HYDROLOGIC DATA REPORT VOLUME II - SURFACE WATER AND STREAMFLOW DATA WATER YEAR 2022 Revision 3, 11/30/2022 Buckeye FRS #2 (44507), North of I-10 and east of US 85. Photo Date: September 23rd, 2022. PREFACE This publication presents the surface water data collected by the Flood Control District of Maricopa County's automated water-level gage network. This telemetered network is located primarily throughout Maricopa County, Arizona with additional gages in Yavapai, Pinal, Yuma, and La Paz Counties. This is the 29th annual water data report published by the District. Annual reports are available for Water Years 1994 – 2022. The surface water data contained in this report were collected, compiled, and edited by the Flood Warning Branch of the Flood Control District. Data include mean daily, total, maximum and minimum discharges at the flow sites; mean daily, maximum, and minimum pool levels at the storage locations; and mean daily, maximum, and minimum volumes stored at the storage locations. Additional graphics are provided for the user to help put the data into context with historic records at the gage. Disclaimers: 1. Flood flow frequency estimates, whether computed in-house or cited from FEMA floodplain studies, are provided for informational purposes only and should not be considered for regulatory purposes. 2. The information contained herein is as accurate and complete as possible within the limitations of real-time data collection technology currently available. Wherever possible, notes have been included to identify questionable data. Reliance upon the accuracy, reliability, and authority of this information is solely the responsibility of the user. 3. Mention of any products, companies, or specific brand names in this report does not constitute endorsement of those companies or products. Revisions to any of these data for any reason will be published in the following years’ reports in an appendix to the report. Printed copies of this report may be requested and purchased from: Flood Control District of Maricopa County 2801 W. Durango Street Phoenix, Arizona 85009 (602) 506-1501 Or downloaded from: https://www.maricopa.gov/759/Publications ii TABLE OF CONTENTS Preface .................................................................. ii Introduction............................................................. iv Data Collection ......................................................... v Definition of Terms .................................................... ix – xii Station Location Map .................................................. xiii New Installations in Water Year 2022 ............................... xiv Revisions to Previous Reports ........................................ xiv Stations Included in this Report ..................................... xv – xix Summary of Significant Streamflow Events ........................ xx Max Flow Events for Water Year 2022 ............................. xxi – xxii Data Presentation ...................................................... xxiv Station Data Pages ..................................................... 1 - 961 iii INTRODUCTION The Flood Control District of Maricopa County (FCDMC or District) collects a large amount of data pertaining to surface water runoff in and around Maricopa County. Stations report data to the main database at least 2 times daily, even if the data is zero (no flow.) During runoff events, data are transmitted to the database more frequently, as water levels rise and fall. The District makes its data available to the public in several useful ways. This annual report is but one manner. Additionally, current and raw/analyzed data are available in real-time from the District’s flood warning web site. Historic data are also available from individual stream or dam/impoundment web pages. This report includes records on discharge at stream gages and at flood control storage structures. The count of sensors and stations is: Table 1: Station / Sensor Distribution Total Stations reported in this Report Total Sensors deployed Sensors on Streams Sensors on Impoundments Stage only sites Sites with multiple water-level sensors Status Sensors 207 217 137 70 7 3 5 Stream and impoundment gages are installed for various needs. For District-owned channels, dams, and basins, ALERT gages are placed to monitor flow in channels, and impoundment behind dams to satisfy regulatory requirements. Additional stations are installed in response to local agency requests, current or future flood control project needs, public safety needs, and elsewhere as needed. iv DATA COLLECTION This is the 29th annual surface water report published by the District. Prior to water year 1994, surface water data collected by the FCDMC ALERT System were not quality controlled, and therefore, not published. Furthermore, remote sites did not send zero flow information and only transmitted during runoff events. Nevertheless, limited data are available prior to water year 1994 for stations that existed before October 1, 1993. Unfortunately, there is no available data for dates prior to October 1, 1987, even if the station existed prior to this date. The data are collected as a depth of flow in feet (aka stage). The discharge and/or volume is then obtained by applying the stage to a rating curve of stage versus discharge in cubic feet per second (cfs), or stage versus volume in acre-feet (ac-ft). The discharge rating curves have been developed at stream gages by using fieldsurveyed cross sections for use in an HECRAS step-backwater computer model to obtain a range of stage versus discharge points to be plotted on a curve. These stepbackwater ratings are refined whenever possible using direct and/or indirect measurements made at or near the gage site. For flood control storage structures, discharge ratings were obtained in one of two ways. First, the design ratings may be used. In most cases however, the discharge rating curves were developed by application of the Federal Highway Administration’s HY-8 computer model for culvert flow and U.S. Geological Survey methods for weir flow over the uncontrolled emergency spillways. The storage rating curves were obtained from published As-Built or construction plans or developed from digital elevation data. Daily mean discharges are computed by applying the daily mean stages (gage heights) to the stage-discharge curves or tables. A similar computation is done for storage facility volume. The minimum and maximum values are based on instantaneous discharge or volume readings and the volumes for discharge stations are based on accumulations of daily means. All data in this report have been reviewed and edited to provide the most accurate data possible. A blank or blanks, represented with ---, within the data set is an indication that data were lost either due to hardware, software, or radio problems, or that the gage had not yet been installed. Where possible, these data are flagged with footnotes describing the time the gage was down. In the event that published records require revision, revisions are printed in later reports. Listed in the heading for each gage where records have been revised are all the reports in which revisions have been published for the station and the water years to which the revisions apply (e.g. WY1999: WY1994-95 means that the data for Water Years 1994-1995 were revised in the report for Water Year 1999). Revisions will be published in an appendix to the annual report. v Several streamflow gages are operated cooperatively between the FCDMC and the United States Geological Survey (USGS). There are several USGS cooperative sites that also house a District ALERT gage. Additionally, there are several continuous USGS gages that do not have a District ALERT gage at the USGS site. Also, as part of our cooperative agreement, the USGS maintains a number of peak-only stations (noncontinuous) that only report an annual maximum. Tables 2 and 3 on the following pages show the USGS gages, along with any associated District gage as well. vi Table 2: USGS Continuous Stations, WY 2022 USGS Station Name USGS Station ID Indian Bend Wash at Curry Road nr Tempe 09512162 Location Lat/Long DD MM SS 33 26 25 / 111 54 52 FCD Gage Salt River at Priest Drive nr Tempe 09512165 33 26 22 / 111 57 37 Yes, ID #67307 Cave Creek below Cottonwood Creek 09512280 33 53 14 / 111 57 12 Yes, ID #20707 New River near Rock Springs 09513780 33 58 27 / 112 05 54 No Skunk Creek near Phoenix 09513860 33 43 45 / 112 07 09 Yes, ID #65807 Gila River at Estrella Parkway nr Goodyear 09514100 33 23 15 / 112 23 30 Yes, ID #83807 Hassayampa River near Morristown 09516500 33 53 06 / 112 39 41 Yes, ID #45507 Hassayampa River near Arlington 09517000 33 20 50 / 112 43 30 No Centennial Wash at SPRR near Arlington 09517490 33 18 37 / 112 52 52 Yes, ID #24707 No Table 3: USGS Annual Peak Stations, WY 2022 USGS Station Name USGS Station ID 09488650 Location Lat/Long DD MM SS 32 50 30 / 112 15 04 Vekol Wash at I-8 Yes, ID #74507 Tortilla Creek at Tortilla Flat 09501300 33 31 38 / 111 23 13 No Camp Creek near Sunflower 09510170 33 45 35 / 111 29 44 No Rock Creek near Sunflower 09510180 33 43 49 / 111 30 28 No Indian Bend Wash at Shea Boulevard 09512090 33 35 05 / 111 58 10 Yes, ID #59507 Salt River Tributary in South Mountain Park 09512200 33 20 49 / 112 05 03 No Agua Fria River Tributary #2, near Rock Springs 09512700 34 02 00 / 112 08 42 No Deadman Wash near New River 09513820 33 50 30 / 112 08 40 No Waterman Wash near Buckeye 09514200 33 19 49 / 112 30 33 No Hartman Wash near Wickenburg 09515800 33 57 46 / 112 49 40 Yes, ID #51207 Ox Wash near Morristown 09516600 33 53 00 / 112 39 00 No Jackrabbit Wash near Tonopah 09516800 33 39 32 / 112 49 40 No Centennial Wash Tributary near Wenden 09517200 33 50 40 / 113 27 00 No Tiger Wash near Aguila 09517280 33 44 30 / 113 16 43 Yes, ID #27007 Winters Wash near Tonopah 09517400 33 29 22 / 112 55 05 No Rainbow Wash Tributary near Buckeye 09519600 33 14 35 / 112 38 15 No Bender Wash near Gila Bend 09519750 32 54 25 / 112 33 05 Yes, ID #40507 Sauceda Wash near Gila Bend 09519760 32 52 14 / 112 45 30 Yes, ID #71007 Military Wash near Sentinel 09520100 32 50 43 / 113 16 44 No Crater Range Wash near Ajo 09520230 32 33 44 / 112 52 37 No Star Wash near Tonopah 09516790 33 37 59 / 112 46 44 No None 33 28 08 / 112 58 10 Yes, ID #25007 Delaney Wash near Tonopah viii FCD Gage DEFINITION OF TERMS Terms related to streamflow and other hydrologic data as used in this report are defined below: Table 4: Definitions Term Acre-foot (ac-ft or af) Definition The quantity of water required to cover 1 acre to a depth of 1 foot and is equivalent to 43,560 cubic feet or about 326,000 gallons or 1,233 cubic meters. Basin A typically man-made structure that is partially or entirely below the normal grade of land where it lies. It is for detaining water for release to another structure such as a storm drain. CAP Central Arizona Project, as in the CAP canal. Cubic Feet per Second (cfs) & cfs-day The rate of discharge representing a volume of 1 cubic foot passing a given point during a one-second interval, and is equivalent to approximately 7.48 gallons per second, 448.8 gallons per minute, or 0.02832 cubic meters per second. A cfs-day equals 86,400 cubic feet. The average discharge in cfs for a 24-hour period from midnight to midnight the following day. Daily Mean Discharge Data Gaps in Period of Record Discharge (Q) Data gaps referred to here are typically due to construction activities that cause the gage and station to be removed and out of service for a period of time. There are times when the station is down due to internal or external failure (battery, transmitter, repeater), but the station remains ‘in the ground.’ These gaps are not accounted for in this report. The volume of water (or more broadly, total fluid plus suspended sediment), that passes a given point within a given period of time. ix Drainage Area (DA) The area, measured in a horizontal plane, enclosed by a topographic divide from which direct surface runoff from precipitation normally drains by gravity into the stream above the specified point. Flood Flow Frequency Refers to the magnitude (in terms of peak discharge) and probability of floods at a given gaging station. The flood flow frequency is usually given as a peak discharge associated with a given recurrence interval at a particular gaging station. FRS Flood Retarding Structure, refers to dams originally constructed by the Soil Conservation Service (SCS), now known as the Natural Resources Conservation Service (NRCS). Gage (or gauge) Refers to a measuring device or sensor, such as a pressure transducer, or bubbler orifice, or a passive device, such as a staff gage, or crest-stage gage. Gage Datum The elevation of the zero point of the reference gage from which gage height is determined. This elevation is established by a system of levels from known benchmarks or by approximation from topographic maps or arbitrarily established to a known point such as a culvert invert elevation. The water-surface elevation referred to by an arbitrary gage datum. Gage height is often used interchangeably with the more general term "stage," although gage height is more appropriate when used with a reading on a gage. Gage Height Gage Station or Station A purpose-built structure containing sensors that make systematic observations of hydrologic data. Mean Discharge (cfs) (MEAN) is the arithmetic mean of individual daily mean discharges during a specific period. x NGVD29 – (aka MSL) NAVD88 Peak Discharge (cfs) A geodetic datum derived from a general adjustment of the first order level nets of both the United States and Canada. It was formerly called "Sea Level Datum of 1929" or "mean sea level." Although the datum was derived from the average sea level over a period of many years at 26 tide stations along the Atlantic, Gulf of Mexico, and Pacific Coasts, it does not necessarily represent local mean sea level at any particular place. A datum based on the mass or density of the Earth instead of the varying values of the heights of the seas. Measurements of the acceleration of gravity are made at observation points in a network. Only one point is defined as the datum point. The vertical reference surface is then defined by the surface on which the gravity values are equal to the datum point value. This is called an equipotential surface. is the maximum instantaneous discharge for a given runoff event. Period of Record (POR) The time period for which data exists for a given stream gaging station. Pressure Transducer An instrument used to measure the depth of water. It is an analog instrument which measures a pressure change over a diaphragm. The depth of water is related to the change in pressure over the diaphragm created by the weight of the water above the instrument. The reciprocal of the probability of a flood occurring in any given year. Thus, the flood having a 1% (1/100, or 1 in 100) chance of occurring in any given year has a recurrence interval of 100 years and is referred to as the 100-year flood. Similarly, the flood having a 50% (1/2 or 1 in 2) chance of occurring in any given year has a recurrence interval of 2 years and is referred to as the 2year flood. A sensor, in terms of stream-gaging, is a device that detects the presence and/or depth of water, and could be a transducer, a bubbler-line, a status sensor, a RADAR device, a float device (USGS), or other mechanism that responds to the presence of water. Recurrence Interval Sensor xi Staff Gage A device located at the gaging station to provide a visual reference to the depth of water at a gage in terms of gage height above the water level measuring instrument. Stage-Discharge Relationship The relation between gage height (stage) and the volume of water, per unit of time, flowing in a channel or from a pipe or culvert. Stage-Only Site Sites that only measure stage, but no discharge or volume. Sites would include two Game and Fish water troughs, two underpass sites in downtown Phoenix, and three sites with status sensors, but no other sensor types. Stage-Storage Relationship The relation between gage height (stage) and the volume of water stored behind or within a flood control impoundment structure. Station See ‘Gage Station, or Station’ in the table above. Status Sensor A device that trips a switch ‘on’ when a float on the sensor is actuated by rising water level. Conversely, the switch is ‘off’ when the water level falls below the levels of the float. Is used to indicate that water has reached a predetermined level. The discharge that occurs in a natural channel. Although the term "discharge" can be applied to the flow of a canal, the word "streamflow" uniquely describes the discharge in a surface stream course. The term "streamflow" is more general than "runoff" as streamflow may be applied to discharge whether or not it is affected by diversion or regulation. The 12-month period, October 1 through September 30. The water year is designated by the calendar year in which it ends and includes 9 of the 12 months. Thus, the water year beginning October 1, 2021 and ending September 30, 2022, is called the "2022 Water Year." Streamflow Water Year xii FCDMC STREAMFLOW AND IMPOUNDMENT GAGE LOCATIONS – WY 2022 Figure 1. FCDMC streamflow and impoundment gage location map Streamflow Station Impoundment / Storage Station xiii New Installations in Water Year 2022 Table 5: New Installations Station Cave Creek nr Union Hills ID 8007 Date Installed 3/3/2022 Requesting Agency FCDMC Dam Safety Station Changes in Water Year 2022 • • Added Cave Creek near Union Hills, Station No. 50080 “Spook Hill FRS @ Xxxx Rd.” stations – names were changed to “Red Mountain Fwy. Levee @ Xxxx Rd.” Revisions To Previous Editions of This Report • None xiv Gage Stations included in this report Arizona Canal Diversion Channel at 36th Street, ID #10007 ................................................ 1 Arizona Canal Diversion Channel at 14th Street, ID #10507 ................................................ 5 Arizona Canal Diversion Channel at 43rd Avenue, ID #11307 ............................................. 9 Arizona Canal Diversion Channel at 67th Avenue, ID #13807.............................................13 Adobe Dam Pool, ID #65017..............................................................................................17 Adobe Dam Outlet, ID #65007 ...........................................................................................22 Agua Fria River at Grand Avenue, ID #14707 ....................................................................26 Agua Fria River at Buckeye Road, ID #85307 ....................................................................30 Amigos Wash, ID #80507 ..................................................................................................34 Antelope Creek, ID #55207 ................................................................................................38 Apache Junction FRS, ID #81307 ......................................................................................42 Apache Trail, ID #36507 ....................................................................................................48 Aspen Dam, ID #78707 ......................................................................................................52 Baseline Road at 43rd Avenue Basin, ID #66407 ................................................................58 Bender Wash, ID #40507 ...................................................................................................64 Berneil Wash, ID #59207 ...................................................................................................68 Blue Tank Wash, ID #52707 ..............................................................................................72 Box Wash, ID #47507 ........................................................................................................76 Buckeye FRS #1, ID #44007 ..............................................................................................80 Buckeye FRS #2, ID #44507 ..............................................................................................86 Buckeye FRS #3, ID #48807 ..............................................................................................92 Bullard Wash at Indian School Road, ID #89507................................................................98 Bullard Wash at Van Buren Street, ID #89207 .................................................................102 Camelback Road at 24th Avenue Basin, ID #6807............................................................106 CAP Reach #11 Dike #1, ID #8407 ..................................................................................112 CAP Reach #11, Dike #2, ID #58607 ...............................................................................118 CAP Reach #11, Dike #3, ID #60107 ...............................................................................124 CAP Reach #11, Dike #4, ID #59807 ...............................................................................130 Casandro Wash, ID #52007 .............................................................................................136 Casandro Dam, ID #53007 ..............................................................................................140 Cave Buttes Dam Pool, ID #19517 ..................................................................................146 Cave Buttes Dam Outlet, ID #19507 ................................................................................151 Cave Creek at Ashdale Ranger Station, ID #21307 .........................................................155 Cave Creek at Spur Cross, ID #20707 .............................................................................159 Cave Creek, ID #19007....................................................................................................163 xv Cave Creek near Cave Creek, ID #20507 ........................................................................167 Cave Creek at CAP, ID #19807 .......................................................................................171 Cave Creek near Union Hills Drive, ID #8007 ..................................................................175 Cave Creek at Cactus Road, ID #11807 ..........................................................................179 Centennial Wash near Aguila, ID #29007 ........................................................................183 Centennial Wash at Wenden, ID #27507 .........................................................................187 Centennial Levee, ID #25707 ...........................................................................................191 Centennial Railroad, ID #24707 .......................................................................................195 Centennial Tributary at Dobbins Road, ID #22807 ...........................................................199 Cline Creek, ID #66007 ....................................................................................................203 Colter Channel at El Mirage Road, ID #85507 .................................................................207 Columbus Wash, ID #40807 ............................................................................................211 Copper Wash, ID #41007 .................................................................................................215 Crossroads Park Basin, ID #33007 ..................................................................................219 Cruff Wash, ID #23707.....................................................................................................224 Daggs Wash, ID #48507 ..................................................................................................228 Deadman Wash @ Loop 303, ID #62107 .........................................................................232 Delaney Wash, ID #25007 ...............................................................................................236 Desert Hills Wash, ID #19307 ..........................................................................................240 Dreamy Draw Dam, ID #9807 ..........................................................................................244 Dysart Drain at LAFB, ID #85807 .....................................................................................250 Dysart Drain at El Mirage Road, ID #85707 .....................................................................254 East Fork Cave Creek Basin #1, ID #7807 .......................................................................258 East Fork Cave Creek Basin #3A, ID #8807 ....................................................................264 East Fork Cave Creek Basin #3B, ID #8707 ....................................................................270 East Fork Cave Creek Basin #4, ID #8207 .......................................................................276 East Fork Cave Creek near 7th Avenue, ID #8507 ............................................................282 El Mirage Road Drain, ID #14507 ....................................................................................286 East Maricopa Floodway at Broadway Road, ID #34307..................................................290 East Maricopa Floodway below Powerline Floodway, ID #33707 .....................................294 East Maricopa Floodway at Queen Creek Road, ID #34807 ............................................298 East Maricopa Floodway at Arizona Avenue, ID #35507 ..................................................302 Estrella Fan, ID #84207 ...................................................................................................306 Flying E Wash, ID #51707 ...............................................................................................310 Ford Canyon Wash, ID #86207 ........................................................................................314 Fourth of July Wash, ID #41207 .......................................................................................318 Freestone Basin, ID #32807 ............................................................................................322 xvi Galloway Wash at Galloway Road, ID #20607 .................................................................328 Gila River at Olberg Road, ID #42007 ..............................................................................332 Gila River at Maricopa Road, ID #41707 ..........................................................................336 Gila River at 116th Avenue, ID #70707 .............................................................................340 Gila River at Estrella Parkway, ID #83807........................................................................344 Golden Eagle Park Dam, ID #78007 ................................................................................348 Grand Avenue at 27th Avenue Basin, ID #3807 ................................................................354 Granite Reef Diversion, ID #75007 ..................................................................................360 Granite Reef Wash, ID #57507 ........................................................................................364 Greene Wash at SR 84, ID #64007 ..................................................................................368 Guadalupe Road Channel, ID #35707 .............................................................................372 Guadalupe FRS, ID #68207 .............................................................................................376 Harquahala FRS, ID #26007 ............................................................................................382 Hartman Wash, ID #51207 ...............................................................................................388 Hassayampa River at Wagoner, ID #54307 .....................................................................392 Hassayampa River at Box Canyon, ID #53507 ................................................................396 Hassayampa River at US60, ID #45707 ...........................................................................400 Hassayampa River near Morristown, ID #45507 ..............................................................404 Hassayampa River at I-10, ID #48007 .............................................................................408 Hesperus Dam, ID #79007 ...............................................................................................412 Indian Bend Wash at Sweetwater Avenue, ID #58307 .....................................................418 Indian Bend Wash at Shea Boulevard, ID #59507 ...........................................................422 Indian Bend Wash near Indian Bend Road, ID #56307 ....................................................426 Indian Bend Wash at McDonald Drive, ID #57207 ...........................................................430 Indian Bend Wash at Indian School Road, ID #56507 ......................................................434 Indian Bend Wash near McKellips Road, ID #55707 ........................................................438 Indian Bend Wash Interceptor Channel, ID #56807 .........................................................442 Jackrabbit Wash, ID #45007 ............................................................................................446 Lake Margherite, ID #59007 .............................................................................................450 Laveen Basin, ID #67807 .................................................................................................454 Magma FRS, ID #42307 ..................................................................................................460 Martinez Creek, ID #49507 ..............................................................................................466 McDowell Mountain Road, ID #76007 ..............................................................................470 McMicken Dam at Bell Road, ID #71507 ..........................................................................474 McMicken Dam, ID #71707 ..............................................................................................478 McMicken Floodway, ID #71307 ......................................................................................484 Mineral Canyon Basin, ID #68807 ....................................................................................488 xvii New River Fire, ID #62707 ...............................................................................................494 New River @ Loop 303, ID #62213 ..................................................................................498 New River Dam Pool, ID #62017 .....................................................................................502 New River Dam Outlet, ID #62007 ...................................................................................507 New River at Bell Road, ID #61707 ..................................................................................511 New River at Glendale Avenue, ID #61507 (transducer), #61513 (radar) .........................515 North Heights Dam, ID #78207 ........................................................................................520 Old Crosscut Canal near McDowell Road, ID #4707 ........................................................526 Paradise Lane at 33rd Drive Basin, ID #12407..................................................................530 Paradise Lane at 47th Avenue Basin, ID #13707 ..............................................................536 Pecos Sediment Basin, ID #70007 ...................................................................................542 Pecos Basin Pool, ID #70017...........................................................................................548 Pecos North Inflow, ID #69307.........................................................................................554 Pecos East Inflow, ID #69507 ..........................................................................................558 Pecos West Inflow, ID #69807 .........................................................................................562 Phoenix Dam #2A, ID #8907 ............................................................................................566 Phoenix Dam #2B, ID #9907 ............................................................................................572 Phoenix Dam #3, ID #11507 ............................................................................................578 Phoenix Dam #4, ID #12207 ............................................................................................584 Phoenix Dam #7, ID #13307 ............................................................................................590 Phoenix Dam #99, ID #12707 ..........................................................................................596 Phoenix East Park Dam, ID #13007 .................................................................................602 Phoenix West Park Dam, ID #13507 ................................................................................608 Phoenix Zoo Dam #3, ID #4307 .......................................................................................614 Phoenix Zoo Dam #5, ID #4407 .......................................................................................620 Picacho Wash, ID #74207 ................................................................................................626 Pima Canyon Wash, ID #68707 .......................................................................................630 Powder House Wash, ID #52507 .....................................................................................634 Powerline Floodway, ID #37507 .......................................................................................638 Powerline FRS, ID #36807 ...............................................................................................642 Price Drain @ Loop 202, ID #31507 ................................................................................648 Prickly Pear Wash, ID #8107 ...........................................................................................652 Queen Creek at CAP, ID #38007 .....................................................................................656 Queen Creek at Rittenhouse Road, ID #37707 ................................................................660 Rainbow Wash, ID #42807 ..............................................................................................664 Rawhide Wash, ID #61007 ..............................................................................................668 Reata Pass Dam, ID #61207............................................................................................672 xviii Reata Pass Wash, ID #60007 ..........................................................................................678 Red Mountain Freeway Levee at McDowell Road, ID #80007..........................................682 Red Mountain Freeway Levee at McKellips Road , ID #79807 .........................................688 Red Mountain Freeway Levee at Brown Road, ID #81507 ...............................................694 Rittenhouse FRS, ID #37207 ...........................................................................................700 Roeser Road at 23rd Avenue Basin, ID #66807 ................................................................706 Saddleback FRS, ID #25207 ............................................................................................712 Salt River below Granite Reef Dam, ID #75307 ...............................................................718 Salt River at Val Vista Drive, ID #39507 ...........................................................................722 Salt River at Priest Drive, ID #67307 ................................................................................726 Salt River at 7th Avenue, ID #68007 .................................................................................730 Salt River at 51st Avenue, ID #5307 .................................................................................734 Salt River at 67th Avenue, ID #5807 .................................................................................738 Sand Tank Wash at I-8, ID #40007 ..................................................................................742 Santa Cruz River at SR84, ID #63807..............................................................................746 Sauceda Wash, ID #71007 ..............................................................................................750 Scatter Wash, ID #14007 .................................................................................................754 Seven Springs Wash, ID #21807 .....................................................................................758 Signal Butte FRS, ID #79507 ...........................................................................................762 Siphon Draw Wash at Signal Butte Road, ID #37607 .......................................................768 Skunk Creek near New River, ID #66207 .........................................................................772 Skunk Creek at Desert Hills Drive, ID #64807 ..................................................................776 Skunk Creek at Carefree Highway, ID #65707 .................................................................780 Skunk Creek at Dixileta Drive, ID #64907 ........................................................................784 Skunk Creek at I-17, ID #65807 .......................................................................................788 Skunk Tank Wash, ID #64707..........................................................................................792 Sols Wash at SR71, ID #47707........................................................................................796 Sols Tributary at US93, ID #50007 ...................................................................................800 Sols Wash near Matthie, ID #50807 .................................................................................804 Sonoqui Wash near Hawes Road, ID #36307 ..................................................................808 Sonoran Wash, ID #65907 ...............................................................................................812 South Mountain Fan, ID #70507 ......................................................................................816 Spookhill FRS, ID #74707 ................................................................................................820 Stagecoach Wash, ID #20007..........................................................................................826 Stoneridge Dam, ID #77307 .............................................................................................830 Sun Valley Parkway at Northern Avenue, ID #48307 .......................................................836 Sunnycove FRS, ID #46507 .............................................................................................840 xix Sunridge Canyon Dam, ID #77507 ..................................................................................846 Sunset FRS, ID #46007 ...................................................................................................852 Sycamore Creek Fire, ID #81807(transducer), 81813(radar)............................................858 Tatum Wash Basin Inflow, ID #58007 ..............................................................................863 Tatum Wash Basin, ID #58507 ........................................................................................867 Tenth Street Wash Basin #1, ID #11007 ..........................................................................873 Tiger Wash, ID #27007 ....................................................................................................879 Twin Buttes Wash, ID #73207 ..........................................................................................883 University Drive at 62nd Street Basin, ID #34607 ..............................................................887 Upper Trilby Wash, ID #73807 .........................................................................................893 UPRR Underpass at First Avenue, ID #3107 ...................................................................897 UPRR Underpass at Central Avenue, ID #3207 ...............................................................901 US60 at Gold Canyon, ID #36907 ....................................................................................905 Vekol Wash, ID #74507 ...................................................................................................909 Vineyard FRS, ID #37007 ................................................................................................913 Vulture Mine Road, ID #47007 .........................................................................................919 Wagner Wash at Sun Valley Parkway, ID #44707............................................................923 Waterman Wash at Rainbow Valley Road, ID #83307 .....................................................927 Weekes Wash at Baseline Road, ID #39207....................................................................931 White Tanks FRS #3, ID #87307 ......................................................................................935 White Tanks FRS #4, ID #87807 ......................................................................................941 White Tank Outlet Channel, ID #87407 ............................................................................947 Whitlow Ranch Dam, ID #63307 ......................................................................................951 Winters Wash, ID #25507 ................................................................................................957 xx SUMMARY OF SIGNIFICANT STREAMFLOW EVENTS Rainfall and runoff in Maricopa County occur primarily in the winter and summer. Occasionally, significant rainfall occurs during the transitional season following the summer monsoon. The event that affected the largest number of stream gages across the valley was the 12/2324 event, although this event was not particularly large in comparison to historical flow events. Few events occurred between March and mid-July. Other large-scale events occurred on 7/22, 7/26, 7/29, 8/3, 8/11. The most extreme flow events occurred in late-July to mid-August. The flow events that broke stream flow records occurred 7/22, 7/26, 7/30, and 8/12. There were 712 total recorded events across all the gages this water year. Table 6: Stations with Flow Events Recorded Stations recording flow in winter: Stations with no flow in winter: Stations recording flow in summer: Stations with no flow in summer: 73 134 159 48 35.3 % 64.7 % 76.8 % 23.2 % Forty-five stations recorded no runoff in Water Year 2022. Highlights of the runoff and impoundment events are summarized on the following two pages. xxi Table 7: Maximum Flows Recorded this Water Year Maximum Flows for Water Year 2022 at Selected FCDMC Water Level Sensor Locations Red values are peaks of record Location Queen Creek at CAP, ID #38007 Pecos East Inflow, ID #69507 Indian Bend Wash at Indian School Road – ID #56507 Lake Margherite – ID #59007 Dysart Drain at El Mirage Road, ID #85707 Blue Tank Wash, ID #52707 Weekes Wash at Baseline Road, ID #39207 Pecos North Inflow, ID #69307 Pecos West Inflow, ID #69807 Cave Creek near Union Hills Drive, ID #8007 Cave Creek at Cactus Road – ID #11807 Desert Hills Wash, ID #19307 Arizona Canal Diversion Channel at 43rd Avenue, ID #11307 Indian Bend Wash Interceptor Channel – ID #56807 Indian Bend Wash at McDonald Drive – ID #57207 Granite Reef Diversion, ID #75007 Berneil Wash, ID #59207 East Fork Cave Creek near 7th Avenue, ID #8507 East Maricopa Floodway at Queen Creek Road, ID #34807 xxii Discharge (cfs) 871 222 3,929 435 836 2,441 2,000 121 67 248 6,665 290 3,511 1,590 3397 776 1,145 5,080 2045 Stage (feet) 3.36 1.73 5.76 2.12 3.53 4.17 6.47 1.50 1.94 2.63 13.16 4.55 4.91 5.46 4.00 1.62 2.82 8.07 3.85 Date 12/25/2022 07/22/2022 07/23/2022 07/23/2022 07/26/2022 07/27/2022 07/28/2022 07/28/2022 07/28/2022 07/30/2022 07/30/2022 07/30/2022 08/04/2022 08/12/2022 08/12/2022 08/12/2022 08/12/2022 08/13/2022 09/12/2022 Water Year 2022 Note: Many stations recorded multiple events. These are the maximum peaks for the year. Maximum Impoundments for Water Year 2022 at Selected FCDMC Water Level Sensor Locations Red values are peaks of record Location Roeser Road at 23rd Avenue Basin, ID #66807 Paradise Lane at 47th Avenue Basin, ID #13707 Pecos Sediment Basin, ID #70007 East Fork Cave Creek Basin #3A, ID #8807 East Fork Cave Creek Basin #4 – ID #8207 East Fork Cave Creek Basin #1, ID #7807 East Fork Cave Creek Basin #3B, ID #8707 Paradise Lane at 33rd Drive Basin, ID #12407 Phoenix Dam #2A, ID #8907 Phoenix Dam #7, ID #13307 Phoenix East Park Dam, ID #13007 Phoenix Dam #4, ID #12207 Phoenix West Park Dam, ID #13507 Tatum Wash Basin – ID #58507 Hesperus Dam, ID #79007 Stoneridge Dam, ID #77307 Discharge (cfs) ----39 513 87 69 288 42 28 48 47 29 51 75 84 27 Stage (feet) 9.33 2.34 15.79 6.89 4.17 3.02 4.46 3.12 10.67 11.91 7.02 11.02 9.78 9.99 3.14 3.05 (ac-ft) 106.0 21.5 28.6 37.9 13.0 11.8 15.4 32.5 19.0 14.0 2.8 14.6 14.7 24.6 0.3 0.4 Contents (%full) 77.7 52.1 84.1 32.3 17.5 20.0 12.8 38.5 31.7 12.0 13.0 38.2 13.1 75.1 0.1 0.6 Date 12/24/2022 07/26/2022 07/28/2022 07/30/2022 07/30/2022 07/30/2022 07/30/2022 07/30/2022 07/30/2022 07/30/2022 08/04/2022 08/04/2022 08/04/2022 08/04/2022 08/12/2022 08/12/2022 Note: Many stations recorded multiple events. These include the maximum peaks for the year. xxiii Water Year 2022 DATA PRESENTATION The following pages present the data collected by the Flood Control District ALERT system. Data have been retrieved from a TriLynx Systems, LLC® NovaStar5 database, maintained at the Flood Control District of Maricopa County. The data pages are in alphabetical order by name. If there is more than one station on a stream such as Cave Creek, the stations are placed in stream order, upstream to downstream. The data tables included with each gage are directly produced by a database function. In the tables where there are dashes “- - -“ on a particular date or dates, the gage was down. Typically, a gage is down when the gage itself fails, or a transmitter or repeater fails. In the case of transmitter failure or repeater failure, data for that date is available by manual download. However, when no event has occurred, the data will typically not be retrieved from the device. xxiv Water Year 2022 Arizona Canal Diversion Channel at 36th Street, ID #10007 Site Data LOCATION At the inlet to the ACDC near 36th Street and Stanford Drive DRAINAGE AREA 4.8 mi2 STREAM TYPE Engineered Basin / Channel JURISDICTION Phoenix, Arizona WATERSHED Upper ACDC SECTION/TOWNSHIP/RANGE S13 T2N R3E LATITUDE N 33° 30' 49.3" | +33.51368 LONGITUDE W 111° 59' 58.7" | -111.99963 ARIZONA STATE PLANE E 674711 | N 914440 USGS QUAD SHEET Paradise Valley 7.5-Minute STREAMGAGE INSTALLATION DATE 02/24/1994 - WY 1994 PERIOD OF AVAILABLE DATA RECORD 02/24/1994 - Current LENGTH OF AVAILABLE DATA RECORD 27.60 Years | 10,446 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.12 feet Gage Height STAFF GAGES 1 CREST STAGE GAGES 2 ZERO GAGE HEIGHT ELEVATION 1,237.697 feet NAVD88 POINT OF ZERO FLOW 0.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 919 cfs | 7.89 feet | 10/02/2018 FCDMC Annual Surface Water Report, Water Year 2022 Page 1 Watershed Map Discharge (cfs) ACDC at 36th Street - water year peaks 1000 900 800 700 600 500 400 300 200 100 0 1990 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 2 2015 2020 2025 WY2022 Events Date of Peak 8/4 9/11 Peak Gage Height 1.69 5.06 Hydrograph of peak WY 2022 flow event, 09/11/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 3 Peak Discharge (cfs) 32 66 ACDC at 36th Street, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 7 5 6 7 8 9 10 11 6 12 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 1 0 0 0 0 0 0 0 7 18 MEAN 0 0 0 0 0 0 0 0 0 0 0 1 MAX 0 0 3 0 0 0 0 0 0 1 36 66 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 1 0 0 0 0 0 0 0 15 36 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 26 MEAN 0 MAX 66 MIN 0 AC_FT 52 FCDMC Annual Surface Water Report, Water Year 2022 Page 4 Arizona Canal Diversion Channel at 14th Street, ID #10507 Site Data LOCATION Near 14th Street and Orangewood Avenue DRAINAGE AREA 13.6 mi2 STREAM TYPE Engineered Channel JURISDICTION Phoenix, Arizona WATERSHED Upper ACDC SECTION/TOWNSHIP/RANGE S04 T2N R3E LATITUDE N 33° 32' 37.3" | +33.54369 LONGITUDE W 112° 03' 05.1" | -112.05141 ARIZONA STATE PLANE E 658947 | N 925374 USGS QUAD SHEET Sunnyslope 7.5-Minute STREAMGAGE INSTALLATION DATE 02/09/1994 - WY 1994 PERIOD OF AVAILABLE DATA RECORD 02/09/1994 - Current LENGTH OF AVAILABLE DATA RECORD 28.64 Years | 10,461 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.40 feet Gage Height STAFF GAGES One CREST STAGE GAGES One ZERO GAGE HEIGHT ELEVATION 1,215.807 feet NAVD88 POINT OF ZERO FLOW 0.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 1,414 cfs | 6.75 feet | 09/08/2014 FCDMC Annual Surface Water Report, Water Year 2022 Page 5 Watershed Map ACDC at 14th Street - water year peaks 1,600 1,400 Discharge (cfs) 1,200 1,000 800 600 400 200 0 1990 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 6 2015 2020 2025 WY2022 Events Date of Peak 8/4 9/11 Peak Gage Height (feet) 4.08 1.12 Hydrograph of peak WY 2022 flow event, 08/04/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 7 Peak Discharge (cfs) 580 58 ACDC at 14th Street, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 44 5 6 7 8 9 10 11 7 12 27 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 44 34 MEAN 0 0 0 0 0 0 0 0 0 0 1 1 MAX 0 0 0 0 0 0 0 0 0 0 580 58 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 87 68 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 78 MEAN 1 MAX 580 MIN 0 AC_FT 155 FCDMC Annual Surface Water Report, Water Year 2022 Page 8 Arizona Canal Diversion Channel at 43rd Avenue, ID #11307 Site Data LOCATION Near Peoria and 43rd Avenues DRAINAGE AREA 258.6 mi2 STREAM TYPE Engineered Channel JURISDICTION Phoenix, Arizona WATERSHED Upper ACDC SECTION/TOWNSHIP/RANGE S22 T3N R2E LATITUDE N 33° 35' 02.4" | +33.58400 LONGITUDE W 112° 09' 15.2" | -112.15422 ARIZONA STATE PLANE E 627649 | N 940096 USGS QUAD SHEET Glendale 7.5-Minute STREAMGAGE INSTALLATION DATE 11/14/1990 - WY 1991 PERIOD OF AVAILABLE DATA RECORD 11/14/1990 - Current LENGTH OF AVAILABLE DATA RECORD 31.88 Years | 11,644 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.95 feet Gage Height STAFF GAGES Two CREST STAGE GAGES One ZERO GAGE HEIGHT ELEVATION 1,200.704 feet NAVD88 POINT OF ZERO FLOW 0.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 5,601 cfs | 6.58 feet | 09/08/2014 FCDMC Annual Surface Water Report, Water Year 2022 Page 9 Watershed Map ACDC at 43rd Avenue - water year peaks 6,000 Discharge (cfs) 5,000 4,000 3,000 2,000 1,000 0 1990 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 10 2015 2020 2025 WY2022 Events Date of Peak 12/24 7/26 7/30 8/4 8/23 9/11 Peak Gage Height (feet) 1.72 1.72 4.36 4.91 1.59 1.44 Hydrograph of peak WY 2022 flow event, 08/04/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 11 Peak Discharge (cfs) 514 514 2882 3,511 439 360 ACDC at 43rd Avenue, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 334 5 6 1 7 1 8 9 10 11 17 12 7 13 1 14 15 16 17 18 19 20 21 22 23 54 24 107 1 25 26 43 27 28 29 --30 --279 31 --------53 -------------------------------------------------------------------------------TOTAL 4 4 110 4 3 0 3 5 0 377 391 27 MEAN 0 0 4 0 0 0 0 0 0 12 13 1 MAX 0 0 514 0 0 0 0 2 0 2882 3511 360 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 7 7 218 7 6 0 5 9 0 749 775 53 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 926 MEAN 3 MAX 3511 MIN 0 AC_FT 1837 FCDMC Annual Surface Water Report, Water Year 2022 Page 12 Arizona Canal Diversion Channel at 67th Avenue, ID #13807 Site Data LOCATION On 67th Avenue south of Greenway Road DRAINAGE AREA 283.7 mi2 (Includes area above Cave Buttes Dam) STREAM TYPE Engineered Channel JURISDICTION Glendale, Arizona WATERSHED Upper ACDC SECTION/TOWNSHIP/RANGE S12 T3N R1E LATITUDE N 33° 37' 17.8" | +33.62161 LONGITUDE W 112° 12' 09.7" | -112.20269 ARIZONA STATE PLANE E 612945 | N 953819 USGS QUAD SHEET Glendale 7.5-Minute STREAMGAGE INSTALLATION DATE 06/07/1990 - WY 1990 PERIOD OF AVAILABLE DATA RECORD 06/07/1990 - Current LENGTH OF AVAILABLE DATA RECORD 32.32 Years | 11,804 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.00 feet Gage Height STAFF GAGES 2 CREST STAGE GAGES 4 ZERO GAGE HEIGHT ELEVATION 1,189.057 feet NAVD88 POINT OF ZERO FLOW 0.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 5,511 cfs | 8.40 feet | 09/08/2014 Watershed Map FCDMC Annual Surface Water Report, Water Year 2022 Page 13 ACDC at 67th Avenue - water year peaks 6,000 Discharge (cfs) 5,000 4,000 3,000 2,000 1,000 0 1990 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 14 2015 2020 2025 WY2022 Events Date of Peak 12/10 12/24 12/29 1/03 2/23 7/17 7/26 7/30 8/4 8/9 8/13 8/19 8/23 9/10 9/12 9/21 Peak Gage Height (feet) 2.24 3.79 2.29 1.46 2.19 1.12 3.61 4.78 5.42 0.78 1.02 2.88 2.19 0.73 3.02 0.73 Peak Discharge (cfs) 71 443 74 35 67 22 377 1,020 1,500 15 22 147 67 14 147 14 Hydrograph of peak WY 2022 flow event, 08/04/2022 Flood Flow Frequency Flood Flow Frequency U.S. Army Corps of Engineers Design 2-year 5-year 10-year 25-year 50-year 100-year 1,900 4,500 7,700 13,500 20,600 29,000 FCDMC Annual Surface Water Report, Water Year 2022 Page 15 ACDC at 67th Avenue, runoff data Discharge, in cfs-days, Water Year October 2021 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 10 2 1 3 4 4 211 5 18 6 2 7 8 9 3 6 1 10 34 1 6 11 3 1 12 3 87 13 6 6 14 15 16 1 17 --10 18 8 19 63 20 25 21 12 6 22 4 23 26 6 24 176 14 18 25 66 6 26 3 4 91 27 1 7 28 1 29 37 --30 6 --69 31 --------95 -------------------------------------------------------------------------------TOTAL 0 0 330 4 51 0 0 0 0 273 386 112 MEAN 0 0 11 0 2 0 0 0 0 9 12 4 MAX 0 0 443 35 67 0 0 0 0 1020 1500 179 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 654 9 102 0 0 0 0 542 766 222 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 1157 MEAN 3 MAX 1500 MIN 0 AC_FT 2295 FCDMC Annual Surface Water Report, Water Year 2022 Page 16 Adobe Dam Pool, ID #65017 Site Data LOCATION Near 43rd Avenue and Deer Valley Drive DRAINAGE AREA 87.3 mi2 STREAM TYPE Dam of natural drainage JURISDICTION Phoenix, Arizona WATERSHED Skunk Creek SECTION/TOWNSHIP/RANGE S21 T4N R2E LATITUDE N 33° 40' 38.0" | +33.67670 LONGITUDE W 112° 09' 14.3" | -112.15397 ARIZONA STATE PLANE E 627803 | N 974016 USGS QUAD SHEET Hedgpeth Hills 7.5-Minute STREAMGAGE INSTALLATION DATE 10/28/1982 - WY 1983 PERIOD OF AVAILABLE DATA RECORD 08/30/1988 - Current LENGTH OF AVAILABLE DATA RECORD 34.09 Years | 12,450 Days GAPS IN RECORD None STAGE GAGE TYPE Gas-Purge Bubbler STAGE GAGE ELEVATION 2.85 Feet Gage Height STAFF GAGES 14 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,339.81 feet NAVD88 POINT OF ZERO FLOW 0.00 feet Gage Height SPILLWAY ELEVATION 39.77 feet Gage Height TOP OF DAM ELEVATION 65.07 feet Gage Height Watershed Map FCDMC Annual Surface Water Report, Water Year 2022 Page 17 FCDMC Annual Surface Water Report, Water Year 2022 Page 18 WY2022 Events Date of Peak Peak Gage Height None Hydrograph of peak WY 2022 impoundment event No impoundment recorded during Water Year 2022. FCDMC Annual Surface Water Report, Water Year 2022 Page 19 Peak Discharge (cfs) Adobe Dam Pool, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 --6 --7 --8 --9 --10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 0 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 20 Adobe Dam Pool, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 3 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 4 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 5 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 --2.9 6 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 --2.9 7 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 --2.9 8 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 --2.9 9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 --2.9 10 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 11 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 12 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 13 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 14 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 15 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 16 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 17 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 18 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 19 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 20 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 21 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 22 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 23 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 24 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 25 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 26 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 27 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 28 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 29 2.9 2.9 2.9 2.9 --2.9 2.9 2.9 2.9 2.9 2.9 2.9 30 2.9 2.9 2.9 2.9 --2.9 2.9 2.9 2.9 2.9 2.9 2.9 31 2.9 --2.9 2.9 --2.9 --2.9 --2.9 2.9 -------------------------------------------------------------------------------MEAN 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.8 2.9 MAX 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 MIN 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 -----------------------------------------------------------------------------WTR YR 2022 MEAN 2.85 MAX 2.86 MIN 2.85 FCDMC Annual Surface Water Report, Water Year 2022 Page 21 Adobe Dam Outlet, ID #65007 Site Data LOCATION Near 43rd Avenue and Deer Valley Drive DRAINAGE AREA 87.3 mi2 STREAM TYPE Engineered Channel JURISDICTION Phoenix, Arizona WATERSHED Upper ACDC SECTION/TOWNSHIP/RANGE S21 T4N R2E LATITUDE N 33° 40' 38.0" | +33.67670 LONGITUDE W 112° 09' 14.3" | -112.15397 ARIZONA STATE PLANE E 627803 | N 974016 USGS QUAD SHEET Hedgpeth Hills 7.5-Minute STREAMGAGE INSTALLATION DATE 10/28/1982 - WY 1983 PERIOD OF AVAILABLE DATA RECORD 08/03/1990 - Current LENGTH OF AVAILABLE DATA RECORD 32.16 Years | 11,747 Days GAPS IN RECORD None STAGE GAGE TYPE Non-submersible Transducer STAGE GAGE ELEVATION 0.00 feet Gage Height STAFF GAGES 1 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,330.27 feet NAVD88 POINT OF ZERO FLOW -0.3 feet Gage Height EXTREME FOR PERIOD OF RECORD 3,193 cfs | 11.39 feet | 08/16/1990 Watershed Map FCDMC Annual Surface Water Report, Water Year 2022 Page 22 Adobe Dam Outlet - water year peaks 1,400 Discharge (cfs) 1,200 1,000 800 600 400 200 0 1990 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 23 2015 2020 2025 WY2022 Events Date of Peak 7/26 7/30 Peak Gage Height 0.77 0.44 Hydrograph of peak WY 2022 flow event, 07/26/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 24 Peak Discharge (cfs) 14.39 4.81 Adobe Dam Outlet, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 --6 --7 --8 --9 --10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 4 27 28 29 --30 --1 31 --------2 -------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 8 1 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 14 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 15 1 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 8 MEAN 0 MAX 14 MIN 0 AC_FT 16 FCDMC Annual Surface Water Report, Water Year 2022 Page 25 Agua Fria River at Grand Avenue, ID #14707 Site Data LOCATION On Grand Avenue west of 113th Avenue DRAINAGE AREA 183.0 mi2 (below New Waddell Dam) STREAM TYPE Channelized Natural Stream JURISDICTION El Mirage, Arizona WATERSHED White Tanks A / Lower Agua Fria SECTION/TOWNSHIP/RANGE S18 T3N R1E LATITUDE N 33° 36' 26.6" | +33.60739 LONGITUDE W 112° 18' 20.6" | -112.30571 ARIZONA STATE PLANE E 581558 | N 948749 USGS QUAD SHEET El Mirage 7.5-Minute STREAMGAGE INSTALLATION DATE 04/27/1994 - WY 1994 PERIOD OF AVAILABLE DATA RECORD 04/27/1994 - Current LENGTH OF AVAILABLE DATA RECORD 28.43 Years | 10,384 days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 2.50 feet Gage Height STAFF GAGES 3 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 1,104.711 feet NAVD88 POINT OF ZERO FLOW 1.5 feet Gage Height EXTREME FOR PERIOD OF RECORD 5,952 cfs | 6.50 feet | 10/27/2000 FCDMC Annual Surface Water Report, Water Year 2022 Page 26 Watershed Map FCDMC Annual Surface Water Report, Water Year 2022 Page 27 WY2022 Events Date of Peak Peak Gage Height None Hydrograph of peak WY 2022 flow event No flow recorded during Water Year 2022. FCDMC Annual Surface Water Report, Water Year 2022 Page 28 Peak Discharge (cfs) Agua Fria River at Grand Avenue, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 0 MEAN 0 MAX 0 MIN 0 AC_FT 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 29 Agua Fria River at Buckeye Road, ID #85307 Site Data LOCATION On Buckeye Road east of Dysart Road DRAINAGE AREA 2,404 mi2 STREAM TYPE Channelized Natural Stream JURISDICTION Avondale, Arizona WATERSHED White Tanks A / Lower ACDC SECTION/TOWNSHIP/RANGE S14 T1N R1W LATITUDE N 33° 26' 06.3" | +33.43501 LONGITUDE W 112° 19' 55.8" | -112.33254 ARIZONA STATE PLANE E 573231 | N 886088 USGS QUAD SHEET Tolleson 7.5-Minute STREAMGAGE INSTALLATION DATE 10/12/1988 - WY 1989 PERIOD OF AVAILABLE DATA RECORD 10/12/1988 - Current LENGTH OF AVAILABLE DATA RECORD 33.97 Years | 12,407 Days GAPS IN RECORD 09/06/2003 - 07/13/2004 STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.26 feet Gage Height STAFF GAGES 1 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 954.72 feet NAVD88 POINT OF ZERO FLOW 0.1 feet Gage Height EXTREME FOR PERIOD OF RECORD 10,274 cfs | 3.74 feet | 09/08/2014 EXTREME OUTSIDE PERIOD OF RECORD 44,200 cfs | 02/20/1980 Watershed Map FCDMC Annual Surface Water Report, Water Year 2022 Page 30 Agua Fria River at Buckeye Road - water year peaks 12,000 Discharge (cfs) 10,000 8,000 6,000 4,000 2,000 0 1985 1990 1995 2000 2005 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 31 2010 2015 2020 2025 WY2022 Events Date of Peak Peak Gage Height (feet) Peak Discharge (cfs) 12/24 0.43 246 Hydrograph of peak WY 2022 flow event, 12/24/2021 Flood Flow Frequency Flood Flow Frequency FEMA, 1995 2-year 5-year 10-year 50-year 100-year 500-year 22,000 69,000 95,000 184,000 FCDMC Annual Surface Water Report, Water Year 2022 Page 32 Agua Fria River Buckeye Road, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 26 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 26 0 0 0 0 0 0 0 0 0 MEAN 0 0 1 0 0 0 0 0 0 0 0 0 MAX 0 0 246 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 52 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 26 MEAN 0 MAX 246 MIN 0 AC_FT 52 FCDMC Annual Surface Water Report, Water Year 2022 Page 33 Amigos Wash, ID #80507 Site Data LOCATION Located in Usery Mountain Park, northeast of the intersection of McKellips and Crismon Roads DRAINAGE AREA 0.47 mi2 STREAM TYPE Natural Stream JURISDICTION Maricopa County, Arizona WATERSHED Lower Verde SECTION/TOWNSHIP/RANGE S01 T1N R7E LATITUDE N 33° 27' 16.8" | +33.45467 LONGITUDE W 111° 36' 24.4" | -111.60677 ARIZONA STATE PLANE E 794550 | N 893199 USGS QUAD SHEET Apache Junction 7.5-Minute STREAMGAGE INSTALLATION DATE 01/09/2013 - WY 2013 PERIOD OF AVAILABLE DATA RECORD 01/09/2013 - Current LENGTH OF AVAILABLE DATA RECORD 9.73 Years | 3,552 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.75 feet Gage Height STAFF GAGES None CREST STAGE GAGES One ZERO GAGE HEIGHT ELEVATION 1,783.868 feet NAVD88 POINT OF ZERO FLOW 0.1 feet Gage Height EXTREME FOR PERIOD OF RECORD 669 cfs | 2.05 feet | 08/10/2018 FCDMC Annual Surface Water Report, Water Year 2022 Page 34 Watershed Map FCDMC Annual Surface Water Report, Water Year 2022 Page 35 WY2022 Events Date of Peak Peak Gage Height Hydrograph of peak WY 2022 flow event No flow recorded during Water Year 2022. FCDMC Annual Surface Water Report, Water Year 2022 Page 36 Peak Discharge (cfs) Amigos Wash, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 0 MEAN 0 MAX 0 MIN 0 AC_FT 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 37 Antelope Creek, ID #55207 Site Data LOCATION Located about 1.5 miles upstream from Martinez Creek (7013) DRAINAGE AREA 65.1 mi2 STREAM TYPE Natural Stream JURISDICTION Yavapai County, Arizona WATERSHED Lower Hassayampa SECTION/TOWNSHIP/RANGE S09 T8N R5W LATITUDE N 34° 02' 55.6" | +34.04877 LONGITUDE W 112° 46' 45.7" | -112.77937 ARIZONA STATE PLANE E 438675 | N 1110233 USGS QUAD SHEET Flores 7.5-Minute STREAMGAGE INSTALLATION DATE 07/09/2003 - WY 2003 PERIOD OF AVAILABLE DATA RECORD 07/09/2003 - Current LENGTH OF AVAILABLE DATA RECORD 19.23 Years | 7,024 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 2.00 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 2 ZERO GAGE HEIGHT ELEVATION 2,406.00 feet NAVD88 POINT OF ZERO FLOW 1.8 feet Gage Height (February 2019) EXTREME FOR PERIOD OF RECORD 7,169 cfs | 5.42 feet | 10/20/2015 FCDMC Annual Surface Water Report, Water Year 2022 Page 38 Watershed Map Antelope Creek - water year peaks 8,000 Discharge (cfs) 7,000 6,000 5,000 4,000 3,000 2,000 1,000 0 2000 2005 2010 2015 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 39 2020 2025 WY2022 Events Date of Peak 7/28 8/14 8/17 8/19 8/21 9/2 Peak Gage Height (feet) 2.37 3.70 3.82 4.37 3.40 2.50 Hydrograph of peak WY 2022 flow event, 08/19/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 40 Peak Discharge (cfs) 169 1,359 1,480 2,234 1,937 227 Antelope Creek, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 9 3 4 5 6 7 8 9 10 11 12 --2 13 14 99 15 16 17 95 18 19 130 20 67 21 44 22 23 24 25 27 26 --49 27 28 28 29 --16 30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 16 103 436 10 MEAN 0 0 0 0 0 0 0 0 1 3 14 0 MAX 0 0 0 0 0 0 0 0 101 238 2234 227 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 32 205 865 21 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 566 MEAN 2 MAX 2234 MIN 0 AC_FT 1122 FCDMC Annual Surface Water Report, Water Year 2022 Page 41 Apache Junction FRS, ID #81307 Site Data LOCATION Located near Idaho Road and Lost Dutchman Boulevard DRAINAGE AREA 6.15 mi2 STREAM TYPE Dam of natural drainage JURISDICTION Apache Junction, Arizona WATERSHED Lower Verde SECTION/TOWNSHIP/RANGE S08 T1N R8E LATITUDE N 33° 26' 29.2" | +33.44143 LONGITUDE W 111° 33' 06.4" | -111.55178 ARIZONA STATE PLANE E 811305 | N 888329 USGS QUAD SHEET Apache Junction 7.5-Minute STREAMGAGE INSTALLATION DATE 09/15/1988 - WY 1988 PERIOD OF AVAILABLE DATA RECORD 09/15/1988 - Current LENGTH OF AVAILABLE DATA RECORD 34.04 Years | 12,434 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.13 feet Gage Height STAFF GAGES 5 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,785.79 feet NAVD88 POINT OF ZERO FLOW 0.0 feet Gage Height SPILLWAY ELEVATION 16.00 feet Gage Height TOP OF DAM ELEVATION 26.18 feet Gage Height Watershed Map FCDMC Annual Surface Water Report, Water Year 2022 Page 42 Apache Juntion FRS - water year peaks 160 Volume (acre-feet) 140 120 100 80 60 40 20 0 1985 1990 1995 2000 2005 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 43 2010 2015 2020 2025 WY2022 Events Date of Peak 7/28 Peak Gage Height (feet) 5.55 Peak Volume (ac-ft) 26.8 Hydrograph of peak WY 2022 impoundment event, 07/29/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 44 Percent Spillway Capacity 4.0 Apache Junction FRS, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 --24 25 26 27 28 14 29 --10 30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 24 0 0 MEAN 0 0 0 0 0 0 0 0 0 1 0 0 MAX 0 0 0 0 0 0 0 0 0 32 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 48 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 24 MEAN 0 MAX 32 MIN 0 AC_FT 48 FCDMC Annual Surface Water Report, Water Year 2022 Page 45 Apache Junction FRS, volume data Volume, in acre feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 --24 25 26 27 28 10 29 --2 30 --31 ---------------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 27 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 27 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 46 Apache Junction FRS, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 2 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 3 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 4 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 5 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 6 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 7 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 8 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 9 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 10 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 11 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 12 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 13 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 14 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 15 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 16 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 17 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 18 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 19 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 20 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 21 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 22 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 23 0.1 --0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 24 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 25 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 26 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 27 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 28 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 2.4 0.1 0.1 29 0.1 0.1 0.1 0.1 --0.1 0.1 0.1 0.1 1.7 0.1 0.1 30 0.1 0.1 0.1 0.1 --0.1 0.1 0.1 0.1 0.1 0.1 0.1 31 0.1 --0.1 0.1 --0.1 --0.1 --0.1 0.1 -------------------------------------------------------------------------------MEAN 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.3 0.1 0.1 MAX 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 5.5 0.4 0.1 MIN 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0.14 MAX 5.55 MIN 0.13 FCDMC Annual Surface Water Report, Water Year 2022 Page 47 Apache Trail, ID #36507 Site Data LOCATION Located in Apache Junction near 4th Avenue and Royal Palm Avenue DRAINAGE AREA 0.35 mi2 STREAM TYPE Natural Stream JURISDICTION Apache Junction, Arizona WATERSHED Upper EMF SECTION/TOWNSHIP/RANGE S21 T1N R8E LATITUDE N 33° 24' 41.8" | +33.41161 LONGITUDE W 111° 32' 13.0" | -111.53695 ARIZONA STATE PLANE E 877500 | N 815870 USGS QUAD SHEET Apache Junction 7.5-minute STREAMGAGE INSTALLATION DATE 06/27/2019 - WY 2019 PERIOD OF AVAILABLE DATA RECORD 06/27/2019 - Current LENGTH OF AVAILABLE DATA RECORD 3.26 Years | 1,192 Days GAPS IN RECORD 10/17/2019 - 11/04/2019, 04/22/2022 – 05/02/2022 STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.00 feet gage height STAFF GAGES None CREST STAGE GAGES None ZERO GAGE HEIGHT ELEVATION 1,732.240 feet NAVD88 POINT OF ZERO FLOW 0.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 480 cfs | 2.87 feet GH | 09/23/2019 FCDMC Annual Surface Water Report, Water Year 2022 Page 48 Colt Rd Belaire Rd Hopi Rd Location Map 50365 ! ! Cactus Rd 4th Ave Royal PalmRd 6th Ave Old We st H wy Apache Trail Wash - water year peaks 600 Discharge (cfs) 500 400 300 200 100 0 2015 2020 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 49 2025 WY2022 Events Date of Peak 1/1 7/28 8/21 8/23 9/4 9/5 Peak Gage Height 1.01 2.72 0.68 1.15 0.50 0.76 Hydrograph of peak WY 2022 flow event, 07/28/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 50 Peak Discharge (cfs) 30 443 17 38 11 19 Apache Trail, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 --2 --3 1 4 2 5 3 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 1 22 --23 --1 24 --25 --26 --27 --28 --21 29 ----30 ----31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 2 0 0 0 0 0 21 2 6 MEAN 0 0 0 0 0 0 0 0 0 1 0 0 MAX 3 0 3 30 0 0 0 0 0 443 38 19 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 1 0 0 3 0 0 0 0 0 41 3 12 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 31 MEAN 0 MAX 443 MIN 0 AC_FT 61 FCDMC Annual Surface Water Report, Water Year 2022 Page 51 Aspen Dam, ID #78707 Site Data LOCATION Near Aspen Drive and Golden Eagle Boulevard DRAINAGE AREA 2.13 mi2 STREAM TYPE Dam of natural drainage JURISDICTION Fountain Hills, Arizona WATERSHED Lower Verde SECTION/TOWNSHIP/RANGE S16 T3N R6E LATITUDE N 33° 37' 33.1" | +33.62587 LONGITUDE W 111° 44' 47.3" | -111.74646 ARIZONA STATE PLANE E 751784 | N 955280 USGS QUAD SHEET Fort McDowell Dam 7.5-Minute STREAMGAGE INSTALLATION DATE 01/02/1997 - WY 1997 PERIOD OF AVAILABLE DATA RECORD 01/02/1997 - Current LENGTH OF AVAILABLE DATA RECORD 25.74 Years | 9,403 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.33 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,810.876 feet NAVD88 POINT OF ZERO FLOW 0.00 feet Gage Height SPILLWAY CREST ELEVATION 26.8 feet Gage Height TOP OF DAM ELEVATION 34.6 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 52 Watershed Map Aspen Dam - water year peaks Volume (acre-feet) 25 20 15 10 5 0 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 53 2015 2020 2025 WY2022 Events Date of Peak 7/30 8/9 8/12 8/19 Peak Gage Height (feet) 3.31 1.86 2.38 2.38 Peak Volume (ac-ft) 1.6 0.4 0.8 0.8 Hydrograph of peak WY 2022 impoundment event, 07/30/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 54 Percent Spillway Capacity 1.0 0.5 0.7 0.7 Aspen Dam, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 2 10 11 12 2 13 14 15 16 17 18 19 2 20 21 22 23 24 25 26 27 28 29 --30 --3 31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 3 7 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 55 38 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 5 13 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 9 MEAN 0 MAX 55 MIN 0 AC_FT 18 FCDMC Annual Surface Water Report, Water Year 2022 Page 55 Aspen Dam, volume data Volume, in acre feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 2 1 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 2 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 56 Aspen Dam, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 3 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 4 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 5 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 6 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 7 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 8 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 9 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.3 0.2 10 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 11 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 12 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.4 0.2 13 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 14 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 15 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 16 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 17 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 18 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 19 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.4 0.2 20 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 21 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 22 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 23 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 24 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 25 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 26 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 27 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 28 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 29 0.2 0.2 0.2 0.2 --0.2 0.2 0.2 0.2 0.2 0.2 0.2 30 0.2 0.2 0.2 0.2 --0.2 0.2 0.2 0.2 0.4 0.2 0.2 31 0.2 --0.2 0.2 --0.2 --0.2 --0.2 0.2 -------------------------------------------------------------------------------MEAN 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.3 0.2 MAX 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 3.3 2.4 0.2 MIN 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0.24 MAX 3.31 MIN 0.24 FCDMC Annual Surface Water Report, Water Year 2022 Page 57 Baseline Road at 43rd Avenue Basin, ID #66407 Site Data LOCATION Located on the basin at the northeast corner of Baseline Rd and 43rd Avenue DRAINAGE AREA Undetermined STREAM TYPE Flood control basin JURISDICTION Phoenix, Arizona WATERSHED South Mountain SECTION/TOWNSHIP/RANGE S34 T1N R2E LATITUDE N 33° 22' 47.2" | +33.37978 LONGITUDE W 112° 09' 02.5" | -112.15070 ARIZONA STATE PLANE E 628560 | N 865790 USGS QUAD SHEET Fowler 7.5-Minute STREAMGAGE INSTALLATION DATE 10/01/2015 - WY 2016 PERIOD OF AVAILABLE DATA RECORD 10/01/2015 - Current LENGTH OF AVAILABLE DATA RECORD 7.00 Years | 2,557 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.20 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,023.951 feet NAVD88 POINT OF ZERO FLOW 0.00 feet Gage Height SPILLWAY CREST ELEVATION No spillway TOP OF BASIN ELEVATION 10.5 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 58 Location Map Baseline Road at 43rd Avenue Basin - water year peaks 14 Volume (acre-feet) 12 10 8 6 4 2 0 2015 2016 2017 2018 2019 2020 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 59 2021 2022 2023 2024 2025 WY2022 Events Date of Peak 6/26 Peak Gage Height (feet) 2.65 Peak Volume (ac-ft) 1.4 Hydrograph of peak WY 2022 impoundment event, 06/26/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 60 Percent Spillway Capacity 3.2 Baseline Road at 43rd Avenue Basin, runoff data Discharge, in cfs-days, Water Year October 2021 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 0 MEAN 0 MAX 0 MIN 0 AC_FT 0 NOTE: No discharge rating exists for this site. FCDMC Annual Surface Water Report, Water Year 2022 Page 61 Baseline Road at 43rd Avenue Basin, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 1 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 1 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 62 Baseline Road at 43rd Avenue Basin, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 3 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 4 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 5 0.3 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 6 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 7 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 8 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 9 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 10 0.2 0.2 0.4 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 11 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 12 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 13 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 14 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 15 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 16 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 17 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 18 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 19 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 20 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 21 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 22 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 23 0.2 0.2 0.2 0.2 0.3 0.2 0.2 0.2 0.2 0.2 0.2 0.2 24 0.2 0.2 0.6 0.2 0.2 0.2 0.2 0.2 0.2 0.3 0.2 0.2 25 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 26 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.5 0.2 0.2 0.2 27 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 28 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 29 0.2 0.2 0.2 0.2 --0.2 0.2 0.2 0.2 0.4 0.2 0.2 30 0.2 0.2 0.2 0.2 --0.2 0.2 0.2 0.2 0.4 0.2 0.2 31 0.2 --0.2 0.2 --0.2 --0.2 --0.3 0.2 -------------------------------------------------------------------------------MEAN 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 MAX 0.6 0.2 1.2 0.2 0.5 0.2 0.2 0.2 2.6 1.7 0.4 0.2 MIN 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0.21 MAX 2.65 MIN 0.20 FCDMC Annual Surface Water Report, Water Year 2022 Page 63 Bender Wash, ID #40507 Site Data LOCATION Located about 8 miles east of Gila Bend on I-8 DRAINAGE AREA 69.5 mi2 STREAM TYPE Natural Stream JURISDICTION Maricopa County, Arizona WATERSHED Lower Gila SECTION/TOWNSHIP/RANGE S15 T6S R3W LATITUDE N 32° 54' 22.9" | +32.90637 LONGITUDE W 112° 33' 11.1" | -112.55309 ARIZONA STATE PLANE E 504685 | N 694060 USGS QUAD SHEET Bosque 7.5-Minute STREAMGAGE INSTALLATION DATE 05/12/2004 - WY 2004 PERIOD OF AVAILABLE DATA RECORD 05/12/2004 - Current LENGTH OF AVAILABLE DATA RECORD 18.39 Years | 6,716 Days GAPS IN RECORD 10/06/2015 - 05/22/2017 STAGE GAGE TYPE Transducer STAGE GAGE ELEVATION 1.20 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 2 ZERO GAGE HEIGHT ELEVATION 1,200.205 feet NAVD88 POINT OF ZERO FLOW 0.5 feet Gage Height EXTREME FOR PERIOD OF RECORD 2,490 cfs | 7.10 feet | 07/21/2013 EXTREME OUTSIDE PERIOD OF RECORD 8,250 cfs | 10.78 feet | 09/07/2002 Watershed Map FCDMC Annual Surface Water Report, Water Year 2022 Page 64 Bender Wash - water year peaks 3,000 Discharge (cfs) 2,500 2,000 1,500 1,000 500 0 2000 2005 2010 2015 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 65 2020 2025 WY2022 Events Date of Peak 8/12 8/19 9/9 9/21 Peak Gage Height (feet) 2.82 1.75 1.90 2.10 Hydrograph of peak WY 2022 flow event, 08/12/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 66 Peak Discharge (cfs) 407 104 139 200 Bender Wash, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 5 10 13 11 12 10 13 14 15 16 17 18 19 5 20 21 5 22 23 24 25 26 --27 --28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 15 22 MEAN 0 0 0 0 0 0 0 0 0 0 0 1 MAX 0 0 0 0 0 0 0 0 0 0 407 200 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 29 44 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 37 MEAN 0 MAX 407 MIN 0 AC_FT 74 FCDMC Annual Surface Water Report, Water Year 2022 Page 67 Berneil Wash, ID #59207 Site Data LOCATION Near 66th Street and Doubletree Road DRAINAGE AREA 6.9 mi2 STREAM TYPE Engineered Channel JURISDICTION Paradise Valley, Arizona WATERSHED Lower Indian Bend SECTION/TOWNSHIP/RANGE S34 T3N R4E LATITUDE N 33° 33' 58.5" | +33.56626 LONGITUDE W 111° 56' 19.6" | -111.93878 ARIZONA STATE PLANE E 693248 | N 933839 USGS QUAD SHEET Paradise Valley 7.5-Minute STREAMGAGE INSTALLATION DATE 07/30/1998 - WY 1998 PERIOD OF AVAILABLE DATA RECORD 07/30/1998 - Current LENGTH OF AVAILABLE DATA RECORD 24.17 Years | 8,829 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.00 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,314.560 feet NAVD88 POINT OF ZERO FLOW 0.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 1,634 cfs | 3.50 feet | 10/02/2018 Watershed Map FCDMC Annual Surface Water Report, Water Year 2022 Page 68 Berneil Wash - Water-year Peaks 1,800 1,600 Discharge (cfs) 1,400 1,200 1,000 800 600 400 200 0 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 69 2015 2020 2025 WY2022 Events Date of Peak 12/10 12/24 7/18 7/28 8/12 8/19 9/18 Peak Gage Height (feet) 0.42 0.59 0.27 0.54 2.82 0.85 0.25 Hydrograph of peak WY 2022 flow event, 08/12/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 70 Peak Discharge (cfs) 72 110 40 98 1145 180 35 Berneil Wash, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 1 3 4 5 6 7 8 9 1 10 4 11 12 107 13 2 14 15 16 17 1 18 3 5 19 11 20 21 22 --23 1 24 21 25 26 27 --28 4 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 27 1 1 0 0 0 0 7 119 6 MEAN 0 0 1 0 0 0 0 0 0 0 4 0 MAX 1 0 110 2 11 0 1 0 0 98 1145 35 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 53 1 1 0 0 0 0 14 236 12 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 161 MEAN 0 MAX 1145 MIN 0 AC_FT 319 FCDMC Annual Surface Water Report, Water Year 2022 Page 71 Blue Tank Wash, ID #52707 Site Data LOCATION Located northeast of Wickenburg near Blue Tank Road crossing DRAINAGE AREA 9.3 mi2 STREAM TYPE Natural Stream JURISDICTION Yavapai County, Arizona WATERSHED Lower Hassayampa SECTION/TOWNSHIP/RANGE S29 T8N R4W LATITUDE N 34° 0' 27.1" | +34.00753 LONGITUDE W 112° 41' 47.8" | -112.69660 ARIZONA STATE PLANE E 463666 | N 1095025 USGS QUAD SHEET Sam Powell Peak 7.5-minute STREAMGAGE INSTALLATION DATE 05/29/2019 - WY 2019 PERIOD OF AVAILABLE DATA RECORD 05/29/2019 - Current LENGTH OF AVAILABLE DATA RECORD 3.34 Years | 1,221 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 1.10 feet gage height STAFF GAGES None CREST STAGE GAGES None ZERO GAGE HEIGHT ELEVATION 2,436.284 feet NAVD88 POINT OF ZERO FLOW 0.3 feet Gage Height EXTREME FOR PERIOD OF RECORD 2,441 cfs | 4.17 feet GH | 07/27/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 72 Location Map ash ank W Blue T 50527 ! Ca lam ity sh Wa Blue Tank Wash - water year peaks 3,000 Discharge (cfs) 2,500 2,000 1,500 1,000 500 0 2015 2020 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 73 2025 WY2022 Events Date of Peak 7/27 7/30 8/21 Peak Gage Height 4.17 2.17 1.84 Hydrograph of peak WY 2022 flow event, 07/27/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 74 Peak Discharge (cfs) 2441 719 511 Blue Tank Wash, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 --37 22 ----23 --24 --25 26 27 28 28 43 29 --30 --40 31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 111 37 0 MEAN 0 0 0 0 0 0 0 0 0 4 1 0 MAX 0 0 0 0 0 0 0 0 0 2441 511 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 220 73 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 148 MEAN 0 MAX 2441 MIN 0 AC_FT 293 FCDMC Annual Surface Water Report, Water Year 2022 Page 75 Box Wash, ID #47507 Site Data LOCATION Located about 3 miles northwest of Vulture Mine DRAINAGE AREA 5.9 mi2 STREAM TYPE Natural Stream JURISDICTION Maricopa County, Arizona WATERSHED Lower Hassayampa SECTION/TOWNSHIP/RANGE S20 T6N R5W LATITUDE N 33° 50' 57.4" | +33.84927 LONGITUDE W 112° 47' 56.8" | -112.79911 ARIZONA STATE PLANE E 432083 | N 1037691 USGS QUAD SHEET Vulture Mine 7.5-Minute STREAMGAGE INSTALLATION DATE 03/11/2003 - WY 2003 PERIOD OF AVAILABLE DATA RECORD 03/11/2003 - Current LENGTH OF AVAILABLE DATA RECORD 19.56 Years | 7,144 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.20 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 2,256.149 feet NAVD88 POINT OF ZERO FLOW -0.3 feet Gage Height EXTREME FOR PERIOD OF RECORD 4,160 cfs | 5.65 feet | 07/18/2015 FCDMC Annual Surface Water Report, Water Year 2022 Page 76 Watershed Map FCDMC Annual Surface Water Report, Water Year 2022 Page 77 WY2022 Events Date of Peak Peak Gage Height (feet) None Hydrograph of peak WY 2022 flow event, No runoff recorded in Water Year 2022. FCDMC Annual Surface Water Report, Water Year 2022 Page 78 Peak Discharge (cfs) Box Wash, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 0 MEAN 0 MAX 0 MIN 0 AC_FT 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 79 Buckeye FRS #1, ID #44007 Site Data LOCATION Located near I-10 and the Hassayampa River DRAINAGE AREA 76.6 mi2 Excluding structures 2 and 3 STREAM TYPE Dam of natural drainage JURISDICTION Maricopa County, Arizona WATERSHED Lower Hassyampa SECTION/TOWNSHIP/RANGE S03 T1N R5W LATITUDE N 33° 27' 27.9" | +33.45775 LONGITUDE W 112° 44' 59.9" | -112.74998 ARIZONA STATE PLANE E 445850 | N 895097 USGS QUAD SHEET Buckeye NW 7.5-Minute STREAMGAGE INSTALLATION DATE 07/26/1983 - WY 1983 PERIOD OF AVAILABLE DATA RECORD 11/23/1987 - Current LENGTH OF AVAILABLE DATA RECORD 34.86 Years | 12,731 Days GAPS IN RECORD 01/21/2010 - 03/01/2010, 10/10/2022 – 01/03/2022 STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.20 feet Gage Height STAFF GAGES 6 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,062.00 feet NAVD88 POINT OF ZERO FLOW 0.00 feet SPILLWAY ELEVATION 18.7 feet Gage Height TOP OF DAM ELEVATION 27.7 feet Gage Height Watershed Map FCDMC Annual Surface Water Report, Water Year 2022 Page 80 Buckeye 1 3 2 Buckeye #1 FRS - water year peaks 700 Volume (acre-feet) 600 500 400 300 200 100 0 1985 1990 1995 2000 2005 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 81 2010 2015 2020 2025 WY2022 Events Date of Peak 9/21 Peak Gage Height (feet) 2.52 Peak Volume (ac-ft) 97.0 Hydrograph of peak WY 2022 impoundment event, 09/21/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 82 Percent Spillway Capacity 1.8 Buckeye FRS #1, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 ----2 ----3 ----4 --5 --6 ----7 ----8 ----9 ----10 ------11 ------12 ------13 ------14 ------15 ----16 ----17 ------18 ------19 ------20 ------21 ------16 22 ------2 23 ------24 ------25 ------26 ------27 ----28 ----29 ------30 ------31 -------------------------------------------------------------------------------------------TOTAL 0 0 --0 0 0 0 0 0 0 0 18 MEAN 0 0 --0 0 0 0 0 0 0 0 1 MAX 0 0 --0 0 0 0 0 0 0 0 35 MIN 0 0 --0 0 0 0 0 0 0 0 0 AC_FT 0 0 --0 0 0 0 0 0 0 0 36 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 18 MEAN 0 MAX 35 MIN 0 AC_FT 36 NOTE: Station was erratically down from January 10th to February 14th consistently down from February 17th to March 3rd. No events were missed. FCDMC Annual Surface Water Report, Water Year 2022 Page 83 Buckeye FRS #1, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 ----2 ----3 ----4 --5 --6 ----7 ----8 ----9 ----10 ------11 ------12 ------13 ------14 ------15 ----16 ----17 ------18 ------19 ------20 ------21 ------34 22 ------2 23 ------24 ------25 ------26 ------27 ----28 ----29 ------30 ------31 -------------------------------------------------------------------------------------------MEAN 0 0 --0 0 0 0 0 0 0 0 1 MAX 0 0 --0 0 0 0 0 0 0 0 97 MIN 0 0 --0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 97 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 84 Buckeye FRS #1, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 0.2 0.2 ----0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 2 0.2 0.2 ----0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 3 0.2 0.2 ----0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 4 0.2 0.2 --0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 5 0.2 0.2 --0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 6 0.2 ----0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 7 0.2 ----0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 8 0.2 ----0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 9 0.2 ----0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 10 ------0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 11 ------0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 12 ------0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 13 ------0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 14 ------0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 15 --0.2 --0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 16 --0.2 --0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 17 ------0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 18 ------0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 19 ------0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 20 ------0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 21 ------0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 1.3 22 ------0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.5 23 ------0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 24 ------0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 25 ------0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 26 ------0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 27 0.2 ----0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 28 0.2 ----0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 29 0.2 ----0.2 --0.2 0.2 0.2 0.2 0.2 0.2 0.2 30 0.2 ----0.2 --0.2 0.2 0.2 0.2 0.2 0.2 0.2 31 ------0.2 --0.2 --0.2 --0.2 0.2 -------------------------------------------------------------------------------MEAN 0.2 0.2 --0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 MAX 0.2 0.2 --0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 2.5 MIN 0.2 0.2 --0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0.20 MAX 2.52 MIN 0.20 FCDMC Annual Surface Water Report, Water Year 2022 Page 85 Buckeye FRS #2, ID #44507 Site Data LOCATION Located north of I-10 near Miller Road DRAINAGE AREA 5.7 mi2 STREAM TYPE Dam of natural drainage JURISDICTION Buckeye, Arizona WATERSHED Lower Hassyampa SECTION/TOWNSHIP/RANGE S07 T1N R3W LATITUDE N 33° 26' 22.3" | +33.43954 LONGITUDE W 112° 35' 47.4" | -112.59650 ARIZONA STATE PLANE E 492623 | N 888131 USGS QUAD SHEET Valencia 7.5-Minute STREAMGAGE INSTALLATION DATE 11/11/1992 - WY 1993 PERIOD OF AVAILABLE DATA RECORD 11/11/1992 - Current LENGTH OF AVAILABLE DATA RECORD 29.89 Years | 10,916 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION -1.39 feet Gage Height STAFF GAGES 1 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,098.102 feet NAVD88 POINT OF ZERO FLOW -1.54 feet Gage Height SPILLWAY ELEVATION 15.0 feet Gage Height TOP OF DAM ELEVATION 20.5 feet Gage Height Watershed Map FCDMC Annual Surface Water Report, Water Year 2022 Page 86 Buckeye 3 Buckeye 2 Buckeye #2 FRS - water year peaks Volume (acre-feet) 250 200 150 100 50 0 1990 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 87 2015 2020 2025 WY2022 Events Date of Peak 9/21 Peak Gage Height (feet) 1.30 Peak Volume (ac-ft) 7.2 Hydrograph of peak WY 2022 impoundment event, 09/21/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 88 Percent Spillway Capacity 0.6 Buckeye FRS #2, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 --16 --17 18 --19 20 21 10 22 1 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 11 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 1 0 0 0 0 0 0 0 41 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 1 0 0 0 0 0 0 0 22 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 11 MEAN 0 MAX 41 MIN 0 AC_FT 23 FCDMC Annual Surface Water Report, Water Year 2022 Page 89 Buckeye FRS #2, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 --16 --17 18 --19 20 21 1 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 7 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 7 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 90 Buckeye FRS #2, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 2 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 3 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 5 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 6 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 7 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 8 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 9 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 10 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 11 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 12 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 13 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 14 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 15 --- -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 16 --- -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 17 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 18 --- -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 19 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 20 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 21 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -0.4 22 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.3 23 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 24 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 25 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 26 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 27 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 28 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 29 -1.4 -1.4 -1.4 -1.4 --- -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 30 -1.4 -1.4 -1.4 -1.4 --- -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 31 -1.4 --- -1.4 -1.4 --- -1.4 --- -1.4 --- -1.4 -1.4 -------------------------------------------------------------------------------MEAN -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 MAX -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 1.3 MIN -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -1.4 -----------------------------------------------------------------------------WTR YR 2022 MEAN -1.39 MAX 1.30 MIN -1.39 FCDMC Annual Surface Water Report, Water Year 2022 Page 91 Buckeye FRS #3, ID #48807 Site Data LOCATION Located north of I-10 near Watson Road DRAINAGE AREA 8.7 mi2 STREAM TYPE Dam of natural drainage JURISDICTION Buckeye, Arizona WATERSHED Lower Hassyampa SECTION/TOWNSHIP/RANGE S10 T1N R3W LATITUDE N 33° 26' 49.5" | +33.44707 LONGITUDE W 112° 33' 21.4" | -112.55593 ARIZONA STATE PLANE E 505017 | N 890796 USGS QUAD SHEET Valencia 7.5-Minute STREAMGAGE INSTALLATION DATE 11/23/1992 - WY 1993 PERIOD OF AVAILABLE DATA RECORD 11/23/1992 - Current LENGTH OF AVAILABLE DATA RECORD 29.85 Years | 10,904 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION -4.08 feet Gage Height STAFF GAGES 1 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,151.034 Feet NAVD88 POINT OF ZERO FLOW -4.10 feet Gage Height SPILLWAY ELEVATION 14.00 feet Gage Height TOP OF DAM ELEVATION 20.50 feet Gage Height Watershed Map FCDMC Annual Surface Water Report, Water Year 2022 Page 92 FCDMC Annual Surface Water Report, Water Year 2022 Page 93 WY2022 Events Date of Peak 9/21 Peak Gage Height (feet) -0.2 Peak Volume (ac-ft) 0 Hydrograph of peak WY 2022 impoundment event, 09/21/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 94 Percent Spillway Capacity 0.0 Buckeye FRS #3, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 1 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 1 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 1 1 2 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 2 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 1 MEAN 0 MAX 2 MIN 0 AC_FT 2 FCDMC Annual Surface Water Report, Water Year 2022 Page 95 Buckeye FRS #3, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 0 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 96 Buckeye FRS #3, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 2 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 3 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 4 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 5 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 6 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 7 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 8 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 9 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 10 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 11 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 12 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 13 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 14 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 15 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 16 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 17 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 18 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 19 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 20 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 21 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -3.4 22 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.0 23 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 24 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 25 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 26 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 27 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 28 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 29 -4.1 -4.1 -4.1 -4.1 --- -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 30 -4.1 -4.1 -4.1 -4.1 --- -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 31 -4.1 --- -4.1 -4.1 --- -4.1 --- -4.1 --- -4.1 -4.1 -------------------------------------------------------------------------------MEAN -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 MAX -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -3.8 -3.3 -0.2 MIN -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -4.1 -----------------------------------------------------------------------------WTR YR 2022 MEAN -4.08 MAX -0.20 MIN -4.08 FCDMC Annual Surface Water Report, Water Year 2022 Page 97 Bullard Wash at Indian School Road, ID #89507 Site Data LOCATION Located near Indian School Road and Wigwam Boulevard DRAINAGE AREA 14.6 mi2 STREAM TYPE Channelized natural stream JURISDICTION Goodyear, Arizona WATERSHED White Tanks B SECTION/TOWNSHIP/RANGE S29 T2N R1W LATITUDE N 33° 29' 32.7" | +33.49242 LONGITUDE W 112° 22' 54.1" | -112.38168 ARIZONA STATE PLANE E 558240 | N 907009 USGS QUAD SHEET Perryville 7.5-Minute STREAMGAGE INSTALLATION DATE 06/27/2006 - WY 2006 PERIOD OF AVAILABLE DATA RECORD 06/27/2006 - Current LENGTH OF AVAILABLE DATA RECORD 16.26 Years | 5,940 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure transducer STAGE GAGE ELEVATION 0.10 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,017.552 feet NAVD88 POINT OF ZERO FLOW 0.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 560 cfs | 2.68 feet | 09/27/2014 FCDMC Annual Surface Water Report, Water Year 2022 Page 98 Location Map Bullard Wash at Indian School Road - water year peaks 600 Discharge (cfs) 500 400 300 200 100 0 2005 2010 2015 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 99 2020 2025 WY2022 Events Date of Peak 7/26 8/21 Peak Gage Height 1.87 0.57 Hydrograph of peak WY 2022 flow event, 07/26/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 100 Peak Discharge (cfs) 227 17 Bullard Wash at Indian School Road, ID #6868 Discharge, in cfs-days, Water Year October 2021 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 8 22 2 23 24 25 26 46 27 7 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 53 10 0 MEAN 0 0 0 0 0 0 0 0 0 2 0 0 MAX 0 0 0 0 0 0 0 0 0 227 17 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 105 19 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 63 MEAN 0 MAX 227 MIN 0 AC_FT 124 FCDMC Annual Surface Water Report, Water Year 2022 Page 101 Bullard Wash at Van Buren Street, ID #89207 Site Data LOCATION Located at the northwest corner of Van Buren Street and the Bullard Wash DRAINAGE AREA 88.3 mi2 STREAM TYPE Channelized Natural Wash JURISDICTION Goodyear, Arizona WATERSHED White Tanks B SECTION/TOWNSHIP/RANGE S05 T1N R1W LATITUDE N 33° 27' 0.4" | +33.4501 LONGITUDE W 112° 22' 58.0" | -112.38279 ARIZONA STATE PLANE E 557835 | N 891610 USGS QUAD SHEET Perryville 7.5-Minute STREAMGAGE INSTALLATION DATE 12/13/2017 - WY 2018 PERIOD OF AVAILABLE DATA RECORD 12/13/2017 - Current LENGTH OF AVAILABLE DATA RECORD 4.80 Years | 1,753 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.40 feet Gage Height STAFF GAGES None CREST STAGE GAGES None ZERO GAGE HEIGHT ELEVATION 973.554 feet NAVD88 POINT OF ZERO FLOW 1.50 feet Gage Height EXTREME FOR PERIOD OF RECORD 130 CFS | 2.73 feet GH | 08/14/2021 FCDMC Annual Surface Water Report, Water Year 2022 Page 102 Location Map W Van B ur en S t Bullard Wash at Van Buren St. - water year peaks 160 Discharge (cfs) 140 120 100 80 60 40 20 0 2015 2020 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 103 2025 WY2022 Events Date of Peak Peak Gage Height Peak Discharge (cfs) 7/26 1.65 2 Hydrograph of peak WY 2022 flow event, 07/26/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 104 Bullard Wash at Van Buren Street, ID #89207 Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 2 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 0 MEAN 0 MAX 2 MIN 0 AC_FT 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 105 Camelback Road at 24th Avenue Basin, ID #6807 Site Data LOCATION Near Camelback Rd and 24th Ave DRAINAGE AREA Undetermined STREAM TYPE Flood control basin JURISDICTION Phoenix, Arizona WATERSHED Lower ACDC SECTION/TOWNSHIP/RANGE S13 T2N R2E LATITUDE N 33° 30' 35.5" | +33.50986 LONGITUDE W 112° 06' 37.8" | -112.11050 ARIZONA STATE PLANE E 640920 | N 913100 USGS QUAD SHEET Sunnyslope 7.5-Minute STREAMGAGE INSTALLATION DATE 10/01/2015 - WY 2016 PERIOD OF AVAILABLE DATA RECORD 10/01/2015 - Current LENGTH OF AVAILABLE DATA RECORD 7.00 Years | 2,557 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.50 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,132.307 feet NAVD88 POINT OF ZERO FLOW 0.00 feet Gage Height SPILLWAY CREST ELEVATION No spillway TOP OF BASIN ELEVATION 6.5 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 106 Location Map FCDMC Annual Surface Water Report, Water Year 2022 Page 107 WY2022 Events Date of Peak Peak Gage Height (feet) Peak Volume (ac-ft) Hydrograph of peak WY 2022 impoundment event, No impoundment recorded during Water Year 2022. FCDMC Annual Surface Water Report, Water Year 2022 Page 108 Percent Spillway Capacity Camelback Road at 24th Avenue Basin, runoff data Discharge, in cfs-days, Water Year October 2021 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 0 MEAN 0 MAX 0 MIN 0 AC_FT 0 NOTE: There is no discharge rating for this site at this time. FCDMC Annual Surface Water Report, Water Year 2022 Page 109 Camelback Road at 24th Avenue Basin, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 0 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 110 Camelback Road at 24th Avenue Basin, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 2 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 3 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 4 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 6 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 7 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 8 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 9 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 10 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 11 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 12 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 13 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 14 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 15 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 16 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 17 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 18 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 19 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 20 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 21 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 22 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 23 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 24 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 25 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 26 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 27 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 28 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 29 0.5 0.5 0.5 0.5 --0.5 0.5 0.5 0.5 0.5 0.5 0.5 30 0.5 0.5 0.5 0.5 --0.5 0.5 0.5 0.5 0.5 0.5 0.5 31 0.5 --0.5 0.5 --0.5 --0.5 --0.5 0.5 -------------------------------------------------------------------------------MEAN 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 MAX 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 MIN 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0.50 MAX 0.50 MIN 0.50 FCDMC Annual Surface Water Report, Water Year 2022 Page 111 CAP Reach #11 Dike #1, ID #8407 Site Data LOCATION Located west of Tatum Blvd. and south of the SR101L freeway DRAINAGE AREA 23.2 mi2 STREAM TYPE Flood control dike JURISDICTION Phoenix, Arizona WATERSHED Upper Indian Bend SECTION/TOWNSHIP/RANGE S30 T4N R4E LATITUDE N 33° 39' 32.0" | +33.65890 LONGITUDE W 111° 58' 58.5" | -111.98293 ARIZONA STATE PLANE E 679850 | N 967270 USGS QUAD SHEET Currys Corner 7.5-Minute STREAMGAGE INSTALLATION DATE 07/19/2016 - WY 2016 PERIOD OF AVAILABLE DATA RECORD 07/19/2016 - Current LENGTH OF AVAILABLE DATA RECORD 6.20 Years | 2,265 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.00 feet Gage Height STAFF GAGES 1 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,526.00 feet NAVD88 POINT OF ZERO FLOW 2.00 feet Gage Height SPILLWAY CREST ELEVATION No spillway TOP OF BASIN ELEVATION 29.0 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 112 Watershed Map CAP Reach 11 Dike #1 - water year peaks 120 Volume (acre-feet) 100 80 60 40 20 0 2015 2020 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 113 2025 WY2022 Events Date of Peak Peak Gage Height (feet) Peak Volume (ac-ft) NOTE: Percent full is based on 100-year level, as there is no spillway at this location. No impoundments recorded in Water Year 2022. FCDMC Annual Surface Water Report, Water Year 2022 Page 114 Percent Spillway Capacity CAP Reach 11 Dike #1, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 0 MEAN 0 MAX 0 MIN 0 AC_FT 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 115 CAP Reach 11 Dike #1, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 0 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 116 CAP Reach 11 Dike #1, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 2 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 3 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 6 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 7 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 8 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 9 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 10 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 11 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 12 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 13 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 14 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 15 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 16 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 17 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 18 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 19 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 20 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 21 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 22 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 23 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 24 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 25 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 26 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 27 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 28 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 29 0.0 0.0 0.0 0.0 --0.0 0.0 0.0 0.0 0.0 0.0 0.0 30 0.0 0.0 0.0 0.0 --0.0 0.0 0.0 0.0 0.0 0.0 0.0 31 0.0 --0.0 0.0 --0.0 --0.0 --0.0 0.0 -------------------------------------------------------------------------------MEAN 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 MAX 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 MIN 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0.00 MAX 0.10 MIN 0.00 FCDMC Annual Surface Water Report, Water Year 2022 Page 117 CAP Reach #11, Dike #2, ID #58607 Site Data LOCATION Located south of the SR101L freeway west of the 64th Street alignment DRAINAGE AREA 15.7 mi2 STREAM TYPE Flood control dike JURISDICTION Phoenix, Arizona WATERSHED Upper Indian Bend SECTION/TOWNSHIP/RANGE S33 T4N R4E LATITUDE N 33° 38' 41.8 | +33.64495 LONGITUDE W 111° 56' 49.7" | -111.94713 ARIZONA STATE PLANE E 690730 | N 962200 USGS QUAD SHEET Currys Corner 7.5-Minute STREAMGAGE INSTALLATION DATE 07/19/2016 - WY 2016 PERIOD OF AVAILABLE DATA RECORD 07/19/2016 - Current LENGTH OF AVAILABLE DATA RECORD 6.20 Years | 2,265 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.00 feet Gage Height STAFF GAGES 1 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,520.50 feet NAVD88 POINT OF ZERO FLOW 2.00 feet Gage Height SPILLWAY CREST ELEVATION No spillway TOP OF BASIN ELEVATION 32.0 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 118 Watershed Map FCDMC Annual Surface Water Report, Water Year 2022 Page 119 WY2022 Events Date of Peak Peak Gage Height (feet) Peak Volume (ac-ft) NOTE: Percent full is based on 100-year level, as there is no spillway at this location. No impoundments recorded in Water Year 2022. FCDMC Annual Surface Water Report, Water Year 2022 Page 120 Percent Spillway Capacity CAP Reach 11 Dike #2, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 0 MEAN 0 MAX 0 MIN 0 AC_FT 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 121 CAP Reach 11 Dike #2, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 0 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 122 CAP Reach 11 Dike #2, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 2 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 3 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 6 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 7 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 8 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 9 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 10 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 11 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 12 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 13 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 14 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 15 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 16 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 17 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 18 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 19 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 20 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 21 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 22 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 23 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 24 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 25 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 26 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 27 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 28 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 29 0.0 0.0 0.0 0.0 --0.0 0.0 0.0 0.0 0.0 0.0 0.0 30 0.0 0.0 0.0 0.0 --0.0 0.0 0.0 0.0 0.0 0.0 0.0 31 0.0 --0.0 0.0 --0.0 --0.0 --0.0 0.0 -------------------------------------------------------------------------------MEAN 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 MAX 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 MIN 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0.00 MAX 0.00 MIN 0.00 FCDMC Annual Surface Water Report, Water Year 2022 Page 123 CAP Reach #11, Dike #3, ID #60107 Site Data LOCATION Located on the CAP dike between Hayden and Pima Roads DRAINAGE AREA 31.7 mi2 STREAM TYPE Flood control dike JURISDICTION Scottsdale, Arizona WATERSHED Upper Indian Bend SECTION/TOWNSHIP/RANGE S01 T3N R4E LATITUDE N 33° 38' 03.0 | +33.63416 LONGITUDE W 111° 54' 03.0" | -111.90081 ARIZONA STATE PLANE E 704820 | N 958260 USGS QUAD SHEET Currys Corner 7.5-Minute STREAMGAGE INSTALLATION DATE 07/19/2016 - WY 2016 PERIOD OF AVAILABLE DATA RECORD 07/19/2016 - Current LENGTH OF AVAILABLE DATA RECORD 6.20 Years | 2,265 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.00 feet Gage Height STAFF GAGES 1 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,519.60 feet NAVD88 POINT OF ZERO FLOW 2.00 feet Gage Height SPILLWAY CREST ELEVATION No spillway TOP OF BASIN ELEVATION 29.0 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 124 Watershed Map FCDMC Annual Surface Water Report, Water Year 2022 Page 125 WY2022 Events Date of Peak Peak Gage Height (feet) Peak Volume (ac-ft) None NOTE: Percent full is based on 100-year level, as there is no spillway at this location. Hydrograph of peak 2022 impoundment event, No impoundments recorded in Water Year 2022. FCDMC Annual Surface Water Report, Water Year 2022 Page 126 Percent Spillway Capacity CAP Reach 11 Dike #3, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 0 MEAN 0 MAX 0 MIN 0 AC_FT 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 127 CAP Reach 11 Dike #3, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 0 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 128 CAP Reach 11 Dike #3, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 2 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 3 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 6 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 7 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 8 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 9 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 10 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 11 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 12 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 13 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 14 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 15 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 16 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 17 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 18 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 19 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 20 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 21 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 22 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 23 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 24 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 25 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 26 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 27 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 28 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 29 0.0 0.0 0.0 0.0 --0.0 0.0 0.0 0.0 0.0 0.0 0.0 30 0.0 0.0 0.0 0.0 --0.0 0.0 0.0 0.0 0.0 0.0 0.0 31 0.0 --0.0 0.0 --0.0 --0.0 --0.0 0.0 -------------------------------------------------------------------------------MEAN 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 MAX 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 MIN 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0.00 MAX 0.00 MIN 0.00 FCDMC Annual Surface Water Report, Water Year 2022 Page 129 CAP Reach #11, Dike #4, ID #59807 Site Data LOCATION Located near the CAP crossing at Thompson Peak Pkwy. DRAINAGE AREA 26.3 mi2 STREAM TYPE Flood control dike JURISDICTION Scottsdale, Arizona WATERSHED Upper Indian Bend SECTION/TOWNSHIP/RANGE S08 T3N R5E LATITUDE N 33° 37' 23.1 | +33.62307 LONGITUDE W 111° 52' 02.0" | -111.86722 ARIZONA STATE PLANE E 715050 | N 954230 USGS QUAD SHEET Sawik Mountain 7.5-Minute STREAMGAGE INSTALLATION DATE 07/19/2016 - WY 2016 PERIOD OF AVAILABLE DATA RECORD 07/19/2016 - Current LENGTH OF AVAILABLE DATA RECORD 6.20 Years | 2,265 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.00 feet Gage Height STAFF GAGES 1 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,510.00 feet NAVD88 POINT OF ZERO FLOW 2.00 feet Gage Height SPILLWAY CREST ELEVATION No spillway TOP OF BASIN ELEVATION 34.0 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 130 Watershed Map FCDMC Annual Surface Water Report, Water Year 2022 Page 131 WY2022 Events Date of Peak Peak Gage Height (feet) Peak Volume (ac-ft) None NOTE: Percent full is based on 100-year level, as there is no spillway at this location. Hydrograph of peak 2022 impoundment event No impoundments were recorded during Water Year 2022. FCDMC Annual Surface Water Report, Water Year 2022 Page 132 Percent Spillway Capacity CAP Reach 11 Dike #4, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 0 MEAN 0 MAX 0 MIN 0 AC_FT 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 133 CAP Reach 11 Dike #4, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 0 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 134 CAP Reach 11 Dike #4, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 2 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 3 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 6 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 7 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 8 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 9 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 10 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 11 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 12 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 13 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 14 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 15 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 16 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 17 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 18 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 19 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 20 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 21 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 22 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 23 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 24 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 25 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 26 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 27 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 28 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 29 0.0 0.0 0.0 0.0 --0.0 0.0 0.0 0.0 0.0 0.0 0.0 30 0.0 0.0 0.0 0.0 --0.0 0.0 0.0 0.0 0.0 0.0 0.0 31 0.0 --0.0 0.0 --0.0 --0.0 --0.0 0.0 -------------------------------------------------------------------------------MEAN 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 MAX 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 MIN 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0.00 MAX 0.00 MIN 0.00 FCDMC Annual Surface Water Report, Water Year 2022 Page 135 Casandro Wash, ID #52007 Site Data LOCATION Located near the intersection of Lazy Fox Road and US 60 DRAINAGE AREA 0.58 mi2 STREAM TYPE Culvert / Natural Stream JURISDICTION Wickenburg, Arizona WATERSHED Lower Hassayampa SECTION/TOWNSHIP/RANGE S10 T7N R5W LATITUDE N 33° 57' 43.3" | +33.96204 LONGITUDE W 112° 45' 55.0" | -112.76528 ARIZONA STATE PLANE E 442700 | N 1078641 USGS QUAD SHEET Vulture Peak 7.5-Minute STREAMGAGE INSTALLATION DATE 07/12/1994 - WY 1994 PERIOD OF AVAILABLE DATA RECORD 07/12/1994 - Current LENGTH OF AVAILABLE DATA RECORD 28.22 Years | 10,308 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.73 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 2,241.736 feet NAVD88 POINT OF ZERO FLOW 1.24 feet Gage Height EXTREME FOR PERIOD OF RECORD 667 cfs | 8.00 feet | 07/18/2015 FCDMC Annual Surface Water Report, Water Year 2022 Page 136 Watershed Map Casandro Wash - water year peaks 800 Discharge (cfs) 700 600 500 400 300 200 100 0 1990 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 137 2015 2020 2025 WY2022 Events Date of Peak 7/25 8/19 8/21 9/12 Peak Gage Height (feet) 2.27 2.22 2.22 2.35 Hydrograph of peak WY 2022 flow event, 07/25/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 138 Peak Discharge (cfs) 106 102 102 112 Casandro Wash, runoff data Discharge, in cfs-days, Water Year October 2021 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 1 26 27 28 29 30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 3 1 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 146 86 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 11 5 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 4 MEAN 0 MAX 146 MIN 0 AC_FT 16 FCDMC Annual Surface Water Report, Water Year 2022 Page 139 Casandro Dam, ID #53007 Site Data LOCATION In Wickenburg north and west of US 60 and Mariposa Avenue DRAINAGE AREA 1.2 mi2 STREAM TYPE Dam of natural drainage JURISDICTION Wickenburg, Arizona WATERSHED Lower Hassayampa SECTION/TOWNSHIP/RANGE S11 T7N R5W LATITUDE N 33° 58' 02.8" | +33.96744 LONGITUDE W 112° 44' 54.7" | -112.74853 ARIZONA STATE PLANE E 447787 | N 1080564 USGS QUAD SHEET Wickenburg 7.5-Minute STREAMGAGE INSTALLATION DATE 08/15/1996 - WY 1996 PERIOD OF AVAILABLE DATA RECORD 08/15/1996 - Current LENGTH OF AVAILABLE DATA RECORD 26.13 Years | 9,543 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.19 feet Gage Height STAFF GAGES 5 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 2,136.66 feet NAVD88 POINT OF ZERO FLOW 0.25 feet Gage Height SPILLWAY ELEVATION 20.34 feet Gage Height TOP OF DAM ELEVATION 28.75 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 140 Watershed Map Casandro Wash Dam - water year peaks 120 Volume (acre-feet) 100 80 60 40 20 0 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 141 2015 2020 2025 WY2022 Events Date of Peak 8/21 9/12 Peak Gage Height (feet) 1.36 0.63 Peak Volume (ac-ft) 0.7 0.2 Hydrograph of peak 2022 impoundment event, 09/12/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 142 Percent Spillway Capacity 0.7 1.1 Casandro Dam, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 1 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 1 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 4 6 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 1 1 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 1 MEAN 0 MAX 6 MIN 0 AC_FT 2 FCDMC Annual Surface Water Report, Water Year 2022 Page 143 Casandro Dam, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 1 1 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 1 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 144 Casandro Dam, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 3 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 4 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 5 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 6 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 7 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 8 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 9 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 10 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 11 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 12 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.4 13 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 14 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 15 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 16 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 17 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 18 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 19 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 20 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 21 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.3 0.2 22 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 23 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 24 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 25 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 26 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 27 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 28 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 29 0.2 0.2 0.2 0.2 --0.2 0.2 0.2 0.2 0.2 0.2 0.2 30 0.2 0.2 0.2 0.2 --0.2 0.2 0.2 0.2 0.2 0.2 0.2 31 0.2 --0.2 0.2 --0.2 --0.2 --0.2 0.2 -------------------------------------------------------------------------------MEAN 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 MAX 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 1.4 1.9 MIN 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0.19 MAX 1.95 MIN 0.19 FCDMC Annual Surface Water Report, Water Year 2022 Page 145 Cave Buttes Dam Pool, ID #19517 Site Data LOCATION Located about 1 mile west of Cave Creek Road and 1/2 mile south of Jomax Road DRAINAGE AREA 195.7 mi2 STREAM TYPE Dam on natural drainage JURISDICTION Phoenix, Arizona WATERSHED Cave Creek SECTION/TOWNSHIP/RANGE S03 T4N R3E LATITUDE N 33° 43' 01.3" | +33.71702 LONGITUDE W 112° 02' 40.2" | -112.04451 ARIZONA STATE PLANE E 661140 | N 988432 USGS QUAD SHEET Union Hills 7.5-Minute STREAMGAGE INSTALLATION DATE 01/25/1984 - WY 1984 PERIOD OF AVAILABLE DATA RECORD 10/01/1987 - Current LENGTH OF AVAILABLE DATA RECORD 35.00 Years | 12,784 Days GAPS IN RECORD None STAGE GAGE TYPE Non-submersible Transducer STAGE GAGE ELEVATION 1.95 feet Gage Height STAFF GAGES 24 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,562.30 feet NAVD88 POINT OF ZERO FLOW (PRINCIPAL OUTLET) 0.00 feet Gage Height POINT OF ZERO FLOW (AUXILIARY OUTLET, GATED) 37.82 feet Gage Height SPILLWAY ELEVATION 97.1 feet Gage Height TOP OF DAM ELEVATION 119.1 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 146 Watershed Map Volume (acre-feet) Cave Buttes Dam Pool - water year peaks 20,000 18,000 16,000 14,000 12,000 10,000 8,000 6,000 4,000 2,000 0 1985 1990 1995 2000 2005 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 147 2010 2015 2020 2025 WY2022 Events Date of Peak 7/31 8/20 Peak Gage Height (feet) 7.99 5.49 Peak Volume (ac-ft) 6.2 1.8 Hydrograph of peak 2022 impoundment event, 08/20/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 148 Percent Spillway Capacity 0.0 0.0 Cave Buttes Dam Pool, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 2 21 22 23 24 25 26 27 28 29 --30 --31 --------1 -------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 6 10 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 10 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 149 Cave Buttes Dam Pool, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 2 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 3 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 4 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 5 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 6 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 7 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 8 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 10 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 11 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 12 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 13 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 14 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 15 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 16 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 17 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 18 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 19 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 2.1 1.9 20 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 3.9 1.9 21 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 22 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 23 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 24 1.9 1.9 2.0 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 25 1.9 1.9 2.0 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 26 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 27 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 28 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 29 1.9 1.9 1.9 1.9 --1.9 1.9 1.9 1.9 1.9 1.9 1.9 30 1.9 1.9 1.9 1.9 --1.9 1.9 1.9 1.9 2.0 1.9 1.9 31 1.9 --1.9 1.9 --1.9 --1.9 --3.4 1.9 -------------------------------------------------------------------------------MEAN 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 2.0 2.0 1.9 MAX 1.9 1.9 3.0 1.9 1.9 1.9 1.9 1.9 1.9 8.0 8.5 1.9 MIN 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 -----------------------------------------------------------------------------WTR YR 2022 MEAN 1.91 MAX 8.50 MIN 1.90 FCDMC Annual Surface Water Report, Water Year 2022 Page 150 Cave Buttes Dam Outlet, ID #19507 Site Data LOCATION Located about 1 mile west of Cave Creek Road and 1/2 mile south of Jomax Road DRAINAGE AREA 195.7 mi2 STREAM TYPE Engineered Channel JURISDICTION Phoenix, Arizona WATERSHED Upper ACDC SECTION/TOWNSHIP/RANGE S03 T4N R3E LATITUDE N 33° 43' 01.3" | +33.71702 LONGITUDE W 112° 02' 40.2" | -112.04451 ARIZONA STATE PLANE E 661140 | N 988432 USGS QUAD SHEET Union Hills 7.5-Minute STREAMGAGE INSTALLATION DATE 01/25/1984 - WY 1984 PERIOD OF AVAILABLE DATA RECORD 07/30/1992 - Current LENGTH OF AVAILABLE DATA RECORD 30.17 Years | 11,020 Days GAPS IN RECORD None STAGE GAGE TYPE Non-Submersible Transducer STAGE GAGE ELEVATION 0.83 feet Gage Height STAFF GAGES 1 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,558.10 feet NAVD88 POINT OF ZERO FLOW 0.00 feet Gage Height EXTREME FOR PERIOD OF RECORD 522 cfs | 6.43 feet | 08/24/1992 FCDMC Annual Surface Water Report, Water Year 2022 Page 151 Watershed Map Cave Buttes Dam Outlet - water year peaks 450 400 Discharge (cfs) 350 300 250 200 150 100 50 0 1990 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 152 2015 2020 2025 WY2022 Events Date of Peak 7/16 7/31 8/20 Peak Gage Height 4.42 3.37 3.51 Hydrograph of peak WY 2022 flow event, 08/19/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 153 Peak Discharge (cfs) 167 95 103 Cave Buttes Dam Outlet, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 1 17 2 18 19 10 20 35 21 22 23 24 25 26 27 28 29 --30 --2 31 --------21 -------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 25 45 0 MEAN 0 0 0 0 0 0 0 0 0 1 1 0 MAX 0 0 0 0 0 0 0 0 0 167 103 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 50 89 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 70 MEAN 0 MAX 167 MIN 0 AC_FT 139 FCDMC Annual Surface Water Report, Water Year 2022 Page 154 Cave Creek at Ashdale Ranger Station, ID #21307 Site Data LOCATION About 1 mile west of the Seven Springs Campgrounds DRAINAGE AREA 34.4 mi2 STREAM TYPE Natural Stream JURISDICTION Maricopa County, Arizona WATERSHED Cave Creek SECTION/TOWNSHIP/RANGE S07 T7N R5E LATITUDE N 33° 57' 44.2" | +33.96228 LONGITUDE W 111° 52' 33.8" | -111.87605 ARIZONA STATE PLANE E 712291 | N 1077653 USGS QUAD SHEET New River Mesa 7.5-Minute STREAMGAGE INSTALLATION DATE 02/25/2009 - WY 2009 PERIOD OF AVAILABLE DATA RECORD 02/25/2009 - Present LENGTH OF AVAILABLE DATA RECORD 13.60 Years | 4,966 Days GAPS IN RECORD None STAGE GAGE TYPE Transducer STAGE GAGE ELEVATION 1.24 feet Gage Height STAFF GAGES None CREST STAGE GAGES One ZERO GAGE HEIGHT ELEVATION 3,256.778 feet NAVD88 POINT OF ZERO FLOW 0.0 feet Gage Height (February 2018) EXTREME FOR PERIOD OF RECORD 8,735 cfs | 11.24 feet | 08/19/2014 FCDMC Annual Surface Water Report, Water Year 2022 Page 155 Watershed Map Discharge (cfs) Cave Creek at Ashdale RS - water year peaks 10,000 9,000 8,000 7,000 6,000 5,000 4,000 3,000 2,000 1,000 0 2005 2010 2015 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 156 2020 2025 WY2022 Events Date of Peak 7/28 8/14 8/18 8/21 8/23 Peak Gage Height 2.57 2.39 3.84 2.89 2.54 Hydrograph of peak WY 2022 flow event, 08/18/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 157 Peak Discharge (cfs) 147 99 442 283 137 Cave Creek at Ashdale RS, runoff data Discharge, in cfs-days, Water Year October 2021 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 19 15 10 16 17 18 24 19 33 20 21 19 22 23 20 24 11 25 ----26 --27 28 12 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 12 136 0 MEAN 0 0 0 0 0 0 0 0 0 0 4 0 MAX 0 0 0 0 0 0 0 0 0 147 442 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 25 269 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 148 MEAN 0 MAX 442 MIN 0 AC_FT 294 FCDMC Annual Surface Water Report, Water Year 2022 Page 158 Cave Creek at Spur Cross, ID #20707 Site Data LOCATION Near the Spur Cross Conservation Area DRAINAGE AREA 72.9 mi2 STREAM TYPE Natural Stream JURISDICTION Cave Creek, Arizona WATERSHED Cave Creek SECTION/TOWNSHIP/RANGE S04 T6N R4E LATITUDE N 33° 53' 16.6" | +33.88793 LONGITUDE W 111° 57' 12.8" | -111.95355 ARIZONA STATE PLANE E 688805 | N 1050604 USGS QUAD SHEET Cave Creek 7.5-Minute STREAMGAGE INSTALLATION DATE 06/16/1993 - WY 1993 PERIOD OF AVAILABLE DATA RECORD 06/16/1993 - Current LENGTH OF AVAILABLE DATA RECORD 29.29 Years | 10,699 Days GAPS IN RECORD None STAGE GAGE TYPE Non-submersible Transducer STAGE GAGE ELEVATION 2.64 feet Gage Height STAFF GAGES 2 CREST STAGE GAGES 2 ZERO GAGE HEIGHT ELEVATION 2,260.026 feet NAVD88 POINT OF ZERO FLOW 2.3 feet Gage Height EXTREME FOR PERIOD OF RECORD 14,000 cfs | 16.40 feet | 09/03/2005 FCDMC Annual Surface Water Report, Water Year 2022 Page 159 Watershed Map Cave Creek near Spur Cross - water year peaks 16,000 Discharge (cfs) 14,000 12,000 10,000 8,000 6,000 4,000 2,000 0 1990 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 160 2015 2020 2025 WY2022 Events Date of Peak 8/12 8/18 8/21 8/24 Peak Gage Height (feet) 5.09 6.01 6.20 5.49 Hydrograph of peak WY 2022 flow event, 08/19/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 161 Peak Discharge (cfs) 328 698 796 467 Cave Creek at Spur Cross, runoff data Discharge, in cfs-days, Water Year October 2021 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 2 13 14 15 16 17 18 4 19 38 20 4 21 5 22 30 23 4 24 27 25 7 26 27 28 1 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 1 121 0 MEAN 0 0 0 0 0 0 0 0 0 0 4 0 MAX 0 0 0 0 0 0 0 0 0 16 584 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 2 240 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 122 MEAN 0 MAX 584 MIN 0 AC_FT 242 FCDMC Annual Surface Water Report, Water Year 2022 Page 162 Cave Creek, ID #19007 Site Data LOCATION In Cave Creek near Rancho Manana DRAINAGE AREA 115.8 mi2 STREAM TYPE Natural Stream JURISDICTION Cave Creek, Arizona WATERSHED Cave Creek SECTION/TOWNSHIP/RANGE S29 T6N R4E LATITUDE N 33° 49' 48.9" | +33.83024 LONGITUDE W 111° 58' 04.0" | -111.96778 ARIZONA STATE PLANE N 1029539 | E 684512 USGS QUAD SHEET Cave Creek 7.5-Minute STREAMGAGE INSTALLATION DATE 05/28/2003 - WY 2002 PERIOD OF AVAILABLE DATA RECORD 05/28/2003 - Current LENGTH OF AVAILABLE DATA RECORD 19.35 Years | 7,066 Days GAPS IN RECORD None STAGE GAGE TYPE Transducer STAGE GAGE ELEVATION 0.25 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 1,989.199 feet NAVD 1988 POINT OF ZERO FLOW 0.00 feet Gage Height EXTREME FOR PERIOD OF RECORD 17,190 cfs | 12.75 feet | 08/19/2014 FCDMC Annual Surface Water Report, Water Year 2022 Page 163 Watershed Map Discharge (cfs) Cave Creek - water year peaks 20,000 18,000 16,000 14,000 12,000 10,000 8,000 6,000 4,000 2,000 0 2000 2005 2010 2015 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 164 2020 2025 WY2022 Events Date of Peak 12/24 7/30 8/9 8/12 8/18 Peak Gage Height (feet) 3.68 6.24 4.46 8.51 5.02 Hydrograph of peak WY 2022 flow event, 08/19/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 165 Peak Discharge (cfs) 398 2460 632 7340 857 Cave Creek, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 --9 --5 10 --11 12 25 13 1 14 15 16 17 18 29 19 116 20 9 21 1 22 23 24 24 25 6 26 5 27 2 28 29 --30 --66 31 ---------------------------------------------------------------------------------------TOTAL 3 2 39 0 0 0 0 0 0 66 187 0 MEAN 0 0 1 0 0 0 0 0 0 2 6 0 MAX 0 0 398 0 0 0 0 0 0 2459 3760 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 7 3 77 0 0 0 0 0 0 131 370 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 297 MEAN 1 MAX 3760 MIN 0 AC_FT 588 FCDMC Annual Surface Water Report, Water Year 2022 Page 166 Cave Creek near Cave Creek, ID #20507 Site Data LOCATION About 1 mile south of Carefree Highway DRAINAGE AREA 123.4 mi2 STREAM TYPE Natural Stream JURISDICTION Phoenix, Arizona WATERSHED Cave Creek SECTION/TOWNSHIP/RANGE S12 T5N R3E LATITUDE N 33° 47' 09.0" | +33.78582 LONGITUDE W 112° 00' 26.1" | -112.00726 ARIZONA STATE PLANE E 672443 | N 1013430 USGS QUAD SHEET New River SE 7.5-Minute STREAMGAGE INSTALLATION DATE 05/27/1994 - WY 1994 (USGS gaged since 1958) PERIOD OF AVAILABLE DATA RECORD 05/27/1994 - Current LENGTH OF AVAILABLE DATA RECORD 28.35 Years | 10,354 Days GAPS IN RECORD 11/30/2009 - 06/16/2010 | 09/08/2013 - 10/28/2013 STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.00 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 1,801.90 feet NAVD88 POINT OF ZERO FLOW 0.00 feet Gage Height EXTREME FOR PERIOD OF RECORD (FCD) 15,850 cfs | 10.65 feet | 08/19/2014 EXTREME FOR PERIOD OF RECORD (USGS) 13,800 cfs | 10.7 feet | 01/08/1993 FCDMC Annual Surface Water Report, Water Year 2022 Page 167 Watershed Map Cave Creek near Cave Creek - water year peaks 18,000 16,000 Discharge (cfs) 14,000 12,000 10,000 8,000 6,000 4,000 2,000 0 1955 1960 1965 1970 1975 1980 1985 1990 1995 2000 2005 2010 2015 2020 2025 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 168 WY2022 Events Date of Peak 12/24 7/30 8/12 8/18 8/19 Peak Gage Height (feet) 1.64 3.63 1.45 2.39 3.84 Hydrograph of peak WY 2022 flow event, 08/19/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 169 Peak Discharge (cfs) 382 1650 311 714 1844 Cave Creek near Cave Creek, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 2 13 14 15 16 17 18 29 19 74 20 21 22 23 24 17 25 26 27 28 29 --30 --59 31 ---------------------------------------------------------------------------------------TOTAL 0 0 17 0 0 0 0 0 0 59 105 0 MEAN 0 0 1 0 0 0 0 0 0 2 3 0 MAX 0 0 382 0 0 0 0 0 0 1650 1844 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 33 0 0 0 0 0 0 117 209 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 181 MEAN 0 MAX 1844 MIN 0 AC_FT 358 FCDMC Annual Surface Water Report, Water Year 2022 Page 170 Cave Creek at CAP, ID #19807 Site Data LOCATION Located about 1 mile downstream of Cave Buttes Dam DRAINAGE AREA 198 mi2 STREAM TYPE Concrete Overchute JURISDICTION Phoenix, Arizona WATERSHED Upper ACDC SECTION/TOWNSHIP/RANGE S16 T4N R3E LATITUDE N 33° 41' 38.0" | +33.69389 LONGITUDE W 112° 03' 04.0" | -112.05111 ARIZONA STATE PLANE E 659096 | N 980047 USGS QUAD SHEET Union Hills 7.5-Minute STREAMGAGE INSTALLATION DATE 04/14/2014 - WY 2014 PERIOD OF AVAILABLE DATA RECORD 04/14/2014 - Current LENGTH OF AVAILABLE DATA RECORD 8.47 Years | 3,092 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.10 feet Gage Height STAFF GAGES None CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 1,507.486 feet NAVD88 POINT OF ZERO FLOW 0.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 146 cfs | 0.92 feet | 08/20/2014 FCDMC Annual Surface Water Report, Water Year 2022 Page 171 Watershed Map Discharge (cfs) Cave Creek at CAP - water year peaks 500 450 400 350 300 250 200 150 100 50 0 2010 2015 2020 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 172 2025 WY2022 Events Date of Peak 7/31 8/20 Peak Gage Height 0.69 0.69 Hydrograph of peak WY 2022 flow event, 08/19/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 173 Peak Discharge (cfs) 81 81 Cave Creek at CAP, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 26 21 22 23 24 25 26 27 28 29 --30 --31 --------18 -------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 18 26 0 MEAN 0 0 0 0 0 0 0 0 0 1 1 0 MAX 0 0 0 0 0 0 0 0 0 81 81 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 36 51 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 44 MEAN 0 MAX 81 MIN 0 AC_FT 87 FCDMC Annual Surface Water Report, Water Year 2022 Page 174 Cave Creek near Union Hills Drive, ID #8007 Site Data LOCATION Located about a quarter mile north of Union Hills Drive DRAINAGE AREA 7.1 mi2 STREAM TYPE Natural JURISDICTION Phoenix, Arizona WATERSHED Upper ACDC SECTION/TOWNSHIP/RANGE S29 T4N R3E LATITUDE N 33° 39' 31.9" | +33.65885 LONGITUDE W 112° 04' 29.0" | -112.07472 ARIZONA STATE PLANE E 651910 | N 967290 USGS QUAD SHEET Union Hills 7.5-Minute STREAMGAGE INSTALLATION DATE 03/03/2022 - WY 2022 PERIOD OF AVAILABLE DATA RECORD 03/03/2022 - Current LENGTH OF AVAILABLE DATA RECORD 0.58 Years | 212 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 1.90 feet Gage Height STAFF GAGES None CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 1,405.000 feet NAVD88 POINT OF ZERO FLOW 0.5 feet Gage Height EXTREME FOR PERIOD OF RECORD 248 cfs | 2.63 feet | 07/30/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 175 Watershed Map Cave Creek near Union Hills Drive - water year peaks 300 Discharge (cfs) 250 200 150 100 50 0 2020 2025 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 176 WY2022 Events Date of Peak 7/30 Peak Gage Height 2.48 Hydrograph of peak WY 2022 flow event, 08/19/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 177 Peak Discharge (cfs) 248 Cave Creek near Union Hills Drive, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 ------------2 ------------3 ----------4 ----------5 ----------6 ----------7 ----------8 ----------9 ----------10 ----------11 ----------12 ----------13 ----------14 ----------15 ----------16 ----------17 ----------18 ----------19 ----------20 ----------21 ----------22 ----------23 ----------24 ----------25 ----------26 ----------27 ----------28 ----------29 ----------30 ----------14 31 ---------------------------------------------------------------------------------------------TOTAL ----------0 0 0 0 14 0 0 MEAN ----------0 0 0 0 0 0 0 MAX ----------0 0 0 0 248 0 0 MIN ----------0 0 0 0 0 0 0 AC_FT ----------0 0 0 0 28 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 14 MEAN 0 MAX 248 MIN 0 AC_FT 28 *Site was installed 3/3/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 178 Cave Creek at Cactus Road, ID #11807 Site Data LOCATION Near Cactus Road and 25th Avenue DRAINAGE AREA 33.6 mi2 STREAM TYPE Basin / Outlet / Weir JURISDICTION Phoenix, Arizona WATERSHED Upper ACDC SECTION/TOWNSHIP/RANGE S13 T3N R2E LATITUDE N 33° 35' 58.9" | +33.59969 LONGITUDE W 112° 06' 43.2" | -112.11201 ARIZONA STATE PLANE E 640515 | N 945776 USGS QUAD SHEET Sunnyslope 7.5-Minute STREAMGAGE INSTALLATION DATE 06/27/1991 - WY 1991 PERIOD OF AVAILABLE DATA RECORD 06/27/1991 - Current LENGTH OF AVAILABLE DATA RECORD 31.26 Years | 11,419 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.35 feet Gage Height STAFF GAGES 2 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,259.361 feet NAVD88 POINT OF ZERO FLOW 0.00 feet Gage Height EXTREME FOR PERIOD OF RECORD 6,665 cfs | 13.16 feet | 07/30/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 179 Watershed Map Cave Creek at Cactus - water year peaks 7,000 Discharge (cfs) 6,000 5,000 4,000 3,000 2,000 1,000 0 1990 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 180 2015 2020 2025 WY2022 Events Date of Peak 12/24 12/29 7/26 7/30 8/4 8/9 8/18 8/19 8/23 9/12 Peak Gage Height (feet) 6.23 2.51 2.97 13.16 9.15 0.70 3.66 3.94 1.35 7.55 Hydrograph of peak WY 2022 flow event, 07/30/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 181 Peak Discharge (cfs) 172 54 74 6665 232 7 101 112 17 201 Cave Creek at Cactus Road, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 65 2 12 3 1 4 1 139 5 72 6 1 7 7 2 8 2 9 2 2 10 2 11 2 4 12 1 81 13 2 1 14 2 15 1 16 1 17 1 18 8 19 36 20 51 21 1 1 22 23 2 4 24 82 1 25 37 26 2 21 27 2 28 2 29 28 --30 --527 31 --------201 -------------------------------------------------------------------------------TOTAL 0 0 175 0 0 0 0 0 0 749 399 86 MEAN 0 0 6 0 0 0 0 0 0 24 13 3 MAX 0 0 175 0 0 0 0 0 0 6665 232 201 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 346 0 0 0 0 0 0 1485 791 171 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 1408 MEAN 4 MAX 6665 MIN 0 AC_FT 2794 FCDMC Annual Surface Water Report, Water Year 2022 Page 182 Centennial Wash near Aguila, ID #29007 Site Data LOCATION Along the Arizona and California Railroad east of SR 71 DRAINAGE AREA 93.4 mi2 STREAM TYPE Levee on natural drainage JURISDICTION Maricopa County, Arizona WATERSHED Upper Centennial SECTION/TOWNSHIP/RANGE S11 T7N R8W LATITUDE N 33° 58' 00.3" | +33.96675 LONGITUDE W 113° 04' 07.9" | -113.06887 ARIZONA STATE PLANE E 350652 | N 1081250 USGS QUAD SHEET Forepaugh Peak 7.5-Minute STREAMGAGE INSTALLATION DATE 06/05/2001 - WY 2001 PERIOD OF AVAILABLE DATA RECORD 06/05/2001 - Current LENGTH OF AVAILABLE DATA RECORD 21.32 Years | 7,788 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.00 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 2,272.84 feet NAVD 1988 POINT OF ZERO FLOW -0.5 feet Gage Height EXTREME FOR PERIOD OF RECORD 606 cfs | 3.37 feet | 01/21/2010 FCDMC Annual Surface Water Report, Water Year 2022 Page 183 Watershed Map Centennial Wash near Aguila - water year peaks 700 Discharge (cfs) 600 500 400 300 200 100 0 2000 2005 2010 2015 Water Years FCDMC Annual Surface Water Report, Water Year 2022 Page 184 2020 2025 WY2022 Events Date of Peak 6/29 7/26 7/28 Peak Gage Height 0.99 0.79 0.64 Hydrograph of peak WY 2022 flow event, 07/21/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 185 Peak Discharge (cfs) 30.85 22.63 16.94 Centennial Wash near Aguila, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 1 5 6 7 8 9 10 11 12 1 13 14 15 16 17 18 19 20 21 1 22 23 24 25 26 4 27 2 28 5 29 --3 1 30 --3 31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 6 12 3 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 31 23 4 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 12 23 6 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 21 MEAN 0 MAX 31 MIN 0 AC_FT 42 FCDMC Annual Surface Water Report, Water Year 2022 Page 186 Centennial Wash at Wenden, ID #27507 Site Data LOCATION In La Paz County on the eastern side of Wenden DRAINAGE AREA 592 mi2 STREAM TYPE Natural Stream JURISDICTION La Paz County WATERSHED Upper Centennial SECTION/TOWNSHIP/RANGE S32 T6N R12W LATITUDE N 33° 49' 27.2" | +33.82423 LONGITUDE W 113° 32' 01.3" | -113.53368 ARIZONA STATE PLANE E 209195 | N 1031146 USGS QUAD SHEET Salome 7.5-Minute STREAMGAGE INSTALLATION DATE 09/16/1998 - WY 1998 PERIOD OF AVAILABLE DATA RECORD 09/16/1998 - Current LENGTH OF AVAILABLE DATA RECORD 24.04 Years | 8,781 Days GAPS IN RECORD 12/01/2002 - 07/07/2004 STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.00 feet Gage Height STAFF GAGES 1 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 1,857.914 feet NAVD88 POINT OF ZERO FLOW -1.7 feet Gage Height EXTREME FOR PERIOD OF RECORD 24,250 cfs | 7.82 feet | 10/22/2000 FCDMC Annual Surface Water Report, Water Year 2022 Page 187 Watershed Map Centennial Wash at Wenden - water year peaks 30,000 Discharge (cfs) 25,000 20,000 15,000 10,000 5,000 0 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 188 2015 2020 2025 WY2022 Events Date of Peak 7/30 8/4 8/10 8/12 8/20 9/3 9/10 9/12 Peak Gage Height (feet) 2.67 2.62 1.18 3.37 3.10 2.64 2.11 0.91 Hydrograph of peak WY 2022 flow event, 08/12/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 189 Peak Discharge (cfs) 463 422 77 1323 922 442 185 36 Centennial Wash at Wenden, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 43 2 3 113 4 110 5 40 6 7 8 9 12 10 4 15 11 12 198 2 13 472 14 126 15 148 16 3 17 2 18 43 19 35 20 737 21 187 22 82 23 2 24 2 25 113 26 11 27 28 29 --30 --106 31 --------14 -------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 121 2357 142 MEAN 0 0 0 0 0 0 0 0 0 4 76 5 MAX 0 0 0 0 0 0 0 0 0 463 1323 442 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 240 4676 281 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 2620 MEAN 7 MAX 1323 MIN 0 AC_FT 5196 FCDMC Annual Surface Water Report, Water Year 2022 Page 190 Centennial Levee, ID #25707 Site Data LOCATION Located in western Maricopa County, southwest of Salome Road and I-10 DRAINAGE AREA 20 mi2 STREAM TYPE Levee on natural drainage JURISDICTION Maricopa County, Arizona WATERSHED Lower Centennial SECTION/TOWNSHIP/RANGE S17 T2N R10W LATITUDE N 33° 31' 09.9" | +33.51942 LONGITUDE W 113° 15' 37.8" | -113.26049 ARIZONA STATE PLANE E 290435 | N 919177 USGS QUAD SHEET Courthouse Well 7.5-Minute STREAMGAGE INSTALLATION DATE 07/09/2003 - WY 2003 PERIOD OF AVAILABLE DATA RECORD 07/09/2003 - Current LENGTH OF AVAILABLE DATA RECORD 19.23 Years | 7,024 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.65 feet Gage Height STAFF GAGES 1 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 1,260.701 feet NAVD88 POINT OF ZERO FLOW 0.3 feet Gage Height EXTREME FOR PERIOD OF RECORD 1,000 cfs | 4.50 feet | 09/09/2013 FCDMC Annual Surface Water Report, Water Year 2022 Page 191 Watershed Map Centennial Levee - water year peaks 1,200 Axis Title 1,000 800 600 400 200 0 2000 2005 2010 2015 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 192 2020 2025 WY2022 Events Date of Peak 7/26 8/4 8/8 8/13 8/14 8/20 Peak Gage Height 1.60 1.87 1.75 2.02 0.90 0.90 Hydrograph of peak WY 2022 flow event, 08/13/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 193 Peak Discharge (cfs) 59 73 67 82 27 27 Centennial Levee, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 30 5 10 6 7 8 26 9 9 10 11 12 6 13 32 14 16 15 9 16 17 18 19 20 19 21 22 23 24 25 1 26 25 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 25 158 0 MEAN 0 0 0 0 0 0 0 0 0 1 5 0 MAX 0 0 0 0 0 0 0 0 0 59 82 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 50 313 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 183 MEAN 1 MAX 82 MIN 0 AC_FT 364 FCDMC Annual Surface Water Report, Water Year 2022 Page 194 Centennial Railroad, ID #24707 Site Data LOCATION Located about 6 miles west of Arlington DRAINAGE AREA 1,681 mi2 STREAM TYPE Channelized Natural Stream JURISDICTION Maricopa County, Arizona WATERSHED Lower Centennial SECTION/TOWNSHIP/RANGE S28 T1S R6W LATITUDE N 33° 18' 35.6" | +33.30986 LONGITUDE W 112° 52' 58.4" | -112.88289 ARIZONA STATE PLANE E 404871 | N 841671 USGS QUAD SHEET Gillespie 7.5-Minute STREAMGAGE INSTALLATION DATE 02/09/1990 - WY 1990 PERIOD OF AVAILABLE DATA RECORD 02/09/1990 - Current LENGTH OF AVAILABLE DATA RECORD 32.64 Years | 11,922 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 4.95 feet Gage Height STAFF GAGES 2 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 839.038 feet NAVD88 POINT OF ZERO FLOW 5.3 feet Gage Height (about 100 feet downstream) EXTREME FOR PERIOD OF RECORD 9,616 cfs | 9.10 feet | 02/08/1993 EXTREME OUTSIDE PERIOD OF RECORD 15,600 cfs | 09/02/1984 FCDMC Annual Surface Water Report, Water Year 2022 Page 195 Watershed Map Centennial Railroad- water year peaks 12,000 Discharge (cfs) 10,000 8,000 6,000 4,000 2,000 0 1990 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 196 2015 2020 2025 WY2022 Events Date of Peak 8/14 8/18 9/21 Peak Gage Height (feet) 6.26 8.00 10.12 Hydrograph of peak WY 2022 flow event, 08/19/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 197 Peak Discharge (cfs) 0 311 1341 Centennial Railroad, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 42 19 13 20 21 21 272 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 77 272 MEAN 0 0 0 0 0 0 0 0 0 0 2 9 MAX 0 0 0 0 0 0 0 0 0 0 311 1341 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 152 539 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 348 MEAN 1 MAX 1341 MIN 0 AC_FT 691 FCDMC Annual Surface Water Report, Water Year 2022 Page 198 Centennial Tributary at Dobbins Road, ID #22807 Site Data LOCATION Located near the intersection of Dobbins Road and 435th Avenue DRAINAGE AREA 2.47 mi2 STREAM TYPE Natural Stream JURISDICTION Maricopa County, Arizona WATERSHED Lower Centennial SECTION/TOWNSHIP/RANGE S05 T1S R7W LATITUDE N 33° 21' 49.1" | +33.36364 LONGITUDE W 112° 59' 35.6" | -112.99321 ARIZONA STATE PLANE E 371310 | N 861537 USGS QUAD SHEET Gillespie 7.5-Minute STREAMGAGE INSTALLATION DATE 09/26/2012 - WY 2012 PERIOD OF AVAILABLE DATA RECORD 10/01/2012 - Current LENGTH OF AVAILABLE DATA RECORD 10.00 Years | 3,652 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 1.20 feet Gage Height STAFF GAGES None CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 1,006.163 feet NAVD88 POINT OF ZERO FLOW 0.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 269 cfs | 2.82 feet | 03/01/2014 FCDMC Annual Surface Water Report, Water Year 2022 Page 199 Watershed Map Centennial Tributary at Dobbins Road - water year peaks 300 Discharge (cfs) 250 200 150 100 50 0 2010 2015 2020 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 200 2025 WY2022 Events Date of Peak Peak Gage Height Peak Discharge (cfs) 8/19 2.45 181 Hydrograph of peak WY 2022 flow event, 08/20/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 201 Centennial Tributary at Dobbins Road, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 6 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 6 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 181 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 13 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 6 MEAN 0 MAX 181 MIN 0 AC_FT 13 FCDMC Annual Surface Water Report, Water Year 2022 Page 202 Cline Creek, ID #66007 Site Data LOCATION Located about 1 mile north of Circle Mountain Road just off 12th Street DRAINAGE AREA 10.8 mi2 STREAM TYPE Natural Stream JURISDICTION Maricopa County, Arizona WATERSHED Skunk Creek SECTION/TOWNSHIP/RANGE S33 T7N R3E LATITUDE N 33° 54' 03.5" | +33.90097 LONGITUDE W 112° 03' 17.9" | -112.05497 ARIZONA STATE PLANE E 658034 | N 1055380 USGS QUAD SHEET Daisy Mountain 7.5-Minute STREAMGAGE INSTALLATION DATE 11/20/2001 - WY 2002 PERIOD OF AVAILABLE DATA RECORD 11/20/2001 - Current LENGTH OF AVAILABLE DATA RECORD 20.86 Years | 7,620 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.20 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 2,171.07 feet NAVD 1988 POINT OF ZERO FLOW -0.1 feet Gage Height EXTREME FOR PERIOD OF RECORD 5,850 cfs | 8.15 feet | 08/19/2014 FCDMC Annual Surface Water Report, Water Year 2022 Page 203 Watershed Map Cline Creek - water year peaks 7,000 Discharge (cfs) 6,000 5,000 4,000 3,000 2,000 1,000 0 2000 2005 2010 2015 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 204 2020 2025 WY2022 Events Date of Peak 7/30 8/19 Peak Gage Height (feet) 1.06 0.69 Hydrograph of peak WY 2022 flow event, 07/30/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 205 Peak Discharge (cfs) 42 23 Cline Creek, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 1 10 11 12 13 14 15 16 17 1 18 19 3 20 1 21 1 1 22 23 2 4 2 24 4 3 25 26 27 28 29 --30 --3 31 ---------------------------------------------------------------------------------------TOTAL 0 0 4 2 7 0 0 0 0 3 5 3 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 10 6 24 0 0 0 0 42 23 18 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 8 5 14 0 0 0 0 6 11 6 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 25 MEAN 0 MAX 42 MIN 0 AC_FT 50 FCDMC Annual Surface Water Report, Water Year 2022 Page 206 Colter Channel at El Mirage Road, ID #85507 Site Data LOCATION Located on El Mirage Road north of Camelback Road DRAINAGE AREA 3.5 mi2 STREAM TYPE Engineered Channel JURISDICTION Phoenix, Arizona WATERSHED White Tanks A SECTION/TOWNSHIP/RANGE S13 T2N R1W LATITUDE N 33° 30' 41.1" | +33.51141 LONGITUDE W 112° 19' 25.6" | -112.32376 ARIZONA STATE PLANE E 575915 | N 913851 USGS QUAD SHEET El Mirage 7.5-Minute STREAMGAGE INSTALLATION DATE 06/29/1994 - WY 1994 PERIOD OF AVAILABLE DATA RECORD 06/29/1994 - Current LENGTH OF AVAILABLE DATA RECORD 28.26 Years | 10,321 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.10 feet Gage Height STAFF GAGES 1 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 1,025.073 feet NAVD88 POINT OF ZERO FLOW 0.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 158 cfs | 1.52 feet | 09/08/2014 FCDMC Annual Surface Water Report, Water Year 2022 Page 207 Watershed Map Colter Channel at El Mirage Road - water year peaks 180 160 Discharge (cfs) 140 120 100 80 60 40 20 0 1990 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 208 2015 2020 2025 WY2022 Events Date of Peak Peak Gage Height (feet) Peak Discharge (cfs) 12/24 .6 30 Hydrograph of peak WY 2022 flow event, 12/24/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 209 Colter Channel, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 1 5 6 1 7 8 1 9 2 10 11 12 1 13 2 14 15 16 17 18 19 20 21 22 23 24 6 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 13 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 30 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 26 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 13 MEAN 0 MAX 30 MIN 0 AC_FT 26 FCDMC Annual Surface Water Report, Water Year 2022 Page 210 Columbus Wash, ID #40807 Site Data LOCATION Located at the east edge of Yuma County in the Hyder Valley DRAINAGE AREA 21.6 mi2 STREAM TYPE Encroached Natural Stream JURISDICTION Yuma County, Arizona WATERSHED Lower Gila SECTION/TOWNSHIP/RANGE S06 T4S R10W LATITUDE N 33° 06' 45.7" | +33.11268 LONGITUDE W 113° 20' 22.1" | -113.33946 ARIZONA STATE PLANE E 266348 | N 771489 USGS QUAD SHEET Hyder SE 7.5-Minute STREAMGAGE INSTALLATION DATE 09/22/1999 - WY 1999 PERIOD OF AVAILABLE DATA RECORD 09/22/1999 - Current LENGTH OF AVAILABLE DATA RECORD 23.03 Years | 8,410 Days GAPS IN RECORD 12/18/2012 - 01/07/2013 STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 1.95 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 713.583 feet NAVD 1988 POINT OF ZERO FLOW 1.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 615 cfs | 2.45 feet | 09/04/2012 FCDMC Annual Surface Water Report, Water Year 2022 Page 211 Watershed Map Columbus Wash - water year peaks 700 Discharge (cfs) 600 500 400 300 200 100 0 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 212 2015 2020 2025 WY2022 Events Date of Peak Peak Gage Height Peak Discharge (cfs) 8/20 3.57 322 Hydrograph of peak WY 2022 flow event, 08/19/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 213 Columbus Wash, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 --18 --19 --1 20 --32 21 --22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 33 0 MEAN 0 0 0 0 0 0 0 0 0 0 1 0 MAX 0 0 0 0 0 0 0 0 0 0 322 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 66 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 33 MEAN 0 MAX 322 MIN 0 AC_FT 66 FCDMC Annual Surface Water Report, Water Year 2022 Page 214 Copper Wash, ID #41007 Site Data LOCATION Located in western Maricopa County near the Hyder Valley DRAINAGE AREA 6.4 mi2 (from USGS Streamstats) STREAM TYPE Natural Stream JURISDICTION Maricopa County, Arizona WATERSHED Lower Gila SECTION/TOWNSHIP/RANGE S33 T2S R10W LATITUDE N 33° 12' 20.0" | +33.20557 LONGITUDE W 113° 17' 05.4" | -113.28483 ARIZONA STATE PLANE E 281517 | N 805122 USGS QUAD SHEET Hyder NE 7.5-Minute STREAMGAGE INSTALLATION DATE 02/20/2001 - WY 2001 PERIOD OF AVAILABLE DATA RECORD 02/20/2001 - Current LENGTH OF AVAILABLE DATA RECORD 21.61 Years | 7,893 Days GAPS IN RECORD 08/27/2003 - 09/04/2003 STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.80 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 1,064.00 feet NAVD88 POINT OF ZERO FLOW 0.3 feet Gage Height EXTREME FOR PERIOD OF RECORD 3,780 cfs | 5.69 feet | 08/27/2003 FCDMC Annual Surface Water Report, Water Year 2022 Page 215 Watershed Map Copper Wash - water year peaks 4,000 Discharge (cfs) 3,500 3,000 2,500 2,000 1,500 1,000 500 0 2000 2005 2010 2015 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 216 2020 2025 WY2022 Events Date of Peak 8/24 9/21 Peak Gage Height (feet) 1.8 1.25 Hydrograph of peak WY 2022 flow event, 09/21/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 217 Peak Discharge (cfs) 175 60 Copper Wash, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 --3 --4 5 6 7 8 9 10 11 --12 --13 --14 15 16 17 18 19 20 21 11 22 3 23 24 5 25 26 --27 --28 --29 ----30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 5 14 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 175 60 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 9 28 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 18 MEAN 0 MAX 175 MIN 0 AC_FT 37 FCDMC Annual Surface Water Report, Water Year 2022 Page 218 Crossroads Park Basin, ID #33007 Site Data LOCATION Near Greenfield and Ray Roads DRAINAGE AREA 15.7 mi2 STREAM TYPE Flood control basin JURISDICTION Gilbert, Arizona WATERSHED Lower East Maricopa Floodway SECTION/TOWNSHIP/RANGE S21 T1S R6E LATITUDE N 33° 19' 39.7" | +33.32770 LONGITUDE W 111° 44' 47.9" | -111.74665 ARIZONA STATE PLANE E 751918 | N 846798 USGS QUAD SHEET Higley 7.5-Minute STREAMGAGE INSTALLATION DATE 12/18/1995 - WY 1996 PERIOD OF AVAILABLE DATA RECORD 12/18/1995 - Current LENGTH OF AVAILABLE DATA RECORD 26.79 Years | 9,784 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 1.33 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,248.46 feet NAVD88 POINT OF ZERO FLOW None - Pump Control SPILLWAY CREST ELEVATION 22.3 feet Gage Height TOP OF BASIN ELEVATION 23.3 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 219 Location Map Crossroads Park Basin - water year peaks 40 Volume (acre-feet) 35 30 25 20 15 10 5 0 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 220 2015 2020 2025 WY2022 Events Date of Peak 6/24 8/19 Peak Gage Height (feet) 1.54 1.55 Peak Volume (ac-ft) 11.4 11.5 Hydrograph of peak 2022 impoundment event, 8/19/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 221 Percent Spillway Capacity 0.6 0.6 Crossroads Park, volume data Volume, in acre feet, Water Year October 2021 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 --13 14 15 16 17 18 19 4 20 21 22 23 24 4 25 5 26 27 28 29 --30 ----31 ---------------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 12 0 0 0 0 11 0 11 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 12 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 222 Crossroads Park Basin, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 2 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 4 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 5 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 6 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 7 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 0.0 1.3 1.3 1.3 8 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 9 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 10 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 11 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 12 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 --1.3 1.3 1.3 13 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 14 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 15 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 16 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 17 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 18 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 19 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.4 1.3 20 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 21 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 22 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 23 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 24 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 25 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.4 1.3 1.3 1.3 26 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 27 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 28 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 29 1.3 1.3 1.3 1.3 --1.3 1.3 1.3 1.3 1.3 1.3 1.3 30 1.3 1.3 1.3 1.3 --1.3 1.3 1.3 1.3 1.3 1.3 --31 1.3 --1.3 1.3 --1.3 --1.3 --1.3 1.3 -------------------------------------------------------------------------------MEAN 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 MAX 1.3 1.3 1.3 1.6 1.3 1.3 1.3 1.3 1.5 1.3 1.5 1.3 MIN 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 -----------------------------------------------------------------------------WTR YR 2022 MEAN 1.33 MAX 1.61 MIN 1.33 FCDMC Annual Surface Water Report, Water Year 2022 Page 223 Cruff Wash, ID #23707 Site Data LOCATION Located about 7 miles west of Old US80 south of Agua Caliente Road DRAINAGE AREA 13.2 mi2 STREAM TYPE Natural Stream JURISDICTION Maricopa County, Arizona WATERSHED Lower Centennial SECTION/TOWNSHIP/RANGE S20 T2S R6W LATITUDE N 33° 15' 04.0" | +33.25111 LONGITUDE W 112° 52' 54.5" | -112.88180 ARIZONA STATE PLANE E 404950 | N 820256 USGS QUAD SHEET Woolsey Peak 7.5-Minute STREAMGAGE INSTALLATION DATE 05/14/2002 - WY 2002 PERIOD OF AVAILABLE DATA RECORD 05/14/2002 - Current LENGTH OF AVAILABLE DATA RECORD 20.38 Years | 7,445 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.60 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 937.356 feet NAVD88 POINT OF ZERO FLOW 0.8 feet Gage Height EXTREME FOR PERIOD OF RECORD 1,627 cfs | 4.73 feet | 03/12/2020 FCDMC Annual Surface Water Report, Water Year 2022 Page 224 Watershed Map Cruff Wash - water year peaks 1,800 1,600 Discharge (cfs) 1,400 1,200 1,000 800 600 400 200 0 2000 2005 2010 2015 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 225 2020 2025 WY2022 Events Date of Peak 7/31 8/13 8/18 9/9 Peak Gage Height (feet) 4.08 2.42 2.37 2.37 Hydrograph of peak WY 2022 flow event, 07/31/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 226 Peak Discharge (cfs) 1000 160 148 148 Cruff Wash, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 4 10 11 12 13 3 14 15 16 17 18 5 19 20 21 22 23 24 25 26 27 28 29 --30 --31 --------29 -------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 29 8 4 MEAN 0 0 0 0 0 0 0 0 0 1 0 0 MAX 0 0 0 0 0 0 0 0 0 1000 160 148 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 57 15 7 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 40 MEAN 0 MAX 1000 MIN 0 AC_FT 79 FCDMC Annual Surface Water Report, Water Year 2022 Page 227 Daggs Wash, ID #48507 Site Data LOCATION Near 307th Avenue and Peak View Road DRAINAGE AREA 12.9 mi2 STREAM TYPE Natural Stream JURISDICTION Maricopa County, Arizona WATERSHED Lower Hassayampa SECTION/TOWNSHIP/RANGE S25 T5N R5W LATITUDE N 33° 44' 45.2" | +33.74590 LONGITUDE W 112° 43' 30.2" | -112.72506 ARIZONA STATE PLANE E 454274 | N 999885 USGS QUAD SHEET Daggs Tank 7.5-Minute STREAMGAGE INSTALLATION DATE 11/08/2007 - WY 2008 PERIOD OF AVAILABLE DATA RECORD 11/08/2007 - Current LENGTH OF AVAILABLE DATA RECORD 14.90 Years | 5,441 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.15 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,668.55 feet NAVD88 POINT OF ZERO FLOW 0.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 852 cfs | 2.74 feet Gage Height | 09/23/2019 FCDMC Annual Surface Water Report, Water Year 2022 Page 228 Watershed Maps Daggs Wash - water year peaks 900 800 Discharge (cfs) 700 600 500 400 300 200 100 0 2005 2010 2015 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 229 2020 2025 WY2022 Events Date of Peak 7/26 8/18 9/12 9/21 Peak Gage Height 0.52 1.95 1.77 0.50 Hydrograph of peak WY 2022 flow event, 08/18/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 230 Peak Discharge (cfs) 81 563 497 76 Daggs Wash, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 19 13 14 15 16 17 18 21 19 20 21 3 22 23 24 25 26 2 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 2 21 21 MEAN 0 0 0 0 0 0 0 0 0 0 1 1 MAX 0 0 0 0 0 0 0 0 0 81 563 497 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 3 43 43 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 44 MEAN 0 MAX 563 MIN 0 AC_FT 88 FCDMC Annual Surface Water Report, Water Year 2022 Page 231 Deadman Wash @ Loop 303, ID #62107 Site Data LOCATION On the eastbound Loop 303 bridge DRAINAGE AREA 20.1 mi2 STREAM TYPE Natural Stream JURISDICTION Phoenix, Arizona WATERSHED Upper New River SECTION/TOWNSHIP/RANGE S18 T5N R2E LATITUDE N 33° 46' 52.6" | +33.78128 LONGITUDE W 112° 11' 37.7" | -112.19381 ARIZONA STATE PLANE E 615780 | N 1011920 USGS QUAD SHEET Biscuit Flat 7.5-Minute STREAMGAGE INSTALLATION DATE 10/17/2019 - WY 2020 PERIOD OF AVAILABLE DATA RECORD 10/17/2019 - Current LENGTH OF AVAILABLE DATA RECORD 2.96 Years | 1,080 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.80 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 1,533.000 feet NAVD88 POINT OF ZERO FLOW 0.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 749 cfs | 1.75 feet Gage Height | 08/12/2021 FCDMC Annual Surface Water Report, Water Year 2022 Page 232 Location Map W Carefree Hwy FCDMC Annual Surface Water Report, Water Year 2022 Page 233 WY2022 Events Date of Peak Peak Gage Height (feet) None Hydrograph of peak WY 2022 flow event, No flow recorded during Water Year 2022. FCDMC Annual Surface Water Report, Water Year 2022 Page 234 Peak Discharge (cfs) Deadman Wash at SR303L, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 --2 --3 --4 --5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 --29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 0 MEAN 0 MAX 0 MIN 0 AC_FT 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 235 Delaney Wash, ID #25007 Site Data LOCATION Near Salome Road and 427th Avenue DRAINAGE AREA 49.9 mi2 STREAM TYPE Natural Stream JURISDICTION Maricopa County, Arizona WATERSHED Lower Centennial SECTION/TOWNSHIP/RANGE S34 T2N R7W LATITUDE N 33° 28' 08.3" | +33.46897 LONGITUDE W 112° 58' 10.4" | -112.96955 ARIZONA STATE PLANE E 376615 | N 900113 USGS QUAD SHEET Tonopah 7.5-Minute STREAMGAGE INSTALLATION DATE 12/22/1999 - WY 2000 PERIOD OF AVAILABLE DATA RECORD 12/22/1999 - Current LENGTH OF AVAILABLE DATA RECORD 22.78 Years | 8,319 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.00 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 1,112.030 feet NAVD88 POINT OF ZERO FLOW 0.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 2,800 cfs | 8.06 feet | 09/09/2013 FCDMC Annual Surface Water Report, Water Year 2022 Page 236 Watershed Map Delaney Wash - water year peaks 3,000 Discharge (cfs) 2,500 2,000 1,500 1,000 500 0 2000 2005 2010 2015 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 237 2020 2025 WY2022 Events Date of Peak 12/24 7/28 7/30 8/10 8/12 8/19 9/23 Peak Gage Height (feet) 1.49 1.10 3.40 1.90 1.45 2.94 0.72 Hydrograph of peak WY 2022 flow event, 08/11/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 238 Peak Discharge (cfs) 94 46 575 166 88 426 25 Delaney Wash, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 12 11 3 12 7 13 9 14 15 16 17 18 19 24 20 4 21 22 23 2 24 3 25 26 10 27 28 5 29 --30 --22 31 ---------------------------------------------------------------------------------------TOTAL 0 0 3 0 0 0 0 0 0 37 60 2 MEAN 0 0 0 0 0 0 0 0 0 1 2 0 MAX 0 0 94 0 0 0 0 0 0 575 426 25 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 6 0 0 0 0 0 0 74 118 4 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 102 MEAN 0 MAX 575 MIN 0 AC_FT 202 FCDMC Annual Surface Water Report, Water Year 2022 Page 239 Desert Hills Wash, ID #19307 Site Data LOCATION Located west of 16th Street, on Joy Ranch Road DRAINAGE AREA 0.95 mi2 STREAM TYPE Culvert on natural stream JURISDICTION Maricopa County, Arizona WATERSHED Cave Creek SECTION/TOWNSHIP/RANGE S28 T6N R3E LATITUDE N 33° 49' 41.6" | +33.82882 LONGITUDE W 112° 02' 54.0" | -112.04832 ARIZONA STATE PLANE E 660010 | N 1028895 USGS QUAD SHEET New River SE 7.5-Minute STREAMGAGE INSTALLATION DATE 03/02/2006 - WY 2006 PERIOD OF AVAILABLE DATA RECORD 03/02/2006 - Current LENGTH OF AVAILABLE DATA RECORD 16.58 Years | 6,057 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.50 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 1,856.018 feet NAVD88 POINT OF ZERO FLOW 0.55 feet Gage Height EXTREME FOR PERIOD OF RECORD 383 cfs | 6.21 feet | 07/23/2021 FCDMC Annual Surface Water Report, Water Year 2022 Page 240 Watershed Map Desert Hills Wash - water year peaks 450 400 Discharge (cfs) 350 300 250 200 150 100 50 0 2005 2010 2015 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 241 2020 2025 WY2022 Events Date of Peak 10/5 12/24 7/30 8/19 Peak Gage Height (feet) 1.23 2.94 4.55 2.55 Hydrograph of peak WY 2022 flow event, 07/30/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 242 Peak Discharge (cfs) 38 152 290 121 Desert Hills Wash, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 2 6 7 8 9 10 11 12 13 14 15 16 17 18 19 3 20 21 3 22 23 24 10 25 26 27 28 29 --30 --7 31 ---------------------------------------------------------------------------------------TOTAL 5 0 10 0 0 0 0 0 0 7 3 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 38 0 152 0 0 0 0 0 0 290 121 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 9 0 19 0 0 0 0 0 0 14 6 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 24 MEAN 0 MAX 290 MIN 0 AC_FT 48 FCDMC Annual Surface Water Report, Water Year 2022 Page 243 Dreamy Draw Dam, ID #9807 Site Data LOCATION Located near Northern Avenue and SR 51 DRAINAGE AREA 1.35 mi2 JURISDICTION Phoenix, Arizona WATERSHED Upper ACDC SECTION/TOWNSHIP/RANGE S34 T3N R3E LATITUDE N 33° 33' 43.8" | +33.56217 LONGITUDE W 112° 01' 53.7" | -112.03159 ARIZONA STATE PLANE E 665000 | N 932093 USGS QUAD SHEET Sunnyslope 7.5-Minute STREAMGAGE INSTALLATION DATE 01/24/1984 - WY 1984 PERIOD OF AVAILABLE DATA RECORD 08/29/1988 - Current LENGTH OF AVAILABLE DATA RECORD 34.09 Years | 12,451 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.12 feet Gage Height STAFF GAGES 9 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,371.46 feet NAVD88 POINT OF ZERO FLOW 0.00 feet Gage Height SPILLWAY ELEVATION 35.50 feet Gage Height TOP OF DAM ELEVATION 48.18 feet Gage Height NORMAL DRAWDOWN RATE (BELOW SPILLWAY) -0.8 feet per hour FCDMC Annual Surface Water Report, Water Year 2022 Page 244 Watershed Map Dreamy Draw Dam - water year peaks 40 Volume (acre-feet) 35 30 25 20 15 10 5 0 1985 1990 1995 2000 2005 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 245 2010 2015 2020 2025 WY2022 Events Date of Peak 12/24 8/4 8/12 9/11 Peak Gage Height (feet) 1.54 13.42 8.09 1.89 Peak Volume (ac-ft) 0.1 13.1 2.5 0.1 Hydrograph of peak 2022 impoundment event, 08/04/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 246 Percent Spillway Capacity 0 4.0 0.8 0 Dreamy Draw Dam, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 16 5 3 6 3 7 3 8 3 9 3 10 2 11 2 1 12 11 3 13 4 1 14 3 1 15 3 16 3 17 3 18 1 19 20 21 22 23 24 2 25 1 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 3 0 0 0 0 0 0 0 65 6 MEAN 0 0 0 0 0 0 0 0 0 0 2 0 MAX 0 0 15 0 0 0 0 0 0 0 142 21 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 6 0 0 0 0 0 0 0 128 12 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 74 MEAN 0 MAX 142 MIN 0 AC_FT 147 FCDMC Annual Surface Water Report, Water Year 2022 Page 247 Dreamy Draw Dam, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 1 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 13 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 13 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 248 Dreamy Draw Dam, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 2 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 3 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 4 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 1.6 0.1 5 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.5 0.1 6 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.4 0.1 7 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.4 0.1 8 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.3 0.1 9 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.3 0.1 10 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.3 0.1 11 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.2 0.2 12 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 1.0 0.5 13 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.6 0.2 14 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.5 0.1 15 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.5 0.1 16 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.4 0.1 17 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.4 0.1 18 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.2 0.1 19 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 20 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 21 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 22 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 23 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 24 0.1 0.1 0.3 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 25 0.1 0.1 0.3 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 26 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 27 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 28 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 29 0.1 0.1 0.1 0.1 --0.1 0.1 0.1 0.1 0.1 0.1 0.1 30 0.1 0.1 0.1 0.1 --0.1 0.1 0.1 0.1 0.1 0.1 0.1 31 0.1 --0.1 0.1 --0.1 --0.1 --0.1 0.1 -------------------------------------------------------------------------------MEAN 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.3 0.1 MAX 0.1 0.1 1.5 0.1 0.1 0.1 0.1 0.1 0.1 0.1 13.4 1.9 MIN 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0.14 MAX 13.42 MIN 0.12 FCDMC Annual Surface Water Report, Water Year 2022 Page 249 Dysart Drain at LAFB, ID #85807 Site Data LOCATION On Dysart Drain about 1/3 mile east of Litchfield Road DRAINAGE AREA 24.3 mi2 STREAM TYPE Engineered Channel JURISDICTION Glendale, Arizona WATERSHED White Tanks A SECTION/TOWNSHIP/RANGE S03 T2N R1W LATITUDE N 33° 32' 38.3" | +33.54397 LONGITUDE W 112° 20' 57.8" | -112.34940 ARIZONA STATE PLANE E 568152 | N 925728 USGS QUAD SHEET El Mirage 7.5-Minute STREAMGAGE INSTALLATION DATE 08/22/1996 - WY 1996 PERIOD OF AVAILABLE DATA RECORD 08/22/1996 - Current LENGTH OF AVAILABLE DATA RECORD 26.11 Years | 9,536 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.35 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,063.482 feet NAVD88 POINT OF ZERO FLOW 0.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 862 cfs | 4.30 feet | 09/08/2014 FCDMC Annual Surface Water Report, Water Year 2022 Page 250 Watershed Map Discharge (cfs) Dysart Drain at LAFB - water year peaks 1,000 900 800 700 600 500 400 300 200 100 0 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 251 2015 2020 2025 WY2022 Events Date of Peak 12/24 7/26 8/21 Peak Gage Height (feet) 0.96 1.71 0.91 Hydrograph of peak WY 2022 flow event, 07/26/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 252 Peak Discharge (cfs) 47 138 42 Dysart Drain at LAFB, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 5 22 23 24 8 25 3 26 10 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 11 0 0 0 0 0 0 10 5 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 47 0 0 0 0 0 0 138 42 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 21 0 0 0 0 0 0 19 9 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 25 MEAN 0 MAX 138 MIN 0 AC_FT 49 FCDMC Annual Surface Water Report, Water Year 2022 Page 253 Dysart Drain at El Mirage Road, ID #85707 Site Data LOCATION On El Mirage Road about mid-way between Glendale and Northern Avenues DRAINAGE AREA 34.7 mi2 STREAM TYPE Engineered Channel JURISDICTION Glendale, Arizona WATERSHED White Tanks A SECTION/TOWNSHIP/RANGE S016 T2N R1W LATITUDE N 33° 32' 37.1" | +33.54370 LONGITUDE W 112° 19' 26.6" | -112.32399 ARIZONA STATE PLANE E 575902 | N 925591 USGS QUAD SHEET El Mirage 7.5-Minute STREAMGAGE INSTALLATION DATE 03/07/1997 - WY 1997 PERIOD OF AVAILABLE DATA RECORD 03/07/1997 - Current LENGTH OF AVAILABLE DATA RECORD 25.57 Years | 9,339 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.30 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,054.287 feet NAVD88 POINT OF ZERO FLOW 0.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 836 cfs | 5.76 feet | 07/26/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 254 Watershed Map Dysart Drain at El Mirage Road - water year peaks 900 800 Discharge (cfs) 700 600 500 400 300 200 100 0 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 255 2015 2020 2025 WY2022 Events Date of Peak 12/24 7/17 7/26 7/28 8/4 8/18 8/21 9/9 9/25 Peak Gage Height (feet) 1.65 1.94 3.53 2.54 0.95 2.51 3.11 0.73 0.76 NOTE: There is a more or less continual base flow at this location. Hydrograph of peak WY 2022 flow event, 07/26/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 256 Peak Discharge (cfs) 214 287 835 461 81 452 665 50 54 Dysart Drain at El Mirage Road, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 26 5 6 7 8 9 3 10 4 11 12 13 14 15 16 17 12 18 5 39 19 90 20 43 21 138 26 22 27 14 23 18 24 37 16 25 31 26 118 15 27 28 20 29 --27 30 --7 31 ---------------------------------------------------------------------------------------TOTAL 0 0 37 0 0 0 0 0 0 190 364 126 MEAN 0 0 1 0 0 0 0 0 0 6 12 4 MAX 0 0 214 0 0 0 0 0 0 836 665 54 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 73 0 0 0 0 0 0 378 723 249 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 717 MEAN 2 MAX 836 MIN 0 AC_FT 1422 FCDMC Annual Surface Water Report, Water Year 2022 Page 257 East Fork Cave Creek Basin #1, ID #7807 Site Data LOCATION On Beardsley Road east of Cave Creek Road DRAINAGE AREA 1.18 mi2 STREAM TYPE Flood control basin on natural stream JURISDICTION Phoenix, Arizona WATERSHED Upper ACDC SECTION/TOWNSHIP/RANGE S26 T4N R3E LATITUDE N 33° 40' 11.3" | +33.66981 LONGITUDE W 112° 01' 31.3" | -112.02536 ARIZONA STATE PLANE E 666927 | N 971254 USGS QUAD SHEET Union Hills 7.5-Minute STREAMGAGE INSTALLATION DATE 03/02/1994 - WY 1994 PERIOD OF AVAILABLE DATA RECORD 03/02/1994 - Current LENGTH OF AVAILABLE DATA RECORD 28.58 Years | 10,440 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.23 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,489.95 feet NAVD88 POINT OF ZERO FLOW 0.00 feet Gage Height SPILLWAY CREST ELEVATION No spillway TOP OF BASIN ELEVATION 7.16 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 258 Watershed Map EFCC Basin #1 - water year peaks 30 Volume (acre-feet) 25 20 15 10 5 0 1990 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 259 2015 2020 2025 WY2022 Events Date of Peak 7/30 8/19 Peak Gage Height (feet) 3.02 0.87 Peak Volume (ac-ft) 11.8 0.6 Hydrograph of peak 2022 impoundment event, 07/30/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 260 Percent Spillway Capacity 20.0 1.1 East Fork Cave Creek Basin #1, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 1 5 6 7 8 9 1 10 1 11 12 13 14 15 16 17 18 19 1 20 21 22 23 24 25 26 27 28 29 --30 --5 31 --------1 -------------------------------------------------------------------------------TOTAL 10 3 0 0 0 3 7 10 13 20 15 14 MEAN 0 0 0 0 0 0 0 0 0 1 0 0 MAX 0 0 0 0 0 0 0 0 0 69 9 3 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 19 7 0 0 1 5 13 20 26 40 30 27 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 95 MEAN 0 MAX 69 MIN 0 AC_FT 189 FCDMC Annual Surface Water Report, Water Year 2022 Page 261 East Fork Cave Creek Basin #1, volume data Volume, in acre feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --1 31 ---------------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 12 1 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 12 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 262 East Fork Cave Creek Basin #1, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 3 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 4 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 5 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 6 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 7 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 8 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 9 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 10 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 11 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 12 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 13 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 14 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 15 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 16 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 17 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 18 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 19 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.3 0.2 20 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 21 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 22 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 23 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 24 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 25 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 26 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 27 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 28 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 29 0.2 0.2 0.2 0.2 --0.2 0.2 0.2 0.2 0.2 0.2 0.2 30 0.2 0.2 0.2 0.2 --0.2 0.2 0.2 0.2 0.5 0.2 0.2 31 0.2 --0.2 0.2 --0.2 --0.2 --0.3 0.2 -------------------------------------------------------------------------------MEAN 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 MAX 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 3.0 0.9 0.5 MIN 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0.23 MAX 3.02 MIN 0.23 FCDMC Annual Surface Water Report, Water Year 2022 Page 263 East Fork Cave Creek Basin #3A, ID #8807 Site Data LOCATION Located near 22nd Street and East Grovers Avenue DRAINAGE AREA 3.5 mi2 STREAM TYPE Flood control basin JURISDICTION Phoenix, Arizona WATERSHED Upper ACDC SECTION/TOWNSHIP/RANGE S34 T4N R3E LATITUDE N 33° 38' 46.0" | +33.64630 LONGITUDE W 112° 02' 21.0" | -112.03840 ARIZONA STATE PLANE E 662900 | N 962700 USGS QUAD SHEET Union Hills 7.5-Minute STREAMGAGE INSTALLATION DATE 10/14/2015 - WY 2016 PERIOD OF AVAILABLE DATA RECORD 10/14/2015 - Current LENGTH OF AVAILABLE DATA RECORD 6.97 Years | 2,544 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.90 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,425.270 feet NAVD88 POINT OF ZERO FLOW 0.00 feet Gage Height SPILLWAY CREST ELEVATION 14.8 feet Gage Height TOP OF BASIN ELEVATION 15.0 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 264 Watershed Map EFCC Basin #3a - water year peaks 40.0 Volume (acre-feet) 35.0 30.0 25.0 20.0 15.0 10.0 5.0 0.0 2015 2016 2017 2018 2019 2020 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 265 2021 2022 2023 2024 2025 WY2022 Events Date of Peak 7/30 9/11 Peak Gage Height (feet) 6.89 0.97 Peak Volume (ac-ft) 37.9 1.0 Hydrograph of peak 2022 impoundment event, 07/30/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 266 Percent Spillway Capacity 32.3 0.9 EFCC Basin #3A, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 2 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --27 31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 27 0 2 MEAN 0 0 0 0 0 0 0 0 0 1 0 0 MAX 0 0 0 0 0 0 0 0 0 513 0 28 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 54 0 4 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 30 MEAN 0 MAX 513 MIN 0 AC_FT 59 FCDMC Annual Surface Water Report, Water Year 2022 Page 267 EFCC Basin #3A, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --2 31 ---------------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 38 0 1 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 38 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 268 EFCC Basin #3A, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 2 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 3 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 4 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 5 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 6 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 7 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 9 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 10 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 11 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 12 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 13 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 14 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 15 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 16 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 17 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 18 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 19 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 20 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 21 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 22 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 23 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 24 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 25 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 26 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 27 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 28 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 29 0.8 0.8 0.8 0.8 --0.8 0.8 0.8 0.8 0.8 0.8 0.8 30 0.8 0.8 0.8 0.8 --0.8 0.8 0.8 0.8 1.1 0.8 0.8 31 0.8 --0.8 0.8 --0.8 --0.8 --0.8 0.8 -------------------------------------------------------------------------------MEAN 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 MAX 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 6.9 0.8 1.0 MIN 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0.80 MAX 6.89 MIN 0.80 FCDMC Annual Surface Water Report, Water Year 2022 Page 269 East Fork Cave Creek Basin #3B, ID #8707 Site Data LOCATION Near 20th Street and Grovers Avenue DRAINAGE AREA 3.52 mi2 STREAM TYPE Flood control basin on natural stream JURISDICTION Phoenix, Arizona WATERSHED Upper ACDC SECTION/TOWNSHIP/RANGE S34 T4N R3E LATITUDE N 33° 38' 45.9" | +33.64609 LONGITUDE W 112° 02' 21.1" | -112.03918 ARIZONA STATE PLANE E 662716 | N 962630 USGS QUAD SHEET Union Hills 7.5-Minute STREAMGAGE INSTALLATION DATE 09/13/1994 - WY 1994 PERIOD OF AVAILABLE DATA RECORD 09/13/1994 - Current LENGTH OF AVAILABLE DATA RECORD 28.05 Years | 10,245 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.15 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,419.45 feet NAVD88 POINT OF ZERO FLOW 0.00 feet Gage Height SPILLWAY CREST ELEVATION No Defined Spillway MINIMUM TOP OF BASIN ELEVATION 14.27 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 270 Location Map EFCC Basin #3B - water year peaks 60 Volume (acre-feet) 50 40 30 20 10 0 1990 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 271 2015 2020 2025 WY2022 Events Date of Peak Peak Gage Height (feet) Peak Volume (ac-ft) Percent Spillway Capacity 7/30 4.46 15.4 12.8 Hydrograph of peak 2022 impoundment event, 07/30/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 272 East Fork Cave Creek Basin #3B, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --39 31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 39 0 0 MEAN 0 0 0 0 0 0 0 0 0 1 0 0 MAX 0 0 0 0 0 0 0 0 0 288 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 77 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 39 MEAN 0 MAX 288 MIN 0 AC_FT 77 FCDMC Annual Surface Water Report, Water Year 2022 Page 273 East Fork Cave Creek Basin #3B, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --1 31 ---------------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 15 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 15 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 274 East Fork Cave Creek Basin #3B, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 2 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 3 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 4 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 5 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 6 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 7 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 8 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 9 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 10 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 11 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 12 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 13 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 14 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 15 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 16 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 17 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 18 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 19 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 20 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 21 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 22 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 23 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 24 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 25 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 26 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 27 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 28 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 29 0.1 0.1 0.1 0.1 --0.1 0.1 0.1 0.1 0.1 0.1 0.1 30 0.1 0.1 0.1 0.1 --0.1 0.1 0.1 0.1 0.7 0.1 0.1 31 0.1 --0.1 0.1 --0.1 --0.1 --0.1 0.1 -------------------------------------------------------------------------------MEAN 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.2 0.1 0.1 MAX 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 4.5 0.1 0.1 MIN 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0.15 MAX 4.46 MIN 0.15 FCDMC Annual Surface Water Report, Water Year 2022 Page 275 East Fork Cave Creek Basin #4, ID #8207 Site Data LOCATION Near Paradise Valley Community College DRAINAGE AREA 0.68 mi2 JURISDICTION Phoenix, Arizona WATERSHED Upper ACDC SECTION/TOWNSHIP/RANGE S36 T4N R3E LATITUDE N 33° 38' 56.5" | +33.64904 LONGITUDE W 112° 00' 37.5" | -112.01041 ARIZONA STATE PLANE E 671471 | N 963693 USGS QUAD SHEET Union Hills 7.5-Minute STREAMGAGE INSTALLATION DATE 01/18/1994 - WY 1994 PERIOD OF AVAILABLE DATA RECORD 01/18/1994 - Current LENGTH OF AVAILABLE DATA RECORD 28.70 Years | 10,483 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.30 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,464.57 feet NAVD88 POINT OF ZERO FLOW 0.00 feet Gage Height SPILLWAY CREST ELEVATION 8.0 feet Gage Height TOP OF BASIN ELEVATION 8.5 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 276 Location Map (watershed not available) EFCC Basin #4 - water year peaks 14 Volume (acre-feet) 12 10 8 6 4 2 0 1990 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 277 2015 2020 2025 WY2022 Events Date of Peak 7/30 8/4 8/18 8/19 Peak Gage Height (feet) 4.17 2.03 2.51 2.18 Peak Volume (ac-ft) 13.0 1.0 2.4 1.4 Hydrograph of peak 2022 impoundment event, 08/13/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 278 Percent Spillway Capacity 17.5 1.7 3.3 2.0 East Fork Cave Creek Basin #4, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 1 5 6 7 8 9 10 11 12 13 14 15 16 17 18 1 19 1 20 21 22 23 24 25 26 27 28 29 --30 --8 31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 8 3 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 3 0 0 0 0 0 0 87 39 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 15 5 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 11 MEAN 0 MAX 87 MIN 0 AC_FT 21 FCDMC Annual Surface Water Report, Water Year 2022 Page 279 East Fork Cave Creek Basin #4, volume data Volume, in acre feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --1 31 ---------------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 1 0 0 0 0 0 0 13 2 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 13 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 280 East Fork Cave Creek Basin #4, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 2 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 4 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.4 0.3 5 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 6 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 7 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 8 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 9 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 10 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 11 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 12 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 13 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 14 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 15 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 16 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 17 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 18 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.4 0.4 0.3 19 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.4 0.3 20 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 21 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 22 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 23 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 24 0.3 0.3 0.5 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 25 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 26 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 27 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 28 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 29 0.3 0.3 0.3 0.3 --0.3 0.3 0.3 0.3 0.3 0.3 0.3 30 0.3 0.3 0.3 0.3 --0.3 0.3 0.3 0.3 0.7 0.3 0.3 31 0.3 --0.3 0.3 --0.3 --0.3 --0.3 0.3 -------------------------------------------------------------------------------MEAN 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 MAX 0.3 0.3 1.4 0.3 0.8 0.3 0.3 0.3 0.3 4.2 2.5 0.7 MIN 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0.30 MAX 4.17 MIN 0.30 FCDMC Annual Surface Water Report, Water Year 2022 Page 281 East Fork Cave Creek near 7th Avenue, ID #8507 Site Data LOCATION In Moon Valley Park, near Coral Gable Drive and 7th Avenue DRAINAGE AREA 14.1 mi2 STREAM TYPE Channelized Natural Stream JURISDICTION Phoenix, Arizona WATERSHED Upper ACDC SECTION/TOWNSHIP/RANGE S05 T3N R3E LATITUDE N 33° 37' 40.6" | +33.62793 LONGITUDE W 112° 04' 50.7" | -112.08076 ARIZONA STATE PLANE E 650052 | N 956047 USGS QUAD SHEET Union Hills 7.5-Minute STREAMGAGE INSTALLATION DATE 05/08/1997 - WY 1997 PERIOD OF AVAILABLE DATA RECORD 05/08/1997 - Current LENGTH OF AVAILABLE DATA RECORD 25.40 Years | 9,277 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION -0.25 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 2 ZERO GAGE HEIGHT ELEVATION 1,341.59 feet NAVD88 POINT OF ZERO FLOW 0.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 5,080 cfs | 8.07 feet | 08/13/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 282 Watershed Map East Fork Cave Creek near 7th Avenue - water year peaks 6,000 Discharge (cfs) 5,000 4,000 3,000 2,000 1,000 0 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 283 2015 2020 2025 WY2022 Events Date of Peak 12/10 12/24 12/29 2/23 7/26 7/30 8/4 8/19 9/11 Peak Gage Height (feet) 0.53 1.95 0.93 0.88 1.13 8.07 2.15 1.91 3.77 Peak Discharge (cfs) 33 380 73 63 114 5080 473 363 1557 Hydrograph of peak WY 2022 flow event, 08/13/2022 Flood Flow Frequency FEMA FIS 5,500 FCDMC Annual Surface Water Report, Water Year 2022 Page 284 8,200 9,400 East Fork Cave Creek near 7th Avenue, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 2 3 4 51 5 6 7 8 9 10 12 12 11 59 12 28 13 14 15 16 17 18 23 19 50 20 19 21 22 23 15 24 84 7 25 14 26 13 27 28 29 29 --30 3 --284 31 --------28 -------------------------------------------------------------------------------TOTAL 0 0 142 0 22 0 0 0 0 326 145 99 MEAN 0 0 5 0 1 0 0 0 0 11 5 3 MAX 0 0 380 0 64 0 0 0 0 5080 473 1557 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 283 0 43 0 0 0 0 646 287 196 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 734 MEAN 2 MAX 5080 MIN 0 AC_FT 1455 FCDMC Annual Surface Water Report, Water Year 2022 Page 285 El Mirage Road Drain, ID #14507 Site Data LOCATION Located near El Mirage Road south of Loop 303 DRAINAGE AREA 70.3 mi2 STREAM TYPE Natural Stream JURISDICTION Surprise, Arizona WATERSHED Trilby SECTION/TOWNSHIP/RANGE S14 T4N R1W LATITUDE N 33° 41' 26.6" | +33.69072 LONGITUDE W 112° 19' 40.9" | -112.32804 ARIZONA STATE PLANE E 574868 | N 979095 USGS QUAD SHEET Calderwood Butte 7.5-Minute STREAMGAGE INSTALLATION DATE 02/16/2006 - WY 2006 PERIOD OF AVAILABLE DATA RECORD 02/16/2006 - Current LENGTH OF AVAILABLE DATA RECORD 16.62 Years | 6,071 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 1.20 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 1,262.960 feet NAVD88 POINT OF ZERO FLOW 0.3 feet Gage Height EXTREME FOR PERIOD OF RECORD 475 cfs | 3.36 feet GH | 01/21/2010 FCDMC Annual Surface Water Report, Water Year 2022 Page 286 Watershed Map Discharge (cfs) El Mirage Road Drain - water year peaks 500 450 400 350 300 250 200 150 100 50 0 2005 2010 2015 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 287 2020 2025 WY2022 Events Date of Peak Peak Gage Height (feet) Peak Discharge (cfs) 7/17 2.00 45 Hydrograph of peak WY 2022 flow event, 07/03/2022 Flood Flow Frequency Flood Flow Frequency FEMA Flood Insurance Study 2-year 5-year 10-year 2,835 FCDMC Annual Surface Water Report, Water Year 2022 Page 288 20-year 50-year 100-year 4,747 6,023 El Mirage Road Drain, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 3 18 2 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 5 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 45 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 9 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 5 MEAN 0 MAX 45 MIN 0 AC_FT 9 FCDMC Annual Surface Water Report, Water Year 2022 Page 289 East Maricopa Floodway at Broadway Road, ID #34307 Site Data LOCATION Located about 1,000 feet south of Broadway Road, east of Higley Road DRAINAGE AREA 11.4 mi2 STREAM TYPE Engineered Channel JURISDICTION Mesa, Arizona WATERSHED Upper East Maricopa Floodway SECTION/TOWNSHIP/RANGE S26 T1N R6E LATITUDE N 33° 24' 19.8" | +33.40551 LONGITUDE W 111° 42' 37.4" | -111.71040 ARIZONA STATE PLANE E 762961 | N 875135 USGS QUAD SHEET Buckhorn 7.5-Minute STREAMGAGE INSTALLATION DATE 08/10/1989 - WY 1989 PERIOD OF AVAILABLE DATA RECORD 09/03/1990 - Current LENGTH OF AVAILABLE DATA RECORD 32.08 Years | 11,716 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION -3.84 feet Gage Height STAFF GAGES One CREST STAGE GAGES Two ZERO GAGE HEIGHT ELEVATION 1,335.631 feet NAVD88 POINT OF ZERO FLOW 0.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 4,292 cfs | 5.08 feet GH | 09/07/2012 FCDMC Annual Surface Water Report, Water Year 2022 Page 290 Watershed Map Discharge (cfs) EMF at Broadway Road - water year peaks 5,000 4,500 4,000 3,500 3,000 2,500 2,000 1,500 1,000 500 0 1990 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 291 2015 2020 2025 WY2022 Events Date of Peak 12/10 12/24 1/1 9/12 9/21 Peak Gage Height (feet) -1.09 0.96 -0.14 0.57 -0.98 Hydrograph of peak WY 2022 flow event, 12/24/2021 FCDMC Annual Surface Water Report, Water Year 2022 Page 292 Peak Discharge (cfs) 2 78 19 42 3 EMF at Broadway Road, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 11 2 2 3 4 5 6 7 8 9 10 1 11 1 12 39 13 15 14 2 15 16 17 18 19 20 21 1 22 23 24 35 25 30 26 9 27 1 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 77 13 0 0 0 0 0 0 0 59 MEAN 0 0 2 0 0 0 0 0 0 0 0 2 MAX 0 0 78 19 0 0 0 0 0 0 0 48 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 152 26 0 0 0 0 0 0 0 116 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 149 MEAN 0 MAX 78 MIN 0 AC_FT 295 FCDMC Annual Surface Water Report, Water Year 2022 Page 293 East Maricopa Floodway below Powerline Floodway, ID #33707 Site Data LOCATION Located about 1/3 mile downstream from Powerline Floodway DRAINAGE AREA 257 mi2 STREAM TYPE Concrete Lined Channel JURISDICTION Mesa, Arizona WATERSHED Lower EMF SECTION/TOWNSHIP/RANGE S30 T1S R7E LATITUDE N 33° 19' 01.7" | +33.31715 LONGITUDE W 111° 41' 03.3" | -111.68424 ARIZONA STATE PLANE E 843050 | N 771140 USGS QUAD SHEET Higley 7.5-Minute STREAMGAGE INSTALLATION DATE 04/15/2014 - WY 2014 PERIOD OF AVAILABLE DATA RECORD 04/15/2014 - Current LENGTH OF AVAILABLE DATA RECORD 8.46 Years | 3,091 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.15 feet Gage Height STAFF GAGES None CREST STAGE GAGES None ZERO GAGE HEIGHT ELEVATION 1,316.230 feet NAVD88 POINT OF ZERO FLOW 0.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 3,372 cfs | 6.27 feet | 08/10/2018 FCDMC Annual Surface Water Report, Water Year 2022 Page 294 Watershed Map EMF below Powerline Floodway - water year peaks 4,000 Discharge (cfs) 3,500 3,000 2,500 2,000 1,500 1,000 500 0 2010 2015 2020 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 295 2025 WY2022 Events Date of Peak 12/24 8/20 9/12 Peak Gage Height 0.77 0.69 1.85 Hydrograph of peak WY 2022 flow event, 09/12/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 296 Peak Discharge (cfs) 22 10 369 EMF below Powerline Floodway, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 7 12 71 13 14 15 16 17 18 19 1 20 2 21 22 23 24 7 25 2 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 10 0 0 0 0 0 0 1 3 78 MEAN 0 0 0 0 0 0 0 0 0 0 0 3 MAX 0 0 22 0 0 0 0 0 0 1 10 369 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 19 0 0 0 0 0 0 1 6 155 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 91 MEAN 0 MAX 369 MIN 0 AC_FT 181 FCDMC Annual Surface Water Report, Water Year 2022 Page 297 East Maricopa Floodway at Queen Creek Road, ID #34807 Site Data LOCATION West of the Higley and Queen Creek Roads intersection DRAINAGE AREA 273.4 mi2 STREAM TYPE Engineered Channel JURISDICTION Gilbert, Arizona WATERSHED Lower East Maricopa Floodway SECTION/TOWNSHIP/RANGE S15 T2S R6E LATITUDE N 33° 15' 47.1" | +33.26307 LONGITUDE W 111° 43' 32.6" | -111.72572 ARIZONA STATE PLANE E 758387 | N 823310 USGS QUAD SHEET Higley 7.5-Minute STREAMGAGE INSTALLATION DATE 01/18/1989 - WY 1989 PERIOD OF AVAILABLE DATA RECORD 01/18/1989 - current LENGTH OF AVAILABLE DATA RECORD 33.70 Years | 12,309 Days GAPS IN RECORD 10/22/2010 - 01/17/2012 STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION -0.64 feet Gage Height STAFF GAGES 1 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 1,302.144 feet NAVD88 POINT OF ZERO FLOW -1.2 feet Gage Height EXTREME FOR PERIOD OF RECORD 3,162 cfs | 4.96 feet | 09/08/2014 FCDMC Annual Surface Water Report, Water Year 2022 Page 298 Watershed Map EMF at Queen Creek Road - water year peaks 3,500 Discharge (cfs) 3,000 2,500 2,000 1,500 1,000 500 0 1985 1990 1995 2000 2005 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 299 2010 2015 2020 2025 WY2022 Events Date of Peak 12/24 7/15 7/29 8/13 8/20 9/3 9/12 Peak Gage Height (feet) 2.07 0.83 1.53 1.20 2.28 0.15 3.85 Hydrograph of peak WY 2022 flow event, 08/20/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 300 Peak Discharge (cfs) 723 183 448 308 849 51 2045 EMF at Queen Creek Road, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 77 2 38 7 3 25 44 4 26 39 5 --16 2 6 --7 --8 --9 --10 --12 11 --14 12 --11 1283 13 237 333 14 42 27 15 77 14 16 6 17 18 19 54 20 670 21 --374 22 --217 23 --264 24 281 --178 25 561 --8 13 26 236 --16 27 65 --28 4 29 5 --376 30 --352 31 --------177 -------------------------------------------------------------------------------TOTAL 0 0 1152 0 0 0 0 0 0 988 2252 1790 MEAN 0 0 37 0 0 0 0 0 0 32 73 60 MAX 0 0 723 0 0 0 0 0 0 448 849 2045 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 2285 0 0 0 0 0 0 1960 4468 3551 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 6183 MEAN 17 MAX 2045 MIN 0 AC_FT 12264 FCDMC Annual Surface Water Report, Water Year 2022 Page 301 East Maricopa Floodway at Arizona Avenue, ID #35507 Site Data LOCATION On Arizona Avenue (SR 587) about 2 miles south of Sun Lakes DRAINAGE AREA 668 mi2(including Queen Creek) STREAM TYPE Engineered Channel JURISDICTION Gila River Indian Community WATERSHED Lower East Maricopa Floodway SECTION/TOWNSHIP/RANGE S16 T3S R5E LATITUDE N 33° 10' 07.8" | +33.16882 LONGITUDE W 111° 50' 27.7" | -111.84102 ARIZONA STATE PLANE E 723128 | N 788822 USGS QUAD SHEET Gila Butte 7.5-Minute STREAMGAGE INSTALLATION DATE 02/10/1989 - WY 1989 PERIOD OF AVAILABLE DATA RECORD 02/10/1989 - Current LENGTH OF AVAILABLE DATA RECORD 33.64 Years | 12,286 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION -0.15 feet Gage Height STAFF GAGES One CREST STAGE GAGES One ZERO GAGE HEIGHT ELEVATION 1,210.50 feet NAVD88 POINT OF ZERO FLOW 0.15 feet Gage Height EXTREME FOR PERIOD OF RECORD 5,536 cfs | 4.07 feet | 01/11/1993 FCDMC Annual Surface Water Report, Water Year 2022 Page 302 Watershed Map EMF at Arizona Avenue - water year peaks 6,000 Discharge (cfs) 5,000 4,000 3,000 2,000 1,000 0 1985 1990 1995 2000 2005 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 303 2010 2015 2020 2025 WY2022 Events Date of Peak Peak Gage Height (feet) Peak Discharge (cfs) 12/25 1.14 341 Hydrograph of peak WY 2022 flow event, 09/12/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 304 EMF at Arizona Avenue, runoff data Discharge, in cfs-days, Water Year October 2021 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 97 26 257 27 193 28 94 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 641 0 0 0 0 0 0 0 0 0 MEAN 0 0 21 0 0 0 0 0 0 0 0 0 MAX 0 0 341 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 1271 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 641 MEAN 2 MAX 341 MIN 0 AC_FT 1271 FCDMC Annual Surface Water Report, Water Year 2022 Page 305 Estrella Fan, ID #84207 Site Data LOCATION Located in northwest part of the Estrella Mountains DRAINAGE AREA 1.1 mi2 STREAM TYPE Natural Stream JURISDICTION Goodyear, Arizona WATERSHED Waterman SECTION/TOWNSHIP/RANGE S12 T2S R1W LATITUDE N 33° 16' 10.1" | +33.26949 LONGITUDE W 112° 19' 15.3" | -112.32091 ARIZONA STATE PLANE E 576437 | N 825813 USGS QUAD SHEET Avondale SE 7.5-Minute STREAMGAGE INSTALLATION DATE 04/30/1993 - WY 1993 PERIOD OF AVAILABLE DATA RECORD 04/30/1993 - Current LENGTH OF AVAILABLE DATA RECORD 29.42 Years | 10,746 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.00 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 6 - not related to transducer gage height ZERO GAGE HEIGHT ELEVATION 1,446.87 feet NAVD88 POINT OF ZERO FLOW 0.2 feet Gage Height EXTREME FOR PERIOD OF RECORD 508 cfs | 1.60 feet | 09/08/2014 FCDMC Annual Surface Water Report, Water Year 2022 Page 306 Watershed Map FCDMC Annual Surface Water Report, Water Year 2022 Page 307 WY2022 Events Date of Peak Peak Gage Height (feet) None Hydrograph of peak WY 2022 flow event, No runoff events occurred in Water Year 2022. FCDMC Annual Surface Water Report, Water Year 2022 Page 308 Peak Discharge (cfs) Estrella Fan, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 ----3 4 5 6 ------7 --8 --9 10 11 12 --13 --14 ----15 --16 --17 --18 --19 20 ----21 ------22 23 24 25 26 27 --28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 0 MEAN 0 MAX 0 MIN 0 AC_FT 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 309 Flying E Wash, ID #51707 Site Data LOCATION About 1 mile west of Vulture Mine Road on US 60 DRAINAGE AREA 8.6 mi2 STREAM TYPE Natural Stream JURISDICTION Wickenburg, Arizona WATERSHED Lower Hassayampa SECTION/TOWNSHIP/RANGE S09 T7N R5W LATITUDE N 33° 57' 44.0" | +33.96223 LONGITUDE W 112° 46' 58.5" | -112.78291 ARIZONA STATE PLANE E 437353 | N 1078752 USGS QUAD SHEET Vulture Peak 7.5-Minute STREAMGAGE INSTALLATION DATE 07/12/1994 - WY 1994 PERIOD OF AVAILABLE DATA RECORD 07/12/1994 - Current LENGTH OF AVAILABLE DATA RECORD 28.22 Years | 10,308 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.00 feet Gage Height STAFF GAGES 1 CREST STAGE GAGES 2 ZERO GAGE HEIGHT ELEVATION 2,283.20 feet NAVD88 POINT OF ZERO FLOW 0.4 feet Gage Height EXTREME FOR PERIOD OF RECORD 5,267 cfs | 7.07 feet | 07/18/2015 FCDMC Annual Surface Water Report, Water Year 2022 Page 310 Watershed Map Flying E Wash - water year peaks 6,000 Discharge (cfs) 5,000 4,000 3,000 2,000 1,000 0 1990 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 311 2015 2020 2025 WY2022 Events Date of Peak 8/10 8/19 8/21 Peak Gage Height (feet) 1.13 1.77 1.28 Hydrograph of peak WY 2022 flow event, 08/11/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 312 Peak Discharge (cfs) 75 269 113 Flying E Wash, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 1 11 12 13 14 15 16 17 18 19 3 20 21 1 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 5 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 2 269 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 10 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 5 MEAN 0 MAX 269 MIN 0 AC_FT 10 FCDMC Annual Surface Water Report, Water Year 2022 Page 313 Ford Canyon Wash, ID #86207 Site Data LOCATION Located in the north part of White Tanks Regional Park DRAINAGE AREA 4.3 mi2 STREAM TYPE Natural Stream JURISDICTION Maricopa County, Arizona WATERSHED White Tanks B SECTION/TOWNSHIP/RANGE S18 T3N R2W LATITUDE N 33° 35' 47.3" | +33.59648 LONGITUDE W 112° 29' 57.3" | -112.49925 ARIZONA STATE PLANE E 522575 | N 945100 USGS QUAD SHEET Waddell 7.5-Minute STREAMGAGE INSTALLATION DATE 02/05/2002 - WY 2002 PERIOD OF AVAILABLE DATA RECORD 02/05/2002 - Current LENGTH OF AVAILABLE DATA RECORD 20.65 Years | 7,543 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.72 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 1,468.07 feet NAVD88 POINT OF ZERO FLOW -0.3 feet Gage Height EXTREME FOR PERIOD OF RECORD 1,682 cfs | 4.37 feet | 09/08/2014 FCDMC Annual Surface Water Report, Water Year 2022 Page 314 Watershed Map Ford Canyon Wash - water year peaks 1,800 1,600 Discharge (cfs) 1,400 1,200 1,000 800 600 400 200 0 2000 2005 2010 2015 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 315 2020 2025 WY2022 Events Date of Peak Peak Gage Height (feet) Peak Discharge (cfs) 8/10 1.82 204 Hydrograph of peak WY 2022 flow event, 08/10/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 316 Ford Canyon Wash, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 13 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 13 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 204 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 26 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 13 MEAN 0 MAX 204 MIN 0 AC_FT 26 FCDMC Annual Surface Water Report, Water Year 2022 Page 317 Fourth of July Wash, ID #41207 Site Data LOCATION Western Maricopa County about 20 miles west of Arlington DRAINAGE AREA 3.7 mi2 STREAM TYPE Natural Stream JURISDICTION Maricopa County, Arizona WATERSHED Lower Gila SECTION/TOWNSHIP/RANGE S01 T2S R9W LATITUDE N 33° 16' 39.5" | +33.27763 LONGITUDE W 113° 07' 47.1" | -113.12976 ARIZONA STATE PLANE E 329254 | N 830693 USGS QUAD SHEET Cortez Peak 7.5-Minute STREAMGAGE INSTALLATION DATE 03/14/2002 - WY 2002 PERIOD OF AVAILABLE DATA RECORD 03/14/2002 - Current LENGTH OF AVAILABLE DATA RECORD 20.55 Years | 7,730 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.20 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 1,110.00 feet NAVD88 POINT OF ZERO FLOW 0.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 2,150 cfs | 4.35 feet | 08/30/2006 FCDMC Annual Surface Water Report, Water Year 2022 Page 318 Watershed Map Fourth of July Wash - water year peaks 2,500 Discharge (cfs) 2,000 1,500 1,000 500 0 2000 2005 2010 2015 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 319 2020 2025 WY2022 Events Date of Peak Peak Gage Height (feet) Peak Discharge (cfs) 8/14 0.74 206 Hydrograph of peak WY 2022 flow event, 08/14/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 320 Fourth of July Wash, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 6 15 16 17 18 19 20 21 --22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 6 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 206 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 13 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 6 MEAN 0 MAX 206 MIN 0 AC_FT 13 FCDMC Annual Surface Water Report, Water Year 2022 Page 321 Freestone Basin, ID #32807 Site Data LOCATION Near Lindsay Road south of Guadalupe Road DRAINAGE AREA 2.2 mi2 STREAM TYPE Flood control basin JURISDICTION Gilbert, Arizona WATERSHED Lower East Maricopa Floodway SECTION/TOWNSHIP/RANGE S08 T1S R6E LATITUDE N 33° 21' 26.4" | +33.35734 LONGITUDE W 111° 46' 21.9" | -111.77274 ARIZONA STATE PLANE E 743945 | N 857576 USGS QUAD SHEET Chandler 7.5-Minute STREAMGAGE INSTALLATION DATE 12/19/1995 - WY 1996 PERIOD OF AVAILABLE DATA RECORD 12/19/1995 - Current LENGTH OF AVAILABLE DATA RECORD 26.79 Years | 9,783 Days GAPS (> 2 DAYS) IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 2.10 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,219.412 feet NAVD88 POINT OF ZERO FLOW None - Pump Control SPILLWAY CREST ELEVATION None TOP OF BASIN ELEVATION 25.0 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 322 Location Map Freestone Basin - water year peaks 60.0 Volume (acre-feet) 50.0 40.0 30.0 20.0 10.0 0.0 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 323 2015 2020 2025 WY2022 Events Date of Peak 10/6 12/10 12/24 1/1 1/20 1/21 1/23 1/28 2/10 2/14 2/23 5/7 5/22 5/30 6/27 7/13 7/18 8/4 8/9 8/19 8/22 9/12 9/21 Peak Gage Height (feet) 3.10 4.03 6.55 5.93 4.90 4.39 3.61 3.41 3.13 3.82 4.13 2.84 2.69 2.48 2.92 7.63 6.17 3.12 3.92 5.74 3.89 3.62 3.92 FCDMC Annual Surface Water Report, Water Year 2022 Page 324 Peak Volume (ac-ft) 0.3 1.2 7.3 5.2 2.4 1.5 0.8 0.6 0.3 1.0 1.3 0.0 0.0 0.1 0.1 12.0 6.0 0.3 1.0 4.5 1.1 0.8 1.1 Percent Spillway Capacity 3.1 4.0 6.6 5.9 4.9 4.4 3.6 3.4 3.1 3.8 4.1 2.8 2.7 2.5 2.9 7.6 6.1 3.1 3.9 5.7 4.0 3.6 3.9 Hydrograph of peak 2022 impoundment event, 12/24/2021 FCDMC Annual Surface Water Report, Water Year 2022 Page 325 Freestone Basin, volume data Volume, in acre feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 4 2 5 3 2 4 5 6 7 8 9 10 1 11 1 12 1 13 1 1 14 8 15 16 17 1 18 2 19 1 1 20 1 21 22 23 1 1 24 4 25 7 26 6 27 5 28 5 29 3 --30 1 --31 ---------------------------------------------------------------------------------------MEAN 0 0 1 0 0 0 0 0 0 0 0 0 MAX 0 0 7 5 1 0 0 0 0 12 5 1 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 12 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 326 Freestone Basin, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2.1 2.1 2.1 5.6 2.1 2.1 2.1 2.1 2.1 2.1 2.7 2.1 2 2.1 2.1 2.1 5.8 2.2 2.1 2.1 2.1 2.1 2.1 2.7 2.1 3 2.1 2.1 2.1 4.1 2.5 2.1 2.1 2.1 2.1 2.1 2.5 2.1 4 2.1 2.1 2.1 2.1 2.8 2.1 2.1 2.1 2.1 2.1 2.5 2.1 5 2.5 2.1 2.1 2.1 2.8 2.1 2.1 2.1 2.1 2.1 2.1 2.1 6 2.4 2.1 2.1 2.1 2.8 2.1 2.1 2.1 2.1 2.1 2.1 2.1 7 2.1 2.1 2.1 2.1 2.9 2.1 2.1 2.4 2.1 2.1 2.1 2.1 8 2.1 2.1 2.1 2.1 2.8 2.1 2.1 2.3 2.1 2.1 2.3 2.1 9 2.1 2.1 2.1 2.1 2.8 2.1 2.1 2.1 2.1 2.1 2.8 2.1 10 2.1 2.1 4.0 2.1 2.9 2.1 2.1 2.1 2.1 2.2 2.1 2.9 11 2.1 2.1 3.6 2.1 2.6 2.1 2.1 2.1 2.1 2.3 2.1 3.0 12 2.1 2.1 3.4 2.1 2.1 2.1 2.1 2.1 2.1 2.2 2.1 2.6 13 2.1 2.1 3.2 2.1 2.1 2.1 2.1 2.1 2.1 2.8 2.4 2.1 14 2.1 2.1 3.1 2.1 2.8 2.1 2.1 2.1 2.1 6.4 2.4 2.1 15 2.1 2.1 2.7 2.1 3.0 2.1 2.1 2.1 2.1 2.3 2.3 2.1 16 2.1 2.1 2.2 2.1 2.5 2.1 2.1 2.1 2.1 2.5 2.1 2.1 17 2.1 2.1 2.1 2.1 2.1 2.1 2.1 2.1 2.1 3.2 2.1 2.1 18 2.1 2.1 2.1 2.1 2.1 2.1 2.1 2.1 2.1 4.2 2.1 2.1 19 2.1 2.1 2.1 3.0 2.1 2.1 2.1 2.1 2.1 2.1 3.7 2.1 20 2.1 2.1 2.1 3.4 2.1 2.1 2.1 2.1 2.1 2.1 2.2 2.2 21 2.1 2.1 2.1 2.7 2.1 2.1 2.1 2.1 2.1 2.1 2.6 2.7 22 2.1 2.1 2.1 2.2 2.1 2.1 2.1 2.4 2.1 2.1 2.8 2.7 23 2.1 2.1 2.1 3.5 3.0 2.1 2.1 2.6 2.1 2.1 2.1 2.5 24 2.1 2.1 4.9 3.1 2.8 2.1 2.1 2.2 2.1 2.1 2.1 2.3 25 2.1 2.1 6.4 2.3 2.1 2.1 2.1 2.1 2.1 2.1 2.1 2.2 26 2.1 2.1 6.2 2.1 2.1 2.1 2.1 2.1 2.2 2.1 2.1 2.1 27 2.1 2.1 6.0 2.1 2.1 2.1 2.1 2.1 2.4 2.1 2.1 2.1 28 2.1 2.1 5.9 2.4 2.1 2.1 2.1 2.1 2.1 2.1 2.1 2.1 29 2.1 2.1 4.4 2.8 --2.1 2.1 2.1 2.1 2.1 2.1 2.1 30 2.1 2.1 3.1 2.9 --2.1 2.1 2.3 2.1 2.6 2.1 2.1 31 2.1 --2.1 2.3 --2.1 --2.2 --2.7 2.1 -------------------------------------------------------------------------------MEAN 2.1 2.1 3.1 2.6 2.5 2.1 2.1 2.2 2.1 2.4 2.3 2.2 MAX 3.1 2.3 6.5 5.9 4.1 2.1 2.1 2.8 2.9 7.6 5.7 3.9 MIN 2.1 2.1 2.1 2.1 2.1 2.1 2.1 2.1 2.1 2.1 2.1 2.1 -----------------------------------------------------------------------------WTR YR 2022 MEAN 2.32 MAX 7.63 MIN 2.10 FCDMC Annual Surface Water Report, Water Year 2022 Page 327 Galloway Wash at Galloway Road, ID #20607 Site Data LOCATION Located on Galloway Road about 1/8 mile north of Cave Creek Road DRAINAGE AREA 6.6 mi2 STREAM TYPE Natural JURISDICTION Cave Creek, Arizona WATERSHED Cave Creek SECTION/TOWNSHIP/RANGE S34 T6N R4E LATITUDE N 33° 49' 54.1" | +33.83170 LONGITUDE W 111° 55' 43.3" | -111.92870 ARIZONA STATE PLANE E 696370 | N 1030150 USGS QUAD SHEET Cave Creek 7.5-Minute STREAMGAGE INSTALLATION DATE 08/16/2016 - WY 2016 PERIOD OF AVAILABLE DATA RECORD 08/16/2016 - Current LENGTH OF AVAILABLE DATA RECORD 6.13 Years | 2,237 Days GAPS (> 2 DAYS) IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.15 feet Gage Height STAFF GAGES 1 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 2,285.00 feet NAVD88 POINT OF ZERO FLOW 0.1 feet Gage Height EXTREME FOR PERIOD OF RECORD 1,518 cfs | 2.52 feet GH | 08/23/2018 FCDMC Annual Surface Water Report, Water Year 2022 Page 328 Watershed Map Discharge (cfs) Galloway Wash at Galloway Road - water year peaks 2000 1800 1600 1400 1200 1000 800 600 400 200 0 2015 2020 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 329 2025 WY2022 Events Date of Peak Peak Gage Height Peak Discharge (cfs) 8/19 1.12 137 Hydrograph of peak WY 2022 flow event, 08/19/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 330 Galloway Wash at Galloway Road, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 1 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 1 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 137 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 3 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 1 MEAN 0 MAX 137 MIN 0 AC_FT 3 FCDMC Annual Surface Water Report, Water Year 2022 Page 331 Gila River at Olberg Road, ID #42007 Site Data LOCATION Near Sacaton on the Gila River Indian Community DRAINAGE AREA 18,784 mi2 STREAM TYPE Natural Stream JURISDICTION Gila River Indian Community, Arizona WATERSHED Gila SECTION/TOWNSHIP/RANGE S12 T4S R6E LATITUDE N 33° 05' 13.4" | +33.08706 LONGITUDE W 111° 41' 13.2" | -111.68700 ARIZONA STATE PLANE E 770396 | N 759334 USGS QUAD SHEET Sacaton 7.5-Minute STREAMGAGE INSTALLATION DATE 04/12/1995 - WY 1995 PERIOD OF AVAILABLE DATA RECORD 04/12/1995 - Current LENGTH OF AVAILABLE DATA RECORD 27.47 Years | 10,034 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.25 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,284.689 feet NAVD88 POINT OF ZERO FLOW 0.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 5,867 cfs | 6.16 feet | 08/02/2006 FCDMC Annual Surface Water Report, Water Year 2022 Page 332 Watershed map Gila River at Olberg Road - water year peaks 7,000 Discharge (cfs) 6,000 5,000 4,000 3,000 2,000 1,000 0 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 333 2015 2020 2025 WY2022 Events Date of Peak 8/13 8/16 8/20 8/23 Peak Gage Height 1.38 1.70 1.12 2.62 Hydrograph of peak WY 2022 flow event, 08/22/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 334 Peak Discharge (cfs) 1368 1548 1211 1978 Gila River at Olberg Road, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 --5 --6 --7 8 9 10 11 12 826 13 844 14 81 15 1383 16 888 17 18 19 20 293 21 216 22 1757 23 1931 24 1353 25 1603 26 1667 27 990 28 1628 29 --187 30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 15648 0 MEAN 0 0 0 0 0 0 0 0 0 0 505 0 MAX 0 0 0 0 0 0 0 0 0 0 1987 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 31038 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 15648 MEAN 43 MAX 1987 MIN 0 AC_FT 31038 *USGS maintained a gage at this site prior to October 1, 1998 (09478350) FCDMC Annual Surface Water Report, Water Year 2022 Page 335 Gila River at Maricopa Road, ID #41707 Site Data LOCATION On Maricopa Road (SR 347) about 5 miles north of Maricopa DRAINAGE AREA 20,313 mi2 STREAM TYPE Natural Stream JURISDICTION Gila River Indian Community, Arizona WATERSHED Lower East Maricopa Floodway SECTION/TOWNSHIP/RANGE S13 T3S R3E LATITUDE N 33° 10' 14.7" | +33.17076 LONGITUDE W 112° 00' 21.7" | -112.00601 ARIZONA STATE PLANE E 672658 | N 789695 USGS QUAD SHEET Pima Butte 7.5-Minute STREAMGAGE INSTALLATION DATE 04/09/1995 - WY 1995 PERIOD OF AVAILABLE DATA RECORD 04/09/1995 - Current LENGTH OF AVAILABLE DATA RECORD 27.48 Years | 10,037 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 1.36 feet Gage Height STAFF GAGES 3 CREST STAGE GAGES 2 ZERO GAGE HEIGHT ELEVATION 1,115.936 feet NAVD88 POINT OF ZERO FLOW 1.7 feet Gage Height EXTREME FOR PERIOD OF RECORD 8,051 cfs | 3.99 feet | 07/31/2006 FCDMC Annual Surface Water Report, Water Year 2022 Page 336 Watershed for Gila River at Maricopa Road FCDMC Annual Surface Water Report, Water Year 2022 Page 337 WY2022 Events Date of Peak Peak Gage Height None Hydrograph of peak WY 2022 flow event, No runoff recorded in Water Year 2022. FCDMC Annual Surface Water Report, Water Year 2022 Page 338 Peak Discharge (cfs) Gila River at Maricopa Road, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 ----13 --14 --15 ----16 ----17 --18 --19 --20 --21 --22 --23 --24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 0 MEAN 0 MAX 0 MIN 0 AC_FT 0 NOTE: The USGS maintains a gage at this site in cooperation with ADOT. See USGS Gage #09479350. See USGS Water-Data Report AZ-16-1 for official data for this site. FCDMC Annual Surface Water Report, Water Year 2022 Page 339 Gila River at 116th Avenue, ID #70707 Site Data LOCATION Located on the Avondale Boulevard bridge crossing of the Gila River DRAINAGE AREA 42,726 mi2 STREAM TYPE Natural Stream JURISDICTION Avondale, Arizona WATERSHED Lower ACDC / South Mountain SECTION/TOWNSHIP/RANGE S36 T1N R1W LATITUDE N 33° 22' 58.2" | +33.38282 LONGITUDE W 112° 18' 29.2" | -112.30812 ARIZONA STATE PLANE E 580514 | N 867021 USGS QUAD SHEET Tolleson 7.5-Minute STREAMGAGE INSTALLATION DATE 12/16/1998 - WY 1999 PERIOD OF AVAILABLE DATA RECORD 12/16/1998 - Current LENGTH OF AVAILABLE DATA RECORD 23.79 Years | 8,690 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 1.15 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 929.737 feet NAVD88 POINT OF ZERO FLOW -1.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 49,394 cfs | 9.15 feet | 02/13/2005 FCDMC Annual Surface Water Report, Water Year 2022 Page 340 Watershed Map FCDMC Annual Surface Water Report, Water Year 2022 Page 341 WY2022 Events Date of Peak Peak Gage Height None Hydrograph of peak WY 2022 flow event, No flow above base flow in Water Year 2022. FCDMC Annual Surface Water Report, Water Year 2022 Page 342 Peak Discharge (cfs) Gila River at 116th Avenue, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 0 MEAN 0 MAX 0 MIN 0 AC_FT 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 343 Gila River at Estrella Parkway, ID #83807 Site Data LOCATION Located at Estrella Parkway crossing of the Gila River DRAINAGE AREA 45,585 mi2 STREAM TYPE Natural Stream JURISDICTION Goodyear, Arizona WATERSHED Waterman SECTION/TOWNSHIP/RANGE S31 T1N R1W LATITUDE N 33° 23' 20.6" | +33.38908 LONGITUDE W 112° 23' 32.9" | -112.39248 ARIZONA STATE PLANE E 554770 | N 869418 USGS QUAD SHEET Perryville 7.5-Minute STREAMGAGE INSTALLATION DATE 12/02/1992 - WY 1993 PERIOD OF AVAILABLE DATA RECORD 12/02/1992 - Current LENGTH OF AVAILABLE DATA RECORD 29.83 Years | 10,895 Days GAPS IN RECORD 01/08/1993 - 03/01/1993 STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 1.92 feet Gage Height STAFF GAGES 2 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 885.59 feet NAVD88 POINT OF ZERO FLOW 1.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 75,883 cfs | 16.45 feet | 02/16/1995 FCDMC Annual Surface Water Report, Water Year 2022 Page 344 Watershed Map FCDMC Annual Surface Water Report, Water Year 2022 Page 345 WY2022 Events Date of Peak Peak Gage Height (feet) None Hydrograph of peak WY 2022 flow event, No flow above base flow in Water Year 2022. FCDMC Annual Surface Water Report, Water Year 2022 Page 346 Peak Discharge (cfs) Gila River at Estrella Parkway, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 0 MEAN 0 MAX 0 MIN 0 AC_FT 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 347 Golden Eagle Park Dam, ID #78007 Site Data LOCATION In Golden Eagle Park, near Fountain Hills High School DRAINAGE AREA 4.82 mi2 STREAM TYPE Dam of natural drainage JURISDICTION Fountain Hills, Arizona WATERSHED Lower Verde SECTION/TOWNSHIP/RANGE S09 T3N R6E LATITUDE N 33° 37' 07.7" | +33.61880 LONGITUDE W 111° 44' 06.2" | -111.73507 ARIZONA STATE PLANE E 755278 | N 952726 USGS QUAD SHEET Granite Reef Dam 7.5-Minute STREAMGAGE INSTALLATION DATE 12/12/1996 - WY 1997 PERIOD OF AVAILABLE DATA RECORD 12/12/1996 - Current LENGTH OF AVAILABLE DATA RECORD 25.80 Years | 9,424 Days GAPS IN RECORD 05/01/2000 - 03/05/2001 (station was located on inflow wash due to construction) STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 3.05 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,696.745 feet NAVD88 POINT OF ZERO FLOW 0.00 feet Gage Height SPILLWAY CREST ELEVATION 20.0 feet Gage Height TOP OF DAM ELEVATION 31.7 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 348 Watershed Map Golden Eagle Park Dam - water year peaks 45 Volume (acre-feet) 40 35 30 25 20 15 10 5 0 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 349 2015 2020 2025 WY2022 Events Date of Peak 7/30 8/9 8/12 8/19 Peak Gage Height (feet) 5.56 6.02 6.59 6.48 Peak Volume (ac-ft) 0.2 0.3 0.6 0.6 Hydrograph of peak 2022 impoundment event, 08/12/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 350 Percent Spillway Capacity 0.2 0.4 0.7 0.6 Golden Eagle Park Dam, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 39 10 11 12 24 13 14 15 16 17 18 19 23 20 21 22 23 24 25 26 27 28 29 --30 --11 31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 11 86 0 MEAN 0 0 0 0 0 0 0 0 0 0 3 0 MAX 0 0 0 0 0 0 0 0 0 429 532 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 21 170 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 97 MEAN 0 MAX 532 MIN 0 AC_FT 192 FCDMC Annual Surface Water Report, Water Year 2022 Page 351 Golden Eagle Park Dam, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 1 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 1 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 352 Golden Eagle Park Dam, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 2 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 4 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 5 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 6 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 7 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 8 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 9 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.1 3.0 10 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 11 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 12 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.1 3.0 13 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 14 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 15 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 16 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 17 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 18 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 19 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.1 3.0 20 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 21 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 22 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 23 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 24 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 25 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 26 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 27 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 28 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 29 3.0 3.0 3.0 3.0 --3.0 3.0 3.0 3.0 3.0 3.0 3.0 30 3.0 3.0 3.0 3.0 --3.0 3.0 3.0 3.0 3.1 3.0 3.0 31 3.0 --3.0 3.0 --3.0 --3.0 --3.0 3.0 -------------------------------------------------------------------------------MEAN 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.1 3.1 3.0 MAX 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 5.6 6.6 3.0 MIN 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 3.05 MAX 6.59 MIN 3.05 FCDMC Annual Surface Water Report, Water Year 2022 Page 353 Grand Avenue at 27th Avenue Basin, ID #3807 Site Data LOCATION Located near north and east of Thomas Road and 27th Ave DRAINAGE AREA Undetermined STREAM TYPE Flood control basin JURISDICTION Phoenix, Arizona WATERSHED Lower ACDC SECTION/TOWNSHIP/RANGE S25 T2N R2E LATITUDE N 33° 28' 54.8" | +33.48189 LONGITUDE W 112° 06' 58.6" | -112.11627 ARIZONA STATE PLANE E 639140 | N 902920 USGS QUAD SHEET Phoenix 7.5-Minute STREAMGAGE INSTALLATION DATE 10/06/2015 - WY 2016 PERIOD OF AVAILABLE DATA RECORD 10/06/2015 - Current LENGTH OF AVAILABLE DATA RECORD 6.99 Years | 2,552 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.45 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,089.01 feet NAVD88 POINT OF ZERO FLOW 0.00 feet Gage Height SPILLWAY CREST ELEVATION No spillway TOP OF BASIN ELEVATION 9.0 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 354 Watershed Map Volume (acre-feet) Grand Avenue and 27th Avenue Basin - water year peaks 20 18 16 14 12 10 8 6 4 2 0 2015 2020 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 355 2025 WY2022 Events Date of Peak 10/05 12/10 12/24 2/23 6/23 6/26 7/18 7/30 8/4 8/9 9/10 9/19 9/24 9/27 9/28 Peak Gage Height (feet) 1.22 1.14 2.21 1.75 1.63 2.15 1.18 3.02 2.50 2.07 1.00 1.49 0.85 1.64 1.40 Peak Volume (ac-ft) 3.6 3.4 6.9 5.4 5.0 6.7 3.5 9.8 8.0 6.4 2.9 4.5 2.3 5.0 4.2 Hydrograph of peak 2022 impoundment event, 08/26/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 356 Percent Spillway Capacity 9.8 9.1 18.6 14.5 13.4 18.1 9.5 26.4 21.4 17.3 7.9 12.2 5.8 13.4 11.4 Grand Avenue at 27th Avenue Basin, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 1 2 3 2 1 3 3 2 4 3 5 1 3 6 1 3 7 2 8 2 9 3 10 2 3 11 2 12 2 13 14 15 16 17 18 2 19 20 21 22 23 2 1 24 2 3 2 25 2 2 2 26 2 2 2 3 27 2 2 3 3 28 1 1 3 2 29 2 --3 3 30 2 --2 3 31 --2 ------3 -------------------------------------------------------------------------------TOTAL 3 0 17 1 12 0 0 0 19 21 31 0 MEAN 0 0 1 0 0 0 0 0 1 1 1 0 MAX 2 0 3 2 3 0 0 0 3 5 4 3 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 5 0 33 2 23 0 0 0 37 42 62 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 103 MEAN 0 MAX 5 MIN 0 AC_FT 205 FCDMC Annual Surface Water Report, Water Year 2022 Page 357 Grand Avenue at 27th Avenue Basin, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 2 3 6 2 1 2 5 3 2 3 4 1 6 5 2 6 6 3 6 7 1 4 8 3 9 6 10 3 6 11 2 4 12 3 13 1 14 1 15 16 17 18 3 19 2 20 21 22 23 1 3 2 24 3 5 4 25 3 4 4 26 4 3 4 5 27 3 3 6 5 28 3 3 5 4 29 4 --5 6 30 3 --4 6 31 --4 ------6 -------------------------------------------------------------------------------MEAN 0 0 1 0 1 0 0 0 1 1 2 0 MAX 4 0 7 4 5 2 0 0 7 10 8 5 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 1 MAX 10 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 358 Grand Avenue at 27th Avenue Basin, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 0.5 0.5 0.5 0.9 0.5 0.8 0.5 0.5 0.5 1.1 1.8 0.5 2 0.5 0.5 0.5 0.5 0.5 0.7 0.5 0.5 0.5 0.9 1.6 0.5 3 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.8 1.2 0.5 4 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 2.0 0.5 5 0.9 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 2.1 0.5 6 1.0 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 1.9 0.5 7 0.7 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 1.5 0.5 8 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 1.2 0.5 9 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 1.9 0.5 10 0.5 0.5 1.0 0.5 0.5 0.5 0.5 0.5 0.5 0.5 1.8 0.5 11 0.5 0.5 0.7 0.5 0.5 0.5 0.5 0.5 0.5 0.5 1.4 0.5 12 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 1.1 0.5 13 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.7 0.5 14 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 15 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 16 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 17 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 18 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 1.0 0.5 0.5 19 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.7 0.5 0.5 20 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 21 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 22 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 23 0.5 0.5 0.6 0.5 1.2 0.5 0.5 0.5 0.8 0.5 0.5 0.5 24 0.5 0.5 1.0 0.5 1.6 0.5 0.5 0.5 1.4 0.5 0.5 0.5 25 0.5 0.5 1.1 0.5 1.3 0.5 0.5 0.5 1.3 0.5 0.5 0.5 26 0.5 0.5 1.3 0.5 1.2 0.5 0.5 0.5 1.4 1.6 0.5 0.5 27 0.5 0.5 1.2 0.5 1.0 0.5 0.5 0.5 1.8 1.6 0.5 0.5 28 0.5 0.5 1.1 0.5 0.9 0.5 0.5 0.5 1.7 1.5 0.5 0.5 29 0.5 0.5 1.4 0.5 --0.5 0.5 0.5 1.5 2.0 0.5 0.5 30 0.5 0.5 1.1 0.5 --0.5 0.5 0.5 1.4 2.1 0.5 0.5 31 0.5 --1.5 0.5 --0.5 --0.5 --2.0 0.5 -------------------------------------------------------------------------------MEAN 0.5 0.5 0.7 0.5 0.6 0.5 0.5 0.5 0.7 0.8 0.9 0.5 MAX 1.2 0.5 2.2 1.4 1.8 0.8 0.5 0.5 2.2 3.0 2.5 1.6 MIN 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0.58 MAX 3.02 MIN 0.45 FCDMC Annual Surface Water Report, Water Year 2022 Page 359 Granite Reef Diversion, ID #75007 Site Data LOCATION Located along Bush Highway near Granite Reef Dam DRAINAGE AREA 33.1 mi2 STREAM TYPE Engineered Channel JURISDICTION Maricopa County, Arizona WATERSHED Lower Verde SECTION/TOWNSHIP/RANGE S18 T2N R7E LATITUDE N 33° 30' 43.1" | +33.51197 LONGITUDE W 111° 41' 01.9" | -111.68386 ARIZONA STATE PLANE E 770954 | N 913868 USGS QUAD SHEET Granite Reef Dam 7.5-Minute STREAMGAGE INSTALLATION DATE 07/21/2005 - WY 2005 PERIOD OF AVAILABLE DATA RECORD 07/21/2005 - Current LENGTH OF AVAILABLE DATA RECORD 17.20 Years | 6,281 Days GAPS IN RECORD 10/01/2022 – 11/01/2022 STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION -0.25 feet Gage Height STAFF GAGES 1 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 1,335.766 feet NAVD88 POINT OF ZERO FLOW -0.4 feet Gage Height EXTREME FOR PERIOD OF RECORD 776 cfs | 1.62 Feet | 08/12/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 360 Watershed Map Granite Reef Diversion - water year peaks 900 800 Discharge (cfs) 700 600 500 400 300 200 100 0 2005 2010 2015 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 361 2020 2025 WY2022 Events Date of Peak 8/12 8/15 9/13 Peak Gage Height 1.62 0.35 0.22 Hydrograph of peak WY 2022 flow event, 08/12/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 362 Peak Discharge (cfs) 776 81 21 Granite Reef Diversion, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 ----2 --3 --4 --5 --6 --7 --8 --9 --10 --11 --12 --65 13 --5 5 14 --2 15 --13 16 --22 17 --2 18 --19 --20 --21 --22 --23 --24 --25 --26 --27 --28 --29 ----30 ----31 -----------------------------------------------------------------------------------------TOTAL --0 0 0 0 0 0 0 0 0 107 7 MEAN --0 0 0 0 0 0 0 0 0 3 0 MAX --0 0 0 0 0 0 0 0 0 776 21 MIN --0 0 0 0 0 0 0 0 0 0 0 AC_FT --0 0 0 0 0 0 0 0 0 213 15 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 115 MEAN 0 MAX 776 MIN 0 AC_FT 228 *station was down from October 1st to November 1st for unknown reasons. No events were missed. FCDMC Annual Surface Water Report, Water Year 2022 Page 363 Granite Reef Wash, ID #57507 Site Data LOCATION On McDowell Road near Granite Reef Road DRAINAGE AREA 4.7 mi2 STREAM TYPE Culvert JURISDICTION Scottsdale, Arizona WATERSHED Lower Indian Bend SECTION/TOWNSHIP/RANGE S36 T2N R4E LATITUDE N 33° 27' 57.6" | +33.46599 LONGITUDE W 111° 53' 54.9" | -111.89857 ARIZONA STATE PLANE E 705515 | N 897073 USGS QUAD SHEET Tempe 7.5-Minute STREAMGAGE INSTALLATION DATE 06/26/2007 - WY 2007 PERIOD OF AVAILABLE DATA RECORD 06/26/2007 - Current LENGTH OF AVAILABLE DATA RECORD 15.27 Years | 5,576 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure transducer STAGE GAGE ELEVATION 1.28 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 1,202.718 feet NAVD88 POINT OF ZERO FLOW 0.6 feet Gage Height EXTREME FOR PERIOD OF RECORD 235 cfs | 7.76 feet | 09/08/2014 FCDMC Annual Surface Water Report, Water Year 2022 Page 364 Watershed Map Granite Reef Wash - water year peaks 250 Discharge (cfs) 200 150 100 50 0 2005 2010 2015 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 365 2020 2025 WY2022 Events Date of Peak 11/22 12/9 12/15 12/24 12/29 1/1 2/23 3/29 6/26 7/17 7/28 8/4 8/12 8/21 9/10 Peak Gage Height 1.82 3.74 1.90 3.64 1.77 1.77 2.62 2.92 3.31 4.08 4.28 3.61 3.06 3.68 2.04 Hydrograph of peak WY 2022 flow event, 09/28/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 366 Peak Discharge (cfs) 9 29 9 28 8 8 16 19 24 34 37 28 21 28 11 Granite Reef Wash, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 2 3 4 3 5 6 7 8 9 2 10 3 3 11 1 12 3 13 14 15 3 16 17 3 18 4 19 20 21 3 1 22 1 1 23 3 5 24 13 2 25 1 5 26 3 27 3 28 5 29 2 --6 30 --31 ---------------------------------------------------------------------------------------TOTAL 0 4 23 2 6 6 0 0 11 12 10 5 MEAN 0 0 1 0 0 0 0 0 0 0 0 0 MAX 0 9 29 8 16 19 0 0 24 37 28 11 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 9 47 4 13 12 0 0 21 25 21 10 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 80 MEAN 0 MAX 37 MIN 0 AC_FT 160 FCDMC Annual Surface Water Report, Water Year 2022 Page 367 Greene Wash at SR 84, ID #64007 Site Data LOCATION On SR 84 between Stanfield and Casa Grande DRAINAGE AREA 1,729 mi2 STREAM TYPE Channelized Natural Stream JURISDICTION Pinal County, Arizona WATERSHED Santa Rosa SECTION/TOWNSHIP/RANGE S21 T6S R4E LATITUDE N 32° 52' 46.1" | +32.87948 LONGITUDE W 111° 56' 01.3" | -111.93369 ARIZONA STATE PLANE E 694764 | N 683676 USGS QUAD SHEET Stanfield 7.5-Minute STREAMGAGE INSTALLATION DATE 03/23/1994 - WY 1994 PERIOD OF AVAILABLE DATA RECORD 03/23/1994 - Current LENGTH OF AVAILABLE DATA RECORD 28.53 Years | 10,419 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.10 feet Gage Height STAFF GAGES 1 CREST STAGE GAGES 2 ZERO GAGE HEIGHT ELEVATION 1,295.416 feet NAVD88 POINT OF ZERO FLOW -3.8 feet Gage Height EXTREME FOR PERIOD OF RECORD 1,391 cfs | 3.67 feet | 08/02/2006 FCDMC Annual Surface Water Report, Water Year 2022 Page 368 Watershed Map FCDMC Annual Surface Water Report, Water Year 2022 Page 369 WY2022 Events Date of Peak Peak Gage Height None Hydrograph of peak WY 2022 flow event, No flow recorded during Water Year 2022. FCDMC Annual Surface Water Report, Water Year 2022 Page 370 Peak Discharge (cfs) Greene Wash at SR84, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 0 MEAN 0 MAX 0 MIN 0 AC_FT 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 371 Guadalupe Road Channel, ID #35707 Site Data LOCATION On Guadalupe Road between Power and Sossaman Roads DRAINAGE AREA 18.6 mi2 STREAM TYPE Engineered Channel JURISDICTION Mesa, Arizona WATERSHED Upper East Maricopa Floodway SECTION/TOWNSHIP/RANGE S06 T1S R7E LATITUDE N 33° 21' 54.8" | +33.36523 LONGITUDE W 111° 40' 34.4" | -111.67621 ARIZONA STATE PLANE E 773413 | N 860497 USGS QUAD SHEET Higley 7.5-Minute STREAMGAGE INSTALLATION DATE 08/07/1998 - WY 1998 PERIOD OF AVAILABLE DATA RECORD 08/07/1998 - Current LENGTH OF AVAILABLE DATA RECORD 24.15 Years | 8,821 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.50 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 1,345.022 feet NAVD88 POINT OF ZERO FLOW 0.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 940 cfs | 2.88 feet | 07/23/2002 FCDMC Annual Surface Water Report, Water Year 2022 Page 372 Watershed Map Discharge (cfs) Guadalupe Channel - water year peaks 1,000 900 800 700 600 500 400 300 200 100 0 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 373 2015 2020 2025 WY2022 Events Date of Peak 12/24 1/1 Peak Gage Height (feet) 0.96 1.02 Hydrograph of peak WY 2022 flow event, 12/24/2021 FCDMC Annual Surface Water Report, Water Year 2022 Page 374 Peak Discharge (cfs) 124 139 Guadalupe Road Channel, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 24 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 27 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 27 24 0 0 0 0 0 0 0 0 MEAN 0 0 1 1 0 0 0 0 0 0 0 0 MAX 0 0 124 139 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 54 48 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 51 MEAN 0 MAX 139 MIN 0 AC_FT 102 FCDMC Annual Surface Water Report, Water Year 2022 Page 375 Guadalupe FRS, ID #68207 Site Data LOCATION Located west of I-10 and south of Baseline Road DRAINAGE AREA 1.74 mi2 STREAM TYPE Dam of natural drainage JURISDICTION Phoenix, Arizona WATERSHED South Mountain SECTION/TOWNSHIP/RANGE S05 T1S R4E LATITUDE N 33° 22' 19.0" | +33.37194 LONGITUDE W 111° 58' 13.7" | -111.97047 ARIZONA STATE PLANE E 683575 | N 862864 USGS QUAD SHEET Guadalupe 7.5-Minute STREAMGAGE INSTALLATION DATE 06/29/1989 - WY 1989 PERIOD OF AVAILABLE DATA RECORD 06/29/1989 - Current LENGTH OF AVAILABLE DATA RECORD 33.26 Years | 12,147 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.26 feet Gage Height STAFF GAGES 1 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,251.38 feet NAVD88 POINT OF ZERO FLOW (CONTROLLED INLET) 0.64 feet Gage Height POINT OF ZERO FLOW (UNCONTROLLED INLET) 9.60 feet Gage Height SPILLWAY ELEVATION 24.62 feet Gage Height TOP OF DAM ELEVATION 32.14 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 376 Watershed Map FCDMC Annual Surface Water Report, Water Year 2022 Page 377 WY2022 Events Date of Peak Peak Gage Height (feet) None Hydrograph of peak 2022 impoundment event, No impoundments recorded in Water Year 2022. FCDMC Annual Surface Water Report, Water Year 2022 Page 378 Peak Volume (ac-ft) Percent Spillway Capacity Guadalupe FRS, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 0 MEAN 0 MAX 0 MIN 0 AC_FT 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 379 Guadalupe FRS, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 0 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 380 Guadalupe FRS, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 2 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 4 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 5 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 6 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 7 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 8 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 9 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 10 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 11 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 12 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 13 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 14 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 15 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 16 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 17 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 18 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 19 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 20 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 21 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 22 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 23 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 24 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 25 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 26 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 27 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 28 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 29 0.3 0.3 0.3 0.3 --0.3 0.3 0.3 0.3 0.3 0.3 0.3 30 0.3 0.3 0.3 0.3 --0.3 0.3 0.3 0.3 0.3 0.3 0.3 31 0.3 --0.3 0.3 --0.3 --0.3 --0.3 0.3 -------------------------------------------------------------------------------MEAN 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 MAX 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 MIN 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0.26 MAX 0.26 MIN 0.26 FCDMC Annual Surface Water Report, Water Year 2022 Page 381 Harquahala FRS, ID #26007 Site Data LOCATION Located northeast of I-10 and Salome Highway interchange DRAINAGE AREA 105.3 mi2 STREAM TYPE Dam of natural drainage JURISDICTION Maricopa County, Arizona WATERSHED Lower Centennial SECTION/TOWNSHIP/RANGE S05 T2N R8W LATITUDE N 33° 32' 55.3" | +33.54868 LONGITUDE W 113° 05' 51.8" | -113.09772 ARIZONA STATE PLANE E 340173 | N 929216 USGS QUAD SHEET Burnt Mountain 7.5-Minute STREAMGAGE INSTALLATION DATE 03/01/1994 - WY 1994 PERIOD OF AVAILABLE DATA RECORD 03/01/1994 - Current LENGTH OF AVAILABLE DATA RECORD 28.59 Years | 10,441 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.38 feet Gage Height STAFF GAGES 7 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,374.89 feet NAVD 1988 POINT OF ZERO FLOW (CONTROLLED) 0.57 feet Gage Height POINT OF ZERO FLOW (UNCONTROLLED) 14.50 feet Gage Height SPILLWAY ELEVATION 35.7 feet Gage Height TOP OF DAM ELEVATION 46.7 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 382 Watershed Map Volume (acre-feet) Harquahala FRS - water year peaks 500 450 400 350 300 250 200 150 100 50 0 1990 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 383 2015 2020 2025 WY2022 Events Date of Peak 12/24 7/16 7/25 8/12 8/20 Peak Gage Height (feet) 2.28 2.13 6.58 8.68 6.48 Peak Volume (ac-ft) 0.1 0.9 1.6 3.8 1.5 Hydrograph of peak WY 2022 impoundment event, 08/19/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 384 Percent Spillway Capacity 0.0 0.0 0.0 0.0 0.0 Harquahala FRS, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 --18 --19 --20 --21 --22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 0 MEAN 0 MAX 0 MIN 0 AC_FT 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 385 Harquahala FRS, volume data Volume, in acre feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 1 13 2 14 2 15 1 16 1 17 --1 18 --1 19 --20 --1 21 --1 22 1 23 1 24 1 25 1 26 1 1 27 28 29 --30 --31 ---------------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 1 0 MAX 0 0 0 0 0 0 0 0 0 2 4 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 4 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 386 Harquahala FRS, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 0.7 0.4 0.4 0.8 0.4 0.4 0.4 0.4 0.4 0.4 1.3 3.3 2 0.7 0.4 0.4 0.7 0.4 0.4 0.4 0.4 0.4 0.4 1.2 3.2 3 0.6 0.4 0.4 0.7 0.4 0.4 0.4 0.4 0.4 0.4 1.0 3.1 4 0.5 0.4 0.5 0.6 0.4 0.4 0.4 0.4 0.4 0.4 0.9 3.0 5 0.4 0.4 0.5 0.5 0.4 0.4 0.4 0.4 0.4 0.4 1.0 2.9 6 0.4 0.4 0.5 0.4 0.4 0.4 0.4 0.4 0.4 0.4 1.1 2.8 7 0.4 0.4 0.5 0.4 0.4 0.4 0.4 0.4 0.4 0.4 1.1 2.7 8 0.4 0.4 0.5 0.4 0.4 0.4 0.4 0.4 0.4 0.4 1.0 2.6 9 0.4 0.4 0.5 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.9 2.5 10 0.4 0.4 0.5 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.9 2.5 11 0.4 0.4 0.5 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.8 2.5 12 0.4 0.4 0.5 0.4 0.4 0.4 0.4 0.4 0.4 0.4 2.9 2.4 13 0.4 0.4 0.5 0.4 0.4 0.4 0.4 0.4 0.4 0.4 7.6 1.6 14 0.4 0.4 0.5 0.4 0.4 0.4 0.4 0.4 0.4 0.4 6.5 0.9 15 0.4 0.4 0.5 0.4 0.4 0.4 0.4 0.4 0.4 0.4 5.7 0.8 16 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.5 5.1 0.7 17 0.4 0.4 --0.4 0.4 0.4 0.4 0.4 0.4 2.1 4.6 0.5 18 0.4 0.4 --0.4 0.4 0.4 0.4 0.4 0.4 1.9 4.2 0.5 19 0.4 0.4 --0.4 0.4 0.4 0.4 0.4 0.4 1.9 4.0 0.6 20 0.4 0.4 --0.4 0.4 0.4 0.4 0.4 0.4 1.7 6.4 0.5 21 0.4 0.4 --0.4 0.4 0.4 0.4 0.4 0.4 1.6 5.6 0.7 22 0.4 0.4 0.5 0.4 0.4 0.4 0.4 0.4 0.4 1.6 5.1 0.5 23 0.4 0.4 0.5 0.4 0.4 0.4 0.4 0.4 0.4 1.5 4.8 0.4 24 0.4 0.4 1.2 0.4 0.4 0.4 0.4 0.4 0.4 1.4 4.6 0.5 25 0.4 0.4 1.8 0.4 0.4 0.4 0.4 0.4 0.4 2.4 4.4 0.5 26 0.4 0.4 1.6 0.4 0.4 0.4 0.4 0.4 0.4 3.5 4.1 0.5 27 0.4 0.4 1.3 0.4 0.4 0.4 0.4 0.4 0.4 1.6 3.9 0.4 28 0.4 0.4 1.2 0.4 0.4 0.4 0.4 0.4 0.4 1.4 3.8 0.4 29 0.4 0.4 1.1 0.4 --0.4 0.4 0.4 0.4 1.4 3.7 0.4 30 0.4 0.4 1.0 0.4 --0.4 0.4 0.4 0.4 1.4 3.5 0.4 31 0.4 --0.9 0.4 --0.4 --0.4 --1.4 3.5 -------------------------------------------------------------------------------MEAN 0.4 0.4 0.7 0.4 0.4 0.4 0.4 0.4 0.4 1.1 3.4 1.5 MAX 0.7 0.4 2.3 0.8 0.4 0.4 0.4 0.4 0.4 6.6 8.7 3.3 MIN 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.6 0.4 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0.81 MAX 8.68 MIN 0.38 FCDMC Annual Surface Water Report, Water Year 2022 Page 387 Hartman Wash, ID #51207 Site Data LOCATION About 3 miles west of Vulture Mine Road on US 60 DRAINAGE AREA 5.44 mi2 STREAM TYPE Natural Stream JURISDICTION Wickenburg, Arizona WATERSHED Lower Hassayampa SECTION/TOWNSHIP/RANGE S15 T7N R6W LATITUDE N 33° 57' 46.0" | +33.96277 LONGITUDE W 112° 49' 40.7" | -112.82798 ARIZONA STATE PLANE E 423672 | N 1079068 USGS QUAD SHEET Vulture Peak 7.5-Minute STREAMGAGE INSTALLATION DATE 07/06/1994 - WY 1994 PERIOD OF AVAILABLE DATA RECORD 07/06/1994 - Current LENGTH OF AVAILABLE DATA RECORD 28.24 Years | 10,314 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.00 feet Gage Height STAFF GAGES 1 CREST STAGE GAGES 3 ZERO GAGE HEIGHT ELEVATION 2,454.403 feet NAVD 1988 POINT OF ZERO FLOW -0.1 feet Gage Height EXTREME FOR PERIOD OF RECORD 3,400 cfs | 7.94 feet | 07/30/2005 FCDMC Annual Surface Water Report, Water Year 2022 Page 388 Watershed Map Hartman Wash - water year peaks 4,000 Discharge (cfs) 3,500 3,000 2,500 2,000 1,500 1,000 500 0 1990 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 389 2015 2020 2025 WY2022 Events Date of Peak Peak Gage Height (feet) Peak Discharge (cfs) 8/19 2.41 533 Hydrograph of peak WY 2022 flow event, 08/19/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 390 Hartman Wash, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 21 20 21 18 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 39 0 MEAN 0 0 0 0 0 0 0 0 0 0 1 0 MAX 0 0 0 0 0 0 0 0 0 0 533 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 76 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 39 MEAN 0 MAX 533 MIN 0 AC_FT 76 FCDMC Annual Surface Water Report, Water Year 2022 Page 391 Hassayampa River at Wagoner, ID #54307 Site Data LOCATION Located on the Wagoner Road bridge crossing of the Hassayampa River DRAINAGE AREA 78 mi2 STREAM TYPE Natural Stream JURISDICTION Yavapai County, Arizona WATERSHED Upper Hassayampa SECTION/TOWNSHIP/RANGE S09 T11N R3W LATITUDE N 34° 18' 36.5" | +34.31016 LONGITUDE W 112° 34' 07.6" | -112.56879 ARIZONA STATE PLANE E 503115 | N 1204868 USGS QUAD SHEET Walnut Grove 7.5-Minute STREAMGAGE INSTALLATION DATE 12/19/1983 - WY 1984 PERIOD OF AVAILABLE DATA RECORD 11/27/1991 - Current LENGTH OF AVAILABLE DATA RECORD 30.85 Years | 11,266 Days GAPS IN RECORD 09/25/2007 - 05/28/2008 STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 2.18 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 3,739.718 feet NAVD88 POINT OF ZERO FLOW -0.7 feet Gage Height EXTREME FOR PERIOD OF RECORD 5,068 cfs | 5.00 feet | 01/08/1993 FCDMC Annual Surface Water Report, Water Year 2022 Page 392 Watershed Map FCDMC Annual Surface Water Report, Water Year 2022 Page 393 WY2022 Events Date of Peak Peak Gage Height (feet) none Hydrograph of peak 2022 impoundment event, No impoundments recorded in Water Year 2022. FCDMC Annual Surface Water Report, Water Year 2022 Page 394 Peak Discharge (cfs) Hassayampa River at Wagoner, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 0 MEAN 0 MAX 0 MIN 0 AC_FT 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 395 Hassayampa River at Box Canyon, ID #53507 Site Data LOCATION Northeast of Wickenburg DRAINAGE AREA 416 mi2 STREAM TYPE Natural Stream JURISDICTION Yavapai County, Arizona WATERSHED Lower Hassayampa SECTION/TOWNSHIP/RANGE S07 T8N R4W LATITUDE N 34° 02' 42.3" | +34.04508 LONGITUDE W 112° 42' 36.5" | -112.71013 ARIZONA STATE PLANE E 459666 | N 1108690 USGS QUAD SHEET Sam Powell Peak 7.5-Minute STREAMGAGE INSTALLATION DATE 11/17/1983 - WY 1984 PERIOD OF AVAILABLE DATA RECORD 10/16/1991 - Current LENGTH OF AVAILABLE DATA RECORD 30.96 Years | 11,308 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 3.15 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 3 ZERO GAGE HEIGHT ELEVATION 2,238.01 feet NAVD88 POINT OF ZERO FLOW 2.8 feet Gage Height EXTREME FOR PERIOD OF RECORD 26,000 cfs | 18.90 feet | 01/21/2010 EXTREME OUTSIDE PERIOD OF RECORD 58,000 cfs | 34.6 feet | 09/05/1970 FCDMC Annual Surface Water Report, Water Year 2022 Page 396 Watershed Map Hassayampa River at Box Canyon - water year peaks 70,000 Discharge (cfs) 60,000 50,000 40,000 30,000 20,000 10,000 0 1925 1950 1975 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 397 2000 2025 WY2022 Events Date of Peak 7/30 8/9 8/19 8/21 8/23 8/27 9/2 Peak Gage Height (feet) 3.88 3.78 3.98 8.24 4.42 3.68 4.86 Hydrograph of peak WY 2022 flow event, 08/21/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 398 Peak Discharge (cfs) 103 82 127 4109 306 62 566 Hassayampa River at Box Canyon, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 1 24 3 1 25 4 1 5 6 7 8 9 3 10 11 12 13 14 15 16 1 17 18 19 1 20 21 263 22 10 23 10 24 12 25 26 4 27 28 29 --30 --3 31 ---------------------------------------------------------------------------------------TOTAL 4 0 1 0 0 0 0 0 0 7 298 50 MEAN 0 0 0 0 0 0 0 0 0 0 10 2 MAX 1 0 1 0 0 0 0 0 0 306 4109 566 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 8 0 1 0 0 0 0 0 0 13 592 98 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 359 MEAN 1 MAX 4109 MIN 0 AC_FT 712 FCDMC Annual Surface Water Report, Water Year 2022 Page 399 Hassayampa River at US60, ID #45707 Site Data LOCATION US 60 crossing of the Hassayampa River DRAINAGE AREA 709 mi2 STREAM TYPE Natural Stream JURISDICTION Wickenburg, Arizona WATERSHED Lower Hassayampa SECTION/TOWNSHIP/RANGE S12 T7N R5W LATITUDE N 33° 58' 13.2" | +33.97032 LONGITUDE W 112° 43' 37.3" | -112.72704 ARIZONA STATE PLANE E 454329 | N 1081573 USGS QUAD SHEET Wickenburg 7.5-Minute STREAMGAGE INSTALLATION DATE 03/14/1994 - WY 1994 PERIOD OF AVAILABLE DATA RECORD 03/14/1994 - 10/01/2010 LENGTH OF AVAILABLE DATA RECORD 28.55 Years | 10,428 Days GAPS IN RECORD 06/26/2009 - 04/13/2010 STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.60 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 2 ZERO GAGE HEIGHT ELEVATION 2,034.970 feet NAVD88 POINT OF ZERO FLOW 0.5 feet Gage Height EXTREME FOR PERIOD OF RECORD 16,089 cfs | 4.32 feet | 02/12/2005 EXTREME OUTSIDE PERIOD OF RECORD 52,000 cfs | 10.3 feet | 09/05/1970 FCDMC Annual Surface Water Report, Water Year 2022 Page 400 Watershed Map Hartman Wash - water year peaks 4,000 Discharge (cfs) 3,500 3,000 2,500 2,000 1,500 1,000 500 0 1990 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 401 2015 2020 2025 WY2022 Events Date of Peak 10/5 6/30 7/26 8/21 8/24 9/2 9/12 Peak Gage Height (feet) 0.90 1.02 1.42 2.97 1.40 1.64 1.49 Hydrograph of peak WY 2022 flow event, 08/21/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 402 Peak Discharge (cfs) 121 220 831 6145 792 1254 978 Hassayampa River at US60, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 68 3 40 4 5 4 6 7 8 9 10 11 12 95 13 14 15 16 17 18 19 20 21 805 22 523 23 24 12 127 25 26 13 27 28 29 --30 --21 31 ---------------------------------------------------------------------------------------TOTAL 4 0 12 0 0 0 0 0 21 13 1455 203 MEAN 0 0 0 0 0 0 0 0 1 0 47 7 MAX 121 0 24 1 0 0 0 0 220 831 6145 1254 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 8 0 25 1 0 0 0 0 42 26 2886 402 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 1709 MEAN 5 MAX 6145 MIN 0 AC_FT 3389 FCDMC Annual Surface Water Report, Water Year 2022 Page 403 Hassayampa River near Morristown, ID #45507 Site Data LOCATION Located about 6 miles south of Wickenburg DRAINAGE AREA 796 mi2 STREAM TYPE Natural Stream JURISDICTION Maricopa County, Arizona WATERSHED Lower Hassayampa SECTION/TOWNSHIP/RANGE S03 T6N R4W LATITUDE N 33° 53' 05.3" | +33.88481 LONGITUDE W 112° 39' 42.3" | -112.66174 ARIZONA STATE PLANE E 473891 | N 1050295 USGS QUAD SHEET Wickenburg 7.5-Minute STREAMGAGE INSTALLATION DATE 05/07/1996 - WY 1996 PERIOD OF AVAILABLE DATA RECORD 05/07/1996 - Current LENGTH OF AVAILABLE DATA RECORD 26.40 Years | 9,643 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 7.25 feet Gage Height STAFF GAGES 2 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,832.621 feet NAVD88 POINT OF ZERO FLOW 6.5 feet Gage Height near rigth bank EXTREME FOR PERIOD OF RECORD 16,900 cfs | 14.21 feet | 01/22/2010 EXTREME OUTSIDE PERIOD OF RECORD 47,500 cfs | 09/05/1970 FCDMC Annual Surface Water Report, Water Year 2022 Page 404 Watershed Map Hassayampa River near Morristown - water year peaks 18,000 16,000 Discharge (cfs) 14,000 12,000 10,000 8,000 6,000 4,000 2,000 0 1990 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 405 2015 2020 2025 WY2022 Events Date of Peak 7/27 7/30 8/9 8/14 8/21 9/3 9/21 Peak Gage Height (feet) 7.67 8.26 8.65 8.51 8.83 9.39 8.33 Hydrograph of peak WY 2022 flow event, 08/10/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 406 Peak Discharge (cfs) 100 375 690 568 869 1480 420 Hassayampa River near Morristown, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 18 2 112 3 237 4 59 5 10 6 7 8 --9 --43 10 --119 11 --72 12 --23 13 --14 --16 15 --79 16 --44 17 --15 18 --66 19 --50 20 73 21 192 20 22 265 23 148 24 57 25 10 26 27 7 28 --29 --30 --31 31 --------87 -------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 124 1291 439 MEAN 0 0 0 0 0 0 0 0 0 4 42 15 MAX 0 0 0 0 0 0 0 0 0 375 869 1480 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 247 2560 871 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 1854 MEAN 5 MAX 1480 MIN 0 AC_FT 3678 FCDMC Annual Surface Water Report, Water Year 2022 Page 407 Hassayampa River at I-10, ID #48007 Site Data LOCATION Located on the eastbound I-10 bridge DRAINAGE AREA 1,324 mi2 STREAM TYPE Natural Stream JURISDICTION Maricopa County, Arizona WATERSHED Lower Hassayampa SECTION/TOWNSHIP/RANGE S03 T1N R5W LATITUDE N 33° 27' 28.2" | +33.45782 LONGITUDE W 112° 45' 40.7" | -112.76139 ARIZONA STATE PLANE E 442398 | N 895153 USGS QUAD SHEET Wintersburg 7.5-Minute STREAMGAGE INSTALLATION DATE 11/09/1994 - WY 1995 PERIOD OF AVAILABLE DATA RECORD 11/09/1994 - Current LENGTH OF AVAILABLE DATA RECORD 27.89 Years | 10,188 Days GAPS IN RECORD 02/15/2011 - 01/30/2012 STAGE GAGE TYPE Transducer STAGE GAGE ELEVATION 1.10 feet Gage Height STAFF GAGES 1 CREST STAGE GAGES 2 ZERO GAGE HEIGHT ELEVATION 1,018.722 feet NAVD88 POINT OF ZERO FLOW 0.25 feet Gage Height EXTREME FOR PERIOD OF RECORD 27,000 cfs | 7.05 feet | 10/27/2000 FCDMC Annual Surface Water Report, Water Year 2022 Page 408 Watershed Map Hassayampa River at I-10 - water year peaks 30,000 Discharge (cfs) 25,000 20,000 15,000 10,000 5,000 0 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 409 2015 2020 2025 WY2022 Events Date of Peak 8/13 8/21 8/22 8/27 9/11 9/12 9/21 Peak Gage Height (feet) 3.11 2.29 2.79 3.70 2.02 2.25 2.05 Hydrograph of peak WY 2022 flow event, 07/25/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 410 Peak Discharge (cfs) 1233 521 862 3143 338 488 359 Hassayampa River at I-10, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 18 12 20 13 29 14 15 16 17 18 19 20 21 31 18 22 44 23 24 25 26 27 40 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 145 55 MEAN 0 0 0 0 0 0 0 0 0 0 5 2 MAX 0 0 0 0 0 0 0 0 0 0 1385 488 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 287 109 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 200 MEAN 1 MAX 1385 MIN 0 AC_FT 396 FCDMC Annual Surface Water Report, Water Year 2022 Page 411 Hesperus Dam, ID #79007 Site Data LOCATION East of Golden Eagle Boulevard off of Richwood Avenue DRAINAGE AREA 2.91 mi2 STREAM TYPE Dam of natural drainage JURISDICTION Fountain Hills, Arizona WATERSHED Lower Verde SECTION/TOWNSHIP/RANGE S04 T3N R6E LATITUDE N 33° 38' 11.8" | +33.63661 LONGITUDE W 111° 44' 47.6" | -111.74656 ARIZONA STATE PLANE E 751776 | N 959205 USGS QUAD SHEET Fort McDowell Dam 7.5-Minute STREAMGAGE INSTALLATION DATE 12/18/1996 - WY 1997 PERIOD OF AVAILABLE DATA RECORD 12/18/1996 - Current LENGTH OF AVAILABLE DATA RECORD 25.79 Years | 9,418 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.79 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,855.608 feet NAVD88 POINT OF ZERO FLOW 0.00 feet Gage Height SPILLWAY CREST ELEVATION 35.2 feet Gage Height TOP OF DAM ELEVATION 41.1 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 412 Watershed Map FCDMC Annual Surface Water Report, Water Year 2022 Page 413 WY2022 Events Date of Peak 8/9 8/12 8/19 Peak Gage Height (feet) 1.87 3.14 3.10 Peak Volume (ac-ft) 0.1 0.3 0.3 Hydrograph of peak 2022 impoundment event, 08/19/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 414 Percent Spillway Capacity 0.1 0.1 0.1 Hesperus Dam, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 1 10 11 12 2 13 14 15 16 17 18 19 5 20 6 21 22 23 24 25 26 27 28 29 --30 --3 31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 3 14 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 33 84 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 6 28 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 17 MEAN 0 MAX 84 MIN 0 AC_FT 34 FCDMC Annual Surface Water Report, Water Year 2022 Page 415 Hesperus Dam, volume data Volume, in acre feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 0 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 416 Hesperus Dam, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 2 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 3 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 4 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 5 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 6 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 7 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 9 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 10 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 11 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 12 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 13 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 14 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 15 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 16 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 17 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 18 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 19 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.9 0.8 20 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.9 0.8 21 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 22 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 23 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 24 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 25 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 26 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 27 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 28 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 29 0.8 0.8 0.8 0.8 --0.8 0.8 0.8 0.8 0.8 0.8 0.8 30 0.8 0.8 0.8 0.8 --0.8 0.8 0.8 0.8 0.8 0.8 0.8 31 0.8 --0.8 0.8 --0.8 --0.8 --0.8 0.8 -------------------------------------------------------------------------------MEAN 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 MAX 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 1.6 3.1 0.8 MIN 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0.79 MAX 3.14 MIN 0.79 FCDMC Annual Surface Water Report, Water Year 2022 Page 417 Indian Bend Wash at Sweetwater Avenue, ID #58307 Site Data LOCATION Near 36th Street and Sweetwater Ave DRAINAGE AREA 11.7 mi2 STREAM TYPE Channelized Stream JURISDICTION Phoenix, Arizona WATERSHED Middle Indian Bend SECTION/TOWNSHIP/RANGE S13 T3N R3E LATITUDE N 33° 36' 13.3" | +33.60369 LONGITUDE W 112° 00' 16.0" | -112.00445 ARIZONA STATE PLANE E 673266 | N 947189 USGS QUAD SHEET Sunnyslope 7.5-Minute STREAMGAGE INSTALLATION DATE 12/27/1990 - WY 1991 PERIOD OF AVAILABLE DATA RECORD 03/27/1992 - Current LENGTH OF AVAILABLE DATA RECORD 30.51 Years | 11,145 Days GAPS IN RECORD 04/27/1997 - 11/22/1998 STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.00 feet Gage Height STAFF GAGES 1 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 1,387.633 feet NAVD 1988 POINT OF ZERO FLOW 0.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 2,093 cfs | 4.90 feet | 08/02/2005 FCDMC Annual Surface Water Report, Water Year 2022 Page 418 Watershed Map Indian Bend Wash at Sweetwater Avenue - water year peaks 2,500 Discharge (cfs) 2,000 1,500 1,000 500 0 1990 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 419 2015 2020 2025 WY2022 Events Date of Peak 12/10 12/24 2/23 7/30 8/4 8/9 8/12 9/11 9/25 Peak Gage Height (feet) 0.59 1.32 0.48 4.30 2.00 0.59 2.15 2.44 0.49 Peak Discharge (cfs) 70 183 56 1338 299 70 324 375 58 Hydrograph of peak WY 2022 flow event, 08/12/2022 Flood Flow Frequency (NOTE: Results for the HEC-WRC analysis are based on very limited data.) FEMA FIS, Flood Flow Frequency 2,000 FCDMC Annual Surface Water Report, Water Year 2022 Page 420 3,500 6,000 Indian Bend Wash at Sweetwater Avenue, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 115 5 2 6 7 8 9 2 10 10 13 11 20 12 71 64 13 19 14 15 16 17 18 19 20 21 22 4 23 7 5 24 56 5 25 1 9 26 1 27 28 29 1 --30 --105 1 31 --------31 -------------------------------------------------------------------------------TOTAL 0 0 72 0 7 0 0 0 0 135 216 110 MEAN 0 0 2 0 0 0 0 0 0 4 7 4 MAX 0 0 183 0 56 0 0 0 0 1338 324 375 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 144 0 15 0 0 0 0 268 429 218 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 541 MEAN 1 MAX 1338 MIN 0 AC_FT 1073 FCDMC Annual Surface Water Report, Water Year 2022 Page 421 Indian Bend Wash at Shea Boulevard, ID #59507 Site Data LOCATION Near 52nd Street and Shea Boulevard DRAINAGE AREA 25.8 mi2 STREAM TYPE Channelized Natural Stream JURISDICTION Phoenix, Arizona WATERSHED Lower Indian Bend SECTION/TOWNSHIP/RANGE S29 T3N R4E LATITUDE N 33° 34' 53.2" | +33.58143 LONGITUDE W 111° 58' 06.3" | -111.96841 ARIZONA STATE PLANE E 684236 | N 939083 USGS QUAD SHEET Paradise Valley 7.5-Minute STREAMGAGE INSTALLATION DATE 06/09/1998 - WY 1998 PERIOD OF AVAILABLE DATA RECORD 06/09/1998 - Current LENGTH OF AVAILABLE DATA RECORD 24.31 Years | 8,880 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.35 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,344.26 feet NAVD88 POINT OF ZERO FLOW 0.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 5,616 cfs | 4.68 feet | 08/02/2005 FCDMC Annual Surface Water Report, Water Year 2022 Page 422 Watershed Map Indian Bend Wash at Shea Boulevard - water year peaks 6,000 Discharge (cfs) 5,000 4,000 3,000 2,000 1,000 0 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 423 2015 2020 2025 WY2022 Events Date of Peak 10/5 12/9 12/15 12/24 12/29 2/23 6/23 7/18 7/28 7/29 7/30 8/4 8/9 8/12 9/10 9/12 Peak Gage Height (feet) 0.75 1.13 0.88 1.55 0.88 1.03 1.23 1.03 0.90 0.95 3.00 2.05 0.78 2.92 1.20 1.50 Hydrograph of peak WY 2022 flow event, 07/30/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 424 Peak Discharge (cfs) 21 96 34 336 34 61 141 61 37 44 2000 900 23 1875 126 300 Indian Bend Wash at Shea Boulevard, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 260 5 2 3 6 7 8 9 5 3 10 39 30 11 15 12 281 117 13 48 1 14 19 15 7 16 17 18 7 19 20 21 22 23 31 10 24 127 4 1 25 27 26 1 27 28 1 4 29 1 15 --3 30 --201 31 --------63 -------------------------------------------------------------------------------TOTAL 2 1 222 0 35 0 0 0 11 278 614 163 MEAN 0 0 7 0 1 0 0 0 0 9 20 5 MAX 21 2 336 0 61 0 0 0 141 2000 1875 300 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 4 1 441 0 70 0 0 0 22 551 1217 323 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 1326 MEAN 4 MAX 2000 MIN 0 AC_FT 2630 FCDMC Annual Surface Water Report, Water Year 2022 Page 425 Indian Bend Wash near Indian Bend Road, ID #56307 Site Data LOCATION About 1/4 mile south of Indian Bend Road DRAINAGE AREA 88 mi2 via USGS Streamstats STREAM TYPE Channelized Natural Stream JURISDICTION Scottsdale, Arizona WATERSHED Lower Indian Bend SECTION/TOWNSHIP/RANGE S11 T2N R4E LATITUDE N 33° 32' 04.0" | +33.53444 LONGITUDE W 111° 54' 51.1" | -111.91422 ARIZONA STATE PLANE E 700748 | N 921983 USGS QUAD SHEET Paradise Valley 7.5-Minute STREAMGAGE INSTALLATION DATE 09/28/1983 - WY 1983 PERIOD OF AVAILABLE DATA RECORD 03/27/1992 - Current LENGTH OF AVAILABLE DATA RECORD 30.51 Years | 11,145 Days GAPS IN RECORD 09/28/1983 - 03/27/1992 | 07/07/1999 - 01/25/2000 STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION -0.15 feet Gage Height STAFF GAGES 2 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 1,267.550 feet NAVD88 POINT OF ZERO FLOW 0.2 feet Gage Height EXTREME FOR PERIOD OF RECORD 9,324 cfs | 5.85 feet | 07/24/1992 EXTREME OUTSIDE PERIOD OF RECORD 21,000 cfs | 06/22/1972 FCDMC Annual Surface Water Report, Water Year 2022 Page 426 Watershed Map Discharge (cfs) Indian Bend Wash near Indian Bend Road - water year peaks 10,000 9,000 8,000 7,000 6,000 5,000 4,000 3,000 2,000 1,000 0 1990 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 427 2015 2020 2025 WY2022 Events Date of Peak 12/24 8/4 8/12 8/21 Peak Gage Height (feet) 2.60 1.30 2.32 0.98 Hydrograph of peak WY 2022 flow event, 08/13/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 428 Peak Discharge (cfs) 91 19 137 13 Indian Bend Wash near Indian Bend Road, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 3 2 3 4 7 5 2 --8 6 6 7 3 8 9 10 5 11 12 21 13 33 14 14 15 7 16 5 17 4 18 --1 4 19 1 20 1 21 3 22 8 23 --6 24 14 2 25 19 26 8 --27 6 --28 1 --29 1 --30 5 --2 31 --5 -------------------------------------------------------------------------------------TOTAL 0 0 65 14 0 0 0 0 0 3 124 0 MEAN 0 0 2 0 0 0 0 0 0 0 4 0 MAX 0 0 91 7 0 0 0 0 0 8 137 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 128 27 0 0 0 0 0 6 246 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 205 MEAN 1 MAX 137 MIN 0 AC_FT 407 FCDMC Annual Surface Water Report, Water Year 2022 Page 429 Indian Bend Wash at McDonald Drive, ID #57207 Site Data LOCATION On McDonald Drive west of Hayden Road DRAINAGE AREA 91.1 mi2 STREAM TYPE Engineered Natural Stream JURISDICTION Scottsdale, Arizona WATERSHED Lower Indian Bend SECTION/TOWNSHIP/RANGE S11 T2N R4E LATITUDE N 33° 31' 26.7" | +33.52407 LONGITUDE W 111° 54' 35.8" | -111.90994 ARIZONA STATE PLANE E 702047 | N 918207 USGS QUAD SHEET Paradise Valley 7.5-Minute STREAMGAGE INSTALLATION DATE 11/24/1997 - WY 1998 PERIOD OF AVAILABLE DATA RECORD 11/24/1997 - Current LENGTH OF AVAILABLE DATA RECORD 24.85 Years | 9,077 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION -1.90 feet Gage Height STAFF GAGES 1 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 1,262.365 feet NAVD88 POINT OF ZERO FLOW -1.9 feet Gage Height EXTREME FOR PERIOD OF RECORD 3,482 cfs | 4.03 feet | 09/08/2014 FCDMC Annual Surface Water Report, Water Year 2022 Page 430 Watershed Map Indian Bend Wash at McDonald Drive - water year peaks 4,000 Discharge (cfs) 3,500 3,000 2,500 2,000 1,500 1,000 500 0 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 431 2015 2020 2025 WY2022 Events Date of Peak 12/9 12/25 7/30 8/4 8/12 Peak Gage Height (feet) -0.42 0.66 -1.03 0.21 4.00 Hydrograph of peak WY 2022 flow event, 08/13/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 432 Peak Discharge (cfs) 42 473 11 233 3397 Indian Bend Wash at McDonald Drive, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 29 2 2 3 4 78 5 70 6 4 7 8 9 1 10 14 11 12 527 13 372 14 163 15 58 16 19 17 23 18 --3 32 19 9 20 11 21 23 22 18 23 --16 24 105 13 25 243 5 26 80 --1 27 25 --28 12 29 10 --30 11 --1 31 --6 ------34 -------------------------------------------------------------------------------TOTAL 0 0 506 0 0 0 0 0 0 38 1473 0 MEAN 0 0 16 0 0 0 0 0 0 1 48 0 MAX 0 0 473 0 0 0 0 0 0 77 3397 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 1004 0 0 0 0 0 0 76 2921 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 2017 MEAN 6 MAX 3397 MIN 0 AC_FT 4000 FCDMC Annual Surface Water Report, Water Year 2022 Page 433 Indian Bend Wash at Indian School Road, ID #56507 Site Data LOCATION On Indian School Road west of Hayden Road DRAINAGE AREA 90 mi2 STREAM TYPE Improved Natural Stream JURISDICTION Scottsdale, Arizona WATERSHED Lower Indian Bend SECTION/TOWNSHIP/RANGE S23 T2N R4E LATITUDE N 33° 29' 42.2" | +33.49505 LONGITUDE W 111° 54' 40.5" | -111.91126 ARIZONA STATE PLANE E 701656 | N 907657 USGS QUAD SHEET Tempe 7.5-Minute STREAMGAGE INSTALLATION DATE 11/25/1997 - WY 1998 PERIOD OF AVAILABLE DATA RECORD 11/25/1997 - Current LENGTH OF AVAILABLE DATA RECORD 24.85 Years | 9,076 Days GAPS IN RECORD 11/30/2009 - 02/16/2010 STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.72 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 1,235.282 feet NAVD88 POINT OF ZERO FLOW 0.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 3,929 cfs | 5.76 feet | 07/23/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 434 Watershed Map Indian Bend Wash at Indian School Road - water year peaks 4,500 4,000 3,500 3,000 2,500 2,000 1,500 1,000 500 0 1995 2000 2005 FCDMC Annual Surface Water Report, Water Year 2022 Page 435 2010 2015 2020 2025 WY2022 Events Date of Peak 12/9 12/25 1/2 7/18 8/4 8/12 8/21 Peak Gage Height (feet) 0.96 1.61 1.04 1.39 1.79 5.76 1.61 Hydrograph of peak WY 2022 flow event, 07/23/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 436 Peak Discharge (cfs) 76 309 100 218 163 3929 309 Indian Bend Wash at Indian School Road, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 35 3 4 48 5 33 6 7 8 9 1 10 2 11 12 549 13 315 14 105 15 16 17 18 11 19 20 21 49 22 70 23 24 44 13 25 120 26 --27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 166 35 13 0 0 0 0 11 1170 0 MEAN 0 0 5 1 0 0 0 0 0 0 38 0 MAX 0 0 309 100 59 0 0 0 0 218 3929 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 330 69 25 0 0 0 0 22 2320 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 1395 MEAN 4 MAX 3929 MIN 0 AC_FT 2767 FCDMC Annual Surface Water Report, Water Year 2022 Page 437 Indian Bend Wash near McKellips Road, ID #55707 Site Data LOCATION About 1/3 mile south of McKellips Road DRAINAGE AREA 101 mi2 STREAM TYPE Channelized Natural Ephemeral Stream JURISDICTION Tempe, Arizona WATERSHED Lower Indian Bend SECTION/TOWNSHIP/RANGE S11 T1N R4E LATITUDE N 33° 26' 57.2" | +33.44923 LONGITUDE W 111° 54' 53.3" | -111.91482 ARIZONA STATE PLANE E 700564 | N 890974 USGS QUAD SHEET Tempe 7.5-Minute STREAMGAGE INSTALLATION DATE 05/21/1985 - WY 1985 PERIOD OF AVAILABLE DATA RECORD 11/10/1987 - Current LENGTH OF AVAILABLE DATA RECORD 34.89 Years | 12,744 Days GAPS IN RECORD 12/04/2022 – 12/28/2022 STAGE GAGE TYPE Gas Purge Bubbler STAGE GAGE ELEVATION 0.00 feet Gage Height STAFF GAGES 1 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 1,173.843 feet NAVD88 POINT OF ZERO FLOW 0.00 feet Gage Height EXTREME FOR PERIOD OF RECORD 5,841 cfs | 6.90 feet | 09/08/2014 FCDMC Annual Surface Water Report, Water Year 2022 Page 438 Watershed Map Indian Bend Wash near McKellips Road - water year peaks 7,000 Discharge (cfs) 6,000 5,000 4,000 3,000 2,000 1,000 0 1985 1990 1995 2000 2005 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 439 2010 2015 2020 2025 WY2022 Events Date of Peak 2/24 7/18 7/28 8/12 8/22 Peak Gage Height (feet) 0.38 1.24 0.55 4.01 1.11 Hydrograph of peak WY 2022 flow event, 07/13/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 440 Peak Discharge (cfs) 22 192 205 1868 153 Indian Bend Wash near McKellips Road, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 3 2 2 4 3 8 4 --6 5 --3 6 --3 7 --4 8 --4 9 --3 --10 --3 12 11 --3 25 12 --3 244 13 --3 705 14 --3 184 15 --2 57 16 --2 25 17 --2 4 18 --2 95 3 19 --2 54 12 20 --2 39 57 21 --2 13 71 22 --2 1 137 23 --1 2 1 102 24 --15 2 1 65 25 --5 2 4 21 26 --4 2 33 17 27 --3 2 16 17 28 --3 1 31 16 29 --34 13 30 --28 12 31 --------10 4 -------------------------------------------------------------------------------TOTAL 5 0 0 0 31 81 0 0 0 359 1803 0 MEAN 0 0 0 0 1 3 0 0 0 12 58 0 MAX 0 0 0 0 22 8 0 0 0 205 1868 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 9 0 0 0 62 160 0 0 0 713 3576 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 2279 MEAN 6 MAX 1868 MIN 0 AC_FT 4521 FCDMC Annual Surface Water Report, Water Year 2022 Page 441 Indian Bend Wash Interceptor Channel, ID #56807 Site Data LOCATION Between Pima and Hayden Roads north of the Arizona Canal DRAINAGE AREA 35 mi2 STREAM TYPE Engineered Channel JURISDICTION Scottsdale, Arizona WATERSHED Lower Indian Bend SECTION/TOWNSHIP/RANGE S12 T2N R4E LATITUDE N 33° 31' 59.4" | +33.53317 LONGITUDE W 111° 53' 52.4" | -111.89789 ARIZONA STATE PLANE E 705723 | N 921521 USGS QUAD SHEET Paradise Valley 7.5-Minute STREAMGAGE INSTALLATION DATE 04/21/1994 - WY 1994 PERIOD OF AVAILABLE DATA RECORD 04/21/1994 - Current LENGTH OF AVAILABLE DATA RECORD 28.45 Years | 10,390 Days GAPS IN RECORD 06/16/1999 - 01/11/2000 STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.00 feet Gage Height STAFF GAGES 1 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 1,271.457 feet NAVD88 POINT OF ZERO FLOW 0.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 1,590 cfs | 5.46 feet | 08/12/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 442 Watershed Map Indian Bend Wash Interceptor Channel - water year peaks 1,800 1,600 Discharge (cfs) 1,400 1,200 1,000 800 600 400 200 0 1990 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 443 2015 2020 2025 WY2022 Events Date of Peak Peak Gage Height (feet) Peak Discharge (cfs) 8/12 5.46 1590 Hydrograph of peak WY 2022 flow event, 08/12/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 444 Indian Bend Wash Interceptor Channel, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 129 13 1 14 15 16 17 18 --19 20 21 22 23 --24 3 25 1 26 --27 --28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 1 0 4 0 0 0 0 0 0 0 130 0 MEAN 0 0 0 0 0 0 0 0 0 0 4 0 MAX 2 0 11 0 0 0 0 0 0 0 1590 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 2 0 8 0 0 0 0 0 0 0 259 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 135 MEAN 0 MAX 1590 MIN 0 AC_FT 268 FCDMC Annual Surface Water Report, Water Year 2022 Page 445 Jackrabbit Wash, ID #45007 Site Data LOCATION Located near the intersection of Vulture Mine and Wickenburg Roads DRAINAGE AREA 136.4 mi2 STREAM TYPE Natural Stream JURISDICTION Maricopa County, Arizona WATERSHED Lower Hassayampa SECTION/TOWNSHIP/RANGE S04 T4N R6W LATITUDE N 33° 42' 55.6" | +33.71543 LONGITUDE W 112° 52' 54.4" | -112.88179 ARIZONA STATE PLANE E 406523 | N 989210 USGS QUAD SHEET Belmont Mountain 7.5-Minute STREAMGAGE INSTALLATION DATE 10/31/2000 - WY 2001 PERIOD OF AVAILABLE DATA RECORD 10/31/2000 - Current LENGTH OF AVAILABLE DATA RECORD 21.92 Years | 8,005 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 2.06 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 1,700.284 feet NAVD 1988 POINT OF ZERO FLOW 1.5 feet Gage Height EXTREME FOR PERIOD OF RECORD 6,933 cfs | 5.94 feet | 09/09/2014 EXTREME OUTSIDE PERIOD OF RECORD 32,400 cfs | 9.90 feet | 10/27/2000 FCDMC Annual Surface Water Report, Water Year 2022 Page 446 Watershed Map Jackrabbit Wash - water year peaks 35,000 Discharge (cfs) 30,000 25,000 20,000 15,000 10,000 5,000 0 2000 2005 2010 2015 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 447 2020 2025 WY2022 Events Date of Peak 8/10 8/12 8/19 8/23 8/27 9/21 Peak Gage Height (feet) 2.46 5.70 2.68 3.35 4.88 2.73 Hydrograph of peak WY 2022 flow event, 08/12/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 448 Peak Discharge (cfs) 369 6000 489 1034 3651 512 Jackrabbit Wash, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 278 14 13 14 15 16 17 18 19 17 20 21 17 22 23 47 24 10 25 26 27 220 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 571 32 MEAN 0 0 0 0 0 0 0 0 0 0 18 1 MAX 0 0 0 0 0 0 0 0 0 0 6000 512 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 1133 63 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 603 MEAN 2 MAX 6000 MIN 0 AC_FT 1196 FCDMC Annual Surface Water Report, Water Year 2022 Page 449 Lake Margherite, ID #59007 Site Data LOCATION On Hayden Road about 1/4 mile south of Via Linda DRAINAGE AREA 4.9 mi2 STREAM TYPE Engineered Channel JURISDICTION Scottsdale, Arizona WATERSHED Lower Indian Bend SECTION/TOWNSHIP/RANGE S36 T3N R4E LATITUDE N 33° 33' 49.2" | +33.56367 LONGITUDE W 111° 53' 59.0" | -111.89972 ARIZONA STATE PLANE E 705158 | N 932620 USGS QUAD SHEET Paradise Valley 7.5-Minute STREAMGAGE INSTALLATION DATE 11/24/1997 - WY 1998 PERIOD OF AVAILABLE DATA RECORD 11/24/1997 - Current LENGTH OF AVAILABLE DATA RECORD 24.85 Years | 9,077 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.80 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 1,320.796 feet NAVD88 POINT OF ZERO FLOW 0.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 500 cfs | 3.01 feet | 10/02/2018 FCDMC Annual Surface Water Report, Water Year 2022 Page 450 Watershed Map Lake Margherite - water year peaks 600 Discharge (cfs) 500 400 300 200 100 0 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 451 2015 2020 2025 WY2022 Events Date of Peak Peak Gage Height (feet) Peak Discharge (cfs) 8/12 2.12 435 Hydrograph of peak WY 2022 flow event, 07/23/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 452 Lake Margherite, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 9 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 9 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 435 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 19 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 9 MEAN 0 MAX 435 MIN 0 AC_FT 19 FCDMC Annual Surface Water Report, Water Year 2022 Page 453 Laveen Basin, ID #67807 Site Data LOCATION Located near 43rd Avenue and Southern Avenue DRAINAGE AREA Not Determined STREAM TYPE Flood control basin JURISDICTION Phoenix, Arizona WATERSHED South Mountain SECTION/TOWNSHIP/RANGE S34 T1N R2E LATITUDE N 33° 23' 25.2" | +33.39033 LONGITUDE W 112° 09' 02.6" | -112.15072 ARIZONA STATE PLANE E 628557 | N 869621 USGS QUAD SHEET Fowler 7.5-Minute STREAMGAGE INSTALLATION DATE 11/07/2006 - WY 2007 PERIOD OF AVAILABLE DATA RECORD 11/07/2006 - Current LENGTH OF AVAILABLE DATA RECORD 15.90 Years | 5,807 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.20 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,003.12 feet NAVD88 POINT OF ZERO FLOW 0.00 feet Gage Height SPILLWAY CREST ELEVATION 19.0 feet Gage Height TOP OF BASIN ELEVATION 20.4 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 454 Watershed Map Laveen Basin - water year peaks 140 Volume (acre-feet) 120 100 80 60 40 20 0 2005 2010 2015 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 455 2020 2025 WY2022 Events Date of Peak 12/10 12/25 6/27 7/17 7/31 8/10 8/22 9/9 9/14 Peak Gage Height (feet) 1.42 2.32 2.77 0.79 1.92 1.07 1.59 1.17 1.12 Peak Volume (ac-ft) 0.3 2.2 3.7 0.0 0.9 0.1 0.4 0.2 0.2 Hydrograph of peak 2022 impoundment event, 06/27/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 456 Percent Spillway Capacity 0.3 1.8 2.6 0.1 0.8 0.2 0.3 0.2 0.2 Laveen Basin, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 2 3 4 --5 --6 --7 --8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 4 25 7 26 2 2 27 8 28 4 29 --30 --31 --------5 -------------------------------------------------------------------------------TOTAL 0 0 12 0 0 0 0 0 15 6 2 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 8 0 0 0 0 0 9 6 2 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 24 0 0 0 0 0 29 11 5 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 35 MEAN 0 MAX 9 MIN 0 AC_FT 69 FCDMC Annual Surface Water Report, Water Year 2022 Page 457 Laveen Basin, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 --5 --6 --7 --8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 1 25 1 26 27 3 28 1 29 --30 --31 --------1 -------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 2 0 0 0 0 0 4 1 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 4 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 458 Laveen Basin, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 1.4 0.2 2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.5 0.2 3 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 4 0.2 0.2 --0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 5 0.3 0.2 --0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 6 0.2 0.2 --0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 7 0.2 0.2 --0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 8 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 9 0.2 0.2 0.3 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.7 0.2 10 0.2 0.2 1.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.9 0.2 11 0.2 0.2 1.0 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.7 0.2 12 0.2 0.2 0.5 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.6 0.8 13 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.3 1.0 14 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.9 15 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.7 16 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.5 17 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.4 18 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.3 0.3 0.3 19 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 1.3 0.2 20 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 1.3 0.2 21 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 1.2 0.2 22 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 1.3 0.2 23 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 1.0 0.2 24 0.2 0.2 1.3 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.8 0.2 25 0.2 0.2 2.1 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.6 0.2 26 0.2 0.2 1.4 0.2 0.2 0.2 0.2 0.2 0.7 0.2 0.4 0.2 27 0.2 0.2 0.3 0.2 0.2 0.2 0.2 0.2 2.5 0.2 0.2 0.2 28 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 1.9 0.2 0.2 0.2 29 0.2 0.2 0.2 0.2 --0.2 0.2 0.2 1.1 1.0 0.2 0.2 30 0.2 0.2 0.2 0.2 --0.2 0.2 0.2 0.3 0.8 0.2 0.2 31 0.2 --0.2 0.2 --0.2 --0.2 --1.8 0.2 -------------------------------------------------------------------------------MEAN 0.2 0.2 0.4 0.2 0.2 0.2 0.2 0.2 0.4 0.3 0.5 0.3 MAX 0.6 0.2 2.3 0.2 0.6 0.2 0.2 0.2 2.8 1.9 1.6 1.2 MIN 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0.28 MAX 2.77 MIN 0.20 FCDMC Annual Surface Water Report, Water Year 2022 Page 459 Magma FRS, ID #42307 Site Data LOCATION Located east of Hunt Highway along Arizona Farms Road DRAINAGE AREA 74.3 mi2 STREAM TYPE Dam of natural drainage JURISDICTION Florence, Arizona WATERSHED Gila / Queen Creek SECTION/TOWNSHIP/RANGE S35 T3S R9E LATITUDE N 33° 07' 11.2" | +33.11978 LONGITUDE W 111° 24' 08.9" | -111.40248 ARIZONA STATE PLANE E 857422 | N 771497 USGS QUAD SHEET Florence 7.5-Minute STREAMGAGE INSTALLATION DATE 11/15/2007 - WY 2008 PERIOD OF AVAILABLE DATA RECORD 11/15/2007 - Current Day LENGTH OF AVAILABLE DATA RECORD 14.88 Years | 5,434 Days GAPS IN RECORD 04/12/2012 - 11/03/2013 STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.80 feet Gage Height STAFF GAGES 1 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,601.40 feet NAVD88 POINT OF ZERO FLOW 1,601.40 feet NAVD88 SPILLWAY ELEVATION 1,624.60 feet NAVD88 TOP OF DAM ELEVATION 1,633.00 feet NAVD88 NORMAL DRAWDOWN RATE -0.25 feet per hour FCDMC Annual Surface Water Report, Water Year 2022 Page 460 Watershed Map FCDMC Annual Surface Water Report, Water Year 2022 Page 461 WY2022 Events Date of Peak Peak Gage Height (feet) Peak Volume (ac-ft) Percent Spillway Capacity 8/18 3.18 0.3 0.1 Hydrograph of peak 2022 impoundment event, 08/19/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 462 Magma FRS, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 5 20 21 4 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 9 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 18 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 17 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 9 MEAN 0 MAX 18 MIN 0 AC_FT 17 FCDMC Annual Surface Water Report, Water Year 2022 Page 463 Magma FRS, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 0 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 464 Magma FRS, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 2 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 3 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 4 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 5 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 6 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 7 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 8 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 9 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 10 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 11 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 12 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 13 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 14 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 15 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 16 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 17 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 18 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.2 0.1 19 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 1.6 0.1 20 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.9 0.1 21 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 1.5 0.1 22 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.4 0.1 23 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 24 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 25 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 26 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 27 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 28 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 29 0.1 0.2 0.1 0.1 --0.1 0.1 0.1 0.1 0.1 0.1 0.1 30 0.1 0.1 0.1 0.1 --0.1 0.1 0.1 0.1 0.1 0.1 0.1 31 0.1 --0.1 0.1 --0.1 --0.1 --0.1 0.1 -------------------------------------------------------------------------------MEAN 0.1 0.2 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.3 0.1 MAX 0.1 0.2 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 3.2 0.1 MIN 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0.16 MAX 3.18 MIN 0.15 FCDMC Annual Surface Water Report, Water Year 2022 Page 465 Martinez Creek, ID #49507 Site Data LOCATION About a mile northwest of the Scenic Loop Road and US 93 intersection DRAINAGE AREA 109 mi2 STREAM TYPE Natural Stream JURISDICTION Yavapai County, Arizona WATERSHED Lower Hassayampa SECTION/TOWNSHIP/RANGE S20 T8N R5W LATITUDE N 34° 01' 41.8" | +34.02828 LONGITUDE W 112° 47' 32.1" | -112.79224 ARIZONA STATE PLANE E 435098 | N 1103100 USGS QUAD SHEET Flores 7.5-Minute STREAMGAGE INSTALLATION DATE 11/23/1994 - WY 1995 PERIOD OF AVAILABLE DATA RECORD 11/23/1994 - Current LENGTH OF AVAILABLE DATA RECORD 27.86 Years | 10,174 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 2.80 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 2,305.963 feet NAVD88 POINT OF ZERO FLOW 0.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 10,562 cfs | 11.42 feet | 07/18/2015 FCDMC Annual Surface Water Report, Water Year 2022 Page 466 Watershed Map Martinez Creek - water year peaks 12,000 Discharge (cfs) 10,000 8,000 6,000 4,000 2,000 0 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 467 2015 2020 2025 WY2022 Events Date of Peak 8/21 9/2 Peak Gage Height (feet) 4.97 4.64 Hydrograph of peak WY 2022 flow event, 08/20/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 468 Peak Discharge (cfs) 700 517 Martinez Creek, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 8 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 2 18 19 13 20 12 21 27 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 54 8 MEAN 0 0 0 0 0 0 0 0 0 0 2 0 MAX 0 0 0 0 0 0 0 0 0 0 700 517 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 107 15 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 62 MEAN 0 MAX 700 MIN 0 AC_FT 123 FCDMC Annual Surface Water Report, Water Year 2022 Page 469 McDowell Mountain Road, ID #76007 Site Data LOCATION Located in the southeast part of McDowell Mountain Park DRAINAGE AREA 11.9 mi2 STREAM TYPE Natural Stream JURISDICTION Maricopa County, Arizona WATERSHED Lower Verde SECTION/TOWNSHIP/RANGE S26 T4N R6E LATITUDE N 33° 39' 24.1" | +33.65667 LONGITUDE W 111° 42' 22.8" | -111.70634 ARIZONA STATE PLANE E 763993 | N 966522 USGS QUAD SHEET McDowell Mountain 7.5-Minute STREAMGAGE INSTALLATION DATE 05/18/2004 - WY 2004 PERIOD OF AVAILABLE DATA RECORD 05/18/2004 - Current LENGTH OF AVAILABLE DATA RECORD 18.37 Years | 6,710 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.00 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 1,630.120 feet NAVD88 POINT OF ZERO FLOW 0.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 652 cfs | 1.77 feet | 07/23/2007 FCDMC Annual Surface Water Report, Water Year 2022 Page 470 Watershed Map FCDMC Annual Surface Water Report, Water Year 2022 Page 471 WY2022 Events Date of Peak Peak Gage Height (feet) None Hydrograph of peak WY 2022 flow event, No flow recorded during Water Year 2022. FCDMC Annual Surface Water Report, Water Year 2022 Page 472 Peak Discharge (cfs) McDowell Mountain Road, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 1 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 1 1 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 1 1 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 2 1 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 1 MEAN 0 MAX 1 MIN 0 AC_FT 3 FCDMC Annual Surface Water Report, Water Year 2022 Page 473 McMicken Dam at Bell Road, ID #71507 Site Data LOCATION Located on the south side of McMicken Dam at Bell Road DRAINAGE AREA 242.2 mi2 at outlet gage STREAM TYPE Dam Pool Pass-through JURISDICTION Surprise, Arizona WATERSHED Trilby SECTION/TOWNSHIP/RANGE S03 T3N R2W LATITUDE N 33° 38' 17.6" | +33.63823 LONGITUDE W 112° 27' 41.1" | -112.46141 ARIZONA STATE PLANE E 534216 | N 960172 USGS QUAD SHEET McMicken Dam 7.5-Minute STREAMGAGE INSTALLATION DATE 03/04/2009 - WY 2009 PERIOD OF AVAILABLE DATA RECORD 03/04/2009 - Current LENGTH OF AVAILABLE DATA RECORD 13.58 Years | 4,959 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.35 feet Gage Height STAFF GAGES None CREST STAGE GAGES None ZERO GAGE HEIGHT ELEVATION 1,335.681 feet NAVD88 POINT OF ZERO FLOW 0.00 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 474 Watershed Map McMicken Dam at Bell Road - water year peaks 900 800 Discharge (cfs) 700 600 500 400 300 200 100 0 2005 2010 2015 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 475 2020 2025 WY2022 Events Date of Peak 8/7 8/10 8/20 Peak Gage Height 1.16 2.15 0.91 FCDMC Annual Surface Water Report, Water Year 2022 Page 476 Peak Discharge (cfs) 77 198 54 McMicken Dam at Bell Road, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 18 8 5 9 10 67 11 74 12 22 13 14 15 16 17 18 19 20 6 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 192 0 MEAN 0 0 0 0 0 0 0 0 0 0 6 0 MAX 0 0 0 0 0 0 0 0 0 0 198 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 381 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 192 MEAN 1 MAX 198 MIN 0 AC_FT 381 FCDMC Annual Surface Water Report, Water Year 2022 Page 477 McMicken Dam, ID #71707 Site Data LOCATION Gage is located about 3 miles north of Bell Road DRAINAGE AREA 242.2 mi2 STREAM TYPE Dam of natural drainage JURISDICTION Surprise, Arizona WATERSHED Trilby SECTION/TOWNSHIP/RANGE S24 T4N R2W LATITUDE N 33° 40' 37.2" | +33.67699 LONGITUDE W 112° 25' 24.3" | -112.42342 ARIZONA STATE PLANE E 545820 | N 974232 USGS QUAD SHEET McMicken Dam 7.5-Minute STREAMGAGE INSTALLATION DATE 03/20/1983 - WY 1983 PERIOD OF AVAILABLE DATA RECORD 02/18/1988 - Current LENGTH OF AVAILABLE DATA RECORD 34.62 Years | 12,644 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 1.60 feet Gage Height STAFF GAGES 5 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,336.00 feet NAVD88 POINT OF ZERO FLOW 0.00 feet Gage Height EMERGENCY SPILLWAY CREST ELEVATION 19.25 feet Gage Height TOP OF DAM ELEVATION 25.8 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 478 Watershed Map McMicken Dam - water year peaks 3,000 Volume (acre-feet) 2,500 2,000 1,500 1,000 500 0 1985 1990 1995 2000 2005 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 479 2010 2015 2020 2025 WY2022 Events Date of Peak Peak Gage Height (feet) Peak Volume (ac-ft) No impoundments Hydrograph of peak 2022 impoundment event There were no impoundments recorded in Water Year 2022. FCDMC Annual Surface Water Report, Water Year 2022 Page 480 Percent Spillway Capacity McMicken Dam, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 --29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 0 MEAN 0 MAX 0 MIN 0 AC_FT 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 481 McMicken Dam, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 --29 --30 --31 ---------------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 0 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 482 McMicken Dam, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 2 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 3 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 4 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 5 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 7 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 8 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 9 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 10 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 11 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 12 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 13 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 14 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 15 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 16 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 17 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 18 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 19 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 20 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 21 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 22 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 23 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 24 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 25 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 26 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 27 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 28 1.6 1.6 1.6 1.6 --1.6 1.6 1.6 1.6 1.6 1.6 1.6 29 1.6 1.6 1.6 1.6 --1.6 1.6 1.6 1.6 1.6 1.6 1.6 30 1.6 1.6 1.6 1.6 --1.6 1.6 1.6 1.6 1.6 1.6 1.6 31 1.6 --1.6 1.6 --1.6 --1.6 --1.6 1.6 -------------------------------------------------------------------------------MEAN 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 MAX 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 MIN 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 -----------------------------------------------------------------------------WTR YR 2022 MEAN 1.60 MAX 1.65 MIN 1.60 FCDMC Annual Surface Water Report, Water Year 2022 Page 483 McMicken Floodway, ID #71307 Site Data LOCATION Near the intersection of 163rd and Grand Avenues DRAINAGE AREA 243.2 mi2 STREAM TYPE Engineered Channel JURISDICTION Surprise, Arizona WATERSHED Trilby SECTION/TOWNSHIP/RANGE S18 T4N R1W LATITUDE N 33° 41' 07.2" | +33.68532 LONGITUDE W 112° 24' 31.1" | -112.40864 ARIZONA STATE PLANE E 550347 | N 977232 USGS QUAD SHEET McMicken Dam 7.5-Minute STREAMGAGE INSTALLATION DATE 05/19/1992 - WY 1992 PERIOD OF AVAILABLE DATA RECORD 05/19/1992 - Current LENGTH OF AVAILABLE DATA RECORD 30.37 Years | 11,092 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.15 feet Gage Height STAFF GAGES 6 CREST STAGE GAGES 2 ZERO GAGE HEIGHT ELEVATION 1,325.070 feet NAVD88 POINT OF ZERO FLOW 0.15 feet Gage Height EXTREME FOR PERIOD OF RECORD 1,110 cfs | 4.98 feet | 09/08/2014 FCDMC Annual Surface Water Report, Water Year 2022 Page 484 Watershed Map McMicken Floodway - water year peaks 1,200 Discharge (cfs) 1,000 800 600 400 200 0 1990 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 485 2015 2020 2025 WY2022 Events Date of Peak 12/24 12/27 8/7 Peak Gage Height 0.92 1.35 0.63 Hydrograph of peak WY 2022 flow event, 07/28/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 486 Peak Discharge (cfs) 7 41 1 McMicken Floodway, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 3 25 2 26 27 13 28 18 29 3 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 40 0 0 0 0 0 0 0 0 0 MEAN 0 0 1 0 0 0 0 0 0 0 0 0 MAX 0 0 41 0 0 0 0 0 0 0 1 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 79 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 40 MEAN 0 MAX 41 MIN 0 AC_FT 80 FCDMC Annual Surface Water Report, Water Year 2022 Page 487 Mineral Canyon Basin, ID #68807 Site Data LOCATION In South Mountain Park near Central Avenue and Mineral Road DRAINAGE AREA 3.46 mi2 STREAM TYPE Flood control basin on natural stream JURISDICTION Phoenix, Arizona WATERSHED South Mountain SECTION/TOWNSHIP/RANGE S08 T1S R3E LATITUDE N 33° 21' 20.9" | +33.35580 LONGITUDE W 112° 04' 13.8" | -112.07051 ARIZONA STATE PLANE E 653025 | N 857020 USGS QUAD SHEET Lone Butte 7.5-Minute STREAMGAGE INSTALLATION DATE 09/10/2015 - WY 2015 PERIOD OF AVAILABLE DATA RECORD 09/10/2015 - Current LENGTH OF AVAILABLE DATA RECORD 7.06 Years | 2,578 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 2.00 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,294.00 feet NAVD88 POINT OF ZERO FLOW 7.82 feet Gage Height SPILLWAY CREST ELEVATION No identified spillway TOP OF BASIN ELEVATION 28.0 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 488 Watershed Map FCDMC Annual Surface Water Report, Water Year 2022 Page 489 WY2022 Events Date of Peak Peak Gage Height (feet) Peak Volume (ac-ft) None Hydrograph of peak WY 2022 impoundment event, No impoundment recorded during Water Year 2022. FCDMC Annual Surface Water Report, Water Year 2022 Page 490 Percent Spillway Capacity Mineral Canyon Basin, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 0 MEAN 0 MAX 0 MIN 0 AC_FT 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 491 Mineral Canyon Basin, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 0 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 492 Mineral Canyon Basin, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 3 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 4 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 5 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 6 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 7 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 8 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 9 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 10 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 11 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 12 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 13 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 14 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 15 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 16 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 17 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 18 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 19 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 20 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 21 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 22 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 23 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 24 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 25 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 26 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 27 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 28 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 29 2.0 2.0 2.0 2.0 --2.0 2.0 2.0 2.0 2.0 2.0 2.0 30 2.0 2.0 2.0 2.0 --2.0 2.0 2.0 2.0 2.0 2.0 2.0 31 2.0 --2.0 2.0 --2.0 --2.0 --2.0 2.0 -------------------------------------------------------------------------------MEAN 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 MAX 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 MIN 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 2.00 MAX 2.00 MIN 2.00 FCDMC Annual Surface Water Report, Water Year 2022 Page 493 New River Fire, ID #62707 Site Data LOCATION North of Table Mesa Road about 4 miles east of I-17 DRAINAGE AREA 64.3 mi2 STREAM TYPE Natural Stream JURISDICTION Maricopa County, Arizona WATERSHED Upper New River SECTION/TOWNSHIP/RANGE S04 T7N R3E LATITUDE N 33° 58' 33.1" | +33.97585 LONGITUDE W 112° 03' 38.3" | -112.06063 ARIZONA STATE PLANE E 656360 | N 1082640 USGS QUAD SHEET Daisy Mountain 7.5-Minute STREAMGAGE INSTALLATION DATE 07/18/2005 - WY 2005 PERIOD OF AVAILABLE DATA RECORD 07/20/2005 - Current LENGTH OF AVAILABLE DATA RECORD 17.20 Years | 6,282 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 1.20 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 2,469.094 feet NAVD88 POINT OF ZERO FLOW 0.0 feet Gage Height (estimated) EXTREME FOR PERIOD OF RECORD 32,584 cfs | 11.0 feet | 08/19/2014 FCDMC Annual Surface Water Report, Water Year 2022 Page 494 Watershed Map FCDMC Annual Surface Water Report, Water Year 2022 Page 495 WY2022 Events Date of Peak Peak Gage Height (feet) None Hydrograph of peak WY 2022 flow event, No flow recorded during Water Year 2022. Flood Flow Frequency Flood Flow Frequency FEMA Flood Insurance Study (at USGS gage, 3 miles downstream) 100-year 34,500 FCDMC Annual Surface Water Report, Water Year 2022 Page 496 Peak Volume (ac-ft) Percent Spillway Capacity New River Fire, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 --24 --25 --26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 0 MEAN 0 MAX 0 MIN 0 AC_FT 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 497 New River @ Loop 303, ID #62213 Site Data LOCATION On the westbound Loop 303 bridge DRAINAGE AREA 122.2 mi2 STREAM TYPE Natural Stream JURISDICTION Peoria, Arizona WATERSHED Upper New River SECTION/TOWNSHIP/RANGE S14 T5N R1E LATITUDE N 33° 38' 16.6" | +33.63795 LONGITUDE W 112° 14' 22.5" | -112.23959 ARIZONA STATE PLANE E 606540 | N 1011220 USGS QUAD SHEET Biscuit Flat 7.5-Minute STREAMGAGE INSTALLATION DATE 12/12/2019 - WY 2020 PERIOD OF AVAILABLE DATA RECORD 12/12/2019 - Current LENGTH OF AVAILABLE DATA RECORD 2.80 Years | 1,024 Days GAPS IN RECORD None STAGE GAGE TYPE RADAR STAGE GAGE ELEVATION 23.76 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 1,490.000 feet NAVD88 POINT OF ZERO FLOW 0.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 5,483 cfs | 5.46 feet | 07/23/2021 EXTREME OUTSIDE PERIOD OF RECORD 46,000 cfs | 08/19/2014 FCDMC Annual Surface Water Report, Water Year 2022 Page 498 Watershed Map Cr n ee tto k od C re ek Li t t qu aw tt Li ee o ny Ca r th r ee No h ay C ek W Y Yavapai avapaiCounty County ag eM C re as eM D ry k Se ve n or k C re C r ee k ty er C re e k W W il ee k Cr as e W as Sk h un k W an ach Ca ve Cr Ap as h l W a Can eir sley W a rd R Gra pe v i n ek FCDMC Annual Surface Water Report, Water Year 2022 Page 499 ee k in g k Blue W ash eW a G al l o w ay W De ad m A gu a F r i a Be sh Wa gs rin a sh W C re a s r h ve Ne w Ri Ri ve r lo w as h Sp nw e Ci Rod g ow n tto oo d sh ek od Sp r Camp Cre e ys F a sh b ug n wo Co Mo r ga at t sW M um tt o eC ek Li ttl r H Co im re nC gi ld e r k k se Hor ek Cr e le L eC Bou re e ee ek le C ek r ee Cr te r Cre d Tu hC s tl e Bit oo ek Cre ee k en c Cr Ca w re to n Co t C ow C k Re d ek Fr or n Cre le S eek k h Bu ck h ee k Cr Lim As Cr re e k e Co Sl a t wo h WY2022 Events Date of Peak Peak Gage Height (feet) None Hydrograph of peak WY 2022 flow event, No flow recorded during Water Year 2022. FCDMC Annual Surface Water Report, Water Year 2022 Page 500 Peak Discharge (cfs) New River at SR303L, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 --12 13 14 15 16 17 18 19 --20 21 22 23 24 25 26 27 28 --29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 0 MEAN 0 MAX 0 MIN 0 AC_FT 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 501 New River Dam Pool, ID #62017 Site Data LOCATION Near 75th Avenue north of Jomax Road DRAINAGE AREA 171 mi2 STREAM TYPE Dam of natural drainage JURISDICTION Peoria, Arizona WATERSHED Upper New River SECTION/TOWNSHIP/RANGE S35 T5N R1E LATITUDE N 33° 44' 09.1" | +33.73585 LONGITUDE W 112° 13' 31.8" | -112.22550 ARIZONA STATE PLANE E 606115 | N 995412 USGS QUAD SHEET Hedgpeth Hills 7.5-Minute STREAMGAGE INSTALLATION DATE 04/15/1986 - WY 1986 PERIOD OF AVAILABLE DATA RECORD 08/30/1988 - Current LENGTH OF AVAILABLE DATA RECORD 34.09 Years | 12,423 Days GAPS IN RECORD None STAGE GAGE TYPE Non-submersible Transducer STAGE GAGE ELEVATION 2.85 feet Gage Height STAFF GAGES 21 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,391.50 feet NAVD88 POINT OF ZERO FLOW 0.00 feet Gage Height STANDARD PROJECT FLOOD 49,300 acre-feet / 45,000 cfs inflow / 2,665 cfs outflow PROBABLE MAXIMUM FLOOD 105,000 acre-feet / 144,000 cfs inflow / 30,000 cfs outflow SPILLWAY ELEVATION 67.0 feet Gage Height TOP OF DAM ELEVATION 98.0 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 502 Watershed Map FCDMC Annual Surface Water Report, Water Year 2022 Page 503 WY2022 Events Date of Peak Peak Gage Height (feet) Peak Volume (ac-ft) Hydrograph of peak WY 2022 impoundment event, No impoundment recorded during Water Year 2022. FCDMC Annual Surface Water Report, Water Year 2022 Page 504 Percent Spillway Capacity New River Dam Pool, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 0 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 505 New River Dam Pool, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 3 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 4 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 5 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 6 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 7 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 8 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 10 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 11 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 12 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 13 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 14 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 15 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 16 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 17 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 18 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 19 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 20 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 21 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 22 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 23 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 24 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 25 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 26 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 27 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 28 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 29 2.9 2.9 2.9 2.9 --2.9 2.9 2.9 2.9 2.9 2.9 2.9 30 2.9 2.9 2.9 2.9 --2.9 2.9 2.9 2.9 2.9 2.9 2.9 31 2.9 --2.9 2.9 --2.9 --2.9 --2.9 2.9 -------------------------------------------------------------------------------MEAN 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 MAX 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 MIN 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 -----------------------------------------------------------------------------WTR YR 2022 MEAN 2.88 MAX 2.88 MIN 2.88 FCDMC Annual Surface Water Report, Water Year 2022 Page 506 New River Dam Outlet, ID #62007 Site Data LOCATION Near 75th Avenue north of Jomax Road DRAINAGE AREA 171 mi2 STREAM TYPE Engineered Channel JURISDICTION Peoria, Arizona WATERSHED Lower New River SECTION/TOWNSHIP/RANGE S35 T5N R1E LATITUDE N 33° 44' 09.1" | +33.73585 LONGITUDE W 112° 13' 31.8" | -112.22550 ARIZONA STATE PLANE E 606115 | N 995412 USGS QUAD SHEET Hedgpeth Hills 7.5-Minute STREAMGAGE INSTALLATION DATE 04/15/1986 - WY 1986 PERIOD OF AVAILABLE DATA RECORD 08/30/1988 - Current LENGTH OF AVAILABLE DATA RECORD 34.09 Years | 12,450 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.68 feet Gage Height STAFF GAGES 1 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,378.147 feet NAVD88 POINT OF ZERO FLOW 0.2 feet Gage Height EXTREME FOR PERIOD OF RECORD* 1,570 cfs | 9.36 feet | 02/15/1995 *Extreme for period of record did not occur on the date of maximum pool stage (01/08/1993) because the gage may have failed and no data are available at this gage on that date. FCDMC Annual Surface Water Report, Water Year 2022 Page 507 Watershed Map FCDMC Annual Surface Water Report, Water Year 2022 Page 508 WY2022 Events Date of Peak Peak Gage Height None Hydrograph of peak WY 2022 flow event, No flow recorded during Water Year 2022. FCDMC Annual Surface Water Report, Water Year 2022 Page 509 Peak Discharge (cfs) New River Dam Outlet, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 0 MEAN 0 MAX 0 MIN 0 AC_FT 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 510 New River at Bell Road, ID #61707 Site Data LOCATION On Bell Road west of Loop 101 DRAINAGE AREA 185 mi2 STREAM TYPE Channelized Natural Stream JURISDICTION Peoria, Arizona WATERSHED Lower New River SECTION/TOWNSHIP/RANGE S03 T3N R1E LATITUDE N 33° 38' 16.6" | +33.63795 LONGITUDE W 112° 14' 22.5" | -112.23959 ARIZONA STATE PLANE E 601728 | N 959805 USGS QUAD SHEET Hedgpeth Hills 7.5-Minute STREAMGAGE INSTALLATION DATE 04/04/1990 - WY 1990 PERIOD OF AVAILABLE DATA RECORD 04/04/1990 - Current LENGTH OF AVAILABLE DATA RECORD 32.49 Years | 11,868 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.30 feet Gage Height STAFF GAGES 2 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 1,192.113 feet NAVD88 POINT OF ZERO FLOW -0.1 feet Gage Height EXTREME FOR PERIOD OF RECORD 4,005 cfs | 5.77 feet | 09/03/1990 EXTREME OUTSIDE PERIOD OF RECORD 14,600 cfs | 12/19/1967 FCDMC Annual Surface Water Report, Water Year 2022 Page 511 Watershed Map FCDMC Annual Surface Water Report, Water Year 2022 Page 512 WY2022 Events Date of Peak Peak Gage Height None Hydrograph of peak WY 2022 flow event, No flow recorded during Water Year 2022. FCDMC Annual Surface Water Report, Water Year 2022 Page 513 Peak Discharge (cfs) New River at Bell Road, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 0 MEAN 0 MAX 105 MIN 0 AC_FT 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 514 New River at Glendale Avenue, ID #61507 (transducer), #61513 (radar) Site Data LOCATION West of 99th Avenue on Glendale Avenue DRAINAGE AREA 600 mi2 STREAM TYPE Channelized Natural Stream JURISDICTION Glendale, Arizona WATERSHED Lower New River SECTION/TOWNSHIP/RANGE S05 T2N R1E LATITUDE N 33° 32' 11.8" | +33.53661 LONGITUDE W 112° 16' 53.3" | -112.28146 ARIZONA STATE PLANE E 588614 | N 922979 USGS QUAD SHEET El Mirage 7.5-Minute STREAMGAGE INSTALLATION DATE 03/21/1990 - WY 1990 PERIOD OF AVAILABLE DATA RECORD (RADAR) 03/03/2016 - Current PERIOD OF AVAILABLE DATA RECORD (TRANSDUCER) 03/21/1990 - Current LENGTH OF AVAILABLE TRANSDUCER DATA RECORD 32.53 Years | 11,882 Days GAPS IN RECORD 08/23/2006 - 03/07/2007 STAGE GAGE TYPE Pressure Transducer TRANSDUCER GAGE ELEVATION 2.50 feet Gage Height STAGE GAGE TYPE RADAR Sensor RADAR GAGE ELEVATION 20.75 feet Gage Height STAFF GAGES 1 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 1,045.843 feet NAVD88 POINT OF ZERO FLOW 0.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 10,266 cfs | 2.90 feet | 02/10/1993 EXTREME OUTSIDE PERIOD OF RECORD 38,000 cfs | 08/1943 FCDMC Annual Surface Water Report, Water Year 2022 Page 515 Watershed Map FCDMC Annual Surface Water Report, Water Year 2022 Page 516 WY2022 Events PT Date of Peak Peak Gage Height (feet) Peak Discharge (cfs) Peak Gage Height (feet) 3.76 3.84 1.27 1.22 1.90 Peak Discharge (cfs) 1624 1748 75 68 161 None WY2022 Events Radar Date of Peak 7/31 8/4 8/21 8/24 9/12 Hydrograph of peak WY 2022 flow event, No flow recorded during Water Year 2022. FCDMC Annual Surface Water Report, Water Year 2022 Page 517 New River at Glendale Avenue (#61513), runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 11 9 9 13 19 16 21 13 13 49 46 18 2 11 9 9 10 20 16 23 14 16 27 21 23 3 14 9 11 12 22 18 18 11 16 10 16 20 4 12 9 9 12 24 21 15 10 16 13 375 21 5 14 9 14 12 19 21 13 14 15 34 72 18 6 13 9 12 12 16 20 14 16 16 72 30 15 7 12 9 11 14 15 18 14 16 18 67 16 17 8 13 9 12 13 16 16 14 18 20 80 13 17 9 13 9 17 12 20 16 19 16 20 83 27 24 10 15 9 48 11 29 17 17 17 22 80 26 48 11 14 9 20 14 30 18 16 18 20 79 17 24 12 11 9 13 12 36 19 15 19 25 65 18 103 13 10 9 13 8 35 25 17 18 --39 16 57 14 10 9 12 11 23 27 16 19 --42 21 17 15 11 9 13 9 24 22 16 16 --73 16 15 16 11 9 13 10 30 19 19 16 --64 15 17 17 11 9 16 7 38 21 18 17 --66 16 22 18 13 9 16 7 36 27 15 14 --66 18 22 19 11 9 14 12 36 24 11 16 --48 84 22 20 11 9 13 12 28 24 17 15 --42 58 20 21 11 9 14 12 28 25 15 15 --53 69 48 22 12 9 14 13 32 26 10 14 --46 15 36 23 13 9 12 13 46 26 13 12 --32 15 15 24 13 9 145 13 51 21 13 11 --34 38 14 25 11 9 137 14 20 22 14 14 --17 22 17 26 11 9 29 19 17 25 14 15 --158 17 18 27 12 9 14 22 17 20 14 12 --34 25 15 28 9 14 22 17 21 17 11 33 22 19 15 29 9 9 70 21 --19 16 14 27 25 19 15 30 9 9 24 16 --18 16 11 35 18 20 15 31 9 --14 18 --17 --12 --284 20 -------------------------------------------------------------------------------TOTAL ------------------------MEAN 12 9 25 13 27 21 16 15 26 59 39 25 MAX ------------------------MIN ------------------------AC_FT -----------------------------------------------------------------------------------------------------WTR YR 2022 TOTAL --- MEAN 24 MAX --- MIN --- AC_FT --NOTE: There is almost always a base flow at this location due to irrigation tail water. FCDMC Annual Surface Water Report, Water Year 2022 Page 518 New River at Glendale Avenue (#61507), runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 --14 --15 --16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 0 MEAN 0 MAX 0 MIN 0 AC_FT 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 519 North Heights Dam, ID #78207 Site Data LOCATION Upstream from Golden Eagle Park Dam, to the north and west DRAINAGE AREA 2.02 mi2 STREAM TYPE Dam of natural drainage JURISDICTION Fountain Hills, Arizona WATERSHED Lower Verde SECTION/TOWNSHIP/RANGE S09 T3N R6E LATITUDE N 33° 37' 16.7" | +33.62131 LONGITUDE W 111° 44' 55.3" | -111.74868 ARIZONA STATE PLANE E 751124 | N 953607 USGS QUAD SHEET Granite Reef Dam 7.5-Minute STREAMGAGE INSTALLATION DATE 10/11/1996 - WY 1997 PERIOD OF AVAILABLE DATA RECORD 10/11/1996 - Current LENGTH OF AVAILABLE DATA RECORD 25.97 Years | 9,486 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.25 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,781.258 feet NAVD88 POINT OF ZERO FLOW 0.00 feet Gage Height SPILLWAY CREST ELEVATION 31.7 feet Gage Height TOP OF DAM ELEVATION 39.6 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 520 Watershed Map North Heights Dam - water year peaks 35 Volume (acre-feet) 30 25 20 15 10 5 0 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 521 2015 2020 2025 WY2022 Events Date of Peak 7/30 8/9 8/12 8/19 Peak Gage Height (feet) 7.28 4.20 8.55 7.87 Peak Volume (ac-ft) 2.2 0.2 3.3 2.7 Hydrograph of peak 2022 impoundment event, 08/12/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 522 Percent Spillway Capacity 1.6 0.2 2.4 2.0 North Heights Dam, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 2 10 11 12 4 13 14 15 16 17 18 19 3 20 21 22 23 24 1 25 26 27 28 29 --30 --3 31 ---------------------------------------------------------------------------------------TOTAL 0 0 1 0 0 0 0 0 0 3 10 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 7 0 13 0 0 0 0 0 0 131 150 4 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 3 0 0 0 0 0 0 5 19 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 14 MEAN 0 MAX 150 MIN 0 AC_FT 27 FCDMC Annual Surface Water Report, Water Year 2022 Page 523 North Heights Dam, volume data Volume, in acre feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 2 3 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 3 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 524 North Heights Dam, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 0.3 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 3 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 4 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 5 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 6 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 7 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 8 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 9 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.4 0.2 10 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.3 11 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 12 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.5 0.2 13 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 14 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 15 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 16 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 17 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 18 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 19 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.4 0.2 20 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 21 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 22 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 23 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 24 0.2 0.2 0.3 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 25 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 26 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 27 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 28 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 29 0.2 0.2 0.2 0.2 --0.2 0.2 0.2 0.2 0.2 0.2 0.2 30 0.2 0.2 0.2 0.2 --0.2 0.2 0.2 0.2 0.4 0.2 0.2 31 0.2 --0.2 0.2 --0.2 --0.2 --0.2 0.2 -------------------------------------------------------------------------------MEAN 0.3 0.2 0.3 0.2 0.2 0.2 0.2 0.2 0.2 0.3 0.3 0.3 MAX 0.6 0.2 1.0 0.2 0.2 0.2 0.2 0.2 0.2 7.3 8.6 0.4 MIN 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0.25 MAX 8.55 MIN 0.25 FCDMC Annual Surface Water Report, Water Year 2022 Page 525 Old Crosscut Canal near McDowell Road, ID #4707 Site Data LOCATION Near McDowell Road and SR143 DRAINAGE AREA Undetermined STREAM TYPE Engineered Channel JURISDICTION Phoenix, Arizona WATERSHED Lower ACDC SECTION/TOWNSHIP/RANGE S06 T1N R4E LATITUDE N 33° 27' 41.4" | +33.46149 LONGITUDE W 111° 58' 56.1" | -111.98224 ARIZONA STATE PLANE E 680002 | N 895447 USGS QUAD SHEET Tempe 7.5-Minute STREAMGAGE INSTALLATION DATE 07/27/1994 - WY 1994 PERIOD OF AVAILABLE DATA RECORD 07/27/1994 - Current LENGTH OF AVAILABLE DATA RECORD 28.18 Years | 10,293 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.20 feet Gage Height STAFF GAGES 1 CREST STAGE GAGES 2 ZERO GAGE HEIGHT ELEVATION 1,167.013 feet NAVD88 POINT OF ZERO FLOW -0.28 feet Gage Height EXTREME FOR PERIOD OF RECORD 647 cfs | 3.15 feet | 08/03/2017 FCDMC Annual Surface Water Report, Water Year 2022 Page 526 Location Map (watershed not available) Old Crosscut Canal - water year peaks 700 Discharge (cfs) 600 500 400 300 200 100 0 1990 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 527 2015 2020 2025 WY2022 Events Date of Peak 12/9 12/24 7/30 8/4 8/12 9/11 Peak Gage Height 1.09 1.29 0.77 1.74 2.34 1.77 Hydrograph of peak WY 2022 flow event, 08/12/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 528 Peak Discharge (cfs) 84 112 46 184 298 190 Old Crosscut Canal near McDowell Road, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 11 5 6 7 8 9 3 10 3 1 11 8 12 2 28 13 2 14 2 15 2 16 17 18 1 19 20 21 2 22 23 1 24 20 25 26 27 2 28 2 29 --30 --3 31 ---------------------------------------------------------------------------------------TOTAL 13 0 27 0 1 0 0 0 0 4 39 8 MEAN 0 0 1 0 0 0 0 0 0 0 1 0 MAX 13 0 112 0 14 0 0 0 0 46 298 190 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 27 0 53 0 2 0 0 0 0 9 78 16 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 93 MEAN 0 MAX 298 MIN 0 AC_FT 184 NOTE: There is often a persistent base flow at this site due to SRP releases upstream, and ground water flow into the canal upstream. FCDMC Annual Surface Water Report, Water Year 2022 Page 529 Paradise Lane at 33rd Drive Basin, ID #12407 Site Data LOCATION Located along Paradise Lane at the west end of Conocido Park DRAINAGE AREA Undetermined STREAM TYPE Flood control basin JURISDICTION Phoenix, Arizona WATERSHED Upper ACDC SECTION/TOWNSHIP/RANGE S02 T3N R2E LATITUDE N 33° 37' 56.7" | +33.63240 LONGITUDE W 112° 07' 41.2" | -112.12812 ARIZONA STATE PLANE E 635640 | N 957700 USGS QUAD SHEET Hedgpeth Hills 7.5-Minute STREAMGAGE INSTALLATION DATE 10/08/2015 - WY 2016 PERIOD OF AVAILABLE DATA RECORD 10/08/2015 - Current LENGTH OF AVAILABLE DATA RECORD 6.98 Years | 2,550 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.23 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,308.227 feet NAVD88 POINT OF ZERO FLOW 0.00 feet Gage Height SPILLWAY CREST ELEVATION 4.75 feet Gage Height TOP OF BASIN ELEVATION 4.9 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 530 Location Map Volume (acre-feet) Paradise Lane at 33rd Drive Basin - water year peaks 50 45 40 35 30 25 20 15 10 5 0 2015 2020 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 531 2025 WY2022 Events Date of Peak 10/5 12/9 12/24 12/29 2/23 7/26 7/30 8/4 8/18 8/19 8/23 9/10 9/11 Peak Gage Height (feet) 0.87 1.10 1.85 1.82 1.47 2.20 3.12 1.70 1.75 1.13 0.68 0.60 1.35 Peak Volume (ac-ft) 6.2 8.1 15.6 15.3 11.5 19.6 32.5 14.0 14.5 8.4 4.6 4.0 10.4 Hydrograph of peak 2022 impoundment event, 07/30/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 532 Percent Spillway Capacity 7.3 9.6 18.4 18.0 13.7 23.2 38.5 16.5 17.2 9.9 5.5 4.7 12.4 Paradise Lane at 33rd Drive Basin, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 3 5 6 7 8 9 2 10 3 1 11 1 12 4 13 14 15 16 17 18 3 19 6 20 1 21 22 23 4 1 24 12 25 2 26 10 27 28 29 4 --30 --6 31 --------9 -------------------------------------------------------------------------------TOTAL 1 0 23 0 4 0 0 0 0 25 13 7 MEAN 0 0 1 0 0 0 0 0 0 1 0 0 MAX 12 0 18 0 17 0 0 1 0 42 17 16 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 1 0 46 0 8 0 0 0 0 50 26 13 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 73 MEAN 0 MAX 42 MIN 0 AC_FT 145 FCDMC Annual Surface Water Report, Water Year 2022 Page 533 Paradise Lane at 33rd Drive Basin, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 2 5 6 7 8 9 1 10 1 11 1 12 2 13 14 15 16 17 18 2 19 3 20 21 22 23 2 24 8 25 26 6 27 28 29 3 --30 --5 31 --------6 -------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 1 0 0 MAX 6 0 16 0 12 0 0 0 0 32 14 10 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 32 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 534 Paradise Lane at 33rd Drive, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 3 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 4 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.5 0.2 5 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 6 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 7 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 8 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 9 0.2 0.2 0.4 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 10 0.2 0.2 0.4 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.3 11 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.3 12 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.4 13 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 14 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 15 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 16 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 17 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 18 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.4 0.2 19 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.5 0.2 20 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.3 0.2 21 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 22 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 23 0.2 0.2 0.2 0.2 0.5 0.2 0.2 0.2 0.2 0.2 0.3 0.2 24 0.2 0.2 1.1 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 25 0.2 0.2 0.3 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 26 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.9 0.2 0.2 27 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 28 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 29 0.2 0.2 0.5 0.2 --0.2 0.2 0.2 0.2 0.2 0.2 0.2 30 0.2 0.2 0.2 0.2 --0.2 0.2 0.2 0.2 0.7 0.2 0.2 31 0.2 --0.2 0.2 --0.2 --0.2 --1.0 0.2 -------------------------------------------------------------------------------MEAN 0.2 0.2 0.3 0.2 0.2 0.2 0.2 0.2 0.2 0.3 0.3 0.2 MAX 0.9 0.2 1.9 0.2 1.5 0.2 0.2 0.2 0.2 3.1 1.8 1.4 MIN 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0.24 MAX 3.12 MIN 0.23 FCDMC Annual Surface Water Report, Water Year 2022 Page 535 Paradise Lane at 47th Avenue Basin, ID #13707 Site Data LOCATION Located on the northeast corner of Paradise Ln and 47th Ave DRAINAGE AREA Undetermined STREAM TYPE Flood control basin JURISDICTION Phoenix, Arizona WATERSHED Upper ACDC SECTION/TOWNSHIP/RANGE S04 T3N R2E LATITUDE N 33° 37' 56.8" | +33.63244 LONGITUDE W 112° 09' 31.4" | -112.15873 ARIZONA STATE PLANE E 626320 | N 957720 USGS QUAD SHEET Hedgpeth Hills 7.5-Minute STREAMGAGE INSTALLATION DATE 10/08/2015 - WY 2016 PERIOD OF AVAILABLE DATA RECORD 10/08/2015 - Current LENGTH OF AVAILABLE DATA RECORD 6.98 Years | 2,550 Days GAPS IN RECORD 03/21/2017 - 02/21/2018 (337 days) STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.10 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,267.39 feet NAVD88 POINT OF ZERO FLOW 0.00 feet Gage Height SPILLWAY CREST ELEVATION No spillway TOP OF BASIN ELEVATION 4.5 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 536 Location Map Paradise Lane at 47th Avenue Basin - water year peaks 30.00 Volume (acre-feet) 25.00 20.00 15.00 10.00 5.00 0.00 2015 2020 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 537 2025 WY2022 Events Date of Peak 12/9 12/24 12/28 2/23 7/26 8/26 9/9 Peak Gage Height (feet) 0.47 0.39 0.35 0.35 2.34 0.85 0.77 Peak Volume (ac-ft) 4.4 3.7 3.4 3.4 21.5 7.8 7.1 Hydrograph of peak 2022 impoundment event, 08/26/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 538 Percent Spillway Capacity 10.3 8.0 6.9 6.9 52.1 18.8 17.1 Paradise Lane at 47th Avenue Basin, runoff data Discharge, in cfs-days, Water Year October 2021 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 0 MEAN 0 MAX 0 MIN 0 AC_FT 0 NOTE: There is currently no discharge rating at this location. FCDMC Annual Surface Water Report, Water Year 2022 Page 539 Paradise Lane at 47th Avenue Basin, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 2 25 26 6 1 27 28 29 1 --30 --31 ---------------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 2 0 4 0 3 0 0 0 0 22 8 7 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 22 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 540 Paradise Lane at 47th Avenue Basin, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 2 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 3 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 4 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 5 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 6 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 7 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 8 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 9 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 10 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 11 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 12 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 13 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 14 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 15 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 16 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 17 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 18 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 19 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 20 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 21 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 22 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 23 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 24 0.1 0.1 0.2 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 25 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 26 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.6 0.2 0.1 27 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 28 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 29 0.1 0.1 0.1 0.1 --0.1 0.1 0.1 0.1 0.1 0.1 0.1 30 0.1 0.1 0.1 0.1 --0.1 0.1 0.1 0.1 0.1 0.1 0.1 31 0.1 --0.1 0.1 --0.1 --0.1 --0.1 0.1 -------------------------------------------------------------------------------MEAN 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 MAX 0.2 0.1 0.5 0.1 0.3 0.1 0.1 0.1 0.1 2.3 0.8 0.8 MIN 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0.10 MAX 2.34 MIN 0.10 FCDMC Annual Surface Water Report, Water Year 2022 Page 541 Pecos Sediment Basin, ID #70007 Site Data LOCATION In Pecos Park near 48th Street and Loop 202 DRAINAGE AREA 5.0 mi2 STREAM TYPE Engineered Drainage System JURISDICTION Phoenix, Arizona WATERSHED South Mountain SECTION/TOWNSHIP/RANGE S32 T1S R4E LATITUDE N 33° 17' 38.3" | +33.29396 LONGITUDE W 111° 58' 39.0" | -111.97751 ARIZONA STATE PLANE E 681411 | N 834493 USGS QUAD SHEET Guadalupe 7.5-minute STREAMGAGE INSTALLATION DATE 01/06/2009 - WY 2009 PERIOD OF AVAILABLE DATA RECORD 01/06/2009 - Current LENGTH OF AVAILABLE DATA RECORD 13.73 Years | 5,016 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 1.38 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,141.835 feet NAVD88 POINT OF ZERO FLOW (GATED OUTLET) 4.71 feet Gage Height SEDIMENT BASIN WEIR ELEVATION 18.0 feet Gage Height BASIN SPILLWAY CREST ELEVATION 21.0 feet Gage Height TOP OF BASIN ELEVATION 22.0 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 542 Location Map Pecos Basin Sediment - water year peaks 60 Volume (acre-feet) 50 40 30 20 10 0 2005 2010 2015 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 543 2020 2025 WY2022 Events Date of Peak 7/28 9/21 Peak Gage Height (feet) 15.79 1.96 Peak Volume (ac-ft) 38.6 3.3 Hydrograph of peak 2022 impoundment event, 07/29/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 544 Percent Spillway Capacity 84.1 7.3 Pecos Sediment Basin, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 32 2 30 3 28 4 28 5 27 6 25 7 23 8 21 9 24 10 22 11 20 12 --13 --14 --15 10 16 6 17 1 18 19 20 21 22 23 24 25 26 27 28 20 29 --37 30 --35 31 --------33 -------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 126 358 0 MEAN 0 0 0 0 0 0 0 0 0 4 12 0 MAX 0 0 0 0 0 0 0 0 0 39 32 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 249 710 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 483 MEAN 1 MAX 39 MIN 0 AC_FT 959 FCDMC Annual Surface Water Report, Water Year 2022 Page 545 Pecos Sediment Basin, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 29 2 27 3 24 4 25 5 24 6 22 7 20 8 18 9 21 10 19 11 18 12 --2 13 --14 --15 13 16 12 17 11 18 10 19 9 20 8 21 7 1 22 7 3 23 6 1 24 6 25 5 26 4 27 2 28 20 29 --36 30 --33 31 --------31 -------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 4 13 0 MAX 0 0 0 0 0 0 0 0 0 39 29 4 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 1 MAX 39 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 546 Pecos Sediment Basin, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 12.6 1.5 2 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 11.8 1.5 3 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 10.9 1.5 4 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 11.1 1.5 5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 10.7 1.5 6 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 10.0 1.5 7 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 9.3 1.5 8 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 8.7 1.5 9 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 9.5 1.5 10 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 9.1 1.5 11 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 8.4 1.5 12 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 --1.8 13 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 --1.5 14 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 --1.5 15 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 6.5 1.5 16 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 6.1 1.5 17 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 5.6 1.5 18 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 5.2 1.5 19 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 4.7 1.5 20 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 4.2 1.5 21 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 3.9 1.7 22 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 3.8 1.9 23 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 3.4 1.6 24 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 3.0 1.5 25 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 2.6 1.5 26 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 2.2 1.5 27 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.8 1.5 28 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 8.8 1.5 1.5 29 1.5 1.5 1.5 1.5 --1.5 1.5 1.5 1.5 15.0 1.5 1.5 30 1.5 1.5 1.5 1.5 --1.5 1.5 1.5 1.5 14.0 1.5 1.5 31 1.5 --1.5 1.5 --1.5 --1.5 --- 13.4 1.5 -------------------------------------------------------------------------------MEAN 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 2.9 6.3 1.5 MAX 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 15.8 12.7 2.1 MIN 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 -----------------------------------------------------------------------------WTR YR 2022 MEAN 2.02 MAX 15.79 MIN 1.48 FCDMC Annual Surface Water Report, Water Year 2022 Page 547 Pecos Basin Pool, ID #70017 Site Data LOCATION In Pecos Park near 48th Street and Loop 202 DRAINAGE AREA 5.0 mi2 STREAM TYPE Engineered Drainage System JURISDICTION Phoenix, Arizona WATERSHED South Mountain SECTION/TOWNSHIP/RANGE S32 T1S R4E LATITUDE N 33° 17' 38.3" | +33.29369 LONGITUDE W 111° 58' 39.0" | -111.97751 ARIZONA STATE PLANE E 681411 | N 834493 USGS QUAD SHEET Guadalupe 7.5-minute STREAMGAGE INSTALLATION DATE 01/06/2009 - WY 2009 PERIOD OF AVAILABLE DATA RECORD 01/06/2009 - Current LENGTH OF AVAILABLE DATA RECORD 13.73 Years | 5,016 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 6.05 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,141.835 feet NAVD88 POINT OF ZERO FLOW (GATED OUTLET, ABOUT 1600 FT DS) 1.75 feet Gage Height SEDIMENT BASIN WEIR ELEVATION 18.0 feet Gage Height SPILLWAY CREST ELEVATION 21.0 feet Gage Height TOP OF DAM ELEVATION 22.0 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 548 Location Map FCDMC Annual Surface Water Report, Water Year 2022 Page 549 WY2022 Events Date of Peak Peak Gage Height (feet) None Hydrograph of peak 2022 impoundment event, No impoundments recorded in Water Year 2022. FCDMC Annual Surface Water Report, Water Year 2022 Page 550 Peak Volume (ac-ft) Percent Spillway Capacity Pecos Basin Pool, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 --2 --3 --4 --5 --6 --7 --8 --9 --10 11 12 --13 --14 --15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 ----31 -----------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 0 MEAN 0 MAX 0 MIN 0 AC_FT 0 *station down from August 1st to August 14th due to a PT out of tolerance. No event occurred within the time period. FCDMC Annual Surface Water Report, Water Year 2022 Page 551 Pecos Basin Pool, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 --2 --3 --4 --5 --6 --7 --8 --9 --10 11 12 --13 --14 --15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 ----31 -----------------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 0 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 552 Pecos Basin Pool, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 --6.0 2 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 --6.0 3 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 --6.0 4 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 --6.0 5 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 --6.0 6 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 --6.0 7 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 --6.0 8 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 --6.0 9 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 --6.0 10 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 11 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 12 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 --6.0 13 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 --6.0 14 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 --6.0 15 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 16 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 17 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 18 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 19 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 20 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 21 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 22 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 23 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 24 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 25 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 26 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 27 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 28 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 29 6.0 6.0 6.0 6.0 --6.0 6.0 6.0 6.0 6.0 6.0 6.0 30 6.0 6.0 6.0 6.0 --6.0 6.0 6.0 6.0 --6.0 6.0 31 6.0 --6.0 6.0 --6.0 --6.0 ----6.0 -------------------------------------------------------------------------------MEAN 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 MAX 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 MIN 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 6.05 MAX 6.05 MIN 6.05 FCDMC Annual Surface Water Report, Water Year 2022 Page 553 Pecos North Inflow, ID #69307 Site Data LOCATION Located on 48th Street south of Frye Road DRAINAGE AREA Not Determined STREAM TYPE Engineered Channel JURISDICTION Phoenix, Arizona WATERSHED South Mountain SECTION/TOWNSHIP/RANGE S31 T1S R4E LATITUDE N 33° 17' 49.0" | +33.29695 LONGITUDE W 111° 58' 49.8" | -111.98051 ARIZONA STATE PLANE E 680495 | N 835552 USGS QUAD SHEET Guadalupe 7.5-minute STREAMGAGE INSTALLATION DATE 01/21/2009 - WY 2009 PERIOD OF AVAILABLE DATA RECORD 01/21/2009 - Current LENGTH OF AVAILABLE DATA RECORD 13.69 Years | 5,001 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.10 feet Gage Height STAFF GAGES None CREST STAGE GAGES None ZERO GAGE HEIGHT ELEVATION 1,173.238 feet NAVD88 POINT OF ZERO FLOW 0.00 feet Gage Height EXTREME FOR PERIOD OF RECORD 412 cfs | 3.12 feet Gage Height | 09/08/2014 FCDMC Annual Surface Water Report, Water Year 2022 Page 554 Location Map (watershed not defined) Pecos Inflow North - water year peaks 300 Discharge (cfs) 250 200 150 100 50 0 2005 2010 2015 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 555 2020 2025 WY2022 Events Date of Peak 12/24 7/28 8/9 9/21 Peak Gage Height 0.59 1.50 0.47 0.39 Hydrograph of peak WY 2022 flow event, 07/28/2022 Pecos North Inflow, runoff data FCDMC Annual Surface Water Report, Water Year 2022 Page 556 Peak Discharge (cfs) 33 121 25 20 Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 1 10 11 12 1 13 14 15 16 17 18 19 20 21 4 22 23 24 12 25 4 26 27 28 9 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 15 0 0 0 0 0 0 9 1 6 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 33 0 4 0 0 0 0 133 25 20 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 31 0 1 0 0 0 0 18 1 12 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 31 MEAN 0 MAX 133 MIN 0 AC_FT 62 FCDMC Annual Surface Water Report, Water Year 2022 Page 557 Pecos East Inflow, ID #69507 Site Data LOCATION Located east of 48th Street on the north side of SR 202L DRAINAGE AREA Not Determined STREAM TYPE Engineered Channel JURISDICTION Phoenix, Arizona WATERSHED South Mountain SECTION/TOWNSHIP/RANGE S32 T1S R4E LATITUDE N 33° 17' 47.9" | +33.29663 LONGITUDE W 111° 58' 41.5" | -111.97820 ARIZONA STATE PLANE E 681200 | N 8354732 USGS QUAD SHEET Guadalupe 7.5-minute STREAMGAGE INSTALLATION DATE 01/21/2009 - WY 2009 PERIOD OF AVAILABLE DATA RECORD 01/21/2009 - Current LENGTH OF AVAILABLE DATA RECORD 13.69 Years | 5,001 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.73 feet Gage Height STAFF GAGES None CREST STAGE GAGES None ZERO GAGE HEIGHT ELEVATION 1,165.922 feet NAVD88 POINT OF ZERO FLOW 0.00 feet Gage Height EXTREME FOR PERIOD OF RECORD 261 cfs | 1.86 feet gage height | 09/08/2014 FCDMC Annual Surface Water Report, Water Year 2022 Page 558 Location Map Pecos Inflow East - water year peaks 300 Discharge (cfs) 250 200 150 100 50 0 2005 2010 2015 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 559 2020 2025 WY2022 Events Date of Peak 7/22 8/3 8/17 9/25 Peak Gage Height 1.73 0.91 0.99 0.91 Hydrograph of peak WY 2022 flow event, 7/22/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 560 Peak Discharge (cfs) 222 49 60 48 Pecos East Inflow, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 6 4 5 6 7 8 9 10 11 12 13 14 15 16 17 3 18 19 20 21 22 2 23 24 4 25 2 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 2 9 6 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 222 60 48 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 4 18 12 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 17 MEAN 0 MAX 222 MIN 0 AC_FT 34 FCDMC Annual Surface Water Report, Water Year 2022 Page 561 Pecos West Inflow, ID #69807 Site Data LOCATION Located west of 48th Street and north of SR 202L DRAINAGE AREA Not Determined STREAM TYPE Engineered Channel JURISDICTION Phoenix, Arizona WATERSHED South Mountain SECTION/TOWNSHIP/RANGE S31 T1S R4E LATITUDE N 33° 17' 39.3" | +33.29425 LONGITUDE W 111° 58' 58.7" | -111.98298 ARIZONA STATE PLANE E 679729 | N 834605 USGS QUAD SHEET Guadalupe 7.5-minute STREAMGAGE INSTALLATION DATE 01/21/2009 - WY 2009 PERIOD OF AVAILABLE DATA RECORD 01/21/2009 - Current LENGTH OF AVAILABLE DATA RECORD 13.69 Years | 5,001 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.75 feet Gage Height STAFF GAGES None CREST STAGE GAGES None ZERO GAGE HEIGHT ELEVATION 1,162.976 feet NAVD88 POINT OF ZERO FLOW 0.05 feet Gage Height EXTREME FOR PERIOD OF RECORD 124 cfs | 2.60 feet Gage Height | 09/08/2014 FCDMC Annual Surface Water Report, Water Year 2022 Page 562 Location Map Pecos Inflow West - water year peaks 180 160 Discharge (cfs) 140 120 100 80 60 40 20 0 2005 2010 2015 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 563 2020 2025 WY2022 Events Date of Peak Peak Gage Height Peak Discharge (cfs) 7/28 1.94 67 Hydrograph of peak WY 2022 flow event, 07/28/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 564 Pecos West Inflow, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 3 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 3 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 67 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 5 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 3 MEAN 0 MAX 67 MIN 0 AC_FT 5 FCDMC Annual Surface Water Report, Water Year 2022 Page 565 Phoenix Dam #2A, ID #8907 Site Data LOCATION On 7th Street south of Thunderbird Road DRAINAGE AREA 0.47 mi2 STREAM TYPE Dam of natural drainage JURISDICTION Phoenix, Arizona WATERSHED Upper ACDC SECTION/TOWNSHIP/RANGE S16 T3N R3E LATITUDE N 33° 36' 13.2" | +33.60366 LONGITUDE W 112° 03' 52.8" | -112.06466 ARIZONA STATE PLANE E 654947 | N 947202 USGS QUAD SHEET Sunnyslope 7.5-Minute STREAMGAGE INSTALLATION DATE 06/29/2009 - WY 2009 PERIOD OF AVAILABLE DATA RECORD 06/29/2009 - Current LENGTH OF AVAILABLE DATA RECORD 13.26 Years | 4,842 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.00 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,393.62 feet NAVD88 POINT OF ZERO FLOW 0.00 feet Gage Height SPILLWAY ELEVATION 16.5 feet Gage Height TOP OF DAM ELEVATION 22.5 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 566 Watershed Map Phoenix Dam #2a - water year peaks Volume (acre-feet) 25 20 15 10 5 0 2005 2010 2015 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 567 2020 2025 WY2022 Events Date of Peak 12/24 7/30 8/4 8/9 9/11 Peak Gage Height (feet) 6.21 10.67 7.08 3.62 6.97 Peak Volume (ac-ft) 9.1 19.0 10.3 5.7 10.2 Hydrograph of peak 2022 impoundment event, 07/30/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 568 Percent Spillway Capacity 15.2 31.7 17.3 9.5 17.0 Phoenix Dam #2A, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 2 5 6 7 8 9 10 11 2 12 13 14 15 16 17 18 19 20 21 22 23 24 1 25 26 27 28 29 --30 --6 31 ---------------------------------------------------------------------------------------TOTAL 0 0 2 0 0 0 0 0 0 7 2 2 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 22 0 0 0 0 0 0 28 24 24 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 3 0 0 0 0 0 0 13 5 4 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 13 MEAN 0 MAX 28 MIN 0 AC_FT 25 FCDMC Annual Surface Water Report, Water Year 2022 Page 569 Phoenix Dam #2A, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 1 5 6 7 8 9 10 11 1 12 13 14 15 16 17 18 19 20 21 22 23 24 1 25 26 27 28 29 --30 --3 31 ---------------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 9 0 0 0 0 0 0 19 10 10 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 19 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 570 Phoenix Dam #2A, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 2 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 3 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.6 0.0 5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 6 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 7 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 8 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 9 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.0 10 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 11 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.5 12 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 13 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 14 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 15 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 16 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 17 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 18 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 19 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 20 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 21 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 22 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 23 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 24 0.0 0.0 0.4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 25 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 26 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 27 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 28 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 29 0.0 0.0 0.0 0.0 --0.0 0.0 0.0 0.0 0.0 0.0 0.0 30 0.0 0.0 0.0 0.0 --0.0 0.0 0.0 0.0 2.1 0.0 0.0 31 0.0 --0.0 0.0 --0.0 --0.0 --0.1 0.0 -------------------------------------------------------------------------------MEAN 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.0 0.0 MAX 0.0 0.0 6.2 0.0 0.0 0.0 0.1 0.0 0.0 10.7 7.1 7.0 MIN 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0.01 MAX 10.67 MIN 0.00 FCDMC Annual Surface Water Report, Water Year 2022 Page 571 Phoenix Dam #2B, ID #9907 Site Data LOCATION On Thunderbird Road east of 7th Street DRAINAGE AREA 0.48 mi2 STREAM TYPE Dam of natural drainage JURISDICTION Phoenix, Arizona WATERSHED Upper ACDC SECTION/TOWNSHIP/RANGE S16 T3N R3E LATITUDE N 33° 36' 23.8" | +33.60660 LONGITUDE W 112° 03' 28.4" | -112.05789 ARIZONA STATE PLANE E 656947 | N 948279 USGS QUAD SHEET Sunnyslope 7.5-Minute STREAMGAGE INSTALLATION DATE 06/30/2009 - WY 2009 PERIOD OF AVAILABLE DATA RECORD 06/30/2009 - Current LENGTH OF AVAILABLE DATA RECORD 13.25 Years | 4,841 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.00 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,398.20 feet NAVD88 POINT OF ZERO FLOW 0.00 feet Gage Height SPILLWAY ELEVATION 16.0 feet Gage Height TOP OF DAM ELEVATION 22.0 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 572 Watershed Map Phoenix Dam #2b - water year peaks 14 Volume (acre-feet) 12 10 8 6 4 2 0 2005 2010 2015 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 573 2020 2025 WY2022 Events Date of Peak 12/24 7/30 9/11 Peak Gage Height (feet) 0.55 0.89 3.49 Peak Volume (ac-ft) 0.1 0.1 1.1 Hydrograph of peak 2022 impoundment event, 09/11/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 574 Percent Spillway Capacity 0.0 0.2 2.3 Phoenix Dam #2B, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 --3 --4 5 6 7 8 9 10 11 1 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --1 31 --------1 -------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 2 0 2 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 4 0 0 0 0 0 0 8 0 17 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 1 0 0 0 0 0 0 3 0 3 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 4 MEAN 0 MAX 17 MIN 0 AC_FT 7 FCDMC Annual Surface Water Report, Water Year 2022 Page 575 Phoenix Dam #2B, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 --3 --4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 1 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 1 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 576 Phoenix Dam #2B, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 2 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 --0.0 3 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 --0.0 4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 6 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 7 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 8 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 9 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 10 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 11 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.3 12 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 13 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 14 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 15 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 16 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 17 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 18 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 19 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 20 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 21 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 22 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 23 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 24 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 25 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 26 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 27 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 28 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 29 0.0 0.0 0.0 0.0 --0.0 0.0 0.0 0.0 0.0 0.0 0.0 30 0.0 0.0 0.0 0.0 --0.0 0.0 0.0 0.0 0.1 0.0 0.0 31 0.0 --0.0 0.0 --0.0 --0.0 --0.1 0.0 -------------------------------------------------------------------------------MEAN 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 MAX 0.0 0.0 0.5 0.0 0.0 0.0 0.0 0.0 0.0 0.9 0.0 3.5 MIN 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0.00 MAX 3.49 MIN 0.00 FCDMC Annual Surface Water Report, Water Year 2022 Page 577 Phoenix Dam #3, ID #11507 Site Data LOCATION In the Sunnyslope area of Phoenix, east of Cave Creek Road DRAINAGE AREA 0.47 mi2 STREAM TYPE Dam of Natural Drainage JURISDICTION Phoenix, Arizona WATERSHED Upper ACDC SECTION/TOWNSHIP/RANGE S22 T3N R3E LATITUDE N 33° 35' 11.6" | +33.58656 LONGITUDE W 112° 02' 48.4" | -112.04678 ARIZONA STATE PLANE E 660374 | N 940971 USGS QUAD SHEET Sunnyslope 7.5-Minute STREAMGAGE INSTALLATION DATE 12/18/2001 - WY 2002 PERIOD OF AVAILABLE DATA RECORD 12/18/2001 - Current LENGTH OF AVAILABLE DATA RECORD 20.79 Years | 7,592 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.65 feet Gage Height STAFF GAGES 1 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,358.001 feet NAVD88 POINT OF ZERO FLOW 0.00 feet Gage Height SPILLWAY ELEVATION 24.0 feet Gage Height TOP OF DAM ELEVATION 30.0 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 578 Watershed Map Phoenix Dam #3 - water year peaks Volume (acre-feet) 25 20 15 10 5 0 2000 2005 2010 2015 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 579 2020 2025 WY2022 Events Date of Peak 12/24 7/30 8/4 8/12 9/11 Peak Gage Height (feet) 3.15 7.26 6.68 4.96 4.71 Peak Volume (ac-ft) 0.8 3.3 2.9 1.7 1.0 Hydrograph of peak 2022 impoundment event, 08/16/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 580 Percent Spillway Capacity 1.2 5.1 4.5 2.6 2.7 Phoenix Dam #3, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 2 5 6 7 8 9 10 11 1 12 1 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --2 31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 2 3 1 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 26 0 0 0 0 0 0 44 42 37 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 1 0 0 0 0 0 0 5 6 3 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 7 MEAN 0 MAX 44 MIN 0 AC_FT 14 FCDMC Annual Surface Water Report, Water Year 2022 Page 581 Phoenix Dam #3, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 1 0 0 0 0 0 0 3 3 2 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 3 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 582 Phoenix Dam #3, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 2 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 3 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 4 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 1.0 0.7 5 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 6 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 8 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 9 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 10 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 11 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.8 12 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 13 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 14 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 15 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 16 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 17 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 18 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 19 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 20 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 21 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 22 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 23 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 24 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 25 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 26 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 27 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 28 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 29 0.7 0.7 0.7 0.7 --0.7 0.7 0.7 0.7 0.7 0.7 0.7 30 0.7 0.7 0.7 0.7 --0.7 0.7 0.7 0.7 1.0 0.7 0.7 31 0.7 --0.7 0.7 --0.7 --0.7 --0.7 0.7 -------------------------------------------------------------------------------MEAN 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 MAX 0.7 0.7 3.1 0.7 0.7 0.7 0.7 0.7 0.8 7.3 6.7 5.0 MIN 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0.65 MAX 7.26 MIN 0.65 FCDMC Annual Surface Water Report, Water Year 2022 Page 583 Phoenix Dam #4, ID #12207 Site Data LOCATION East of 18th Street north of Northern Avenue DRAINAGE AREA 0.48 mi2 STREAM TYPE Dam of natural drainage JURISDICTION Phoenix, Arizona WATERSHED Upper ACDC SECTION/TOWNSHIP/RANGE S34 T3N R3E LATITUDE N 33° 33' 30.9" | +33.55857 LONGITUDE W 112° 02' 33.8" | -112.04272 ARIZONA STATE PLANE E 661609 | N 930798 USGS QUAD SHEET Sunnyslope 7.5-Minute STREAMGAGE INSTALLATION DATE 07/06/2009 - WY 2009 PERIOD OF AVAILABLE DATA RECORD 07/06/2009 - Current LENGTH OF AVAILABLE DATA RECORD 13.24 Years | 4,835 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.00 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,319.28 feet NAVD88 POINT OF ZERO FLOW 0.00 feet Gage Height SPILLWAY ELEVATION 15.0 feet Gage Height TOP OF DAM ELEVATION 21.0 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 584 Watershed Map Phoenix Dam #4 - water year peaks Volume (acre-feet) 25 20 15 10 5 0 2005 2010 2015 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 585 2020 2025 WY2022 Events Date of Peak 7/28 8/4 8/12 9/11 Peak Gage Height (feet) 1.50 11.02 5.28 4.71 Peak Volume (ac-ft) 0.3 14.6 2.9 2.3 Hydrograph of peak 2022 impoundment event, 08/17/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 586 Percent Spillway Capacity 0.9 38.2 6.8 5.4 Phoenix Dam #4, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 5 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 11 29 19 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 10 1 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 6 MEAN 0 MAX 29 MIN 0 AC_FT 11 FCDMC Annual Surface Water Report, Water Year 2022 Page 587 Phoenix Dam #4, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 2 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 16 2 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 16 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 588 Phoenix Dam #4, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 2 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 3 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 4 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 1.7 0.1 5 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 6 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 7 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 8 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 9 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 10 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 11 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.2 12 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.2 0.1 13 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 14 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 15 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 16 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 17 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 18 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 19 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 20 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 21 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 22 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 23 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 24 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 25 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 26 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 27 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 28 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 29 0.1 0.1 0.1 0.1 --0.1 0.1 0.1 0.1 0.1 0.1 0.1 30 0.1 0.1 0.1 0.1 --0.1 0.1 0.1 0.1 0.1 0.1 0.1 31 0.1 --0.1 0.1 --0.1 --0.1 --0.1 0.1 -------------------------------------------------------------------------------MEAN 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.2 0.1 MAX 0.1 0.1 0.3 0.1 0.1 0.1 0.1 0.1 0.1 1.6 11.0 4.7 MIN 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0.11 MAX 11.02 MIN 0.10 FCDMC Annual Surface Water Report, Water Year 2022 Page 589 Phoenix Dam #7, ID #13307 Site Data LOCATION Located on the north side of North Mountain DRAINAGE AREA 0.60 mi2 STREAM TYPE Dam of natural drainage JURISDICTION Phoenix, Arizona WATERSHED Upper ACDC SECTION/TOWNSHIP/RANGE S17 T3N R3E LATITUDE N 33° 36' 04.4" | +33.60123 LONGITUDE W 112° 04' 21.5" | -112.07264 ARIZONA STATE PLANE E 652520 | N 946342 USGS QUAD SHEET Sunnyslope 7.5-Minute STREAMGAGE INSTALLATION DATE 12/19/2001 - WY 2002 PERIOD OF AVAILABLE DATA RECORD 12/19/2001 - Current LENGTH OF AVAILABLE DATA RECORD 20.78 Years | 7,591 Days GAPS IN RECORD 01/30/2009 -- 05/11/2009 STAGE GAGE TYPE None STAGE GAGE ELEVATION 0.12 feet Gage Height STAFF GAGES 1 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,371.340 feet NAVD88 POINT OF ZERO FLOW 0.00 feet Gage Height SPILLWAY ELEVATION 22.4 feet Gage Height TOP OF DAM ELEVATION 29.0 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 590 Watershed Map Phoenix Dam #7 - water year peaks Volume (acre-feet) 25 20 15 10 5 0 2000 2005 2010 2015 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 591 2020 2025 WY2022 Events Date of Peak 12/24 7/30 8/4 9/11 Peak Gage Height (feet) 4.75 11.91 10.24 8.76 Peak Volume (ac-ft) 1.5 14.0 8.3 5.6 Hydrograph of peak 2022 impoundment event, 08/13/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 592 Percent Spillway Capacity 1.4 12.0 6.8 4.5 Phoenix Dam #7, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 8 5 6 7 8 9 10 11 4 12 13 14 15 16 17 18 19 20 21 22 23 24 1 25 26 27 28 29 --30 --11 31 ---------------------------------------------------------------------------------------TOTAL 0 0 1 0 0 0 0 0 0 11 8 4 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 36 0 0 0 0 0 0 48 48 47 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 3 0 0 0 0 0 0 22 15 8 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 24 MEAN 0 MAX 48 MIN 0 AC_FT 48 FCDMC Annual Surface Water Report, Water Year 2022 Page 593 Phoenix Dam #7, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 1 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --2 31 ---------------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 1 0 0 0 0 0 0 14 8 6 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 14 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 594 Phoenix Dam #7, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 3 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 4 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 1.5 0.2 5 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 6 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 7 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 8 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 9 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 10 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 11 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.8 12 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 13 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 14 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 15 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 16 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 17 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 18 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 19 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 20 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 21 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 22 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 23 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 24 0.2 0.2 0.3 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 25 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 26 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 27 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 28 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 29 0.2 0.2 0.2 0.2 --0.2 0.2 0.2 0.2 0.2 0.2 0.2 30 0.2 0.2 0.2 0.2 --0.2 0.2 0.2 0.2 2.4 0.2 0.2 31 0.2 --0.2 0.2 --0.2 --0.2 --0.2 0.2 -------------------------------------------------------------------------------MEAN 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 MAX 0.2 0.2 4.8 0.2 0.2 0.2 0.2 0.2 0.2 11.9 10.2 8.8 MIN 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0.18 MAX 11.91 MIN 0.17 FCDMC Annual Surface Water Report, Water Year 2022 Page 595 Phoenix Dam #99, ID #12707 Site Data LOCATION Near SR 51 and 32nd Street DRAINAGE AREA 0.13 mi2 STREAM TYPE Dam of natural and local drainage JURISDICTION Phoenix, Arizona WATERSHED Upper ACDC SECTION/TOWNSHIP/RANGE S26 T3N R3E LATITUDE N 33° 34' 29.1" | +33.57476 LONGITUDE W 112° 00' 51.4" | -112.01428 ARIZONA STATE PLANE E 670228 | N 936703 USGS QUAD SHEET Sunnyslope 7.5-Minute STREAMGAGE INSTALLATION DATE 07/07/2009 - WY 2009 PERIOD OF AVAILABLE DATA RECORD 07/07/2009 - Current LENGTH OF AVAILABLE DATA RECORD 13.24 Years | 4,834 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.00 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,441.71 feet NAVD88 POINT OF ZERO FLOW 0.00 feet Gage Height SPILLWAY ELEVATION 19.8 feet Gage Height TOP OF DAM ELEVATION 24.3 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 596 Watershed Map Phoenix Dam #99 - water year peaks 9 8 Stage (feet) 7 Impoundments occur in this dam above 9.0 feet stage. There have been no event exceeding that criteria since installation. 6 5 4 3 2 1 0 2005 2010 2015 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 597 2020 2025 WY2022 Events Date of Peak 12/24 6/23 8/4 8/12 9/11 Peak Gage Height (feet) 0.44 0.35 2.20 2.42 1.38 Peak Volume (ac-ft) 0.0 0.0 2.8 0.0 0.0 Hydrograph of peak 2022 impoundment event, 08/04/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 598 Percent Spillway Capacity 0.0 0.0 0.0 0.0 0.0 Phoenix Dam #99, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 1 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 2 0 0 0 2 0 1 0 11 6 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 1 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 1 MEAN 0 MAX 11 MIN 0 AC_FT 2 FCDMC Annual Surface Water Report, Water Year 2022 Page 599 Phoenix Dam #99, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 0 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 600 Phoenix Dam #99, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 2 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 3 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.0 5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 6 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 7 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 8 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 9 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 10 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 11 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 12 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.0 13 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 14 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 15 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 16 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 17 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 18 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 19 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 20 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 21 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 22 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 23 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 24 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 25 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 26 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 27 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 28 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 29 0.0 0.0 0.0 0.0 --0.0 0.0 0.0 0.0 0.0 0.0 0.0 30 0.0 0.0 0.0 0.0 --0.0 0.0 0.0 0.0 0.0 0.0 0.0 31 0.0 --0.0 0.0 --0.0 --0.0 --0.0 0.0 -------------------------------------------------------------------------------MEAN 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 MAX 0.0 0.0 0.4 0.0 0.0 0.0 0.6 0.0 0.4 0.0 2.4 1.4 MIN 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0.00 MAX 2.42 MIN 0.00 FCDMC Annual Surface Water Report, Water Year 2022 Page 601 Phoenix East Park Dam, ID #13007 Site Data LOCATION Near Peoria and Seventh Avenues DRAINAGE AREA 0.09 mi2 STREAM TYPE Dam of natural drainage JURISDICTION Phoenix, Arizona WATERSHED Upper ACDC SECTION/TOWNSHIP/RANGE S29 T3N R3E LATITUDE N 33° 34' 45.2" | +33.57923 LONGITUDE W 112° 04' 36.3" | -112.07676 ARIZONA STATE PLANE E 651116 | N 938331 USGS QUAD SHEET Sunnyslope 7.5-Minute STREAMGAGE INSTALLATION DATE 11/28/2001 - WY 2002 PERIOD OF AVAILABLE DATA RECORD 11/28/2001 - Current LENGTH OF AVAILABLE DATA RECORD 20.84 Years | 7,612 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.10 feet Gage Height STAFF GAGES 1 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,350.17 feet NAVD88 POINT OF ZERO FLOW 0.00 feet Gage Height SPILLWAY ELEVATION 19.8 feet Gage Height TOP OF DAM ELEVATION 24.8 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 602 Watershed Map Phoenix East Park Dam - water year peaks 3.5 Volume (acre-feet) 3.0 2.5 2.0 1.5 1.0 0.5 0.0 2000 2005 2010 2015 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 603 2020 2025 WY2022 Events Date of Peak 7/30 8/4 Peak Gage Height (feet) 5.08 7.02 Peak Volume (ac-ft) 1.8 2.8 Hydrograph of peak 2022 impoundment event, 08/13/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 604 Percent Spillway Capacity 8.3 13.0 Phoenix East Park Dam, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 3 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --2 31 ---------------------------------------------------------------------------------------TOTAL 3 2 2 3 3 4 5 5 0 6 6 2 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 38 47 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 5 4 3 5 6 7 10 11 1 12 11 4 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 41 MEAN 0 MAX 47 MIN 0 AC_FT 81 FCDMC Annual Surface Water Report, Water Year 2022 Page 605 Phoenix East Park Dam, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 2 3 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 3 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 606 Phoenix East Park Dam, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 2 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 3 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 4 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.5 0.1 5 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 6 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 7 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 8 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 9 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 10 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 11 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 12 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 13 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 14 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 15 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 16 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 17 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 18 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 19 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 20 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 21 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 22 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 23 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 24 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 25 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 26 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 27 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 28 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 29 0.1 0.1 0.1 0.1 --0.1 0.1 0.1 0.1 0.1 0.1 0.1 30 0.1 0.1 0.1 0.1 --0.1 0.1 0.1 0.1 0.3 0.1 0.1 31 0.1 --0.1 0.1 --0.1 --0.1 --0.1 0.1 -------------------------------------------------------------------------------MEAN 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 MAX 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 5.1 7.0 0.1 MIN 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0.10 MAX 7.02 MIN 0.10 FCDMC Annual Surface Water Report, Water Year 2022 Page 607 Phoenix West Park Dam, ID #13507 Site Data LOCATION Near Peoria and Seventh Avenues DRAINAGE AREA 0.49 mi2 STREAM TYPE Dam of natural drainage JURISDICTION Phoenix, Arizona WATERSHED Upper ACDC SECTION/TOWNSHIP/RANGE S22 T3N R3E LATITUDE N 33° 35' 02.8" | +33.58412 LONGITUDE W 112° 04' 55.0" | -112.08195 ARIZONA STATE PLANE E 649658 | N 940031 USGS QUAD SHEET Sunnyslope 7.5-Minute STREAMGAGE INSTALLATION DATE 11/29/2001 - WY 2002 PERIOD OF AVAILABLE DATA RECORD 11/29/2001 - Current LENGTH OF AVAILABLE DATA RECORD 20.84 Years | 7,611 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.20 feet Gage Height STAFF GAGES 1 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,315.72 feet NAVD88 POINT OF ZERO FLOW 0.00 feet Gage Height SPILLWAY ELEVATION 24.0 feet Gage Height TOP OF DAM ELEVATION 30.0 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 608 Watershed Map Volume (acre-feet) Phoenix West Park Dam - water year peaks 20 18 16 14 12 10 8 6 4 2 0 2000 2005 2010 2015 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 609 2020 2025 WY2022 Events Date of Peak 12/24 7/30 8/4 9/11 Peak Gage Height (feet) 3.82 8.83 9.78 5.42 Peak Volume (ac-ft) 5.7 13.3 14.7 8.2 Hydrograph of peak 2022 impoundment event, 08/13/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 610 Percent Spillway Capacity 5.1 11.8 13.1 7.2 Phoenix West Park Dam, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 12 5 6 7 8 9 10 11 2 12 13 14 15 16 17 18 19 20 21 22 23 24 1 25 26 27 28 29 --30 --9 31 ---------------------------------------------------------------------------------------TOTAL 0 0 1 0 0 0 0 0 0 9 12 2 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 31 0 0 0 0 0 0 50 51 40 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 1 0 0 0 0 0 0 17 23 3 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 23 MEAN 0 MAX 51 MIN 0 AC_FT 45 FCDMC Annual Surface Water Report, Water Year 2022 Page 611 Phoenix West Park Dam, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 3 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --2 31 ---------------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 6 0 0 0 0 0 0 13 15 8 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 15 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 612 Phoenix West Park Dam, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 3 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 4 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 2.1 0.2 5 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 6 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 7 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 8 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 9 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 10 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 11 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.4 12 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 13 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 14 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 15 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 16 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 17 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 18 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 19 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 20 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 21 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 22 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 23 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 24 0.2 0.2 0.3 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 25 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 26 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 27 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 28 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 29 0.2 0.2 0.2 0.2 --0.2 0.2 0.2 0.2 0.2 0.2 0.2 30 0.2 0.2 0.2 0.2 --0.2 0.2 0.2 0.2 1.5 0.2 0.2 31 0.2 --0.2 0.2 --0.2 --0.2 --0.2 0.2 -------------------------------------------------------------------------------MEAN 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.3 0.2 MAX 0.2 0.2 3.8 0.2 0.2 0.2 0.2 0.2 0.2 8.8 9.8 5.4 MIN 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0.21 MAX 9.78 MIN 0.20 FCDMC Annual Surface Water Report, Water Year 2022 Page 613 Phoenix Zoo Dam #3, ID #4307 Site Data LOCATION Located in Papago Park on the north side of the Phoenix Zoo property. DRAINAGE AREA 0.04 mi2 STREAM TYPE Dam with permanent lake JURISDICTION Phoenix, Arizona WATERSHED Lower ACDC SECTION/TOWNSHIP/RANGE S04 T1N R4E LATITUDE N 33° 27' 10.1" | +33.45281 LONGITUDE W 111° 56' 53.1" | -111.94808 ARIZONA STATE PLANE E 690420 | N 892280 USGS QUAD SHEET Tempe 7.5-Minute STREAMGAGE INSTALLATION DATE 04/25/2016 - WY 2016 PERIOD OF AVAILABLE DATA RECORD 04/25/2016 - Current LENGTH OF AVAILABLE DATA RECORD 6.43 Years | 2,350 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 8.80 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,230.16 feet NAVD88 / 1,229.50 feet M.S.L. POINT OF ZERO FLOW 9.0 feet Gage Height SPILLWAY CREST ELEVATION 12.80 feet Gage Height MINIMUM TOP OF DAM ELEVATION 13.40 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 614 Location Map Volume (acre-feet) Phoenix Zoo Dam #3 - water year peaks 13.2 13.1 13 12.9 12.8 12.7 12.6 12.5 12.4 12.3 12.2 2015 2020 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 615 2025 WY2022 Events Date of Peak Peak Gage Height (feet) 10/26 9.29 11/2 9.32 12/24 9.67 1/23 9.05 7/10 10.15 *basin is kept at a base capacity of 90.6% capacity Peak Volume (ac-ft) 12.95 12.95 12.98 12.37 13.02 Hydrograph of peak 2022 impoundment, 07/06/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 616 Percent Spillway Capacity 97.8 97.8 98.1 93.4 98.4 Phoenix Zoo Dam #3, runoff data Discharge, in cfs-days, Water Year October 2021 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 0 MEAN 0 MAX 0 MIN 0 AC_FT 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 617 Phoenix Zoo Dam #3, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 12 12 12 13 12 12 12 12 12 12 13 13 2 12 13 12 13 12 12 12 12 12 12 13 13 3 12 12 12 13 12 12 12 12 12 12 13 13 4 12 12 12 13 12 12 12 12 12 12 13 13 5 12 12 12 13 12 12 12 12 12 13 13 13 6 12 12 12 13 12 12 12 12 12 13 13 13 7 12 12 12 13 12 12 12 12 12 13 13 13 8 12 12 12 12 12 12 12 12 12 13 13 13 9 12 12 12 12 12 12 12 12 12 13 13 13 10 12 12 12 12 12 12 12 12 12 13 13 13 11 12 12 12 12 12 12 12 12 12 13 13 13 12 12 12 12 12 12 12 12 12 12 13 13 13 13 12 12 12 12 12 12 12 12 12 13 13 13 14 12 12 12 12 12 12 12 12 12 13 13 13 15 12 12 12 12 12 12 12 12 12 13 13 13 16 12 12 12 12 12 12 12 12 12 13 13 13 17 12 12 12 12 12 12 12 12 12 13 13 13 18 12 12 12 12 12 12 12 12 12 13 13 13 19 12 12 12 12 12 12 12 12 12 13 13 13 20 12 12 12 12 12 12 12 12 12 13 13 13 21 12 12 12 12 12 12 12 12 12 13 13 13 22 12 12 12 12 12 12 12 12 12 13 13 13 23 13 12 12 12 12 12 12 12 12 13 13 13 24 13 12 13 12 12 12 12 12 12 13 13 13 25 13 12 13 12 12 12 12 12 12 13 13 13 26 13 12 13 12 12 12 12 12 12 13 13 13 27 13 12 13 12 12 12 12 12 12 13 13 13 28 12 12 13 12 12 12 12 12 12 13 13 13 29 12 12 13 12 --12 12 12 12 13 13 13 30 12 12 13 12 --12 12 12 12 13 13 13 31 12 --13 12 --12 --12 --13 13 -------------------------------------------------------------------------------MEAN 12 12 12 12 12 12 12 12 12 13 13 13 MAX 13 13 13 13 12 13 12 12 12 13 13 13 MIN 12 12 12 12 12 12 12 12 12 12 13 13 -----------------------------------------------------------------------------WTR YR 2022 MEAN 12 MAX 13 MIN 12 FCDMC Annual Surface Water Report, Water Year 2022 Page 618 Phoenix Zoo Dam #3, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 8.9 9.0 8.9 9.3 8.9 8.9 8.9 8.9 8.9 8.9 9.5 9.6 2 8.9 9.3 8.9 9.3 8.9 8.9 8.9 8.9 8.9 8.9 9.5 9.6 3 8.9 9.1 8.9 9.3 9.0 8.9 8.9 8.9 8.9 8.9 9.6 9.6 4 8.9 8.9 8.9 9.3 8.9 8.9 8.9 8.9 8.9 8.9 9.6 9.6 5 8.9 8.9 8.9 9.3 8.9 8.9 8.9 8.9 8.9 9.5 9.4 9.6 6 8.9 8.9 8.9 9.3 8.9 8.9 8.9 8.9 8.9 10.0 9.5 9.6 7 8.9 8.9 8.9 9.2 8.9 8.9 8.9 8.9 8.9 10.1 9.5 9.6 8 8.9 8.9 8.9 9.0 8.9 8.9 8.9 8.9 8.9 10.1 9.5 9.5 9 8.9 8.9 8.9 8.9 8.9 8.9 8.9 8.9 8.9 10.1 9.5 9.5 10 8.9 8.9 8.9 8.9 8.9 8.9 8.9 8.9 8.9 10.1 9.5 9.6 11 8.9 8.9 8.9 8.9 8.9 8.9 8.9 8.9 8.9 10.1 9.6 9.6 12 8.9 8.9 8.9 8.9 8.9 8.9 8.9 8.9 8.9 9.7 9.6 9.7 13 8.9 8.9 8.9 8.9 8.9 8.9 8.9 8.9 8.9 9.4 9.5 9.7 14 8.9 8.9 8.9 8.9 8.9 8.9 8.9 8.9 8.9 9.3 9.7 9.7 15 8.9 8.9 8.9 8.9 8.9 8.9 8.9 8.9 8.9 9.3 9.7 9.6 16 8.9 8.9 8.9 8.9 8.9 8.9 8.9 8.9 8.9 9.3 9.7 9.6 17 8.9 8.9 8.9 8.9 8.9 8.9 8.9 8.9 8.9 9.3 9.7 9.6 18 8.9 8.9 8.9 8.9 8.9 8.9 8.9 8.9 8.9 9.2 9.6 9.6 19 8.9 8.9 8.9 8.9 8.9 8.9 8.9 8.9 8.9 9.1 9.6 9.6 20 8.9 8.9 8.9 8.9 8.9 8.9 8.9 8.9 8.9 9.1 9.6 9.6 21 8.9 8.9 8.9 8.9 8.9 8.9 8.9 8.9 8.9 9.5 9.6 9.6 22 9.1 8.9 8.9 8.9 8.9 8.9 8.9 8.9 8.9 9.6 9.6 9.5 23 9.1 8.9 8.9 9.0 8.9 8.9 8.9 8.9 8.9 9.6 9.6 9.4 24 9.2 8.9 9.3 9.1 8.9 8.9 8.9 8.9 8.9 9.6 9.5 9.6 25 9.3 8.9 9.6 9.0 8.9 8.9 8.9 8.9 8.9 9.5 9.6 9.7 26 9.3 8.9 9.5 8.9 8.9 8.9 8.9 8.9 8.9 9.5 9.6 9.7 27 9.2 8.9 9.4 8.9 8.9 8.9 8.9 8.9 8.9 9.6 9.6 9.7 28 9.0 8.9 9.3 8.9 8.9 8.9 8.9 8.9 8.9 9.6 9.6 9.7 29 8.9 8.9 9.3 8.9 --8.9 8.9 8.9 8.9 9.6 9.6 9.7 30 8.9 8.9 9.3 8.9 --8.9 8.9 8.9 8.9 9.5 9.6 9.7 31 8.9 --9.3 8.9 --9.1 --8.9 --9.5 9.6 -------------------------------------------------------------------------------MEAN 9.0 8.9 9.0 9.0 8.9 8.9 8.9 8.9 8.9 9.5 9.6 9.6 MAX 9.3 9.3 9.7 9.4 9.0 9.6 8.9 8.9 8.9 10.1 9.7 9.8 MIN 8.9 8.9 8.9 8.9 8.9 8.9 8.9 8.9 8.9 8.9 9.4 9.4 -----------------------------------------------------------------------------WTR YR 2022 MEAN 9.10 MAX 10.15 MIN 8.90 FCDMC Annual Surface Water Report, Water Year 2022 Page 619 Phoenix Zoo Dam #5, ID #4407 Site Data LOCATION Located within the Phoenix Zoo property at the southwest corner. DRAINAGE AREA 0.23 mi2 STREAM TYPE Dam with permanent lake JURISDICTION Phoenix, Arizona WATERSHED Lower ACDC SECTION/TOWNSHIP/RANGE S09 T1N R4E LATITUDE N 33° 26' 57.1" | +33.44920 LONGITUDE W 111° 57' 04.2" | -111.95117 ARIZONA STATE PLANE E 689475 | N 890965 USGS QUAD SHEET Tempe 7.5-Minute STREAMGAGE INSTALLATION DATE 04/28/2016 - WY 2016 PERIOD OF AVAILABLE DATA RECORD 04/28/2016 - Current LENGTH OF AVAILABLE DATA RECORD 6.43 Years | 2,347 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 7.75 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,205.00 feet NAVD88 / 1,204.50 feet M.S.L. POINT OF ZERO FLOW Approximately 7.8 feet Gage Height SPILLWAY CREST ELEVATION 8.70 feet Gage Height AVERAGE TOP OF DAM ELEVATION 9.20 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 620 Location Map Phoenix Zoo Dam #5 - water year peaks 12 Volume (acre-feet) 10 8 6 4 2 0 2015 2020 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 621 2025 WY2022 Events Percent Spillway Capacity Date of Peak Peak Gage Height (feet) Peak Volume (ac-ft) 1/5 102.6 8.90 9.9 5/31 102.7 8.91 9.9 *It is not uncommon for this site to overtop every year. The base capacity is kept at approximately 95% capacity Hydrograph of peak WY 2022 impoundment event, 5/21 FCDMC Annual Surface Water Report, Water Year 2022 Page 622 Phoenix Zoo Dam #5, runoff data Discharge, in cfs-days, Water Year October 2021 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2021 TOTAL 0 MEAN 0 MAX 0 MIN 0 AC_FT 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 623 Phoenix Zoo Dam #5, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 9 9 9 10 9 9 9 --10 9 9 9 2 9 9 9 10 9 9 9 9 10 9 9 9 3 9 9 9 10 9 9 9 9 10 9 9 9 4 9 9 9 10 9 9 9 9 10 9 9 9 5 9 9 9 10 9 9 9 9 10 9 9 9 6 9 9 9 10 9 9 9 9 10 9 9 9 7 9 9 9 10 9 9 9 9 10 9 9 9 8 9 9 9 10 9 9 9 9 10 9 9 9 9 9 9 9 10 9 9 9 9 9 9 9 9 10 9 9 9 10 9 9 9 9 9 9 9 9 11 9 9 9 10 9 9 9 --9 9 9 9 12 9 9 9 10 9 9 9 --9 9 9 9 13 9 9 9 9 9 9 9 --9 9 9 9 14 9 9 9 9 9 9 9 --10 9 9 9 15 9 9 9 9 9 9 9 --10 9 9 9 16 9 9 9 9 9 9 9 --9 9 9 9 17 9 9 9 9 9 9 9 --9 9 9 9 18 9 9 9 9 9 9 9 --9 9 9 9 19 9 9 9 9 9 9 9 --9 9 9 9 20 9 9 9 9 9 9 9 9 9 9 9 9 21 9 9 9 9 9 9 9 9 9 9 9 9 22 9 9 9 9 9 9 9 9 9 9 9 9 23 9 9 9 9 9 9 9 9 9 9 9 9 24 9 9 10 10 9 9 9 9 9 9 9 9 25 9 9 10 10 9 9 9 9 9 9 9 9 26 9 9 10 10 9 9 9 9 9 9 9 9 27 9 9 10 9 9 --9 9 9 9 9 9 28 9 9 10 9 9 --9 9 9 9 9 9 29 9 9 10 9 ----9 9 9 9 9 9 30 9 9 10 9 ----9 10 9 9 9 9 31 9 --10 9 --9 --10 --9 9 -------------------------------------------------------------------------------MEAN 9 9 9 10 9 9 9 9 9 9 9 9 MAX 10 9 10 10 10 10 10 10 10 10 10 10 MIN 9 9 9 9 9 9 9 9 9 9 9 9 -----------------------------------------------------------------------------WTR YR 2022 MEAN 9 MAX 10 MIN 9 *Station was down from 5/11 to 5/19 for unknown reasons. No events were missed FCDMC Annual Surface Water Report, Water Year 2022 Page 624 Phoenix Zoo Dam #5, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 8.5 8.5 8.5 8.7 8.6 8.5 8.6 --8.7 8.6 8.6 8.6 2 8.5 8.6 8.5 8.7 8.6 8.6 8.5 8.5 8.7 8.6 8.6 8.6 3 8.4 8.6 8.5 8.8 8.6 8.5 8.5 8.5 8.7 8.6 8.6 8.5 4 8.5 8.5 8.5 8.9 8.6 8.5 8.5 8.5 8.7 8.6 8.6 8.5 5 8.4 8.5 8.5 8.8 8.6 8.5 8.5 8.5 8.7 8.6 8.6 8.5 6 8.4 8.5 8.5 8.7 8.6 8.5 8.5 8.5 8.7 8.6 8.6 8.5 7 8.5 8.5 8.5 8.7 8.6 8.6 8.5 8.5 8.7 8.6 8.6 8.5 8 8.4 8.5 8.5 8.7 8.6 8.6 8.5 8.5 8.7 8.6 8.6 8.5 9 8.4 8.5 8.5 8.7 8.5 8.5 8.5 8.6 8.6 8.6 8.6 8.5 10 8.4 8.5 8.6 8.7 8.5 8.5 8.6 8.6 8.6 8.6 8.6 8.6 11 8.4 8.5 8.5 8.7 8.6 8.6 8.6 --8.6 8.6 8.5 8.6 12 8.4 8.5 8.6 8.7 8.5 8.6 8.6 --8.6 8.6 8.5 8.6 13 8.4 8.5 8.6 8.6 8.5 8.6 8.5 --8.6 8.6 8.5 8.6 14 8.4 8.5 8.6 8.6 8.5 8.5 8.5 --8.7 8.5 8.6 8.6 15 8.4 8.5 8.6 8.6 8.5 8.6 8.5 --8.7 8.5 8.6 8.6 16 8.4 8.5 8.6 8.6 8.5 8.5 8.5 --8.6 8.5 8.6 8.6 17 8.4 8.5 8.6 8.6 8.5 8.5 8.5 --8.6 8.5 8.6 8.6 18 8.4 8.5 8.6 8.6 8.5 8.5 8.5 --8.6 8.5 8.6 8.6 19 8.4 8.5 8.6 8.6 8.5 8.5 8.5 --8.6 8.5 8.6 8.6 20 8.4 8.5 8.6 8.6 8.5 8.6 8.5 8.6 8.6 8.5 8.6 8.6 21 8.5 8.5 8.6 8.6 8.5 8.6 8.5 8.6 8.6 8.5 8.6 8.6 22 8.5 8.5 8.6 8.6 8.5 8.6 8.5 8.6 8.6 8.6 8.6 8.6 23 8.5 8.5 8.6 8.6 8.5 8.6 8.5 8.6 8.6 8.6 8.6 8.6 24 8.6 8.5 8.7 8.7 8.6 8.6 8.5 8.6 8.6 8.6 8.6 8.5 25 8.6 8.5 8.9 8.7 8.6 8.6 8.5 8.6 8.6 8.6 8.6 8.6 26 8.6 8.5 8.8 8.7 8.5 8.6 8.5 8.7 8.6 8.6 8.6 8.6 27 8.6 8.5 8.8 8.6 8.5 --8.6 8.6 8.6 8.6 8.6 8.6 28 8.5 8.5 8.8 8.6 8.5 --8.5 8.6 8.6 8.6 8.6 8.6 29 8.5 8.5 8.7 8.6 ----8.5 8.6 8.6 8.6 8.6 8.6 30 8.5 8.5 8.7 8.6 ----8.5 8.7 8.6 8.6 8.6 8.6 31 8.5 --8.7 8.6 --8.6 --8.7 --8.6 8.6 -------------------------------------------------------------------------------MEAN 8.5 8.5 8.6 8.7 8.5 8.6 8.5 8.6 8.6 8.6 8.6 8.6 MAX 8.7 8.6 8.9 8.9 8.7 8.8 8.7 8.9 8.9 8.7 8.7 8.7 MIN 8.3 8.4 8.5 8.5 8.5 8.5 8.4 8.4 8.6 8.4 8.5 8.5 -----------------------------------------------------------------------------WTR YR 2022 MEAN 8.57 MAX 8.91 MIN 8.34 FCDMC Annual Surface Water Report, Water Year 2022 Page 625 Picacho Wash, ID #74207 Site Data LOCATION Located near milepost 10 on SR74 DRAINAGE AREA 17.8 mi2 STREAM TYPE Natural Stream JURISDICTION Maricopa County, Arizona WATERSHED Trilby SECTION/TOWNSHIP/RANGE S28 T6N R2W LATITUDE N 33° 50' 08.3" | +33.83563 LONGITUDE W 112° 28' 32.1" | -112.47557 ARIZONA STATE PLANE E 530364 | N 1032224 USGS QUAD SHEET Hieroglyphic Mountains SW 7.5-Minute STREAMGAGE INSTALLATION DATE 04/11/2012 - WY 2012 PERIOD OF AVAILABLE DATA RECORD 04/11/2012 - Current LENGTH OF AVAILABLE DATA RECORD 10.47 Years | 3,825 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.90 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 1,961.783 feet NAVD88 POINT OF ZERO FLOW 0.1 feet EXTREME FOR PERIOD OF RECORD 2,437 cfs | 4.41 feet | 09/23/2019 FCDMC Annual Surface Water Report, Water Year 2022 Page 626 Watershed Map Picacho Wash - water year peaks 3,000 Discharge (cfs) 2,500 2,000 1,500 1,000 500 0 2010 2015 2020 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 627 2025 WY2022 Events Date of Peak Peak Gage Height Peak Discharge (cfs) 8/12 1.93 321 Hydrograph of peak WY 2022 flow event, 8/12/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 628 Picacho Wash, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 2 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 2 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 321 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 3 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 2 MEAN 0 MAX 321 MIN 0 AC_FT 3 FCDMC Annual Surface Water Report, Water Year 2022 Page 629 Pima Canyon Wash, ID #68707 Site Data LOCATION Located near 48th Street and Guadalupe Road DRAINAGE AREA 1.51 mi2 STREAM TYPE Culvert JURISDICTION Phoenix, Arizona WATERSHED South Mountain SECTION/TOWNSHIP/RANGE S05 T1S R4E LATITUDE N 33° 21' 54.1" | +33.36504 LONGITUDE W 111° 58' 30.4" | -111.97512 ARIZONA STATE PLANE E 682150 | N 860330 USGS QUAD SHEET Guadalupe 7.5-Minute STREAMGAGE INSTALLATION DATE 04/15/2014 - WY 2014 PERIOD OF AVAILABLE DATA RECORD 04/15/2014 - Current LENGTH OF AVAILABLE DATA RECORD 8.46 Years | 3,091 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 1.69 feet Gage Height STAFF GAGES 1 CREST STAGE GAGES None ZERO GAGE HEIGHT ELEVATION 1,302.896 feet NAVD88 POINT OF ZERO FLOW 1.5 feet Gage Height EXTREME FOR PERIOD OF RECORD 345 cfs | 6.52 feet Gage Height | 09/08/2014 FCDMC Annual Surface Water Report, Water Year 2022 Page 630 Watershed Map FCDMC Annual Surface Water Report, Water Year 2022 Page 631 WY2022 Events Date of Peak Peak Gage Height None Hydrograph of peak WY 2022 flow event, No runoff recorded in Water Year 2022. FCDMC Annual Surface Water Report, Water Year 2022 Page 632 Peak Discharge (cfs) Pima Canyon Wash, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 --23 --24 --25 --26 --27 --28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 0 MEAN 0 MAX 0 MIN 0 AC_FT 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 633 Powder House Wash, ID #52507 Site Data LOCATION In Wickenburg, north of Constellation Road DRAINAGE AREA 1.84 mi2 STREAM TYPE Natural Stream JURISDICTION Wickenburg, Arizona WATERSHED Lower Hassayampa SECTION/TOWNSHIP/RANGE S06 T7N R4W LATITUDE N 33° 58' 51.0" | +33.98083 LONGITUDE W 112° 43' 02.3" | -112.71732 ARIZONA STATE PLANE E 457292 | N 1085363 USGS QUAD SHEET Wickenburg 7.5-Minute STREAMGAGE INSTALLATION DATE 05/18/1995 - WY 1995 PERIOD OF AVAILABLE DATA RECORD 05/18/1995 - Current LENGTH OF AVAILABLE DATA RECORD 27.37 Years | 9,998 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION -0.50 feet Gage Height STAFF GAGES None CREST STAGE GAGES One ZERO GAGE HEIGHT ELEVATION 2,133.590 feet NAVD88 POINT OF ZERO FLOW -0.6 feet Gage Height EXTREME FOR PERIOD OF RECORD 2,312 cfs | 2.42 feet | 07/18/2015 FCDMC Annual Surface Water Report, Water Year 2022 Page 634 Watershed Map Powder House Wash - water year peaks 2,500 Discharge (cfs) 2,000 1,500 1,000 500 0 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 635 2015 2020 2025 WY2022 Events Date of Peak Peak Gage Height (feet) Peak Discharge (cfs) 8/4 0.58 251 Hydrograph of peak WY 2022 flow event, 08/04/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 636 Powder House Wash, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 2 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 2 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 251 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 5 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 4 MEAN 0 MAX 251 MIN 0 AC_FT 8 FCDMC Annual Surface Water Report, Water Year 2022 Page 637 Powerline Floodway, ID #37507 Site Data LOCATION Located near Ellsworth and Ray Roads DRAINAGE AREA Not Determined STREAM TYPE Engineered Channel JURISDICTION Mesa, Arizona WATERSHED Lower East Maricopa Floodway SECTION/TOWNSHIP/RANGE S28 T1S R7E LATITUDE N 33° 19' 16.4" | +33.32123 LONGITUDE W 111° 38' 09.9" | -111.63609 ARIZONA STATE PLANE E 785714 | N 844518 USGS QUAD SHEET Higley 7.5-Minute STREAMGAGE INSTALLATION DATE 02/13/2008 - WY 2008 PERIOD OF AVAILABLE DATA RECORD 02/13/2008 - Current LENGTH OF AVAILABLE DATA RECORD 14.63 Years | 5,344 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.20 feet Gage Height STAFF GAGES One CREST STAGE GAGES None ZERO GAGE HEIGHT ELEVATION 1,381.654 feet NAVD88 POINT OF ZERO FLOW 0.00 feet Gage Height EXTREME FOR PERIOD OF RECORD 1,077 cfs | 4.70 feet | 09/04/2012 FCDMC Annual Surface Water Report, Water Year 2022 Page 638 Watershed Map Powerline Floodway - water year peaks 1,200 Discharge (cfs) 1,000 800 600 400 200 0 2005 2010 2015 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 639 2020 2025 WY2022 Events Date of Peak 12/24 7/28 8/20 9/11 Peak Gage Height 0.70 0.77 0.57 1.27 Hydrograph of peak WY 2022 flow event, 09/11/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 640 Peak Discharge (cfs) 36 42 27 87 Powerline Floodway, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 2 8 2 9 10 11 6 12 7 13 14 15 16 17 18 19 2 3 20 18 21 5 22 23 24 17 25 2 26 --27 --28 12 29 --36 30 --20 31 --------2 -------------------------------------------------------------------------------TOTAL 0 0 21 0 0 0 4 0 0 69 25 13 MEAN 0 0 1 0 0 0 0 0 0 2 1 0 MAX 0 0 36 0 0 0 8 0 0 42 27 87 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 42 0 0 0 7 0 0 138 50 25 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 133 MEAN 0 MAX 87 MIN 0 AC_FT 263 FCDMC Annual Surface Water Report, Water Year 2022 Page 641 Powerline FRS, ID #36807 Site Data LOCATION Located south of Apache Junction east of Ironwood Road DRAINAGE AREA 46.8 mi2 STREAM TYPE Dam of natural drainage JURISDICTION Pinal County, Arizona WATERSHED Upper East Maricopa Floodway SECTION/TOWNSHIP/RANGE S09 T1S R8E LATITUDE N 33° 21' 16.7" | +33.35463 LONGITUDE W 111° 32' 45.5" | -111.54598 ARIZONA STATE PLANE E 813178 | N 856755 USGS QUAD SHEET Desert Well 7.5-Minute STREAMGAGE INSTALLATION DATE 12/02/1992 - WY 1993 PERIOD OF AVAILABLE DATA RECORD 12/02/1992 - Current LENGTH OF AVAILABLE DATA RECORD 29.83 Years | 10,895 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.20 feet Gage Height STAFF GAGES 5 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,563.822 feet NAVD88 POINT OF ZERO FLOW 0.00 feet Gage Height SPILLWAY ELEVATION 21.1 feet Gage Height TOP OF DAM ELEVATION 25.6 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 642 Watershed Map Powerline FRS - water year peaks 1,200 Volume (acre-feet) 1,000 800 600 400 200 0 1990 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 643 2015 2020 2025 WY2022 Events Date of Peak 12/24 7/28 8/12 8/19 9/1 9/11 Peak Gage Height (feet) 0.63 5.60 1.30 1.54 0.81 1.39 Peak Volume (ac-ft) 40.3 539.7 80.3 98.2 47.6 86.3 Hydrograph of peak 2022 impoundment event, 07/29/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 644 Percent Spillway Capacity 0.6 11.0 1.4 1.8 0.8 1.5 Powerline FRS, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 16 2 2 11 2 3 3 14 4 2 13 5 4 6 7 8 9 10 11 1 12 2 2 13 14 15 16 17 18 19 4 20 14 21 14 22 10 23 1 3 24 2 2 25 26 27 28 26 29 --60 30 --41 31 --------25 -------------------------------------------------------------------------------TOTAL 0 0 2 7 3 0 0 0 0 152 105 5 MEAN 0 0 0 0 0 0 0 0 0 5 3 0 MAX 0 0 8 6 5 0 0 0 0 75 19 17 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 3 13 7 0 0 0 0 302 208 11 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 274 MEAN 1 MAX 75 MIN 0 AC_FT 543 FCDMC Annual Surface Water Report, Water Year 2022 Page 645 Powerline FRS, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 80 2 2 7 59 7 3 13 70 4 12 67 5 20 6 7 8 9 10 11 7 12 10 9 13 14 15 16 17 18 19 21 20 72 21 70 22 53 23 5 14 24 7 12 25 26 27 28 182 29 --363 30 --214 31 --------121 -------------------------------------------------------------------------------MEAN 0 0 0 1 1 0 0 0 0 28 17 1 MAX 0 0 40 31 25 0 0 0 0 540 96 86 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 4 MAX 540 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 646 Powerline FRS, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 1.3 0.3 2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 1.0 0.3 3 0.2 0.2 0.2 0.3 0.2 0.2 0.2 0.2 0.2 0.2 1.2 0.2 4 0.2 0.2 0.2 0.3 0.2 0.2 0.2 0.2 0.2 0.2 1.1 0.2 5 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.5 0.2 6 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 7 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 8 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 9 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 10 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 11 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.3 12 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.3 0.3 13 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 14 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 15 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 16 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 17 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 18 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 19 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.5 0.2 20 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 1.2 0.2 21 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 1.1 0.2 22 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.9 0.2 23 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.4 0.2 24 0.2 0.2 0.3 0.2 0.3 0.2 0.2 0.2 0.2 0.2 0.2 0.2 25 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 26 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 27 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 28 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 2.1 0.2 0.2 29 0.2 0.2 0.2 0.2 --0.2 0.2 0.2 0.2 4.2 0.2 0.2 30 0.2 0.2 0.2 0.2 --0.2 0.2 0.2 0.2 2.9 0.2 0.2 31 0.2 --0.2 0.2 --0.2 --0.2 --1.9 0.2 -------------------------------------------------------------------------------MEAN 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.5 0.4 0.2 MAX 0.2 0.2 0.6 0.5 0.4 0.2 0.2 0.2 0.2 5.6 1.5 1.4 MIN 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0.25 MAX 5.60 MIN 0.20 FCDMC Annual Surface Water Report, Water Year 2022 Page 647 Price Drain @ Loop 202, ID #31507 Site Data LOCATION Located within the Loop 101 / Loop 202 Interchange DRAINAGE AREA Not Determined STREAM TYPE Engineered Channel JURISDICTION Mesa WATERSHED Lower East Maricopa Floodway SECTION/TOWNSHIP/RANGE S18 T1N R5E LATITUDE N 33° 26' 03.8" | +33.43440 LONGITUDE W 111° 53' 25.0" | -111.89028 ARIZONA STATE PLANE E 708043 | N 885566 USGS QUAD SHEET Tempe 7.5-Minute STREAMGAGE INSTALLATION DATE 02/18/2001 - WY 2001 PERIOD OF AVAILABLE DATA RECORD 02/18/2001 - Current LENGTH OF AVAILABLE DATA RECORD 21.62 Years | 7,895 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.20 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,158.136 feet NAVD 88 POINT OF ZERO FLOW 0.00 feet Gage Height EXTREME FOR PERIOD OF RECORD 993 cfs | 8.50 feet | 03/04/2004 FCDMC Annual Surface Water Report, Water Year 2022 Page 648 Location Map (watershed undetermined) Price Drain - water year peaks 1,200 Discharge (cfs) 1,000 800 600 400 200 0 2000 2005 2010 2015 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 649 2020 2025 WY2022 Events Date of Peak 12/10 12/24 1/1 7/14 7/17 8/4 8/19 8/22 9/10 9/11 9/21 Peak Gage Height (feet) 2.86 4.28 2.46 2.44 4.61 2.51 2.61 2.41 2.54 3.24 2.09 Hydrograph of peak WY 2022 flow event, 07/18/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 650 Peak Discharge (cfs) 123 265 93 91 310 96 104 89 99 156 68 Price Drain, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 17 12 13 50 12 11 14 13 13 11 13 8 2 16 12 13 16 11 12 12 12 13 13 14 10 3 16 11 16 11 12 9 13 15 15 12 14 13 4 17 12 14 11 13 11 11 16 13 11 40 15 5 25 17 15 11 13 14 13 10 12 12 17 12 6 29 13 12 10 11 12 13 13 13 11 16 14 7 13 14 10 9 11 10 11 17 11 13 14 11 8 17 11 9 10 11 11 17 15 12 12 17 8 9 18 12 15 12 12 14 14 15 11 12 27 18 10 18 13 64 9 13 15 13 14 12 14 12 33 11 17 14 13 9 17 18 15 12 13 13 13 24 12 14 17 10 9 18 19 13 13 9 14 16 40 13 17 22 9 9 18 18 17 12 8 15 18 16 14 12 20 9 17 18 19 17 16 9 49 16 13 15 14 20 11 18 14 17 17 13 13 26 18 17 16 16 21 13 18 15 19 15 10 14 14 11 14 17 15 20 12 12 16 17 14 12 12 44 12 14 18 18 19 14 12 16 19 13 11 13 57 15 21 19 19 23 16 14 18 17 15 15 11 46 40 21 20 16 38 16 14 14 15 15 12 9 15 17 19 21 16 21 13 14 13 15 13 11 8 15 24 37 22 16 15 13 15 14 14 14 13 8 11 43 18 23 19 11 8 21 32 14 16 13 9 13 19 23 24 15 10 122 15 29 13 16 10 9 12 19 21 25 15 10 64 15 13 11 17 11 10 12 11 19 26 13 11 24 15 10 15 16 9 12 19 20 19 27 16 14 21 14 10 14 19 8 10 14 17 19 28 14 15 17 13 11 15 17 14 14 16 17 18 29 15 14 13 15 --16 16 9 12 16 16 17 30 15 12 11 12 --19 16 9 11 16 12 17 31 16 --10 11 --14 --10 --15 12 -------------------------------------------------------------------------------TOTAL 515 473 620 444 416 456 443 383 341 574 573 550 MEAN 17 16 20 14 15 15 15 12 11 19 18 18 MAX 56 60 265 93 54 22 35 20 24 310 104 156 MIN 10 7 6 6 7 6 9 6 5 6 6 5 AC_FT 1021 939 1229 880 826 905 878 760 676 1139 1136 1091 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 5787 MEAN 16 MAX 310 MIN 5 AC_FT 11478 NOTE: There is almost always a base flow at this location, of undetermined origin. FCDMC Annual Surface Water Report, Water Year 2022 Page 651 Prickly Pear Wash, ID #8107 Site Data LOCATION Located at John Teets Park near 43rd Way and Ramuda Drive DRAINAGE AREA 1.38 mi2 STREAM TYPE Channelized Natural Stream JURISDICTION Phoenix, Arizona WATERSHED Upper Indian Bend Wash SECTION/TOWNSHIP/RANGE S06 T4N R4E LATITUDE N 33° 43' 15.9" | +33.72107 LONGITUDE W 111° 59' 24.0" | -111.99001 ARIZONA STATE PLANE E 677700 | N 989880 USGS QUAD SHEET Curry's Corner 7.5-Minute STREAMGAGE INSTALLATION DATE 06/01/2017 - WY 2017 PERIOD OF AVAILABLE DATA RECORD 06/01/2017 - Current LENGTH OF AVAILABLE DATA RECORD 5.33 Years | 1,948 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.70 feet Gage Height STAFF GAGES None CREST STAGE GAGES None ZERO GAGE HEIGHT ELEVATION 1,730.253 feet NAVD88 POINT OF ZERO FLOW 0.0 feet Gage Height EXTREME FOR PERIOD OF RECORD No Events Recorded FCDMC Annual Surface Water Report, Water Year 2022 Page 652 Watershed Map FCDMC Annual Surface Water Report, Water Year 2022 Page 653 WY2022 Events Date of Peak Peak Gage Height None Hydrograph of peak WY 2022 flow event There was no runoff events recorded in Water Year 2022. FCDMC Annual Surface Water Report, Water Year 2022 Page 654 Peak Discharge (cfs) Prickly Pear Wash, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 0 MEAN 0 MAX 0 MIN 0 AC_FT 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 655 Queen Creek at CAP, ID #38007 Site Data LOCATION Located in Pinal County at the CAP crossing and the Sonoqui Dike DRAINAGE AREA 200 mi2 STREAM TYPE Dike across natural stream JURISDICTION Pinal County, Arizona WATERSHED Upper East Maricopa Floodway SECTION/TOWNSHIP/RANGE S26 T2S R8E LATITUDE N 33° 13' 55.8" | +33.23216 LONGITUDE W 111° 30' 11.3" | -111.50314 ARIZONA STATE PLANE E 826447 | N 812254 USGS QUAD SHEET Magma 7.5-Minute STREAMGAGE INSTALLATION DATE 01/14/1999 - WY 1999 PERIOD OF AVAILABLE DATA RECORD 01/14/1999 - Current LENGTH OF AVAILABLE DATA RECORD 23.71 Years | 8,661 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.20 feet Gage Height STAFF GAGES None CREST STAGE GAGES None ZERO GAGE HEIGHT ELEVATION 1,569.003 feet NAVD88 POINT OF ZERO FLOW 0.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 1,034 cfs | 10.15 feet | 02/12/2005 FCDMC Annual Surface Water Report, Water Year 2022 Page 656 Watershed Map Queen Creek at CAP - water year peaks 1,200 Discharge (cfs) 1,000 800 600 400 200 0 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 657 2015 2020 2025 WY2022 Events Date of Peak 12/25 1/1 7/29 8/13 8/20 Peak Gage Height 3.36 8.27 2.74 3.14 3.81 Hydrograph of peak WY 2022 flow event, 01/01/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 658 Peak Discharge (cfs) 70 871 7 44 128 Queen Creek at CAP, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 365 2 49 3 4 5 6 7 8 9 10 11 12 2 13 8 14 15 16 17 18 19 13 20 42 21 13 22 23 24 25 25 26 27 28 29 --1 30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 25 414 0 0 0 0 0 1 79 0 MEAN 0 0 1 13 0 0 0 0 0 0 3 0 MAX 0 0 70 871 0 0 0 0 0 7 128 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 51 821 0 0 0 0 0 2 157 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 519 MEAN 1 MAX 871 MIN 0 AC_FT 1030 FCDMC Annual Surface Water Report, Water Year 2022 Page 659 Queen Creek at Rittenhouse Road, ID #37707 Site Data LOCATION At the Queen Creek crossing of Rittenhouse Road DRAINAGE AREA 236 mi2 STREAM TYPE Box Culvert on natural stream JURISDICTION Queen Creek, Arizona WATERSHED Upper East Maricopa Floodway SECTION/TOWNSHIP/RANGE S25 T2S R7E LATITUDE N 33° 13' 48.9" | +33.23025 LONGITUDE W 111° 35' 39.4" | -111.59428 ARIZONA STATE PLANE E 798582 | N 811460 USGS QUAD SHEET Sacaton NE 7.5-Minute STREAMGAGE INSTALLATION DATE 09/14/1993 - WY 1993 PERIOD OF AVAILABLE DATA RECORD 09/14/1993 - Current LENGTH OF AVAILABLE DATA RECORD 29.05 Years | 10,609 Days GAPS IN RECORD 05/28/2014 - 06/29/2014; 09/19/2019 - 07/21/2020 STAGE GAGE TYPE None STAGE GAGE ELEVATION 0.10 feet Gage Height STAFF GAGES One CREST STAGE GAGES One ZERO GAGE HEIGHT ELEVATION 1,438.00 feet NAVD88 POINT OF ZERO FLOW 0.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 575 cfs | 2.25 feet | 01/05/1995 FCDMC Annual Surface Water Report, Water Year 2022 Page 660 Watershed Map Queen Creek at Rittenhouse Road - water year peaks 700 Discharge (cfs) 600 500 400 300 200 100 0 1990 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 661 2015 2020 2025 WY2022 Events Date of Peak 1/2 6/18 8/19 Peak Gage Height 1.40 0.77 0.70 Hydrograph of peak WY 2022 flow event, 01/02/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 662 Peak Discharge (cfs) 231 61 52 Queen Creek at Rittenhouse Road, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 4 2 40 3 4 5 6 7 8 9 10 11 12 1 13 14 15 16 2 17 2 18 2 12 19 1 5 15 20 1 5 21 6 22 23 24 2 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 13 44 0 0 0 0 17 0 26 0 MEAN 0 0 0 1 0 0 0 0 1 0 1 0 MAX 0 0 14 231 0 0 0 0 61 0 52 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 26 87 0 0 0 0 33 0 51 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 100 MEAN 0 MAX 231 MIN 0 AC_FT 198 FCDMC Annual Surface Water Report, Water Year 2022 Page 663 Rainbow Wash, ID #42807 Site Data LOCATION Located on SR85 about 10 miles south of Buckeye DRAINAGE AREA 18.3 mi2 STREAM TYPE Natural Stream JURISDICTION Maricopa County, Arizona WATERSHED Gillespie SECTION/TOWNSHIP/RANGE S23 T2S R4W LATITUDE N 33° 14' 08.0" | +33.23556 LONGITUDE W 112° 38' 21.0" | -112.63917 ARIZONA STATE PLANE E 479082 | N 813998 USGS QUAD SHEET Cotton Center NW 7.5-Minute STREAMGAGE INSTALLATION DATE 11/06/2000 - WY 2001 PERIOD OF AVAILABLE DATA RECORD 11/06/2000 - Current LENGTH OF AVAILABLE DATA RECORD 21.90 Years | 7,999 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.07 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 900.06 feet NAVD88 POINT OF ZERO FLOW 0.1 feet Gage Height EXTREME FOR PERIOD OF RECORD 7,500 cfs | 8.20 feet | 09/08/2014 FCDMC Annual Surface Water Report, Water Year 2022 Page 664 Watershed Map Rainbow Wash - water year peaks 8,000 Discharge (cfs) 7,000 6,000 5,000 4,000 3,000 2,000 1,000 0 2000 2005 2010 2015 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 665 2020 2025 WY2022 Events Date of Peak 8/20 9/9 Peak Gage Height (feet) 0.54 0.72 Hydrograph of peak WY 2022 flow event, 09/09/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 666 Peak Discharge (cfs) 163 200 Rainbow Wash, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 32 10 11 12 13 14 15 16 17 18 19 20 9 21 1 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 10 32 MEAN 0 0 0 0 0 0 0 0 0 0 0 1 MAX 0 0 0 0 0 0 0 0 0 0 163 200 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 20 64 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 42 MEAN 0 MAX 200 MIN 0 AC_FT 84 FCDMC Annual Surface Water Report, Water Year 2022 Page 667 Rawhide Wash, ID #61007 Site Data LOCATION On Dynamite Boulevard about 1/4 mile west of Pima Road DRAINAGE AREA 8.9 mi2 STREAM TYPE Natural stream JURISDICTION Scottsdale, Arizona WATERSHED Upper Indian Bend SECTION/TOWNSHIP/RANGE S36 T5N R4E LATITUDE N 33° 44' 28.1" | +33.74115 LONGITUDE W 111° 53' 53.3" | -111.89814 ARIZONA STATE PLANE E 705634 | N 997198 USGS QUAD SHEET Curry's Corner 7.5-Minute STREAMGAGE INSTALLATION DATE 07/27/1999 - WY 1999 PERIOD OF AVAILABLE DATA RECORD 07/27/1999 - Current LENGTH OF AVAILABLE DATA RECORD 23.18 Years | 8,467 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.52 feet Gage Height STAFF GAGES 1 CREST STAGE GAGES 2 ZERO GAGE HEIGHT ELEVATION 2,220.142 feet NAVD88 POINT OF ZERO FLOW 0.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 446 cfs | 2.07 feet | 09/09/2006 FCDMC Annual Surface Water Report, Water Year 2022 Page 668 Watershed Map Discharge (cfs) Rawhide Wash - water year peaks 500 450 400 350 300 250 200 150 100 50 0 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 669 2015 2020 2025 WY2022 Events Date of Peak 7/30 8/12 Peak Gage Height 0.99 0.76 Hydrograph of peak WY 2022 flow event, 08/13/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 670 Peak Discharge (cfs) 131 64 Rawhide Wash, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 2 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --7 31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 7 2 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 131 64 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 13 3 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 9 MEAN 0 MAX 131 MIN 0 AC_FT 17 FCDMC Annual Surface Water Report, Water Year 2022 Page 671 Reata Pass Dam, ID #61207 Site Data LOCATION Located south of Dynamite Boulevard and east of Alma School Parkway DRAINAGE AREA 1.15 mi2 JURISDICTION Scottsdale, Arizona WATERSHED Upper Indian Bend SECTION/TOWNSHIP/RANGE S33 T5N R5E LATITUDE N 33° 44' 04.1" | +33.73446 LONGITUDE W 111° 50' 37.0" | -111.84362 ARIZONA STATE PLANE E 722200 | N 994776 USGS QUAD SHEET McDowell Peak 7.5-Minute STREAMGAGE INSTALLATION DATE 10/02/2001 - WY 2002 PERIOD OF AVAILABLE DATA RECORD 10/02/2001 - Current LENGTH OF AVAILABLE DATA RECORD 21.00 Years | 7,669 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.15 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 2,590.50 feet NAVD88 POINT OF ZERO FLOW 0.00 feet Gage Height SPILLWAY CREST ELEVATION 16.50 feet Gage Height TOP OF DAM ELEVATION 19.30 feet Gage Height MAXIMUM RECORDED IMPOUNDMENT 8.51 ft. | 21.0 ac-ft | 42.4 % full | 08/30/1996 FCDMC Annual Surface Water Report, Water Year 2022 Page 672 Watershed Map Reata Pass Dam - water year peaks Volume (acre-feet) 25 20 15 10 5 0 1990 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 673 2015 2020 2025 WY2022 Events Date of Peak 12/24 12/29 8/12 Peak Gage Height (feet) 2.05 1.58 3.77 Peak Volume (ac-ft) 0.6 0.3 2.2 Hydrograph of peak 2022 impoundment event, 08/13/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 674 Percent Spillway Capacity 1.3 0.9 4.5 Reata Pass Dam, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 8 13 14 15 16 17 18 19 20 21 22 23 24 5 25 26 27 28 29 2 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 8 0 0 0 0 0 0 0 8 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 22 0 1 0 0 0 0 2 101 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 15 0 0 0 0 0 0 0 15 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 16 MEAN 0 MAX 101 MIN 0 AC_FT 31 FCDMC Annual Surface Water Report, Water Year 2022 Page 675 Reata Pass Dam, volume data Volume, in Acre-Feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 1 0 0 0 0 0 0 0 2 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 2 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 676 Reata Pass Dam, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 0.1 0.1 0.1 0.3 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 2 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 3 0.1 0.1 0.2 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 4 0.1 0.1 0.2 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 5 0.1 0.1 0.2 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 6 0.1 0.1 0.2 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 7 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 8 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 9 0.1 0.1 0.3 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 10 0.1 0.1 0.3 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 11 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 12 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.6 0.1 13 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 14 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 15 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 16 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 17 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 18 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 19 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.2 0.1 20 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 21 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 22 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 23 0.1 0.1 0.1 0.1 0.4 0.1 0.1 0.1 0.1 0.1 0.2 0.1 24 0.1 0.1 1.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 25 0.1 0.1 0.2 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 26 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 27 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 28 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.2 0.1 0.1 29 0.1 0.1 0.9 0.1 --0.1 0.1 0.1 0.1 0.1 0.1 0.1 30 0.1 0.1 0.1 0.1 --0.1 0.1 0.1 0.1 0.2 0.1 0.1 31 0.1 --0.3 0.1 --0.1 --0.1 --0.1 0.1 -------------------------------------------------------------------------------MEAN 0.1 0.1 0.2 0.2 0.2 0.1 0.1 0.1 0.1 0.2 0.2 0.1 MAX 0.1 0.1 2.0 0.6 1.0 0.1 0.1 0.1 0.1 1.1 3.8 0.1 MIN 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0.16 MAX 3.77 MIN 0.15 FCDMC Annual Surface Water Report, Water Year 2022 Page 677 Reata Pass Wash, ID #60007 Site Data LOCATION Located on Pinnacle Peak Road about 1.6 miles east of Pima Road DRAINAGE AREA 8.0 mi2 STREAM TYPE Natural stream JURISDICTION Scottsdale, Arizona WATERSHED Upper Indian Bend SECTION/TOWNSHIP/RANGE S17 T4N R5E LATITUDE N 33° 41' 52.9" | +33.69804 LONGITUDE W 111° 51' 50.6" | -111.86408 ARIZONA STATE PLANE E 715998 | N 981513 USGS QUAD SHEET McDowell Peak 7.5-Minute STREAMGAGE INSTALLATION DATE 05/15/2001 - WY 2001 PERIOD OF AVAILABLE DATA RECORD 05/15/2001 - Current LENGTH OF AVAILABLE DATA RECORD 21.38 Years | 7,809 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.30 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 2,172.777 feet NAVD88 POINT OF ZERO FLOW 0.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 1,197 cfs | 2.08 feet | 09/08/2014 EXTREME OUTSIDE PERIOD OF RECORD 1,780 cfs | 08/29/1996 FCDMC Annual Surface Water Report, Water Year 2022 Page 678 Watershed Map Reata Pass Wash - water year peaks 1,400 Discharge (cfs) 1,200 1,000 800 600 400 200 0 2000 2005 2010 2015 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 679 2020 2025 WY2022 Events Date of Peak 8/12 Peak Gage Height (feet) 0.97 Hydrograph of peak WY 2022 flow event, FCDMC Annual Surface Water Report, Water Year 2022 Page 680 Peak Discharge (cfs) 9 Reata Pass Wash, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 9 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 0 MEAN 0 MAX 9 MIN 0 AC_FT 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 681 Red Mountain Freeway Levee at McDowell Road, ID #80007 Site Data LOCATION Located at McDowell Road and the Loop 202 DRAINAGE AREA 13.6 mi2 at outlet gage STREAM TYPE Engineered Channel / Levee / Dam JURISDICTION Mesa, Arizona WATERSHED Lower Verde SECTION/TOWNSHIP/RANGE S06 T1N R7E LATITUDE N 33° 27' 57.4" | +33.46594 LONGITUDE W 111° 40' 42.0" | -111.67834 ARIZONA STATE PLANE E 772695 | N 897129 USGS QUAD SHEET Buckhorn 7.5-Minute STREAMGAGE INSTALLATION DATE 06/19/2008 - WY 2008 PERIOD OF AVAILABLE DATA RECORD 06/19/2008 - Current LENGTH OF AVAILABLE DATA RECORD 14.28 Years | 5,217 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.35 feet Gage Height STAFF GAGES None CREST STAGE GAGES None ZERO GAGE HEIGHT ELEVATION 1,569.19 feet NAVD88 POINT OF ZERO FLOW 0.00 feet Gage Height DAM ELEVATIONS AS RELATED TO GAGE HEIGHT AT THIS SITE SPOOK HILL PRINCIPAL OUTLET ELEVATION -1.09 feet Gage Height SPOOK HILL UNGATED PRINCIPAL OUTLET INLET ELEVATION 8.31 feet Gage Height MINIMUM FREEWAY LEVEE ELEVATION 12.91 feet Gage Height SPOOK HILL SPILLWAY ELEVATION 14.71 feet Gage Height SPOOK HILL TOP OF DAM ELEVATION 24.21 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 682 Watershed Map Red Mountain Freeway Levee at McDowell Road - water year peaks 400 Volume (acre-feet) 350 300 250 200 150 100 50 0 2005 2010 2015 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 683 2020 2025 WY2022 Events Date of Peak 12/25 1/1 8/12 9/7 9/12 9/21 Peak Gage Height (feet) 1.40 0.52 2.89 0.87 0.79 0.47 Peak Volume (ac-ft) 8.2 1.0 41.2 3.1 2.5 0.9 Hydrograph of peak 2022 impoundment event, 08/12/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 684 Percent Spillway Capacity 0.2 0.0 1.0 0.1 0.1 0.1 Red Mountain Freeway Levee at McDowell Road, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 18 2 17 3 5 4 5 6 7 6 8 9 10 2 11 12 14 27 13 39 13 14 37 13 15 34 16 23 17 2 18 2 19 14 20 5 21 6 22 23 24 16 2 25 32 9 26 31 2 27 15 --28 29 --5 30 --9 31 --------1 -------------------------------------------------------------------------------TOTAL 0 0 96 40 2 0 0 0 0 15 179 65 MEAN 0 0 3 1 0 0 0 0 0 0 6 2 MAX 0 0 33 22 6 0 0 0 0 12 40 29 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 190 79 4 0 0 0 0 30 355 129 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 397 MEAN 1 MAX 40 MIN 0 AC_FT 787 FCDMC Annual Surface Water Report, Water Year 2022 Page 685 Red Mountain Freeway Levee at McDowell Road, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 1 2 1 3 4 5 6 7 8 9 10 11 12 13 2 13 32 1 14 21 1 15 13 16 4 17 18 19 1 20 21 22 23 24 3 25 7 1 26 5 27 2 --28 29 --30 --1 31 ---------------------------------------------------------------------------------------MEAN 0 0 1 0 0 0 0 0 0 0 3 0 MAX 0 0 8 1 0 0 0 0 0 1 41 3 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 41 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 686 Red Mountain Freeway Levee at McDowell Road, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 0.0 0.0 0.0 0.4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 2 0.0 0.0 0.0 0.4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 3 0.0 0.0 0.0 0.2 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 6 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 7 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1 8 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 9 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 10 0.0 0.0 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 11 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 12 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.0 0.7 13 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 2.6 0.4 14 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 2.2 0.3 15 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.7 0.0 16 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.8 0.0 17 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.0 18 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.0 19 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.4 0.0 20 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.2 0.0 21 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.2 22 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 23 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 24 0.0 0.0 0.6 0.0 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 25 0.0 0.0 1.3 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.3 0.0 26 0.0 0.0 1.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.0 27 0.0 0.0 0.5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 --28 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 29 0.0 0.0 0.0 0.0 --0.0 0.0 0.0 0.0 0.2 0.0 0.0 30 0.0 0.0 0.0 0.0 --0.0 0.0 0.0 0.0 0.3 0.0 0.0 31 0.0 --0.0 0.0 --0.0 --0.0 --0.0 0.0 -------------------------------------------------------------------------------MEAN 0.0 0.0 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.3 0.1 MAX 0.0 0.0 1.4 0.5 0.2 0.0 0.0 0.0 0.0 0.3 2.9 0.9 MIN 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0.04 MAX 2.89 MIN 0.00 FCDMC Annual Surface Water Report, Water Year 2022 Page 687 Red Mountain Freeway Levee at McKellips Road , ID #79807 Site Data LOCATION Located at McKellips Road and the Loop 202 DRAINAGE AREA 13.6 mi2 at outlet gage STREAM TYPE Engineered Channel / Levee / Dam JURISDICTION Mesa, Arizona WATERSHED Lower Verde SECTION/TOWNSHIP/RANGE S07 T1N R7E LATITUDE N 33° 27' 04.7" | +33.45131 LONGITUDE W 111° 40' 03.4" | -111.66761 ARIZONA STATE PLANE E 775920 | N 891753 USGS QUAD SHEET Buckhorn 7.5-Minute STREAMGAGE INSTALLATION DATE 06/19/2008 - WY 2008 PERIOD OF AVAILABLE DATA RECORD 06/19/2008 - Current LENGTH OF AVAILABLE DATA RECORD 14.28 Years | 5,217 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.31 feet Gage Height STAFF GAGES None CREST STAGE GAGES None ZERO GAGE HEIGHT ELEVATION 1,570.22 feet NAVD 1988 POINT OF ZERO FLOW 0.00 feet Gage Height DAM ELEVATIONS AS RELATED TO GAGE HEIGHT AT THIS SITE SPOOK HILL PRINCIPAL OUTLET ELEVATION -2.12 feet Gage Height SPOOK HILL UNGATED PRINCIPAL OUTLET INLET ELEVATION 7.28 feet Gage Height MINIMUM FREEWAY LEVEE ELEVATION 12.78 feet Gage Height SPOOK HILL SPILLWAY ELEVATION 13.68 feet Gage Height SPOOK HILL TOP OF DAM ELEVATION 23.18 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 688 Watershed Map Red Mountain Freeway Levee at McKellips Road - water year peaks 400 Volume (acre-feet) 350 300 250 200 150 100 50 0 2005 2010 2015 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 689 2020 2025 WY2022 Events Date of Peak 12/24 8/13 8/24 9/11 9/13 9/21 Peak Gage Height (feet) 0.90 2.20 0.80 1.40 0.80 0.88 Peak Volume (ac-ft) 15.1 48.8 13.2 25.4 13.2 14.7 Hydrograph of peak 2022 impoundment event, 08/12/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 690 Percent Spillway Capacity 0.3 1.3 0.2 0.4 0.2 0.3 Red Mountain Freeway Levee at McKellips Road, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 2 12 13 1 13 41 14 39 15 24 16 1 17 18 19 20 21 22 23 24 1 25 1 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 2 0 0 0 0 0 0 0 118 3 MEAN 0 0 0 0 0 0 0 0 0 0 4 0 MAX 0 0 4 0 0 0 0 0 0 0 42 37 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 3 0 0 0 0 0 0 0 235 7 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 124 MEAN 0 MAX 42 MIN 0 AC_FT 245 FCDMC Annual Surface Water Report, Water Year 2022 Page 691 Red Mountain Freeway Levee at McKellips Road, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 2 12 14 10 13 46 1 14 33 15 22 16 7 17 18 19 20 21 1 22 23 24 7 25 11 26 1 27 28 29 --30 --31 ---------------------------------------------------------------------------------------MEAN 0 0 1 0 0 0 0 0 0 0 4 0 MAX 0 0 15 0 0 0 0 0 0 0 49 25 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 49 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 692 Red Mountain Freeway Levee at McKellips Road, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 2 0.0 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 4 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 5 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 6 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 7 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 8 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 9 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 10 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 11 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.4 12 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.9 0.7 13 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 2.1 0.4 14 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 1.7 0.3 15 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 1.3 0.3 16 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.6 0.3 17 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 18 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 19 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 20 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 21 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.4 22 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 23 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 24 0.3 0.3 0.6 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 25 0.3 0.3 0.7 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 26 0.3 0.3 0.4 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 27 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 28 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 29 0.3 0.3 0.3 0.3 --0.3 0.3 0.3 0.3 0.3 0.3 0.3 30 0.3 0.3 0.3 0.3 --0.3 0.3 0.3 0.3 0.3 0.3 0.3 31 0.3 --0.3 0.3 --0.3 --0.3 --0.3 0.3 -------------------------------------------------------------------------------MEAN 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.5 0.3 MAX 0.3 0.3 0.9 0.5 0.3 0.3 0.3 0.3 0.3 0.3 2.2 1.4 MIN 0.3 0.3 0.3 0.3 0.3 0.2 0.2 0.3 0.3 0.3 0.3 0.3 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0.33 MAX 2.20 MIN 0.25 FCDMC Annual Surface Water Report, Water Year 2022 Page 693 Red Mountain Freeway Levee at Brown Road, ID #81507 Site Data STATUS Active LOCATION Located at Brown Road and SR 202L DRAINAGE AREA 13.6 mi2 at outlet gage STREAM TYPE Engineered Channel / Levee / Dam JURISDICTION Mesa, Arizona WATERSHED Lower Verde SECTION/TOWNSHIP/RANGE S16 T1N R7E LATITUDE N 33° 26' 11.9" | +33.43664 LONGITUDE W 111° 38' 52.8" | -111.64799 ARIZONA STATE PLANE E 781957 | N 886500 USGS QUAD SHEET Buckhorn 7.5-Minute STREAMGAGE INSTALLATION DATE 06/04/2008 - WY 2008 PERIOD OF AVAILABLE DATA RECORD 06/04/2008 - Current LENGTH OF AVAILABLE DATA RECORD 14.33 Years | 5,232 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.32 feet Gage Height STAFF GAGES None CREST STAGE GAGES None ZERO GAGE HEIGHT ELEVATION 1,571.53 feet NAVD88 POINT OF ZERO FLOW 0.00 feet Gage Height SPOOK HILL DAM ELEVATIONS AS RELATED TO GAGE HEIGHT AT THIS SITE SPOOK HILL PRINCIPAL OUTLET ELEVATION -3.43 feet Gage Height SPOOK HILL UNGATED PRINCIPAL OUTLET INLET ELEVATION 5.97 feet Gage Height MINIMUM FREEWAY LEVEE ELEVATION 13.47 feet Gage Height SPOOK HILL SPILLWAY ELEVATION 12.37 feet Gage Height SPOOK HILL TOP OF DAM ELEVATION 21.88 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 694 Watershed Map Volume (acre-feet) Red Mountain Freeway Levee at Brown Road - water year peaks 500 450 400 350 300 250 200 150 100 50 0 2005 2010 2015 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 695 2020 2025 WY2022 Events Date of Peak 12/24 2/24 7/28 8/12 9/12 Peak Gage Height (feet) 0.94 0.77 1.44 1.99 1.74 Peak Volume (ac-ft) 54.5 49.1 72.7 99.3 87.2 Hydrograph of peak 2022 impoundment event, 08/14/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 696 Percent Spillway Capacity 1.4 1.2 2.1 2.9 2.6 Red Mountain Freeway Levee at Brown Road, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 41 2 41 3 41 4 40 5 15 6 7 8 9 10 11 5 12 17 45 13 43 44 14 42 42 15 41 42 16 40 41 17 42 41 18 43 31 19 43 17 20 42 29 21 41 42 22 42 42 23 4 42 41 24 27 21 42 40 25 22 41 20 26 41 27 20 28 37 29 --44 30 --42 31 --------42 -------------------------------------------------------------------------------TOTAL 0 0 49 0 25 0 0 1 0 165 801 522 MEAN 0 0 2 0 1 0 0 0 0 5 26 17 MAX 0 0 44 0 43 0 0 1 0 45 46 46 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 97 0 50 0 0 1 0 327 1590 1035 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 1563 MEAN 4 MAX 46 MIN 0 AC_FT 3100 FCDMC Annual Surface Water Report, Water Year 2022 Page 697 Red Mountain Freeway Levee at Brown Road, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 39 2 37 3 37 4 36 5 13 6 7 8 9 10 11 7 12 28 64 13 48 51 14 41 44 15 38 41 16 35 39 17 42 37 18 47 27 19 45 15 20 40 26 21 39 41 22 45 40 23 4 44 38 24 32 23 42 36 25 24 39 18 26 37 27 18 28 40 29 --50 30 --44 31 --------42 -------------------------------------------------------------------------------MEAN 0 0 2 0 1 0 0 0 0 6 25 17 MAX 0 0 55 0 49 0 0 1 0 73 99 87 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 4 MAX 99 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 698 Red Mountain Freeway Levee at Brown Road, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.5 0.3 2 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.4 0.3 3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.5 0.3 4 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.4 0.3 5 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.4 0.3 6 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 7 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 8 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 9 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 10 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 11 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.4 12 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.8 1.2 13 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.7 0.8 14 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.6 0.6 15 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.5 0.5 16 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.4 0.5 17 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.6 0.5 18 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.7 0.4 19 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.7 0.4 20 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.5 0.4 21 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.5 0.5 22 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.7 0.5 23 0.3 0.3 0.3 0.3 0.4 0.3 0.3 0.3 0.3 0.3 0.6 0.5 24 0.3 0.3 0.7 0.3 0.5 0.3 0.3 0.3 0.3 0.3 0.6 0.4 25 0.3 0.3 0.5 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.5 0.4 26 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.4 0.3 27 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.4 0.3 28 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.6 0.3 0.3 29 0.3 0.3 0.3 0.3 --0.3 0.3 0.3 0.3 0.8 0.3 0.3 30 0.3 0.3 0.3 0.3 --0.3 0.3 0.3 0.3 0.6 0.3 0.3 31 0.3 --0.3 0.3 --0.3 --0.3 --0.6 0.3 -------------------------------------------------------------------------------MEAN 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.4 0.5 0.4 MAX 0.3 0.3 0.9 0.3 0.8 0.3 0.3 0.3 0.3 1.4 2.0 1.7 MIN 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0.34 MAX 1.99 MIN 0.27 FCDMC Annual Surface Water Report, Water Year 2022 Page 699 Rittenhouse FRS, ID #37207 Site Data LOCATION East of town of Queen Creek in Pinal County DRAINAGE AREA 47.3 mi2 STREAM TYPE Dam of natural drainage JURISDICTION Pinal County WATERSHED Upper East Maricopa Floodway SECTION/TOWNSHIP/RANGE S02 T2S R8E LATITUDE N 33° 17' 20.3" | +33.28896 LONGITUDE W 111° 30' 23.7" | -111.50659 ARIZONA STATE PLANE E 825307 | N 832913 USGS QUAD SHEET Desert Well 7.5-Minute STREAMGAGE INSTALLATION DATE 09/27/1988 - WY 1988 PERIOD OF AVAILABLE DATA RECORD 09/27/1988 - Current LENGTH OF AVAILABLE DATA RECORD 34.01 Years | 12,422 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.25 feet Gage Height STAFF GAGES 4 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,578.97 feet NAVD88 POINT OF ZERO FLOW 0.00 feet Gage Height SPILLWAY ELEVATION 19.4 feet Gage Height TOP OF DAM ELEVATION 24.4 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 700 Watershed Map Volume (acre-feet) Rittenhouse FRS - water year peaks 1,000 900 800 700 600 500 400 300 200 100 0 1985 1990 1995 2000 2005 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 701 2010 2015 2020 2025 WY2022 Events Date of Peak 12/24 1/1 8/4 8/9 8/19 9/2 Peak Gage Height (feet) 2.50 5.86 1.36 1.93 4.50 1.06 Peak Volume (ac-ft) 9.5 82.1 2.4 4.7 36.5 1.2 Hydrograph of peak 2022 impoundment event, 01/01/2021 FCDMC Annual Surface Water Report, Water Year 2022 Page 702 Percent Spillway Capacity 0.3 2.1 0.0 0.1 1.0 0.1 Rittenhouse FRS, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 48 2 20 5 3 4 2 5 6 7 8 9 3 10 11 12 1 13 14 15 16 17 18 1 19 15 20 16 21 21 22 9 23 2 24 8 25 1 26 27 28 29 --30 --31 --1 -------------------------------------------------------------------------------------TOTAL 0 0 9 67 0 0 0 0 0 0 70 5 MEAN 0 0 0 2 0 0 0 0 0 0 2 0 MAX 0 0 29 77 0 0 0 0 0 0 61 20 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 18 133 0 0 0 0 0 0 138 11 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 151 MEAN 0 MAX 77 MIN 0 AC_FT 300 FCDMC Annual Surface Water Report, Water Year 2022 Page 703 Rittenhouse FRS, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 37 2 8 1 3 4 5 6 7 8 9 1 10 11 12 13 14 15 16 17 18 19 8 20 5 21 7 22 2 23 24 2 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------MEAN 0 0 0 1 0 0 0 0 0 0 1 0 MAX 0 0 10 82 0 0 0 0 0 0 37 5 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 82 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 704 Rittenhouse FRS, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 0.2 0.2 0.2 3.7 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 2 0.2 0.2 0.2 1.7 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.6 3 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 4 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.4 0.2 5 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 6 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 7 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 8 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 9 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.5 0.2 10 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 11 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.3 12 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.3 13 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 14 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 15 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 16 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 17 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 18 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.3 0.2 19 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 1.3 0.2 20 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 1.6 0.2 21 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 1.9 0.2 22 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 1.1 0.2 23 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.3 0.2 24 0.2 0.2 0.9 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 25 0.2 0.2 0.3 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 26 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 27 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 28 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 29 0.2 0.2 0.2 0.2 --0.2 0.2 0.2 0.2 0.2 0.2 0.2 30 0.2 0.2 0.2 0.2 --0.2 0.2 0.2 0.2 0.2 0.2 0.2 31 0.2 --0.3 0.2 --0.2 --0.2 --0.2 0.2 -------------------------------------------------------------------------------MEAN 0.2 0.2 0.3 0.4 0.2 0.2 0.2 0.2 0.2 0.2 0.4 0.3 MAX 0.2 0.2 2.5 5.9 0.2 0.2 0.2 0.2 0.2 0.2 4.5 1.9 MIN 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0.28 MAX 5.86 MIN 0.25 FCDMC Annual Surface Water Report, Water Year 2022 Page 705 Roeser Road at 23rd Avenue Basin, ID #66807 Site Data LOCATION Located on the basin at the northeast corner of Roeser Rd and 23rd Avenue DRAINAGE AREA Undetermined STREAM TYPE Flood control basin JURISDICTION Phoenix, Arizona WATERSHED South Mountain SECTION/TOWNSHIP/RANGE S25 T1N R2E LATITUDE N 33° 23' 58.9" | +33.39968 LONGITUDE W 112° 09' 02.5" | -112.15070 ARIZONA STATE PLANE E 641727 | N 873000 USGS QUAD SHEET Phoenix 7.5-Minute STREAMGAGE INSTALLATION DATE 10/01/2015 - WY 2016 PERIOD OF AVAILABLE DATA RECORD 10/01/2015 - Current LENGTH OF AVAILABLE DATA RECORD 7.00 Years | 2,557 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.20 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,045.755 feet NAVD88 POINT OF ZERO FLOW 0.00 feet Gage Height SPILLWAY CREST ELEVATION No spillway TOP OF BASIN ELEVATION 12.0 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 706 Watershed Map Roeser Road at 23rd Avenue Basin - water year peaks 120 Volume (acre-feet) 100 80 60 40 20 0 2015 2020 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 707 2025 WY2022 Events Date of Peak 10/5 10/11 12/9 12/24 2/23 6/26 7/24 7/30 8/9 8/19 8/21 Peak Gage Height (feet) 1.55 0.80 0.95 9.33 0.80 1.42 1.17 2.87 1.37 1.42 1.15 Peak Volume (ac-ft) 17.6 9.1 10.8 106.0 9.1 16.1 13.3 32.6 15.5 16.1 13.1 Hydrograph of peak 2022 impoundment event, 12/24/2021 FCDMC Annual Surface Water Report, Water Year 2022 Page 708 Percent Spillway Capacity 12.9 6.7 8.0 77.7 6.7 11.8 9.8 23.9 11.4 11.8 9.6 Roeser Road at 23rd Avenue Basin, runoff data Discharge, in cfs-days, Water Year October 2021 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 0 MEAN 0 MAX 0 MIN 0 AC_FT 0 NOTE: There is currently no discharge rating at this location. FCDMC Annual Surface Water Report, Water Year 2022 Page 709 Roeser Road at 23rd Avenue Basin, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 1 5 1 6 7 8 --9 1 1 10 1 11 12 1 10 13 2 14 15 1 16 17 18 1 19 --4 20 21 2 22 23 1 24 7 1 25 3 26 3 2 1 27 28 29 1 --3 30 --4 31 --------2 -------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 18 0 106 4 9 0 0 4 16 33 16 10 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 106 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 710 Roeser Road at 23rd Avenue Basin, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 3 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 4 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 5 0.3 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 6 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 7 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 8 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 --9 0.2 0.2 0.3 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.3 0.2 10 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 11 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 12 0.2 0.0 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.9 13 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.3 14 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 15 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 16 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 17 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 18 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.3 0.2 19 0.2 0.2 --0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.5 0.2 20 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 21 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.3 0.2 22 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 23 0.2 0.2 0.2 0.2 0.3 0.2 0.2 0.2 0.2 0.2 0.2 0.2 24 0.2 0.2 0.7 0.2 0.2 0.2 0.2 0.2 0.2 0.3 0.2 0.2 25 0.2 0.2 0.3 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 26 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.3 0.3 0.2 0.2 27 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 28 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 29 0.2 0.2 0.2 0.2 --0.2 0.2 0.2 0.2 0.4 0.2 0.2 30 0.2 0.2 0.2 0.2 --0.2 0.2 0.2 0.2 0.5 0.2 0.2 31 0.2 --0.2 0.2 --0.2 --0.2 --0.3 0.2 -------------------------------------------------------------------------------MEAN 0.2 0.2 0.3 0.2 0.2 0.2 0.2 0.2 0.2 0.3 0.2 0.3 MAX 1.6 0.2 9.3 0.3 0.8 0.2 0.2 0.3 1.4 2.9 1.4 0.9 MIN 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0.24 MAX 9.33 MIN 0.23 FCDMC Annual Surface Water Report, Water Year 2022 Page 711 Saddleback FRS, ID #25207 Site Data LOCATION Located south of I-10 along Courthouse Road DRAINAGE AREA 29.6 mi2 (excludes area behind Harquahala FRS) STREAM TYPE Dam of natural drainage JURISDICTION Maricopa County, Arizona WATERSHED Lower Centennial SECTION/TOWNSHIP/RANGE S34 T2N R8W LATITUDE N 33° 27' 59.8" | +33.46660 LONGITUDE W 113° 04' 21.3" | -113.07258 ARIZONA STATE PLANE E 347488 | N 899262 USGS QUAD SHEET Saddle Mountain 7.5-Minute STREAMGAGE INSTALLATION DATE 12/16/1988 - WY 1989 PERIOD OF AVAILABLE DATA RECORD 12/16/1988 - Current LENGTH OF AVAILABLE DATA RECORD 33.79 Years | 12,342 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.30 feet Gage Height STAFF GAGES 3 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 1,178.93 feet NAVD88 POINT OF ZERO FLOW 0.00 feet Gage Height SPILLWAY ELEVATION No Spillway TOP OF DAM ELEVATION 16.1 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 712 Watershed Map Saddleback FRS - water year peaks 120 Volume (acre-feet) 100 80 60 40 20 0 1985 1990 1995 2000 2005 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 713 2010 2015 2020 2025 WY2022 Events Date of Peak 7/26 8/20 Peak Gage Height (feet) 0.56 1.29 Peak Volume (ac-ft) 48.3 77.8 Hydrograph of peak 2022 impoundment event, 07/30/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 714 Percent Total Capacity 0.35 1.28 Saddleback FRS, runoff data Discharge, in cub, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 8 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 8 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 54 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 17 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 8 MEAN 0 MAX 54 MIN 0 AC_FT 17 FCDMC Annual Surface Water Report, Water Year 2022 Page 715 Saddleback FRS, volume data Volume, in acre feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 28 21 22 23 24 25 26 30 27 28 29 --30 --31 ---------------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 1 1 0 MAX 0 0 0 0 0 0 0 0 0 48 83 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 83 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 716 Saddleback FRS, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 2 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 4 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 5 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 6 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 7 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 8 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 9 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 10 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 11 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 12 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 13 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 14 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 15 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 16 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 17 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 18 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 19 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 20 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.6 0.3 21 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 22 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 23 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 24 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 25 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 26 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 27 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 28 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 29 0.3 0.3 0.3 0.3 --0.3 0.3 0.3 0.3 0.3 0.3 0.3 30 0.3 0.3 0.3 0.3 --0.3 0.3 0.3 0.3 0.3 0.3 0.3 31 0.3 --0.3 0.3 --0.3 --0.3 --0.3 0.3 -------------------------------------------------------------------------------MEAN 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 MAX 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.6 1.4 0.3 MIN 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0.30 MAX 1.41 MIN 0.30 FCDMC Annual Surface Water Report, Water Year 2022 Page 717 Salt River below Granite Reef Dam, ID #75307 Site Data LOCATION Located about 1/2 mile downstream from Granite Reef Diversion structure DRAINAGE AREA 12,919 mi2 STREAM TYPE Natural Stream JURISDICTION Salt River Pima-Maricopa Indian Community, Arizona WATERSHED Lower Verde / Evergreen SECTION/TOWNSHIP/RANGE S13 T2N R6E LATITUDE N 33° 30' 53.5" | +33.5147 LONGITUDE W 111° 41' 56.4" | -111.6990 ARIZONA STATE PLANE E 766347 | N 914864 USGS QUAD SHEET Granite Reef Dam 7.5-Minute STREAMGAGE INSTALLATION DATE 04/02/2012 - WY 2012 PERIOD OF AVAILABLE DATA RECORD 04/02/2012 - Current LENGTH OF AVAILABLE DATA RECORD 10.50 Years | 3,834 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 4.25 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,276.00 feet NAVD88 POINT OF ZERO FLOW Undetermined EXTREME FOR PERIOD OF RECORD 22,641 cfs | 16.32 feet | 03/01/2017 FCDMC Annual Surface Water Report, Water Year 2022 Page 718 Watershed Map Salt River below Granite Reef - water year peaks 25,000 Discharge (cfs) 20,000 15,000 10,000 5,000 0 2010 2015 2020 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 719 2025 WY2022 Events Date of Peak 1/1 2/22 4/15 8/12 Peak Gage Height (feet) 7.76 7.23 8.89 7.76 Hydrograph of peak WY 2022 flow event, 08/12/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 720 Peak Discharge (cfs) 733 509 1454 733 Salt River below Granite Reef Dam, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 304 2 16 3 4 5 6 7 8 9 10 11 12 90 13 14 15 141 16 17 18 19 20 21 22 28 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 320 28 0 141 0 0 0 90 0 MEAN 0 0 0 10 1 0 5 0 0 0 3 0 MAX 0 0 0 733 509 0 1454 0 0 0 733 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 635 55 0 280 0 0 0 178 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 579 MEAN 2 MAX 1454 MIN 0 AC_FT 1148 FCDMC Annual Surface Water Report, Water Year 2022 Page 721 Salt River at Val Vista Drive, ID #39507 Site Data LOCATION Located north of SR202L and west of Val Vista Drive DRAINAGE AREA 12,951 mi2 STREAM TYPE Natural Stream JURISDICTION Mesa, Arizona WATERSHED Lower EMF / Evergreen SECTION/TOWNSHIP/RANGE S29 T2N R6E LATITUDE N 33° 29' 03.3" | +33.48426 LONGITUDE W 111° 45' 44.1" | -111.76225 ARIZONA STATE PLANE E 686374 | N 885428 USGS QUAD SHEET Red Mountain 7.5-Minute STREAMGAGE INSTALLATION DATE 04/14/2011 - WY 2011 PERIOD OF AVAILABLE DATA RECORD 04/14/2011 - Current LENGTH OF AVAILABLE DATA RECORD 11.47 Years | 4,188 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.40 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,240.00 feet NAVD88 POINT OF ZERO FLOW 0.0 EXTREME FOR PERIOD OF RECORD 21,048 cfs | 10.76 feet | 03/01/2017 FCDMC Annual Surface Water Report, Water Year 2022 Page 722 Watershed Map FCDMC Annual Surface Water Report, Water Year 2022 Page 723 WY2022 Events Date of Peak Peak Gage Height None Hydrograph of peak WY 2022 flow event, No flow recorded during Water Year 2022. FCDMC Annual Surface Water Report, Water Year 2022 Page 724 Peak Discharge (cfs) Salt River at Val Vista Drive, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 --14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 0 MEAN 0 MAX 0 MIN 0 AC_FT 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 725 Salt River at Priest Drive, ID #67307 Site Data LOCATION Located on the Priest Drive Bridge DRAINAGE AREA 13,286 mi2 STREAM TYPE Channelized Natural Stream JURISDICTION Tempe, Arizona WATERSHED Lower ACDC / South Mountain SECTION/TOWNSHIP/RANGE S17 T1N R4E LATITUDE N 33° 26' 02.4" | +33.43401 LONGITUDE W 111° 57' 40.7" | -111.96132 ARIZONA STATE PLANE E 686374 | N 885428 USGS QUAD SHEET Tempe 7.5-Minute STREAMGAGE INSTALLATION DATE 12/07/1993 - WY 1994 PERIOD OF AVAILABLE DATA RECORD 12/07/1993 - Current LENGTH OF AVAILABLE DATA RECORD 28.82 Years | 10,525 Days GAPS IN RECORD None STAGE GAGE TYPE Non-Submersible Pressure Transducer STAGE GAGE ELEVATION 2.60 feet Gage Height STAFF GAGES 2 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,121.809 feet NAVD88 POINT OF ZERO FLOW 2.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 78,850 cfs | 12.57 feet | 02/16/1995 FCDMC Annual Surface Water Report, Water Year 2022 Page 726 Watershed Map Salt River at Priest Drive - water year peaks 90,000 80,000 Discharge (cfs) 70,000 60,000 50,000 40,000 30,000 20,000 10,000 0 1990 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 727 2015 2020 2025 WY2022 Events Date of Peak Peak Gage Height Peak Discharge (cfs) 8/13 5.08 6552 Hydrograph of peak WY 2022 flow event, 08/13/2022 Flood Flow Frequency Flood Flow Frequency Source: Table 2-4 from Study from Modified Roosevelt Dam 2-year 5-year 10-year 20-year 50-year 100-year n/a 20,500 55,000 90,000 140,000 169,000 FCDMC Annual Surface Water Report, Water Year 2022 Page 728 Salt River at Priest Drive, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 2949 14 726 15 234 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 3909 0 MEAN 0 0 0 0 0 0 0 0 0 0 126 0 MAX 0 0 0 0 0 0 0 0 0 0 6552 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 7753 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 3909 MEAN 11 MAX 6552 MIN 0 AC_FT 7753 See USGS Water-Data Report for official data for this site. FCDMC Annual Surface Water Report, Water Year 2022 Page 729 Salt River at 7th Avenue, ID #68007 Site Data LOCATION Located on 7th Avenue Bridge DRAINAGE AREA 13,326 mi2 STREAM TYPE Channelized Natural Stream JURISDICTION Phoenix, Arizona WATERSHED Lower ACDC / South Mountain SECTION/TOWNSHIP/RANGE S19 T1N R3E LATITUDE N 33° 25' 03.1" | +33.41752 LONGITUDE W 112° 04' 57.4" | -112.08262 ARIZONA STATE PLANE E 649453 | N 879978 USGS QUAD SHEET Phoenix 7.5-Minute STREAMGAGE INSTALLATION DATE 01/25/2012 - WY 2012 PERIOD OF AVAILABLE DATA RECORD 01/25/2012 - Current LENGTH OF AVAILABLE DATA RECORD 10.68 Years | 3,902 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.00 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,027.403 feet NAVD88 POINT OF ZERO FLOW Undetermined EXTREME FOR PERIOD OF RECORD 12.27 FEET | 12,712 CFS | 03/01/2017 FCDMC Annual Surface Water Report, Water Year 2022 Page 730 Watershed Map Salt River at 7th Avenue - water year peaks 14,000 Discharge (cfs) 12,000 10,000 8,000 6,000 4,000 2,000 0 2010 2015 2020 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 731 2025 WY2022 Events Date of Peak Peak Gage Height Peak Discharge (cfs) 12/24 5.10 35 Hydrograph of peak WY 2022 flow event, 12/24/2021 FCDMC Annual Surface Water Report, Water Year 2022 Page 732 Salt River at 7th Avenue, runoff data Discharge, in cfs-days, Water Year October 2021 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 ----2 ----3 ----4 --5 6 7 8 9 10 11 12 13 14 15 16 --17 18 --19 20 21 22 --23 ----24 --10 --25 ----26 ----27 --28 --29 ----30 ----31 -------------------------------------------------------------------------------------------TOTAL 0 0 10 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 35 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 19 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 10 MEAN 0 MAX 35 MIN 0 AC_FT 19 FCDMC Annual Surface Water Report, Water Year 2022 Page 733 Salt River at 51st Avenue, ID #5307 Site Data LOCATION Located at the 51st Avenue crossing of the Salt River DRAINAGE AREA 13,425 mi 2 STREAM TYPE Channelized Natural Stream JURISDICTION Phoenix, Arizona WATERSHED Lower ACDC SECTION/TOWNSHIP/RANGE S29 T1N R2E LATITUDE N 33° 24' 15.7" | +33.40435 LONGITUDE W 112° 10' 07.4" | -112.16871 ARIZONA STATE PLANE E 623086 | N 874737 USGS QUAD SHEET Fowler 7.5-Minute STREAMGAGE INSTALLATION DATE 04/27/2011 - WY 2011 PERIOD OF AVAILABLE DATA RECORD 04/27/2011 - Current LENGTH OF AVAILABLE DATA RECORD 11.43 Years | 4,175 Days GAPS IN RECORD None STAGE GAGE TYPE Gas Purge Non Submersible Transducer STAGE GAGE ELEVATION 1.90 feet Gage Height STAFF GAGES 2 CREST STAGE GAGES 3 ZERO GAGE HEIGHT ELEVATION 986.611 feet NAVD88 POINT OF ZERO FLOW 1.5 feet Gage Height EXTREME FOR PERIOD OF RECORD 10.50 FEET | 11,376 CFS | 03/01/2017 FCDMC Annual Surface Water Report, Water Year 2022 Page 734 Watershed Map Salt River at 51st Avenue - water year peaks 12,000 Discharge (cfs) 10,000 8,000 6,000 4,000 2,000 0 2010 2015 2020 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 735 2025 WY2022 Events Date of Peak Peak Gage Height Peak Discharge (cfs) 7/31 2.45 40 Hydrograph of peak WY 2022 flow event, 07/31/2021 FCDMC Annual Surface Water Report, Water Year 2022 Page 736 Salt River at 51st Avenue, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 23 5 10 16 25 13 15 12 15 10 18 9 2 23 9 16 24 16 15 12 16 14 18 9 3 23 5 9 17 21 20 15 13 12 13 15 5 4 23 12 9 17 21 20 15 13 1 11 16 8 5 23 17 9 17 19 19 14 13 7 11 15 8 6 24 17 9 --19 17 13 14 13 11 12 8 7 23 12 9 --18 17 13 14 18 10 --9 8 23 9 9 --17 14 11 14 19 11 14 10 9 22 10 ----17 11 9 14 19 11 14 --10 22 12 ----17 10 14 16 11 14 12 11 18 13 --15 16 11 7 14 10 11 13 12 12 21 13 13 15 15 14 12 2 7 11 11 12 13 21 14 --16 15 18 14 2 1 12 12 12 14 19 14 16 17 15 18 13 14 5 12 10 --15 19 --19 19 15 18 12 15 15 14 10 12 16 19 --19 19 16 18 13 14 15 14 10 12 17 19 13 19 19 17 16 12 14 15 15 14 10 18 18 13 19 19 17 16 11 14 15 15 12 --19 18 13 19 19 18 15 11 14 16 12 11 9 20 17 13 19 20 18 14 12 13 16 14 --10 21 17 12 19 21 17 14 12 14 16 15 10 10 22 18 12 18 21 16 17 11 12 15 16 10 9 23 --11 17 22 15 18 11 9 3 19 10 --24 18 10 32 22 13 17 11 16 15 12 8 25 18 10 20 23 13 17 11 15 18 11 8 26 17 10 17 26 13 17 12 18 2 27 10 8 27 17 10 17 19 13 16 13 14 15 25 10 3 28 16 10 16 18 13 18 13 15 12 21 10 --29 16 9 18 21 --18 12 16 15 21 9 9 30 16 9 17 24 --17 12 12 12 26 --8 31 14 --17 24 --16 --8 --27 9 -------------------------------------------------------------------------------TOTAL 606 335 464 591 478 502 355 399 342 475 376 271 MEAN 20 11 15 19 17 16 12 13 11 15 12 9 MAX 24 18 71 26 25 21 15 19 19 40 33 12 MIN 10 0 9 15 13 10 0 0 0 9 9 0 AC_FT 1201 664 921 1172 947 995 705 792 679 943 746 538 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 5194 MEAN 14 MAX 71 MIN 0 AC_FT 10302 FCDMC Annual Surface Water Report, Water Year 2022 Page 737 Salt River at 67th Avenue, ID #5807 Site Data LOCATION Located at the 67th Avenue crossing of the Salt River DRAINAGE AREA 13,434 mi2 STREAM TYPE Culvert in Channelized Natural Stream JURISDICTION Maricopa County, Arizona WATERSHED Salt SECTION/TOWNSHIP/RANGE S30 T1N R2E LATITUDE N 33° 23' 51.8" | +33.39773 LONGITUDE W 112° 12' 12.6" | -112.20351 ARIZONA STATE PLANE E 612465 | N 872360 USGS QUAD SHEET Fowler 7.5-Minute STREAMGAGE INSTALLATION DATE 07/14/2008 - WY 2008 PERIOD OF AVAILABLE DATA RECORD 07/14/2008 - Current LENGTH OF AVAILABLE DATA RECORD 14.22 Years | 5,192 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION -0.35 feet Gage Height STAFF GAGES None CREST STAGE GAGES None ZERO GAGE HEIGHT ELEVATION 975.107 feet NAVD88 POINT OF ZERO FLOW 0.00 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 738 Watershed Map FCDMC Annual Surface Water Report, Water Year 2022 Page 739 WY2022 Events Date of Peak Peak Gage Height Hydrograph of peak WY 2022 flow event, No flow recorded during Water Year 2022. FCDMC Annual Surface Water Report, Water Year 2022 Page 740 Peak Discharge (cfs) Salt River at 67th Avenue, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 --15 --16 17 --18 --19 --20 --21 22 23 24 25 26 27 28 --29 --30 ----31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 0 MEAN 0 MAX 0 MIN 0 AC_FT 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 741 Sand Tank Wash at I-8, ID #40007 Site Data LOCATION Located in Gila Bend along I-8 DRAINAGE AREA 185 mi2 STREAM TYPE Natural Stream JURISDICTION Gila Bend, Arizona WATERSHED Gila Bend SECTION/TOWNSHIP/RANGE S06 T6S R4W LATITUDE N 32° 55' 59.1" | +32.93310 LONGITUDE W 112° 42' 20.8" | -112.70579 ARIZONA STATE PLANE E 457901 | N 704088 USGS QUAD SHEET Gila Bend 7.5-Minute STREAMGAGE INSTALLATION DATE 05/31/2001 - WY 2001 PERIOD OF AVAILABLE DATA RECORD 05/31/2001 - Current LENGTH OF AVAILABLE DATA RECORD 21.34 Years | 7,793 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 3.21 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 760.54 feet NAVD 1988 POINT OF ZERO FLOW 0.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 14,000 cfs | 7.69 feet | 08/14/2021 FCDMC Annual Surface Water Report, Water Year 2022 Page 742 Watershed Map FCDMC Annual Surface Water Report, Water Year 2022 Page 743 WY2022 Events Date of Peak Peak Gage Height (feet) None Hydrograph of peak WY 2022 flow event, No flow recorded during Water Year 2022. FCDMC Annual Surface Water Report, Water Year 2022 Page 744 Peak Discharge (cfs) Sand Tank Wash at I-8, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 --26 --27 ----28 --29 ----30 ----31 -----------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 0 MEAN 0 MAX 0 MIN 0 AC_FT 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 745 Santa Cruz River at SR84, ID #63807 Site Data LOCATION On SR 84 about 5 miles west of Casa Grande DRAINAGE AREA 78.8 mi2 STREAM TYPE Channelized Natural Stream JURISDICTION Pinal County, Arizona WATERSHED Santa Cruz SECTION/TOWNSHIP/RANGE S21 T6S R5E LATITUDE N 32° 52' 46.3" | +32.87952 LONGITUDE W 111° 49' 44.2" | -111.82895 ARIZONA STATE PLANE E 726905 | N 683721 USGS QUAD SHEET Casa Grande West 7.5-Minute STREAMGAGE INSTALLATION DATE 03/16/1994 - WY 1994 PERIOD OF AVAILABLE DATA RECORD 03/16/1994 - Current LENGTH OF AVAILABLE DATA RECORD 28.55 Years | 10,426 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.00 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 2 ZERO GAGE HEIGHT ELEVATION 1,346.198 feet NAVD88 POINT OF ZERO FLOW -1.3 feet Gage Height EXTREME FOR PERIOD OF RECORD 1,736 cfs | 4.38 feet | 08/02/2006 FCDMC Annual Surface Water Report, Water Year 2022 Page 746 Watershed Map Discharge (cfs) Santa Cruz River at SR84 - water year peaks 2,000 1,800 1,600 1,400 1,200 1,000 800 600 400 200 0 1990 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 747 2015 2020 2025 WY2022 Events Date of Peak 12/26 2/24 7/24 Peak Gage Height 0.74 0.34 1.86 Hydrograph of peak WY 2022 flow event, 07/24/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 748 Peak Discharge (cfs) 18 6 100 Santa Cruz River at SR84, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 4 16 25 26 8 27 1 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 8 0 4 0 0 0 0 16 0 0 MEAN 0 0 0 0 0 0 0 0 0 1 0 0 MAX 0 0 18 0 6 0 0 2 0 100 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 17 0 8 0 0 0 0 31 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 28 MEAN 0 MAX 100 MIN 0 AC_FT 56 FCDMC Annual Surface Water Report, Water Year 2022 Page 749 Sauceda Wash, ID #71007 Site Data LOCATION About 5 miles south of Gila Bend on SR 85 DRAINAGE AREA 126 mi2 STREAM TYPE Natural Stream JURISDICTION Maricopa County, Arizona WATERSHED Theba SECTION/TOWNSHIP/RANGE S27 T6S R5W LATITUDE N 32° 52' 49.6" | +32.88044 LONGITUDE W 112° 45' 15.4" | -112.75427 ARIZONA STATE PLANE E 442867 | N 685054 USGS QUAD SHEET Black Gap 7.5-Minute STREAMGAGE INSTALLATION DATE 02/28/1990 - WY 1990 PERIOD OF AVAILABLE DATA RECORD 02/28/1990 - Current LENGTH OF AVAILABLE DATA RECORD 32.59 Years | 11,903 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 1.10 feet Gage Height STAFF GAGES 2 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 841.472 feet NAVD88 POINT OF ZERO FLOW 1.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 2,698 cfs | 5.70 feet | 08/13/2014 FCDMC Annual Surface Water Report, Water Year 2022 Page 750 Watershed Map Sauceda Wash - water year peaks 3,000 Discharge (cfs) 2,500 2,000 1,500 1,000 500 0 1990 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 751 2015 2020 2025 WY2022 Events Date of Peak 7/31 8/14 8/20 8/22 Peak Gage Height (feet) 2.30 2.20 2.72 2.10 Hydrograph of peak WY 2022 flow event, 08/20/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 752 Peak Discharge (cfs) 321 278 522 235 Sauceda Wash, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 1 14 19 15 16 17 18 19 6 20 11 21 22 8 23 24 25 26 27 28 29 --30 --31 --------22 -------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 22 46 0 MEAN 0 0 0 0 0 0 0 0 0 1 1 0 MAX 0 0 0 0 0 0 0 0 0 321 522 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 43 90 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 67 MEAN 0 MAX 522 MIN 0 AC_FT 134 FCDMC Annual Surface Water Report, Water Year 2022 Page 753 Scatter Wash, ID #14007 Site Data LOCATION Located west of 35th Avenue on eastbound Beardsley Road DRAINAGE AREA 12.4 mi2 STREAM TYPE Channelized Natural Stream JURISDICTION Phoenix, Arizona WATERSHED Upper ACDC SECTION/TOWNSHIP/RANGE S27 T4N R2E LATITUDE N 33° 40' 08.2" | +33.66893 LONGITUDE W 112° 08' 29.8" | -112.14160 ARIZONA STATE PLANE E 631613 | N 971030 USGS QUAD SHEET Hedgpeth Hills 7.5-Minute STREAMGAGE INSTALLATION DATE 09/18/1996 - WY 1996 PERIOD OF AVAILABLE DATA RECORD 09/18/1996 - Current LENGTH OF AVAILABLE DATA RECORD 26.03 Years | 9,509 Days GAPS IN RECORD 07/23/2008 - 11/18/2008 STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.00 feet Gage Height STAFF GAGES 1 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,332.258 feet NAVD88 POINT OF ZERO FLOW 0.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 1,986 cfs | 3.00 feet | 09/08/2014 FCDMC Annual Surface Water Report, Water Year 2022 Page 754 Watershed Map Discharge (cfs) Scatter Wash - water year peaks 2,000 1,800 1,600 1,400 1,200 1,000 800 600 400 200 0 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 755 2015 2020 2025 WY2022 Events Date of Peak 12/24 12/29 7/26 7/30 8/18 9/9 9/11 Peak Gage Height (feet) 1.15 1.02 0.65 1.83 1.35 1.03 2.00 Peak Discharge (cfs) 200 140 132 691 319 144 845 Hydrograph of peak WY 2022 flow event, 09/12/2022 Flood Flow Frequency Flood Flow Frequency 1995 Flood Insurance Study 2-year 5-year 10-year 20-year 50-year 100-year 220 590 1,320 3,500 6,100 FCDMC Annual Surface Water Report, Water Year 2022 Page 756 Scatter Wash, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 5 10 11 36 12 28 13 14 15 16 17 18 13 19 20 21 22 23 1 24 61 25 1 1 26 8 27 28 29 15 --30 --53 31 --------9 -------------------------------------------------------------------------------TOTAL 0 0 76 0 1 0 0 0 0 70 13 69 MEAN 0 0 2 0 0 0 0 0 0 2 0 2 MAX 0 0 200 0 17 0 0 0 0 691 319 845 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 151 0 2 0 0 0 0 139 26 137 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 229 MEAN 1 MAX 845 MIN 0 AC_FT 455 FCDMC Annual Surface Water Report, Water Year 2022 Page 757 Seven Springs Wash, ID #21807 Site Data LOCATION On Seven Springs Road near Forest Road 254 DRAINAGE AREA 8.0 mi2 STREAM TYPE Natural Stream JURISDICTION Maricopa County WATERSHED Cave Creek SECTION/TOWNSHIP/RANGE S09 T7N R5E LATITUDE N 33° 57' 37.3" | +33.96035 LONGITUDE W 111° 50' 37.0" | -111.84361 ARIZONA STATE PLANE E 721905 | N 1076957 USGS QUAD SHEET Humboldt Mountain 7.5-Minute STREAMGAGE INSTALLATION DATE 03/12/2002 - WY 2002 PERIOD OF AVAILABLE DATA RECORD 03/12/2002 - Current LENGTH OF AVAILABLE DATA RECORD 20.56 Years | 7,508 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.60 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 3,481.673 feet NAVD88 POINT OF ZERO FLOW 0.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 11,700 cfs | 10.68 feet | 09/03/2005 FCDMC Annual Surface Water Report, Water Year 2022 Page 758 Watershed Map Seven Springs Wash - water year peaks 14,000 Discharge (cfs) 12,000 10,000 8,000 6,000 4,000 2,000 0 2000 2005 2010 2015 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 759 2020 2025 WY2022 Events Date of Peak 8/14 8/18 8/21 Peak Gage Height (feet) 0.97 2.94 1.14 Hydrograph of peak WY 2022 flow event, 08/18/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 760 Peak Discharge (cfs) 73 478 92 Seven Springs Wash, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 2 15 16 17 18 25 19 20 21 5 22 23 24 25 ----26 --27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 32 0 MEAN 0 0 0 0 0 0 0 0 0 0 1 0 MAX 0 0 0 0 0 0 0 0 0 0 478 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 64 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 32 MEAN 0 MAX 478 MIN 0 AC_FT 64 FCDMC Annual Surface Water Report, Water Year 2022 Page 761 Signal Butte FRS, ID #79507 Site Data LOCATION Located north of Brown Road between Meridian and Signal Butte Roads DRAINAGE AREA 16.77 mi2 IMPOUNDMENT TYPE Dam of natural drainage JURISDICTION Mesa, Arizona WATERSHED Lower Verde SECTION/TOWNSHIP/RANGE S12 T1N R7E LATITUDE N 33° 26' 24.2" | +33.44005 LONGITUDE W 111° 35' 25.1" | -111.59031 ARIZONA STATE PLANE E 799545 | N 887780 USGS QUAD SHEET Apache Junction 7.5-Minute STREAMGAGE INSTALLATION DATE 11/10/1987 - WY 1988 PERIOD OF AVAILABLE DATA RECORD 11/10/1987 - Current LENGTH OF AVAILABLE DATA RECORD 34.89 | 12,744 Days Years GAPS IN RECORD 02/09/2021 - 07/07/2021 STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION -0.46 feet Gage Height STAFF GAGES 11 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,687.539 feet NAVD 1988 POINT OF ZERO FLOW (GATED OUTLET) 0.00 feet Gage Height POINT OF ZERO FLOW (UNGATED OUTLET) 15.56 feet Gage Height SPILLWAY ELEVATION 26.9 feet Gage Height TOP OF DAM ELEVATION 35.86 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 762 Watershed Map Signal Butte FRS - water year peaks 350 Volume (acre-feet) 300 250 200 150 100 50 0 1985 1990 1995 2000 2005 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 763 2010 2015 2020 2025 WY2022 Events Date of Peak 12/25 7/29 9/12 Peak Gage Height (feet) 2.58 9.92 2.48 Peak Volume (ac-ft) 4.6 157.3 3.9 Hydrograph of peak 2022 impoundment event, 07/29/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 764 Percent Spillway Capacity 0.3 9.5 0.4 Signal Butte FRS, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 0 MEAN 0 MAX 0 MIN 0 AC_FT 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 765 Signal Butte FRS, volume data Volume, in acre feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 100 2 88 3 76 4 68 5 61 6 56 7 52 8 45 9 40 10 35 11 30 12 30 2 13 30 14 29 15 25 16 22 17 19 18 17 19 16 20 15 21 14 22 12 23 9 24 2 6 25 4 5 26 4 4 27 1 4 28 67 3 29 --149 1 30 --131 31 --------115 -------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 15 29 0 MAX 0 0 5 0 0 0 0 0 0 157 108 5 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 4 MAX 157 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 766 Signal Butte FRS, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 8.3 -0.2 2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 7.9 -0.2 3 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 7.5 -0.2 4 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 7.1 -0.2 5 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 6.8 -0.2 6 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 6.5 -0.2 7 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 6.3 -0.2 8 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 6.0 -0.2 9 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 5.7 -0.2 10 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 5.3 -0.2 11 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 5.0 -0.0 12 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 5.0 1.1 13 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 5.0 0.2 14 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 4.9 -0.1 15 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 4.7 -0.2 16 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 4.4 -0.2 17 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 4.1 -0.2 18 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 3.9 -0.2 19 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 3.9 -0.2 20 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 3.7 -0.2 21 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 3.7 -0.2 22 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 3.4 -0.2 23 -0.2 -0.2 -0.2 -0.2 0.1 -0.2 -0.2 -0.2 -0.2 -0.2 3.1 -0.2 24 -0.2 -0.2 1.1 -0.2 -0.1 -0.2 -0.2 -0.2 -0.2 -0.2 2.7 -0.2 25 -0.2 -0.2 2.5 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 2.6 -0.2 26 -0.2 -0.2 2.4 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 2.5 -0.2 27 -0.2 -0.2 1.1 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 2.5 -0.2 28 -0.2 -0.2 0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 4.3 2.4 -0.2 29 -0.2 -0.2 -0.0 -0.2 --- -0.2 -0.2 -0.2 -0.2 9.7 0.6 -0.2 30 -0.2 -0.2 -0.2 -0.2 --- -0.2 -0.2 -0.2 -0.2 9.3 -0.2 -0.2 31 -0.2 --- -0.2 -0.2 --- -0.2 --- -0.2 --8.8 -0.2 -------------------------------------------------------------------------------MEAN -0.2 -0.2 0.0 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 0.8 4.4 -0.2 MAX -0.2 -0.2 2.6 -0.2 0.1 -0.2 -0.2 -0.2 -0.2 9.9 8.6 2.7 MIN -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -0.2 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0.26 MAX 9.92 MIN -0.25 FCDMC Annual Surface Water Report, Water Year 2022 Page 767 Siphon Draw Wash at Signal Butte Road, ID #37607 Site Data LOCATION Located north of Elliot Road on Signal Butte Road DRAINAGE AREA 2.37 mi2 STREAM TYPE Natural wash flows at a culvert JURISDICTION Mesa, Arizona WATERSHED Upper East Maricopa Floodway SECTION/TOWNSHIP/RANGE S12 T1S R7E LATITUDE N 33° 21' 06.1" | +33.35169 LONGITUDE W 111° 36' 03.2" | -111.60090 ARIZONA STATE PLANE E 796420 | N 855630 USGS QUAD SHEET Desert Well 7.5-Minute STREAMGAGE INSTALLATION DATE 12/28/2016 - WY 2016 PERIOD OF AVAILABLE DATA RECORD 12/28/2016 - Current LENGTH OF AVAILABLE DATA RECORD 5.76 Years | 2,103 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.65 feet Gage Height STAFF GAGES None CREST STAGE GAGES One ZERO GAGE HEIGHT ELEVATION 1,460.50 feet NAVD88 POINT OF ZERO FLOW 0.1 feet Gage Height EXTREME FOR PERIOD OF RECORD 07/24/2017 | 312 cfs | 4.46 feet GH FCDMC Annual Surface Water Report, Water Year 2022 Page 768 Watershed Map Siphon Draw Wash - water year peaks 400 Discharge (cfs) 350 300 250 200 150 100 50 0 2015 2020 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 769 2025 WY2022 Events Date of Peak 12/24 8/9 8/12 8/19 9/12 Peak Gage Height 0.86 1.05 1.46 1.46 1.56 Hydrograph of peak WY 2022 flow event, 08/14/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 770 Peak Discharge (cfs) 12 22 1800 53 60 Siphon Draw Wash at Signal Butte Road, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 5 10 11 3 12 10 9 13 2 14 15 16 17 18 19 8 20 2 21 22 23 24 3 25 --26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 4 0 0 0 0 0 0 0 27 12 MEAN 0 0 0 0 0 0 0 0 0 0 1 0 MAX 0 0 12 0 0 0 0 0 0 0 53 60 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 7 0 0 0 0 0 0 0 53 24 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 43 MEAN 0 MAX 60 MIN 0 AC_FT 84 FCDMC Annual Surface Water Report, Water Year 2022 Page 771 Skunk Creek near New River, ID #66207 Site Data LOCATION Located south of the Fig Spring Road crossing of Skunk Creek DRAINAGE AREA 3.92 mi2 STREAM TYPE Natural Stream JURISDICTION Maricopa County, Arizona WATERSHED Skunk Creek SECTION/TOWNSHIP/RANGE S29 T7N R3E LATITUDE N 33° 55' 34.3" | +33.92619 LONGITUDE W 112° 04' 57.7" | -112.08268 ARIZONA STATE PLANE E 649645 | N 1064553 USGS QUAD SHEET Daisy Mountain 7.5-Minute STREAMGAGE INSTALLATION DATE 06/21/1995 - WY 1995 PERIOD OF AVAILABLE DATA RECORD 06/21/1995 - Current LENGTH OF AVAILABLE DATA RECORD 27.28 Years | 9,964 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 1.45 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 2,188.011 feet NAVD88 POINT OF ZERO FLOW 0.3 feet Gage Height EXTREME FOR PERIOD OF RECORD 3,021 cfs | 5.01 feet | 09/23/2019 FCDMC Annual Surface Water Report, Water Year 2022 Page 772 Watershed Map FCDMC Annual Surface Water Report, Water Year 2022 Page 773 WY2022 Events Date of Peak Peak Gage Height (feet) Peak Discharge (cfs) None Hydrograph of peak WY 2022 flow event, No flow recorded during Water Year 2022. Flood Flow Frequency Flood Flow Frequency FEMA 2-year 5-year 10-year 1,730 FCDMC Annual Surface Water Report, Water Year 2022 Page 774 20-year 50-year 100-year 2,500 3,650 Skunk Creek near New River, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 0 MEAN 0 MAX 0 MIN 0 AC_FT 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 775 Skunk Creek at Desert Hills Drive, ID #64807 Site Data LOCATION Located at approximately 15th Avenue and Desert Hills Drive DRAINAGE AREA 40.8 mi2 STREAM TYPE Natural Stream JURISDICTION Anthem, Arizona WATERSHED Skunk Creek SECTION/TOWNSHIP/RANGE S19 T6N R3E LATITUDE N 33° 50' 31.3" | +33.84308 LONGITUDE W 112° 05' 31.3" | -112.09204 ARIZONA STATE PLANE E 646750 | N 1034330 USGS QUAD SHEET New River SE 7.5-Minute STREAMGAGE INSTALLATION DATE 07/23/2015 - WY 2015 PERIOD OF AVAILABLE DATA RECORD 07/23/2015 - 11/18/2021 LENGTH OF AVAILABLE DATA RECORD 7.19 Years | 2,627 Days GAPS IN RECORD 07/23/2021 – 11/18/2022 STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.20 feet Gage Height STAFF GAGES None CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 1,848.000 feet NAVD88 POINT OF ZERO FLOW 0.50 feet Gage Height EXTREME FOR PERIOD OF RECORD 07/23/2021 | 8,650 cfs | 9.45 feet GH FCDMC Annual Surface Water Report, Water Year 2022 Page 776 Watershed Map Skunk Creek at Desert Hills Drive - water year peaks 9,000 8,000 Discharge (cfs) 7,000 6,000 5,000 4,000 3,000 2,000 1,000 0 2015 2020 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 777 2025 WY2022 Events Date of Peak 12/24 2/24 7/30 8/12 8/18 8/20 Peak Gage Height 0.94 0.65 2.71 1.05 1.74 1.18 Hydrograph of peak WY 2022 flow event, 07/23/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 778 Peak Discharge (cfs) 62 36 624 73 226 87 Skunk Creek at Desert Hills Drive, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 ----2 ----3 ----4 ----5 ----6 ----7 ----8 ----9 ----10 ----11 ----12 ----11 13 ----8 14 ----15 ----16 ----17 ----18 --1 19 --20 --5 21 --13 22 --23 --24 --15 2 25 --18 26 --27 --28 --29 ----30 ----37 31 ----------17 -------------------------------------------------------------------------------TOTAL --0 33 0 2 0 0 0 0 54 38 0 MEAN --0 1 0 0 0 0 0 0 2 1 0 MAX --0 62 0 36 0 0 0 0 624 226 0 MIN --0 0 0 0 0 0 0 0 0 0 0 AC_FT --0 65 0 5 0 0 0 0 108 75 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 127 MEAN 0 MAX 624 MIN 0 AC_FT 252 NOTE: Station destroyed during flood event of July 23, 2021. Replaced November 18, 2022. FCDMC Annual Surface Water Report, Water Year 2022 Page 779 Skunk Creek at Carefree Highway, ID #65707 Site Data LOCATION Located on the westbound Carefree Highway bridge about 1/4 mile east of I-17 DRAINAGE AREA 48.8 mi2 STREAM TYPE Natural Stream JURISDICTION Phoenix, Arizona WATERSHED Skunk Creek SECTION/TOWNSHIP/RANGE S02 T5N R2E LATITUDE N 33° 47' 54.6" | +33.79849 LONGITUDE W 112° 07' 23.1" | -112.12309 ARIZONA STATE PLANE E 637300 | N 1018120 USGS QUAD SHEET New River SE 7.5-Minute STREAMGAGE INSTALLATION DATE 08/19/2015 - WY 2015 PERIOD OF AVAILABLE DATA RECORD 08/19/2015 - Current LENGTH OF AVAILABLE DATA RECORD 7.12 Years | 2,600 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 1.49 feet Gage Height STAFF GAGES None CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 1,672.858 feet NAVD88 POINT OF ZERO FLOW 0.2 feet Gage Height EXTREME FOR PERIOD OF RECORD 11,278 cfs | 6.87 feet | 07/23/2021 FCDMC Annual Surface Water Report, Water Year 2022 Page 780 Watershed Map Skunk Creek at Carefree Highway - water year peaks 12,000 Discharge (cfs) 10,000 8,000 6,000 4,000 2,000 0 2015 2020 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 781 2025 WY2022 Events Date of Peak 12/24 7/26 7/27 7/28 7/29 7/30 8/18 8/19 8/21 Peak Gage Height 2.78 2.68 2.18 2.56 2.41 3.38 2.21 2.38 2.78 Hydrograph of peak WY 2022 flow event, 07/23/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 782 Peak Discharge (cfs) 599 532 240 451 356 1160 253 339 559 Skunk Creek at Carefree Highway, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 5 19 85 20 81 21 127 22 23 24 113 25 18 26 143 27 51 28 96 29 --98 30 --114 31 --------99 -------------------------------------------------------------------------------TOTAL 0 0 131 0 0 0 0 0 0 600 297 0 MEAN 0 0 4 0 0 0 0 0 0 19 10 0 MAX 0 0 599 0 0 0 0 0 0 1160 599 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 260 0 0 0 0 0 0 1191 589 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 1029 MEAN 3 MAX 1160 MIN 0 AC_FT 2040 FCDMC Annual Surface Water Report, Water Year 2022 Page 783 Skunk Creek at Dixileta Drive, ID #64907 Site Data LOCATION Located on Dixileta Drive about 1/4 mile east of I-17 DRAINAGE AREA 50.1 mi2 STREAM TYPE Natural Stream JURISDICTION Phoenix, Arizona WATERSHED Skunk Creek SECTION/TOWNSHIP/RANGE S23 T5N R2E LATITUDE N 33° 45' 24.3" | +33.75676 LONGITUDE W 112° 07' 20.0" | -112.12222 ARIZONA STATE PLANE E 637525 | N 1002940 USGS QUAD SHEET New River SE 7.5-Minute STREAMGAGE INSTALLATION DATE 01/11/2016 - WY 2016 PERIOD OF AVAILABLE DATA RECORD 01/11/2016 - Current LENGTH OF AVAILABLE DATA RECORD 6.72 Years | 2,455 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 2.20 feet Gage Height STAFF GAGES None CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 1,543.517 feet NAVD88 POINT OF ZERO FLOW 0.5 feet Gage Height EXTREME FOR PERIOD OF RECORD 07/23/2021 | 3,186 cfs | 6.78 feet GH FCDMC Annual Surface Water Report, Water Year 2022 Page 784 Watershed Map FCDMC Annual Surface Water Report, Water Year 2022 Page 785 WY2022 Events Date of Peak Peak Gage Height None Hydrograph of peak WY 2022 flow event, No flow recorded during Water Year 2022. FCDMC Annual Surface Water Report, Water Year 2022 Page 786 Peak Discharge (cfs) Skunk Creek at Dixileta Drive, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 0 MEAN 0 MAX 0 MIN 0 AC_FT 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 787 Skunk Creek at I-17, ID #65807 Site Data LOCATION Located south of Jomax Road on I-17 DRAINAGE AREA 65.0 mi2 STREAM TYPE Channelized Natural Stream JURISDICTION Phoenix, Arizona WATERSHED Skunk Creek SECTION/TOWNSHIP/RANGE S35 T5N R2E LATITUDE N 33° 43' 48.3" | +33.73007 LONGITUDE W 112° 07' 11.1" | -112.11976 ARIZONA STATE PLANE E 638257 | N 993224 USGS QUAD SHEET Union Hills 7.5-Minute STREAMGAGE INSTALLATION DATE 10/26/1989 - WY 1990 PERIOD OF AVAILABLE DATA RECORD 08/11/1990 - Current LENGTH OF AVAILABLE DATA RECORD 32.14 Years | 11,739 Days GAPS IN RECORD None STAGE GAGE TYPE Non-submersible Pressure Transducer STAGE GAGE ELEVATION 1.23 feet Gage Height STAFF GAGES 2 USGS Staff Plates at Gage and 2 Painted gages on walls downstream. CREST STAGE GAGES 4 ZERO GAGE HEIGHT ELEVATION 1,473.965 feet NAVD88 POINT OF ZERO FLOW 0.0 feet gage height EXTREME FOR PERIOD OF RECORD 13,900 cfs | 6.80 feet | 08/19/2014 EXTREME OUTSIDE PERIOD OF RECORD 11,500 cfs | 10.48 feet | 08/01/1964 FCDMC Annual Surface Water Report, Water Year 2022 Page 788 Watershed Map Skunk Creek at I-17 - water year peaks 16,000 14,000 12,000 10,000 8,000 6,000 4,000 2,000 0 1990 1995 2000 FCDMC Annual Surface Water Report, Water Year 2022 Page 789 2005 2010 2015 2020 2025 WY2022 Events Date of Peak 12/24 7/30 Peak Gage Height (feet) 1.47 1.58 Hydrograph of peak WY 2022 flow event, 07/30/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 790 Peak Discharge (cfs) 305 391 Skunk Creek at I-17, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 28 25 26 27 28 29 --30 --47 31 ---------------------------------------------------------------------------------------TOTAL 0 0 28 0 0 0 0 0 0 47 0 0 MEAN 0 0 1 0 0 0 0 0 0 2 0 0 MAX 0 0 305 0 0 0 0 0 0 391 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 55 0 0 0 0 0 0 92 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 74 MEAN 0 MAX 391 MIN 0 AC_FT 148 FCDMC Annual Surface Water Report, Water Year 2022 Page 791 Skunk Tank Wash, ID #64707 Site Data LOCATION Located on 7th Avenue about 1/4 mile south of Desert Hills Drive DRAINAGE AREA 1.3 mi2 STREAM TYPE Culverts on natural stream JURISDICTION Maricopa County, Arizona WATERSHED Skunk Creek SECTION/TOWNSHIP/RANGE S29 T6N R3E LATITUDE N 33° 50' 23.8" | +33.83995 LONGITUDE W 112° 04' 57.8" | -112.08271 ARIZONA STATE PLANE E 649576 | N 1033251 USGS QUAD SHEET New River SE 7.5-Minute STREAMGAGE INSTALLATION DATE 03/02/2006 - WY 2006 PERIOD OF AVAILABLE DATA RECORD 03/02/2006 - Current LENGTH OF AVAILABLE DATA RECORD 16.58 Years | 6,057 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.50 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,853.960 feet NAVD88 POINT OF ZERO FLOW 0.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 1,278 cfs | 7.63 feet | 07/23/2021 FCDMC Annual Surface Water Report, Water Year 2022 Page 792 Watershed Map Skunk Tank Wash - water year peaks 1400 Discharge (cfs) 1200 1000 800 600 400 200 0 2005 2010 2015 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 793 2020 2025 WY2022 Events Date of Peak 12/24 7/30 Peak Gage Height (feet) 2.31 3.29 Hydrograph of peak WY 2022 flow event, 07/30/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 794 Peak Discharge (cfs) 42 92 Skunk Tank Wash, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 7 25 26 27 28 29 --30 --3 31 --------1 -------------------------------------------------------------------------------TOTAL 0 0 7 0 0 0 0 0 0 4 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 42 0 0 0 0 0 0 92 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 13 0 0 0 0 0 0 8 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 11 MEAN 0 MAX 92 MIN 0 AC_FT 21 FCDMC Annual Surface Water Report, Water Year 2022 Page 795 Sols Wash at SR71, ID #47707 Site Data LOCATION Located 1/2 mile west of US93 on SR71 DRAINAGE AREA 0.9 mi2 STREAM TYPE Natural Stream JURISDICTION Yavapai County, Arizona WATERSHED Lower Hassayampa SECTION/TOWNSHIP/RANGE S14 T9N R7W LATITUDE N 34° 07' 06.7" | +34.11853 LONGITUDE W 112° 57' 45.8" | -112.96272 ARIZONA STATE PLANE E 383448 | N 1136141 USGS QUAD SHEET Congress SW 7.5-Minute STREAMGAGE INSTALLATION DATE 09/12/2001 - WY 2001 PERIOD OF AVAILABLE DATA RECORD 09/12/2001 - Current LENGTH OF AVAILABLE DATA RECORD 21.05 Years | 7,689 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.10 feet Gage Height STAFF GAGES 1 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 2,737.604 feet NAVD88 POINT OF ZERO FLOW 0.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 608 cfs | 2.59 feet | 06/16/2018 FCDMC Annual Surface Water Report, Water Year 2022 Page 796 Watershed Map Sols Wash at SR71 - water year peaks 700 Discharge (cfs) 600 500 400 300 200 100 0 2000 2005 2010 2015 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 797 2020 2025 WY2022 Events Date of Peak 8/17 9/12 9/21 Peak Gage Height (feet) 0.44 0.52 0.27 Hydrograph of peak WY 2022 flow event, 09/11/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 798 Peak Discharge (cfs) 15 20 7 Sols Wash at SR71, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 3 13 14 15 16 1 17 1 18 19 20 21 3 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 1 0 1 6 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 2 0 15 20 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 1 0 1 12 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 7 MEAN 0 MAX 20 MIN 0 AC_FT 14 FCDMC Annual Surface Water Report, Water Year 2022 Page 799 Sols Tributary at US93, ID #50007 Site Data LOCATION Located west of US93 near mile post 191 DRAINAGE AREA 6.5 mi2 STREAM TYPE Natural Stream JURISDICTION Yavapai County, Arizona WATERSHED Lower Hassayampa SECTION/TOWNSHIP/RANGE S11 T8N R6W LATITUDE N 34° 03' 06.8" | +34.05187 LONGITUDE W 112° 51' 01.1" | -112.85030 ARIZONA STATE PLANE E 417158 | N 1111604 USGS QUAD SHEET Flores 7.5-Minute STREAMGAGE INSTALLATION DATE 01/30/2002 - WY 2002 PERIOD OF AVAILABLE DATA RECORD 01/30/2002 - Current LENGTH OF AVAILABLE DATA RECORD 20.67 Years | 7,549 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.07 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 2,576.300 feet NAVD88 POINT OF ZERO FLOW 0.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 967 cfs | 3.40 feet | 07/25/2007 FCDMC Annual Surface Water Report, Water Year 2022 Page 800 Watershed Map FCDMC Annual Surface Water Report, Water Year 2022 Page 801 WY2022 Events Date of Peak Peak Gage Height None Hydrograph of peak WY 2022 flow event, No runoff recorded in Water Year 2022. FCDMC Annual Surface Water Report, Water Year 2022 Page 802 Peak Discharge (cfs) Sols Tributary near US93, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 0 MEAN 0 MAX 0 MIN 0 AC_FT 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 803 Sols Wash near Matthie, ID #50807 Site Data LOCATION Located along the railroad about 1 mile west of Vulture Mine Road DRAINAGE AREA 118.5 mi2 STREAM TYPE Natural Stream JURISDICTION Wickenburg, Arizona WATERSHED Lower Hassayampa SECTION/TOWNSHIP/RANGE S32 T8N R5W LATITUDE N 33° 59' 14.8" | +33.98743 LONGITUDE W 112° 47' 34.7" | -112.79296 ARIZONA STATE PLANE E 424377 | N 1087949 USGS QUAD SHEET Vulture Peak 7.5-Minute STREAMGAGE INSTALLATION DATE 08/04/1995 - WY 1995 PERIOD OF AVAILABLE DATA RECORD 08/04/1995 - Current LENGTH OF AVAILABLE DATA RECORD 27.16 Years | 9,920 Days GAPS IN RECORD None STAGE GAGE TYPE Non-submersible Pressure Transducer STAGE GAGE ELEVATION 1.10 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 2,230.537 feet NAVD88 POINT OF ZERO FLOW 0.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 10,792 cfs | 5.15 feet | 10/21/2000 FCDMC Annual Surface Water Report, Water Year 2022 Page 804 Watershed Map Sols Wash near Matthie - water year peaks 12,000 Discharge (cfs) 10,000 8,000 6,000 4,000 2,000 0 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 805 2015 2020 2025 WY2022 Events Date of Peak 8/17 8/21 9/2 Peak Gage Height (feet) 2.51 3.65 4.10 Hydrograph of peak WY 2022 flow event, 9/02/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 806 Peak Discharge (cfs) 1577 3822 4815 Sols Wash near Matthie, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 216 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 21 18 19 20 21 143 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 163 216 MEAN 0 0 0 0 0 0 0 0 0 0 5 7 MAX 0 0 0 0 0 0 0 0 0 0 3822 4815 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 324 428 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 379 MEAN 1 MAX 4815 MIN 0 AC_FT 752 FCDMC Annual Surface Water Report, Water Year 2022 Page 807 Sonoqui Wash near Hawes Road, ID #36307 Site Data LOCATION Located about 1/4 mile north of Riggs Road, and about 1,000 feet west of Hawes Road DRAINAGE AREA 15 mi2 STREAM TYPE Channelized Natural Stream JURISDICTION Queen Creek, Arizona WATERSHED Upper EMF SECTION/TOWNSHIP/RANGE S29 T2S R7E LATITUDE N 33° 13' 26.5" | +33.22402 LONGITUDE W 111° 39' 11.8" | -111.65327 ARIZONA STATE PLANE E 780550 | N 809150 USGS QUAD SHEET Chandler Heights 7.5-Minute STREAMGAGE INSTALLATION DATE 12/21/2016 - WY 2017 PERIOD OF AVAILABLE DATA RECORD 12/21/2016 - Current LENGTH OF AVAILABLE DATA RECORD 5.78 Years | 2,110 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 1.40 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 1,373.00 feet NAVD88 POINT OF ZERO FLOW 0.85 feet Gage Height EXTREME FOR PERIOD OF RECORD 2,237 cfs | 7.10 feet Gage Height | 08/17/2021 FCDMC Annual Surface Water Report, Water Year 2022 Page 808 Watershed Map Sonoqui Wash near Hawes Road - water year peaks 2,500 Discharge (cfs) 2,000 1,500 1,000 500 0 2015 2020 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 809 2025 WY2022 Events Date of Peak 12/24 8/19 9/11 Peak Gage Height 1.86 2.28 2.43 Hydrograph of peak WY 2022 flow event, 08/17/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 810 Peak Discharge (cfs) 56 119 144 Sonoqui Wash near Hawes Road, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 7 12 3 13 14 15 16 17 18 19 5 20 21 22 23 24 3 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 3 0 0 0 0 0 0 0 5 10 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 56 0 0 0 0 0 0 0 119 144 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 6 0 0 0 0 0 0 0 10 20 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 18 MEAN 0 MAX 144 MIN 0 AC_FT 35 FCDMC Annual Surface Water Report, Water Year 2022 Page 811 Sonoran Wash, ID #65907 Site Data LOCATION Located southeast of Paloma Pkwy and Sonoran Desert Drive DRAINAGE AREA 7.82 mi2 STREAM TYPE Natural Stream JURISDICTION Phoenix, Arizona WATERSHED Skunk Creek SECTION/TOWNSHIP/RANGE S19 T5N R3E LATITUDE N 33° 46' 09.3" | +33.76925 LONGITUDE W 112° 05' 55.6" | -112.09878 ARIZONA STATE PLANE E 644660 | N 1007470 USGS QUAD SHEET New River SE 7.5-Minute STREAMGAGE INSTALLATION DATE 10/13/2015 - WY 2016 PERIOD OF AVAILABLE DATA RECORD 10/13/2015 - Current LENGTH OF AVAILABLE DATA RECORD 6.97 Years | 2,545 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 1.34 feet Gage Height STAFF GAGES None CREST STAGE GAGES None ZERO GAGE HEIGHT ELEVATION 1,574.850 feet NAVD88 POINT OF ZERO FLOW 0.3 feet Gage Height EXTREME FOR PERIOD OF RECORD 1,131 cfs | 5.72 feet GH | 07/25/2021 FCDMC Annual Surface Water Report, Water Year 2022 Page 812 Watershed Map Sonoran Wash - water year peaks 1,400 Discharge (cfs) 1,200 1,000 800 600 400 200 0 2015 2020 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 813 2025 WY2022 Events Date of Peak 7/30 8/18 Peak Gage Height 2.94 2.21 Hydrograph of peak WY 2022 flow event, 07/30/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 814 Peak Discharge (cfs) 258 129 Sonoran Wash, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 5 19 20 --21 --22 23 24 25 26 27 --28 29 --30 --15 31 --------11 -------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 25 5 0 MEAN 0 0 0 0 0 0 0 0 0 1 0 0 MAX 0 0 0 0 0 0 0 0 0 258 129 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 50 10 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 30 MEAN 0 MAX 258 MIN 0 AC_FT 60 FCDMC Annual Surface Water Report, Water Year 2022 Page 815 South Mountain Fan, ID #70507 Site Data LOCATION Located in the western part of South Mountain Park DRAINAGE AREA 2.1 mi2 STREAM TYPE Natural Stream JURISDICTION Phoenix, Arizona WATERSHED Middle Gila SECTION/TOWNSHIP/RANGE S26 T1S R2E LATITUDE N 33° 18' 54.7" | +33.31518 LONGITUDE W 112° 08' 01.3" | -112.13369 ARIZONA STATE PLANE E 633720 | N 842264 USGS QUAD SHEET Laveen 7.5-Minute STREAMGAGE INSTALLATION DATE 06/09/1993 - WY 1993 PERIOD OF AVAILABLE DATA RECORD 06/09/1993 - Current LENGTH OF AVAILABLE DATA RECORD 29.31 Years | 10,706 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 1.05 feet Gage Height STAFF GAGES None CREST STAGE GAGES None ZERO GAGE HEIGHT ELEVATION 1,276.61 feet NAVD88 POINT OF ZERO FLOW 0.5 feet Gage Height EXTREME FOR PERIOD OF RECORD 1,586 cfs | 3.85 feet | 08/12/2014 FCDMC Annual Surface Water Report, Water Year 2022 Page 816 Watershed Map South Mountain Fan - water year peaks 1,800 1,600 Discharge (cfs) 1,400 1,200 1,000 800 600 400 200 0 1990 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 817 2015 2020 2025 WY2022 Events Date of Peak Peak Gage Height (feet) Peak Discharge (cfs) 6/26 1.74 53 Hydrograph of peak WY 2022 flow event, 6/26/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 818 South Mountain Fan, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 8 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 8 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 53 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 16 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 8 MEAN 0 MAX 53 MIN 0 AC_FT 16 FCDMC Annual Surface Water Report, Water Year 2022 Page 819 Spookhill FRS, ID #74707 Site Data LOCATION Located near Loop 202 and Power Road DRAINAGE AREA 13.87 mi2 STREAM TYPE Dam of natural drainage JURISDICTION Mesa, Arizona WATERSHED Lower Verde SECTION/TOWNSHIP/RANGE S31 T2N R7E LATITUDE N 33° 28' 23.0" | +33.47305 LONGITUDE W 111° 40' 52.7" | -111.68131 ARIZONA STATE PLANE E 771669 | N 899705 USGS QUAD SHEET Buckhorn 7.5-Minute STREAMGAGE INSTALLATION DATE 03/13/1984 - WY 1984 PERIOD OF AVAILABLE DATA RECORD 12/30/1987 - Current LENGTH OF AVAILABLE DATA RECORD 34.75 Years | 12,694 Days GAPS IN RECORD 05/02/2008 - 06/22/2008 STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.28 Feet Gage Height STAFF GAGES 1 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,568.10 Feet NAVD88 NORMAL DRAWDOWN RATE -0.12 feet per hour POINT OF ZERO FLOW (CONTROLLED OUTLET) 0.0 Feet Gage Height POINT OF ZERO FLOW (UNCONTROLLED OUTLET) 9.4 Feet Gage Height MINIMUM LEVEL POOL ELEVATION 3.7 feet at Brown Rd, 2.2 feet at McKellips Rd, 1.0 feet at McDowell Rd MINIMUM FREEWAY LEVEE ELEVATION 14.0 feet Gage Height SPILLWAY ELEVATION 15.8 feet Gage Height TOP OF DAM ELEVATION 25.3 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 820 Watershed Map Spookhill FRS - water year peaks 400 Volume (acre-feet) 350 300 250 200 150 100 50 0 1985 1990 1995 2000 2005 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 821 2010 2015 2020 2025 WY2022 Events Date of Peak 12/10 12/25 1/1 2/24 6/27 7/30 8/12 8/25 9/12 Peak Gage Height (feet) 1.80 3.07 2.39 1.42 1.87 2.14 4.71 1.94 2.24 Peak Volume (ac-ft) 0.7 11.7 3.4 0.0 0.9 1.9 55.6 1.0 2.4 Hydrograph of peak 2022 impoundment event, 08/12/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 822 Percent Spillway Capacity 0.4 0.2 0.0 0.0 0.0 0.1 2.1 0.0 0.1 Spookhill FRS, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 22 6 2 27 3 9 4 5 6 7 8 9 10 20 11 23 12 21 14 27 13 6 40 6 14 38 1 15 35 16 22 17 18 2 19 27 20 25 21 20 22 23 24 17 3 25 33 25 26 32 3 24 27 25 14 21 28 7 2 29 --17 30 --26 31 --------22 -------------------------------------------------------------------------------TOTAL 0 0 185 59 3 0 0 0 17 66 301 33 MEAN 0 0 6 2 0 0 0 0 1 2 10 1 MAX 0 0 34 30 22 0 0 0 26 28 42 29 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 367 117 5 0 0 0 33 132 596 66 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 663 MEAN 2 MAX 42 MIN 0 AC_FT 1315 FCDMC Annual Surface Water Report, Water Year 2022 Page 823 Spookhill FRS, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 2 2 3 4 5 6 7 8 9 10 11 12 15 2 13 36 14 27 15 16 16 5 17 18 19 1 20 1 21 22 23 24 4 25 10 1 26 7 27 2 28 29 --1 30 --1 31 ---------------------------------------------------------------------------------------MEAN 0 0 1 0 0 0 0 0 0 0 3 0 MAX 0 0 12 3 0 0 0 0 1 2 56 3 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 56 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 824 Spookhill FRS, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 0.3 0.3 0.3 1.8 0.3 0.3 0.3 0.3 0.3 0.3 0.6 0.3 2 0.0 0.3 0.3 2.1 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 3 0.3 0.3 0.3 0.9 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 4 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 5 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 6 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 7 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 8 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 9 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 10 0.3 0.3 1.5 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 11 0.3 0.3 1.5 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 12 0.3 0.3 1.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 1.7 2.1 13 0.3 0.3 0.5 0.3 0.3 0.3 0.3 0.3 0.3 0.3 4.1 0.7 14 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 3.8 0.4 15 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 3.3 0.3 16 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 2.0 0.3 17 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 18 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.4 0.3 19 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 2.0 0.3 20 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 1.8 0.3 21 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 1.3 0.3 22 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.4 0.3 23 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 24 0.3 0.3 1.6 0.3 0.4 0.3 0.3 0.3 0.3 0.3 0.3 0.3 25 0.3 0.3 3.0 0.3 0.3 0.3 0.3 0.3 0.3 0.3 1.8 0.3 26 0.3 0.3 2.8 0.3 0.3 0.3 0.3 0.3 0.5 0.3 1.7 0.3 27 0.3 0.3 1.9 0.3 0.3 0.3 0.3 0.3 1.1 0.3 1.3 0.3 28 0.3 0.3 0.7 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.5 0.3 29 0.3 0.3 0.3 0.3 --0.3 0.3 0.3 0.3 1.3 0.3 0.3 30 0.3 0.3 0.3 0.3 --0.3 0.3 0.3 0.3 1.9 0.3 0.3 31 0.3 --0.3 0.3 --0.3 --0.3 --1.4 0.3 -------------------------------------------------------------------------------MEAN 0.3 0.3 0.7 0.4 0.3 0.3 0.3 0.3 0.3 0.4 1.0 0.4 MAX 0.3 0.3 3.1 2.4 1.4 0.3 0.3 0.3 1.9 2.1 4.7 2.4 MIN 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0.41 MAX 4.71 MIN 0.28 FCDMC Annual Surface Water Report, Water Year 2022 Page 825 Stagecoach Wash, ID #20007 Site Data LOCATION On Pima Road about 1/4 miles south of Stagecoach Pass DRAINAGE AREA 1.12 mi2 STREAM TYPE Culvert at natural stream JURISDICTION Scottsdale, Arizona WATERSHED Cave Creek SECTION/TOWNSHIP/RANGE S061 T5N R5E LATITUDE N 33° 48' 42.8" | +33.81190 LONGITUDE W 111° 53' 28.0" | -111.89112 ARIZONA STATE PLANE E 707750 | N 1022941 USGS QUAD SHEET Cave Creek 7.5-Minute STREAMGAGE INSTALLATION DATE 06/13/2001 - WY 2001 PERIOD OF AVAILABLE DATA RECORD 06/13/2001 - Current LENGTH OF AVAILABLE DATA RECORD 21.30 Years | 7,780 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.85 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 2,548.696 feet NAVD88 POINT OF ZERO FLOW 0.7 feet Gage Height EXTREME FOR PERIOD OF RECORD 802 cfs | 5.10 feet | 07/31/2007 FCDMC Annual Surface Water Report, Water Year 2022 Page 826 Watershed Map Stagecoach Wash - water year peaks 900 800 Discharge (cfs) 700 600 500 400 300 200 100 0 2000 2005 2010 2015 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 827 2020 2025 WY2022 Events Date of Peak Peak Gage Height (feet) Peak Discharge (cfs) 8/19 1.31 29 Hydrograph of peak WY 2022 flow event, 08/19/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 828 Stagecoach Wash, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 1 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 5 2 0 0 0 0 0 4 5 8 8 7 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 29 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 10 3 0 0 0 1 0 8 11 15 17 14 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 40 MEAN 0 MAX 29 MIN 0 AC_FT 78 FCDMC Annual Surface Water Report, Water Year 2022 Page 829 Stoneridge Dam, ID #77307 Site Data LOCATION About 1/2 mile north of Shea Boulevard, west of Fountain Hills Boulevard DRAINAGE AREA 0.89 mi2 STREAM TYPE Dam of natural drainage JURISDICTION Fountain Hills, Arizona WATERSHED Lower Verde SECTION/TOWNSHIP/RANGE S22 T3N R6E LATITUDE N 33° 35' 40.1" | +33.59448 LONGITUDE W 111° 44' 00.0" | -111.73332 ARIZONA STATE PLANE E 755863 | N 943908 USGS QUAD SHEET Granite Reef Dam 7.5-Minute STREAMGAGE INSTALLATION DATE 12/11/1996 - WY 1997 PERIOD OF AVAILABLE DATA RECORD 12/11/1996 - Current LENGTH OF AVAILABLE DATA RECORD 25.80 Years | 9,425 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 1.30 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,680.935 feet NAVD88 POINT OF ZERO FLOW 0.00 feet Gage Height SPILLWAY CREST ELEVATION 24.0 feet Gage Height TOP OF DAM ELEVATION 31.0 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 830 Watershed Map Stoneridge Dam - water year peaks 30.0 Volume (acre-feet) 25.0 20.0 15.0 10.0 5.0 0.0 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 831 2015 2020 2025 WY2022 Events Date of Peak Peak Gage Height (feet) Peak Volume (ac-ft) Percent Spillway Capacity 8/12 3.05 0.4 0.6 Hydrograph of peak 2022 impoundment event, 08/12/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 832 Stoneridge Dam, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 4 4 5 4 6 4 7 4 8 4 9 4 1 10 11 12 1 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 25 0 0 0 0 0 0 0 0 3 0 MEAN 0 1 0 0 0 0 0 0 0 0 0 0 MAX 0 7 0 0 0 0 0 0 0 0 27 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 50 0 0 0 0 0 0 0 0 5 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 28 MEAN 0 MAX 27 MIN 0 AC_FT 55 FCDMC Annual Surface Water Report, Water Year 2022 Page 833 Stoneridge Dam, volume data Volume, in acre feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 0 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 834 Stoneridge Dam, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 2 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 4 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 5 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 6 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 7 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 8 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 9 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 10 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 11 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 12 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.4 1.3 13 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 14 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 15 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 16 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 17 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 18 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 19 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 20 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 21 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 22 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 23 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 24 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 25 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 26 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 27 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 28 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 29 1.3 1.3 1.3 1.3 --1.3 1.3 1.3 1.3 1.3 1.3 1.3 30 1.3 1.3 1.3 1.3 --1.3 1.3 1.3 1.3 1.3 1.3 1.3 31 1.3 --1.3 1.3 --1.3 --1.3 --1.3 1.3 -------------------------------------------------------------------------------MEAN 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 MAX 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 3.0 1.3 MIN 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 -----------------------------------------------------------------------------WTR YR 2022 MEAN 1.30 MAX 3.05 MIN 1.30 FCDMC Annual Surface Water Report, Water Year 2022 Page 835 Sun Valley Parkway at Northern Avenue, ID #48307 Site Data LOCATION On Sun Valley Parkway near the Northern Avenue alignment DRAINAGE AREA 1.41 mi2 STREAM TYPE Natural Stream JURISDICTION Maricopa County, Arizona WATERSHED Lower Hassayampa SECTION/TOWNSHIP/RANGE S32 T3N R4W LATITUDE N 33° 33' 12.4" | +33.55345 LONGITUDE W 112° 40' 40.9" | -112.67803 ARIZONA STATE PLANE E 468053 | N 929747 USGS QUAD SHEET Wagner Well Wash 7.5-Minute STREAMGAGE INSTALLATION DATE 08/02/2005 - WY 2005 PERIOD OF AVAILABLE DATA RECORD 08/02/2005 - Current LENGTH OF AVAILABLE DATA RECORD 17.16 Years | 6,269 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.10 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 1,394.570 feet NAVD88 POINT OF ZERO FLOW 0.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 790 cfs | 1.88 feet | 09/08/2014 FCDMC Annual Surface Water Report, Water Year 2022 Page 836 Watershed Map Sun Valley Parkway at Northern Avenue - water year peaks 900 800 Discharge (cfs) 700 600 500 400 300 200 100 0 2005 2010 2015 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 837 2020 2025 WY2022 Events Date of Peak Peak Gage Height Peak Discharge (cfs) 9/21 0.36 2.5 Hydrograph of peak WY 2022 flow event, 09/20/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 838 Sun Valley Parkway at Northern, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 2 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 2 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 25 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 4 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 2 MEAN 0 MAX 25 MIN 0 AC_FT 4 FCDMC Annual Surface Water Report, Water Year 2022 Page 839 Sunnycove FRS, ID #46507 Site Data LOCATION In Wickenburg south of US 60 near the cemetery DRAINAGE AREA 1.39 mi2 STREAM TYPE Dam of natural drainage JURISDICTION Wickenburg, Arizona WATERSHED Lower Hassayampa SECTION/TOWNSHIP/RANGE S11 T7N R5W LATITUDE N 33° 57' 26.1" | +33.95725 LONGITUDE W 112° 44' 23.2" | -112.73978 ARIZONA STATE PLANE E 450401 | N 1076836 USGS QUAD SHEET Wickenburg 7.5-Minute STREAMGAGE INSTALLATION DATE 07/01/1986 - WY 1986 PERIOD OF AVAILABLE DATA RECORD 12/16/1988 - Current LENGTH OF AVAILABLE DATA RECORD 33.79 Years | 12,342 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.00 feet Gage Height STAFF GAGES 10 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 2,135.10 feet NAVD88 POINT OF ZERO FLOW (GATED ORIFICE) -5.0 feet Gage Height POINT OF ZERO FLOW (UNGATED ORIFICE) 15.0 feet Gage Height POINT OF ZERO FLOW (PRINCIPAL OUTLET TOWER) 36.5 feet Gage Height SPILLWAY ELEVATION 37.1 feet Gage Height TOP OF DAM ELEVATION 45.0 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 840 Watershed Map Sunnycove FRS - water year peaks 160 Volume (acre-feet) 140 120 100 80 60 40 20 0 1985 1990 1995 2000 2005 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 841 2010 2015 2020 2025 WY2022 Events Date of Peak 10/12 7/28 9/12 Peak Gage Height (feet) 0.78 1.66 9.59 Peak Volume (ac-ft) 0.0 0.2 6.3 Hydrograph of peak 2022 impoundment event, 09/12/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 842 Percent Spillway Capacity 0.0 0.1 3.2 Sunnycove FRS, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 0 MEAN 0 MAX 0 MIN 0 AC_FT 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 843 Sunnycove FRS, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 5 13 5 14 3 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 6 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 6 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 844 Sunnycove FRS, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.2 0.4 2 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.1 0.3 3 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.0 0.2 4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.3 0.0 5 0.3 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.2 0.0 6 0.6 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.2 0.0 7 0.6 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.1 0.0 8 0.6 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.0 0.0 9 0.6 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.0 0.0 10 0.5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.0 0.0 11 0.6 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.9 0.0 12 0.7 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.9 7.8 13 0.6 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.8 8.4 14 0.6 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.8 6.2 15 0.5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.8 1.9 16 0.5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.8 0.2 17 0.5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.7 0.0 18 0.5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.8 0.0 19 0.5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.8 0.0 20 0.4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.7 0.0 21 0.4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.0 0.0 22 0.4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.9 0.0 23 0.3 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.8 0.0 24 0.3 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.8 0.0 25 0.3 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.8 0.0 26 0.2 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.7 0.0 27 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.7 0.0 28 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.4 0.6 0.0 29 0.0 0.0 0.0 0.0 --0.0 0.0 0.0 0.0 1.5 0.6 0.0 30 0.0 0.0 0.0 0.0 --0.0 0.0 0.0 0.0 1.4 0.5 0.0 31 0.0 --0.0 0.0 --0.0 --0.0 --1.3 0.4 -------------------------------------------------------------------------------MEAN 0.3 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.2 0.9 0.8 MAX 0.8 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.7 1.4 9.6 MIN 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.3 0.0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0.19 MAX 9.59 MIN 0.00 FCDMC Annual Surface Water Report, Water Year 2022 Page 845 Sunridge Canyon Dam, ID #77507 Site Data LOCATION Near the Sunridge Canyon Golf Course DRAINAGE AREA 1.58 mi2 STREAM TYPE Dam of natural drainage JURISDICTION Fountain Hills, Arizona WATERSHED Lower Verde SECTION/TOWNSHIP/RANGE S16 T3N R6E LATITUDE N 33° 36' 23.1" | +33.60641 LONGITUDE W 111° 45' 04.0" | -111.75112 ARIZONA STATE PLANE E 750419 | N 948212 USGS QUAD SHEET Sawik Mountain Dam 7.5-Minute STREAMGAGE INSTALLATION DATE 02/04/1997 - WY 1997 PERIOD OF AVAILABLE DATA RECORD 02/04/1997 - Current LENGTH OF AVAILABLE DATA RECORD 25.65 Years | 9,370 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 1.20 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,886.90 feet NAVD88 POINT OF ZERO FLOW 0.00 feet Gage Height SPILLWAY CREST ELEVATION 40.1 feet Gage Height TOP OF DAM ELEVATION 47.0 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 846 Watershed Map FCDMC Annual Surface Water Report, Water Year 2022 Page 847 WY2022 Events Date of Peak 8/9 8/12 Peak Gage Height (feet) 2.07 1.78 Hydrograph of peak 2022 impoundment event, FCDMC Annual Surface Water Report, Water Year 2022 Page 848 Peak Volume (ac-ft) 0 0 Percent Spillway Capacity 0.0 0.0 Sunridge Canyon Dam, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 9 10 11 12 --7 13 --7 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 24 0 MEAN 0 0 0 0 0 0 0 0 0 0 1 0 MAX 0 0 0 0 0 0 0 0 0 0 30 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 47 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 47 MEAN 1 MAX 30 MIN 0 AC_FT 47 FCDMC Annual Surface Water Report, Water Year 2022 Page 849 Sunridge Canyon Dam, volume data Volume, in acre feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 --13 --14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 0 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 850 Sunridge Canyon Dam, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 3 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 4 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 5 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 6 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 7 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 8 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 9 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.4 1.2 10 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 11 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 12 1.2 1.2 1.2 1.2 --1.2 1.2 1.2 1.2 1.2 1.3 1.2 13 1.2 1.2 1.2 1.2 --1.2 1.2 1.2 1.2 1.2 1.3 1.2 14 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 15 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 16 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 17 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 18 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 19 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 20 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 21 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 22 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 23 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 24 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 25 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 26 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 27 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 28 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 29 1.2 1.2 1.2 1.2 --1.2 1.2 1.2 1.2 1.2 1.2 1.2 30 1.2 1.2 1.2 1.2 --1.2 1.2 1.2 1.2 1.2 1.2 1.2 31 1.2 --1.2 1.2 --1.2 --1.2 --1.2 1.2 -------------------------------------------------------------------------------MEAN 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 MAX 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 2.1 1.2 MIN 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 -----------------------------------------------------------------------------WTR YR 2022 MEAN 1.21 MAX 2.17 MIN 1.20 FCDMC Annual Surface Water Report, Water Year 2022 Page 851 Sunset FRS, ID #46007 Site Data LOCATION In Wickenburg near US 60 and Mariposa Drive DRAINAGE AREA 0.63 mi2 STREAM TYPE Dam of natural drainage JURISDICTION Wickenburg, Arizona WATERSHED Lower Hassayampa SECTION/TOWNSHIP/RANGE S11 T7N R5W LATITUDE N 33° 57' 53.7" | +33.96491 LONGITUDE W 112° 44' 32.6" | -112.74238 ARIZONA STATE PLANE E 449756 | N 1079633 USGS QUAD SHEET Wickenburg 7.5-Minute STREAMGAGE INSTALLATION DATE 02/12/1989 - WY 1989 PERIOD OF AVAILABLE DATA RECORD 02/12/1989 - Current LENGTH OF AVAILABLE DATA RECORD 33.63 Years | 12,162 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.10 feet Gage Height STAFF GAGES 7 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 2,114.01 feet NAVD88 POINT OF ZERO FLOW (GATED 18-INCH ORIFICE) 0.0 feet Gage Height POINT OF ZERO FLOW (UNGATED 9-INCH ORIFICE) 8.75 feet Gage Height POINT OF ZERO FLOW (WEIR AT TOP OF TOWER) 19.75 feet Gage Height SPILLWAY ELEVATION 18.85 feet Gage Height TOP OF DAM ELEVATION 30.0 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 852 Watershed Map Sunset FRS - water year peaks 70 Volume (acre-feet) 60 50 40 30 20 10 0 1985 1990 1995 2000 2005 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 853 2010 2015 2020 2025 WY2022 Events Date of Peak 10/5 12/24 6/24 7/18 8/4 8/21 9/12 9/21 Peak Gage Height (feet) 3.61 3.81 2.39 2.74 4.10 4.69 6.45 2.10 Peak Volume (ac-ft) 0.8 0.9 0.0 0.1 1.1 2.0 5.5 0.0 Hydrograph of peak 2022 impoundment event, 09/12/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 854 Percent Spillway Capacity 1.0 1.1 0.1 0.2 1.5 2.8 8.0 0.0 Sunset FRS, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 0 MEAN 0 MAX 0 MIN 0 AC_FT 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 855 Sunset FRS, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 1 5 1 6 7 8 9 10 11 12 4 13 3 14 1 15 16 17 18 19 20 1 21 1 22 1 23 1 24 1 1 25 1 1 26 1 1 27 28 1 29 --1 30 --31 ---------------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 1 0 1 0 0 0 0 0 0 1 2 6 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 6 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 856 Sunset FRS, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 2.3 2.2 2 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 2.1 2.1 3 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 2.0 1.9 4 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 3.2 1.9 5 1.7 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 3.2 1.7 6 3.0 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 2.8 1.6 7 2.7 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 2.6 1.5 8 2.5 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 2.3 1.4 9 2.3 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 2.2 1.4 10 2.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 2.1 1.2 11 2.0 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 1.9 1.1 12 2.0 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 1.8 5.6 13 1.8 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 1.7 5.4 14 1.7 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 2.2 3.6 15 1.6 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 2.3 1.1 16 1.5 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 2.2 0.9 17 1.4 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.2 2.2 0.6 18 1.3 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 1.3 2.3 0.3 19 1.2 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.2 2.4 0.2 20 1.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 3.2 0.1 21 1.0 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 4.3 1.3 22 0.9 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 4.2 1.9 23 0.8 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 3.9 1.7 24 0.7 0.1 3.3 0.1 0.1 0.1 0.1 0.1 1.9 0.1 3.7 1.5 25 0.6 0.1 3.4 0.1 0.1 0.1 0.1 0.1 1.9 1.7 3.5 1.4 26 0.6 0.1 3.1 0.1 0.1 0.1 0.1 0.1 1.8 2.1 3.2 1.3 27 0.5 0.1 1.6 0.1 0.1 0.1 0.1 0.1 1.0 1.0 3.0 1.2 28 0.4 0.1 0.4 0.1 0.1 0.1 0.1 0.1 0.5 3.1 2.8 1.0 29 0.4 0.1 0.2 0.1 --0.1 0.1 0.1 0.3 3.1 2.6 1.0 30 0.2 0.1 0.1 0.1 --0.1 0.1 0.1 0.2 2.8 2.5 0.9 31 0.1 --0.1 0.1 --0.1 --0.1 --2.5 2.4 -------------------------------------------------------------------------------MEAN 1.2 0.1 0.5 0.1 0.1 0.1 0.1 0.1 0.3 0.6 2.7 1.6 MAX 3.6 0.1 3.8 0.1 0.1 0.1 0.1 0.1 2.4 4.0 4.7 6.7 MIN 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 1.6 0.1 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0.63 MAX 6.65 MIN 0.10 FCDMC Annual Surface Water Report, Water Year 2022 Page 857 Sycamore Creek Fire, ID #81807(transducer), 81813(radar) Site Data LOCATION Located near town of Sunflower, Arizona DRAINAGE AREA 20.2 mi2 STREAM TYPE Natural Stream JURISDICTION Maricopa County, Arizona WATERSHED Lower Verde SECTION/TOWNSHIP/RANGE S25 T7N R8E LATITUDE N 33° 55' 34.8" | +33.92634 LONGITUDE W 111° 28' 46.0" | -111.47944 ARIZONA STATE PLANE E 832620 | N 1064920 USGS QUAD SHEET Reno Pass 7.5-Minute STREAMGAGE INSTALLATION DATE 06/26/2012 - WY 2012 PERIOD OF AVAILABLE DATA RECORD 06/26/2012 - Current LENGTH OF AVAILABLE DATA RECORD 10.26 Years | 3,749 Days GAPS IN RECORD 12/26/2021 – 01/17/2022 STAGE GAGE TYPE Status Sensor, RADAR Sensor, Pressure Transducer STATUS SENSOR (81809) ELEVATION 2.60 feet Gage Height RADAR GAGE (81813) GROUND ELEVATION BELOW SENSOR 2.5 feet Gage Height TRANSDUCER GAGE (81807) ELEVATION 3.10 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 3,783.674 feet NAVD88 POINT OF ZERO FLOW 0.0 feet gage height EXTREME FOR PERIOD OF RECORD 7,906 cfs | 11.96 feet gage height | 08/16/2012 FCDMC Annual Surface Water Report, Water Year 2022 Page 858 Location Map FCDMC Annual Surface Water Report, Water Year 2022 Page 859 WY2022 Events Date of Peak Peak Gage Height none Hydrograph of peak WY 2022 flow event, No flow recorded during Water Year 2022. FCDMC Annual Surface Water Report, Water Year 2022 Page 860 Peak Discharge (cfs) Sycamore Creek Fire (Transducer Gage), runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 --2 --3 --4 --5 --6 --7 --8 --9 --10 --11 --12 ----13 ----14 --15 --16 --17 --18 19 20 21 22 23 24 --25 --26 --27 --28 --29 ----30 ----31 -----------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 0 MEAN 0 MAX 0 MIN 0 AC_FT 0 *Station Down from December 24,2021 to January 18, 2022 due to a failure due to energy issues. A precipitation event occurred but no field measurement was able to be taken FCDMC Annual Surface Water Report, Water Year 2022 Page 861 Sycamore Creek Fire (RADAR Gage), runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 --2 --3 --4 --5 --6 --7 --8 --9 --10 --11 --12 ----13 ----14 --15 --16 --17 --18 19 20 21 22 23 24 --25 --26 --27 --28 --29 ----30 ----31 -----------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 0 MEAN 0 MAX 0 MIN 0 AC_FT 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 862 Tatum Wash Basin Inflow, ID #58007 Site Data LOCATION Located near Shea Boulevard and 44th Street DRAINAGE AREA 2.0 mi2 STREAM TYPE Engineered Natural Stream JURISDICTION Phoenix, Arizona WATERSHED Middle Indian Bend SECTION/TOWNSHIP/RANGE S30 T3N R4E LATITUDE N 33° 34' 54.1" | +33.58169 LONGITUDE W 111° 59' 04.3" | -111.98453 ARIZONA STATE PLANE E 679334 | N 939188 USGS QUAD SHEET Paradise Valley 7.5-Minute STREAMGAGE INSTALLATION DATE 06/03/1994 - WY 1994 PERIOD OF AVAILABLE DATA RECORD 06/03/1994 - Current LENGTH OF AVAILABLE DATA RECORD 28.33 Years | 10,347 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.10 feet Gage Height STAFF GAGES 1 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,400.203 feet NAVD88 POINT OF ZERO FLOW 0.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 1,688 cfs | 3.68 feet | 09/08/2014 FCDMC Annual Surface Water Report, Water Year 2022 Page 863 Watershed Map Tatum Wash - water year peaks 1,800 1,600 Discharge (cfs) 1,400 1,200 1,000 800 600 400 200 0 1990 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 864 2015 2020 2025 WY2022 Events Date of Peak Peak Gage Height (feet) Peak Discharge (cfs) 8/4 1.70 537 Hydrograph of peak 2022 impoundment event, 08/04/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 865 Tatum Basin Inflow, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 12 5 6 7 8 9 10 1 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 1 0 0 12 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 4 0 0 537 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 2 0 0 24 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 13 MEAN 0 MAX 537 MIN 0 AC_FT 26 FCDMC Annual Surface Water Report, Water Year 2022 Page 866 Tatum Wash Basin, ID #58507 Site Data LOCATION Located near Shea Boulevard and 44th Street DRAINAGE AREA 2.17 mi2 STREAM TYPE Flood control basin on natural stream JURISDICTION Phoenix, Arizona WATERSHED Middle Indian Bend SECTION/TOWNSHIP/RANGE S30 T3N R4E LATITUDE N 33° 34' 56.8" | +33.58245 LONGITUDE W 111° 59' 01.5" | -111.98376 ARIZONA STATE PLANE E 679555 | N 939459 USGS QUAD SHEET Paradise Valley 7.5-Minute STREAMGAGE INSTALLATION DATE 05/08/1998 - WY 1998 PERIOD OF AVAILABLE DATA RECORD 05/08/1998 - Current LENGTH OF AVAILABLE DATA RECORD 24.40 Years | 8,912 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.05 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,383.266 feet NAVD88 POINT OF ZERO FLOW (LOWER FLAP-GATE) 0.50 feet Gage Height POINT OF ZERO FLOW (UPPER FLAP-GATE) 4.50 feet Gage Height POINT OF ZERO FLOW (UNCONTROLLED INLET TOWER) 11.60 feet Gage Height SPILLWAY CREST ELEVATION 12.60 feet Gage Height TOP OF BASIN ELEVATION 13.60 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 867 Watershed Map Tatum Basin - water year peaks 45 Volume (acre-feet) 40 35 30 25 20 15 10 5 0 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 868 2015 2020 2025 WY2022 Events Date of Peak 7/30 8/4 8/12 9/11 Peak Gage Height (feet) 0.59 9.99 2.96 1.96 Peak Volume (ac-ft) 1.0 24.6 6.2 3.9 Hydrograph of peak 2022 impoundment event, 08/04/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 869 Percent Spillway Capacity 2.9 75.1 19.0 11.9 Tatum Wash Basin, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 16 5 6 7 8 9 10 11 12 2 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 18 0 MEAN 0 0 0 0 0 0 0 0 0 0 1 0 MAX 0 0 0 0 0 0 0 0 0 0 75 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 37 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 18 MEAN 0 MAX 75 MIN 0 AC_FT 37 FCDMC Annual Surface Water Report, Water Year 2022 Page 870 Tatum Wash Basin, volume data Volume, in acre feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 6 5 1 6 7 8 9 10 11 12 1 1 13 1 14 1 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 1 25 4 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 25 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 871 Tatum Wash Basin, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 2 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 3 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 4 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 2.9 0.1 5 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.6 0.1 6 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 7 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 8 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 9 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 10 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 11 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.2 12 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.7 0.5 13 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.8 0.1 14 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.4 0.1 15 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 16 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 17 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 18 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 19 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 20 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 21 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 22 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 23 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 24 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 25 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 26 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 27 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 28 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 29 0.1 0.1 0.1 0.1 --0.1 0.1 0.1 0.1 0.1 0.1 0.1 30 0.1 0.1 0.1 0.1 --0.1 0.1 0.1 0.1 0.1 0.1 0.1 31 0.1 --0.1 0.1 --0.1 --0.1 --0.1 0.1 -------------------------------------------------------------------------------MEAN 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.2 0.1 MAX 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.6 10.0 2.0 MIN 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0.07 MAX 9.99 MIN 0.05 FCDMC Annual Surface Water Report, Water Year 2022 Page 872 Tenth Street Wash Basin #1, ID #11007 Site Data LOCATION Near Cave Creek Road and Peoria Avenue DRAINAGE AREA 0.55 mi2 STREAM TYPE Flood control basin on natural stream JURISDICTION Phoenix, Arizona WATERSHED Upper ACDC SECTION/TOWNSHIP/RANGE S28 T3N R3E LATITUDE N 33° 34' 46.8" | +33.57969 LONGITUDE W 112° 03' 17.3" | -112.05476 ARIZONA STATE PLANE E 657933 | N 938469 USGS QUAD SHEET Sunnyslope 7.5-Minute STREAMGAGE INSTALLATION DATE 11/26/1996 - WY 1997 PERIOD OF AVAILABLE DATA RECORD 11/26/1996 - Current LENGTH OF AVAILABLE DATA RECORD 25.85 Years | 9,440 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.33 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,308.78 feet NAVD88 POINT OF ZERO FLOW 0.00 feet Gage Height SPILLWAY CREST ELEVATION 11.5 feet Gage Height TOP OF BASIN ELEVATION 13.2 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 873 Watershed Map Tenth Street Wash Basin #1 - water year peaks 6.0 Volume (acre-feet) 5.0 4.0 3.0 2.0 1.0 0.0 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 874 2015 2020 2025 WY2022 Events Date of Peak 12/24 7/30 8/4 8/9 8/12 9/12 Peak Gage Height (feet) 1.35 1.86 2.58 1.08 1.38 1.31 Peak Volume (ac-ft) 0.6 1.1 2.0 0.4 0.6 0.6 Hydrograph of peak 2022 impoundment event, 08/04/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 875 Percent Spillway Capacity 2.9 5.4 9.6 4.1 3.0 2.8 Tenth Street Wash Basin #1, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 4 5 6 7 8 9 2 10 11 1 12 2 1 13 14 15 16 17 18 19 20 21 22 23 24 3 25 26 27 28 29 --30 --3 31 --------1 -------------------------------------------------------------------------------TOTAL 0 0 3 0 0 0 0 0 0 4 7 2 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 8 0 0 0 0 0 0 14 23 8 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 6 0 0 0 0 0 0 7 15 3 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 16 MEAN 0 MAX 23 MIN 0 AC_FT 31 FCDMC Annual Surface Water Report, Water Year 2022 Page 876 Tenth Street Wash Basin #1, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 1 0 0 0 0 0 0 1 2 1 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 2 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 877 Tenth Street Wash Basin #1, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 2 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 4 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.8 0.3 5 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 6 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 7 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 8 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 9 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.6 0.3 10 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 11 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.4 12 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.5 0.5 13 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 14 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 15 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 16 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 17 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 18 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 19 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 20 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 21 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 22 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 23 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 24 0.3 0.3 0.8 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 25 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 26 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 27 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 28 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 29 0.3 0.3 0.3 0.3 --0.3 0.3 0.3 0.3 0.3 0.3 0.3 30 0.3 0.3 0.3 0.3 --0.3 0.3 0.3 0.3 0.6 0.3 0.3 31 0.3 --0.3 0.3 --0.3 --0.3 --0.5 0.3 -------------------------------------------------------------------------------MEAN 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.4 0.3 MAX 0.3 0.3 1.4 0.3 0.4 0.3 0.3 0.3 0.3 1.9 2.6 1.3 MIN 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0.34 MAX 2.58 MIN 0.33 FCDMC Annual Surface Water Report, Water Year 2022 Page 878 Tiger Wash, ID #27007 Site Data LOCATION Near Eagle Eye Road about 10 miles north of Salome Road DRAINAGE AREA 84.7 mi2 STREAM TYPE Natural Stream JURISDICTION Maricopa County, Arizona WATERSHED Lower Centennial SECTION/TOWNSHIP/RANGE S26 T5N R10W LATITUDE N 33° 44' 30.3" | +33.74175 LONGITUDE W 113° 16' 42.8" | -113.27855 ARIZONA STATE PLANE E 285979 | N 1000163 USGS QUAD SHEET Weldon Hill 7.5-Minute STREAMGAGE INSTALLATION DATE 09/15/1999 - WY 1999 PERIOD OF AVAILABLE DATA RECORD 09/15/1999 - Current LENGTH OF AVAILABLE DATA RECORD 23.05 Years | 8,417 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 4.73 feet Gage Height STAFF GAGES None CREST STAGE GAGES 6 (Continuous Slope Area type) ZERO GAGE HEIGHT ELEVATION 1,866.15 feet NAVD88 POINT OF ZERO FLOW 0.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 4,541 cfs | 9.28 feet | 07/14/2012 EXTREME OUTSIDE PERIOD OF RECORD 7,778 cfs | 10.07 feet | 09/26/1997 FCDMC Annual Surface Water Report, Water Year 2022 Page 879 Watershed Map Discharge (cfs) Tiger Wash - water year peaks 5,000 4,500 4,000 3,500 3,000 2,500 2,000 1,500 1,000 500 0 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 880 2015 2020 2025 WY2022 Events Date of Peak 7/30 8/10 8/12 8/19 8/24 8/27 9/12 Peak Gage Height (feet) 5.98 5.26 5.88 5.53 5.23 5.38 5.88 Hydrograph of peak WY 2022 flow event, 07/30/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 881 Peak Discharge (cfs) 541 213 485 321 203 257 485 Tiger Wash, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 23 11 12 31 33 13 14 15 16 17 18 19 --15 20 --9 21 --22 --23 --24 --6 25 --26 --27 30 28 29 --30 --38 31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 38 113 33 MEAN 0 0 0 0 0 0 0 0 0 1 4 1 MAX 0 0 0 0 0 0 0 0 0 541 485 485 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 75 225 65 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 184 MEAN 1 MAX 541 MIN 0 AC_FT 365 FCDMC Annual Surface Water Report, Water Year 2022 Page 882 Twin Buttes Wash, ID #73207 Site Data LOCATION Located on Vistancia Blvd. about 2 miles northwest of the Loop 303 DRAINAGE AREA 7.1 mi2 STREAM TYPE Natural JURISDICTION Peoria, Arizona WATERSHED Lower Agua Fria SECTION/TOWNSHIP/RANGE S25 T5N R1W LATITUDE N 33° 44' 18.4" | +33.73843 LONGITUDE W 112° 19' 10.4" | -112.31956 ARIZONA STATE PLANE E 577520 | N 996450 USGS QUAD SHEET Calderwood Butte 7.5-Minute STREAMGAGE INSTALLATION DATE 10/29/2015 - WY 2016 PERIOD OF AVAILABLE DATA RECORD 12/09/2015 - Current LENGTH OF AVAILABLE DATA RECORD 6.81 Years | 2,488 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.75 feet Gage Height STAFF GAGES None CREST STAGE GAGES None ZERO GAGE HEIGHT ELEVATION 1,346.359 feet NAVD88 POINT OF ZERO FLOW 0.2 feet Gage Height EXTREME FOR PERIOD OF RECORD 714 CFS | 3.93 FEET GH | 08/12/2018 FCDMC Annual Surface Water Report, Water Year 2022 Page 883 Watershed Map Discharge (cfs) Twin Buttes Wash - water year peaks 1,000 900 800 700 600 500 400 300 200 100 0 2015 2020 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 884 2025 WY2022 Events Date of Peak Peak Gage Height Peak Discharge (cfs) 12/24 1.70 106 Hydrograph of peak WY 2022 flow event, 12/24/2021 FCDMC Annual Surface Water Report, Water Year 2022 Page 885 Twin Buttes Wash, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 1 18 3 19 20 21 22 23 24 8 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 8 0 0 0 0 0 0 4 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 106 0 114 0 0 0 0 16 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 16 0 1 0 0 0 0 8 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 12 MEAN 0 MAX 114 MIN 0 AC_FT 24 FCDMC Annual Surface Water Report, Water Year 2022 Page 886 University Drive at 62nd Street Basin, ID #34607 Site Data LOCATION Located on the northeast corner of University Drive and 62nd Street DRAINAGE AREA Undetermined STREAM TYPE Flood control basin JURISDICTION Maricopa County, Arizona WATERSHED Upper EMF SECTION/TOWNSHIP/RANGE S13 T1N R6E LATITUDE N 33° 25' 23.6" | +33.42321 LONGITUDE W 111° 41' 47.3" | -111.69647 ARIZONA STATE PLANE E 767185 | N 881575 USGS QUAD SHEET Buckhorn 7.5-Minute STREAMGAGE INSTALLATION DATE 12/22/2016 - WY 2017 PERIOD OF AVAILABLE DATA RECORD 12/22/2016 - Current LENGTH OF AVAILABLE DATA RECORD 5.77 Years | 2,109 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.25 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,392.00 feet NAVD88 POINT OF ZERO FLOW 0.20 feet Gage Height SPILLWAY CREST ELEVATION 12.0 TOP OF BASIN ELEVATION 12.5 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 887 Location Map University Dr at 62nd St Basin - water year peaks 7 Volume (acre-feet) 6 5 4 3 2 1 0 2015 2020 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 888 2025 WY2022 Events Date of Peak 12/10 12/24 1/1 9/11 9/20 Peak Gage Height (feet) 1.74 3.72 2.24 2.44 1.32 Peak Volume (ac-ft) 0.0 0.2 0.0 0.1 0.0 Hydrograph of peak 2022 impoundment event, 12/24/2021 FCDMC Annual Surface Water Report, Water Year 2022 Page 889 Percent Spillway Capacity 0.1 0.8 0.2 0.2 0.0 University Drive at 62nd Street Basin, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 2 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 3 0 0 0 0 0 0 0 0 1 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 5 3 1 0 0 0 0 0 0 3 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 5 1 0 0 0 0 0 0 0 1 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 4 MEAN 0 MAX 5 MIN 0 AC_FT 8 FCDMC Annual Surface Water Report, Water Year 2022 Page 890 University Drive at 62nd Street Basin, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 0 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 891 University Drive at 62nd Street Basin, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 0.2 0.2 0.2 0.6 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 3 0.2 0.2 0.3 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 4 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 5 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 6 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 7 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 8 0.2 0.2 0.3 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 9 0.2 0.2 0.3 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 10 0.2 0.2 0.5 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 11 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.4 12 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.5 13 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 14 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.3 0.2 0.2 15 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 16 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 17 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 18 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 19 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 20 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.3 21 0.2 0.2 0.3 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.4 22 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 23 0.2 0.2 0.2 0.2 0.4 0.2 0.2 0.2 0.2 0.2 0.3 0.2 24 0.2 0.2 2.0 0.2 0.3 0.2 0.3 0.2 0.2 0.2 0.2 0.2 25 0.2 0.2 0.3 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 26 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 27 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 28 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 29 0.2 0.2 0.2 0.2 --0.2 0.2 0.2 0.2 0.2 0.2 0.2 30 0.2 0.2 0.2 0.2 --0.2 0.2 0.2 0.2 0.2 0.2 0.2 31 0.2 --0.2 0.2 --0.2 --0.2 --0.2 0.2 -------------------------------------------------------------------------------MEAN 0.2 0.2 0.3 0.3 0.3 0.2 0.3 0.2 0.2 0.3 0.3 0.3 MAX 0.2 0.2 3.7 2.2 0.9 0.2 0.3 0.2 0.2 0.6 0.6 2.4 MIN 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0.26 MAX 3.72 MIN 0.25 FCDMC Annual Surface Water Report, Water Year 2022 Page 892 Upper Trilby Wash, ID #73807 Site Data LOCATION Located about 3 miles north of Castle Hot Springs Road DRAINAGE AREA 3.1 mi2 STREAM TYPE Natural Stream JURISDICTION Yavapai County, Arizona WATERSHED Trilby SECTION/TOWNSHIP/RANGE S12 T7N R3W LATITUDE N 33° 57' 37.5" | +33.96042 LONGITUDE W 112° 31' 45.3" | -112.52925 ARIZONA STATE PLANE E 514261 | N 1077534 USGS QUAD SHEET Red Picacho 7.5-Minute STREAMGAGE INSTALLATION DATE 09/26/2001 - WY 2001 PERIOD OF AVAILABLE DATA RECORD 09/26/2001 - Current LENGTH OF AVAILABLE DATA RECORD 21.01 Years | 7,675 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.90 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 3,030.533 feet NAVD 1988 POINT OF ZERO FLOW 1.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 412 cfs | 2.40 feet | 07/18/2015 FCDMC Annual Surface Water Report, Water Year 2022 Page 893 Watershed Map Upper Trilby Wash - water year peaks 450 400 Discharge (cfs) 350 300 250 200 150 100 50 0 2000 2005 2010 2015 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 894 2020 2025 WY2022 Events Date of Peak 7/27 8/15 Peak Gage Height 1.34 1.42 FCDMC Annual Surface Water Report, Water Year 2022 Page 895 Peak Discharge (cfs) 264 305 Upper Trilby Wash, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 32 16 17 18 19 20 21 22 23 24 25 26 27 30 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 30 32 0 MEAN 0 0 0 0 0 0 0 0 0 1 1 0 MAX 0 0 0 0 0 0 0 0 0 264 305 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 59 64 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 62 MEAN 0 MAX 305 MIN 0 AC_FT 123 FCDMC Annual Surface Water Report, Water Year 2022 Page 896 UPRR Underpass at First Avenue, ID #3107 Site Data LOCATION Near First Avenue and Jackson Street DRAINAGE AREA None STREAM TYPE Roadway Underpass JURISDICTION Phoenix, Arizona WATERSHED Lower Arizona Canal Diversion Channel SECTION/TOWNSHIP/RANGE S08 T1N R3E LATITUDE N 33° 26' 39.4" | +33.44429 LONGITUDE W 112° 04' 29.0" | -112.07472 STREAMGAGE INSTALLATION DATE 05/30/2017 – WY2017 AVAILABLE PERIOD OF RECORD (POR) 05/30/2017 – Current LENGTH OF AVAILABLE POR DATA 6.34 Years | 2,315 Days GAPS IN RECORD 03/15/2022 – 05/18/2022 STAGE GAGE ELEVATION -9.83 feet Gage Height STAFF GAGES 0 ZERO GAGE HEIGHT ELEVATION 0.00 feet Gage Height MINIMUM ROADWAY ELEVATION 0.0 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 897 Location Map UPRR Underpass at 1st Ave - water year peaks Stage (feet) 10 5 0 -5 2015 2020 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 898 2025 WY2022 Events Date of Peak Peak Gage Height (feet) Peak Volume (ac-ft) Percent Spillway Capacity 10/15 -3.6 0 0.0 Hydrograph of peak 2022 impoundment event, 10/15/2021 FCDMC Annual Surface Water Report, Water Year 2022 Page 899 UPRR Underpass at First Avenue, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 -5.2 -4.7 -5.3 -9.8 -9.8 -9.8 ----- -9.8 -9.8 -5.3 -9.8 2 -5.2 -4.7 -5.3 -9.8 -9.8 -9.8 ----- -9.8 -9.8 -6.0 -9.8 3 -5.2 -4.7 -5.3 -9.8 -9.8 -9.8 ----- -9.8 -9.8 -6.5 -9.8 4 -5.2 -4.7 -5.3 -9.8 -9.8 -9.8 ----- -9.8 -9.8 -8.6 -9.8 5 -5.2 -4.7 -5.4 -9.8 -9.8 -9.8 ----- -9.8 -9.8 -9.8 -9.8 6 -5.2 -4.7 -5.4 -9.8 -9.8 -9.8 ----- -9.8 -9.8 -9.8 -9.8 7 -5.2 -4.8 -5.4 -9.8 -9.8 -9.8 ----- -9.8 -9.8 -9.8 -9.8 8 -5.2 -4.7 -5.4 -9.8 -9.8 -9.8 ----- -9.8 -9.8 -9.8 -9.8 9 -5.3 -4.7 -5.4 -9.8 -9.8 -9.8 ----- -9.8 -9.8 -9.8 -9.3 10 -5.3 -4.7 -5.3 -9.8 -9.8 -9.8 ----- -9.8 -9.8 -9.8 -6.7 11 -5.3 -4.8 -5.3 -9.8 -9.8 -9.8 ----- -9.8 -9.8 -9.8 -7.5 12 -5.3 -4.8 -5.3 -9.8 -9.8 -9.8 ----- -9.8 -9.8 -9.8 -7.5 13 -5.3 -4.8 -5.3 -9.8 -9.8 -9.8 ----- -9.8 -9.8 -9.8 -5.6 14 -5.3 -4.8 -5.4 -9.8 -9.8 -9.8 ----- -9.8 -9.8 -9.8 -6.8 15 -4.8 -4.8 -5.4 -9.8 -9.8 ------- -9.8 -9.8 -9.8 -7.4 16 -3.8 -4.9 -5.4 -9.8 -9.8 ------- -9.8 -9.8 -9.8 -7.5 17 -4.2 -4.9 -5.4 --- -9.8 ------- -9.8 -9.8 -9.8 --18 -4.4 -4.9 -5.5 --- -9.8 ------- -9.8 -9.8 -9.8 --19 -4.4 -4.9 -5.5 --- -9.8 ----- -9.8 -9.8 -9.8 -9.8 --20 -4.5 -5.0 -5.5 --- -9.8 ----- -9.8 -9.8 -9.8 -9.8 -9.8 21 -4.5 -5.0 -5.5 --- -9.8 ----- -9.8 -9.8 -9.8 -9.8 -8.6 22 -4.5 -5.0 -5.5 --- -9.8 ----- -9.8 -9.8 -9.8 -9.8 -7.3 23 -4.6 -5.0 -5.5 --- -9.8 ----- -9.8 -9.8 -9.8 -9.8 -7.3 24 -4.6 -5.0 -4.9 --- -9.8 ----- -9.8 -9.8 -9.8 -9.8 -7.4 25 -4.6 -5.1 -4.3 -9.8 -9.8 ----- -9.8 -9.8 -9.8 -9.8 -7.4 26 -4.6 -5.1 -4.5 -9.8 -9.8 ----- -9.8 -9.8 --- -9.8 -7.4 27 -4.6 -5.1 -4.6 -9.8 -9.8 ----- -9.8 -9.8 --- -9.8 -7.4 28 -4.7 -5.2 -4.8 -9.8 -9.8 ----- -9.8 -9.8 --- -9.8 -7.4 29 -4.7 -5.2 -4.8 -9.8 ------- -9.8 -9.8 --- -9.8 -7.4 30 -4.7 -5.2 -9.8 -9.8 ------- -9.8 -9.8 --- -9.8 -7.5 31 -4.7 --- -9.8 -9.8 ------- -9.8 ----- -9.8 -------------------------------------------------------------------------------MEAN -4.9 -4.9 -5.5 -9.8 -9.8 -9.8 --- -9.8 -9.8 -9.8 -9.5 -8.1 MAX -3.6 -4.7 -4.3 -9.8 -9.8 -9.8 --- -9.8 -9.8 -9.8 -5.1 -3.8 MIN -5.3 -5.2 -9.8 -9.8 -9.8 -9.8 --- -9.8 -9.8 -9.8 -9.8 -9.8 -----------------------------------------------------------------------------WTR YR 2022 MEAN -8.47 MAX -3.60 MIN -9.83 *The gage was down from March 15th to May 19th due to a failure of the PT. No runoff event occurred during that time FCDMC Annual Surface Water Report, Water Year 2022 Page 900 UPRR Underpass at Central Avenue, ID #3207 Site Data LOCATION Near Central Avenue and Jackson Street DRAINAGE AREA None STREAM TYPE Roadway Underpass JURISDICTION Phoenix, Arizona WATERSHED Lower Arizona Canal Diversion Channel SECTION/TOWNSHIP/RANGE S08 T1N R3E LATITUDE N 33° 26' 38.9" | +33.44413 LONGITUDE W 112° 04' 25.5" | -112.07376 STREAMGAGE INSTALLATION DATE 05/30/2017 – WY2017 AVAILABLE PERIOD OF RECORD (POR) 05/30/2017 – Current LENGTH OF AVAILABLE POR DATA 6.34 Years | 2,315 Days GAPS IN RECORD None STAGE GAGE ELEVATION -5.00 feet Gage Height STAFF GAGES 0 ZERO GAGE HEIGHT ELEVATION 0.00 feet Gage Height MINIMUM ROADWAY ELEVATION 0.0 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 901 Location Map Stage (feet) UPRR Underpass at Central Ave - water year peaks 15 13 11 9 7 5 3 1 -1 -3 -5 2015 2020 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 902 2025 WY2022 Events Date of Peak Peak Gage Height (feet) Peak Volume (ac-ft) Percent Spillway Capacity 2/23 -3.04 0 0.0 Hydrograph of peak 2022 impoundment event, 02/24/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 903 UPRR Underpass at Central Avenue, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 -3.6 -3.5 -4.4 -3.8 -4.2 -3.7 -5.0 -5.0 -5.0 -5.0 -5.0 -5.0 2 -3.6 -3.5 -4.4 -3.8 -4.3 -3.8 -5.0 -5.0 -5.0 -5.0 -5.0 -5.0 3 -3.6 -3.6 -4.4 -3.9 -4.3 -3.8 -5.0 -5.0 -5.0 -5.0 -5.0 -5.0 4 -3.6 -3.6 -4.5 -3.9 -4.3 -3.8 -5.0 -5.0 -5.0 -5.0 -5.0 -5.0 5 -3.6 -3.6 -4.5 -4.0 -4.3 -3.9 -5.0 -5.0 -5.0 -5.0 -5.0 -5.0 6 -3.5 -3.7 -4.5 -4.0 -4.4 -3.9 -5.0 -5.0 -5.0 -5.0 -5.0 -5.0 7 -3.5 -3.7 -4.1 -4.0 -4.4 -3.9 -5.0 -5.0 -5.0 -5.0 -5.0 -5.0 8 -3.5 -3.7 -4.0 -4.0 -4.4 -4.0 -5.0 -5.0 -5.0 -5.0 -5.0 -5.0 9 -3.5 -3.8 -4.0 -4.1 -4.5 -4.0 -5.0 -5.0 -5.0 -5.0 -5.0 -4.8 10 -3.6 -3.8 -3.5 -4.1 -4.5 -4.0 -5.0 -5.0 -5.0 -5.0 -5.0 -3.1 11 -3.6 -3.8 -3.6 -4.1 -4.5 -4.0 -5.0 -5.0 -5.0 -5.0 -5.0 -3.3 12 -3.5 -3.8 -3.7 -4.1 -4.5 -4.1 -5.0 -5.0 -5.0 -5.0 -5.0 -3.4 13 -3.5 -3.9 -3.8 -4.1 -4.5 -4.1 -5.0 -5.0 -5.0 -5.0 -5.0 -3.4 14 -3.4 -3.9 -3.8 -4.1 -4.5 -4.1 -5.0 -5.0 -5.0 -5.0 -5.0 -3.4 15 -3.2 -3.9 -3.8 -4.2 -4.6 -4.1 -5.0 -5.0 -5.0 -5.0 -5.0 -3.4 16 -3.1 -4.0 -3.8 -4.2 -4.6 -4.1 -5.0 -5.0 -5.0 -5.0 -5.0 -3.5 17 -3.1 -4.0 -3.9 -4.2 -4.6 -4.2 -5.0 -5.0 -5.0 -5.0 -5.0 -3.6 18 -3.2 -4.0 -3.9 -4.2 -4.6 -4.2 -5.0 -5.0 -5.0 -5.0 -5.0 -3.6 19 -3.3 -4.0 -3.9 -4.2 -4.7 -4.2 -5.0 -5.0 -5.0 -5.0 -5.0 -3.7 20 -3.2 -4.1 -4.0 -4.2 -4.7 -4.2 -5.0 -5.0 -5.0 -5.0 -5.0 -3.7 21 -3.1 -4.1 -4.0 -4.2 -4.7 -4.3 -5.0 -5.0 -5.0 -5.0 -5.0 -3.7 22 -3.2 -4.2 -4.0 -4.2 -4.7 -4.3 -5.0 -5.0 -5.0 -5.0 -5.0 -3.6 23 -3.2 -4.2 -4.1 -4.1 -3.8 -4.3 -5.0 -5.0 -5.0 -5.0 -5.0 -3.6 24 -3.3 -4.2 -3.4 -4.1 -3.3 -4.4 -5.0 -5.0 -5.0 -5.0 -5.0 -3.7 25 -3.3 -4.2 -3.1 -4.1 -3.5 -4.4 -5.0 -5.0 -5.0 -5.0 -5.0 -3.7 26 -3.4 -4.3 -3.3 -4.1 -3.5 -4.5 -5.0 -5.0 -5.0 -5.0 -5.0 -3.8 27 -3.3 -4.3 -3.5 -4.1 -3.6 -4.5 -5.0 -5.0 -5.0 -5.0 -5.0 -3.8 28 -3.3 -4.3 -3.6 -4.2 -3.7 -4.5 -5.0 -5.0 -5.0 -5.0 -5.0 -4.1 29 -3.3 -4.4 -3.6 -4.2 --- -4.7 -5.0 -5.0 -5.0 -5.0 -5.0 -4.3 30 -3.4 -4.4 -3.7 -4.2 --- -5.0 -5.0 -5.0 -5.0 -5.0 -5.0 -4.4 31 -3.4 --- -3.8 -4.2 --- -5.0 --- -5.0 --- -5.0 -5.0 -------------------------------------------------------------------------------MEAN -3.4 -3.9 -3.9 -4.1 -4.3 -4.2 -5.0 -5.0 -5.0 -5.0 -5.0 -4.0 MAX -2.8 -3.5 -2.8 -3.8 -2.9 -3.7 -5.0 -5.0 -5.0 -5.0 -5.0 -2.8 MIN -3.7 -4.4 -4.5 -4.2 -4.7 -5.0 -5.0 -5.0 -5.0 -5.0 -5.0 -5.0 -----------------------------------------------------------------------------WTR YR 2022 MEAN -4.40 MAX -2.78 MIN -5.00 FCDMC Annual Surface Water Report, Water Year 2022 Page 904 US60 at Gold Canyon, ID #36907 Site Data LOCATION Located near Superstition Mountain Drive and US60 in Gold Canyon DRAINAGE AREA 9.25 mi2 STREAM TYPE Natural wash flows at a culvert JURISDICTION Pinal County, Arizona WATERSHED Upper East Maricopa Floodway SECTION/TOWNSHIP/RANGE S07 T1S R9E LATITUDE N 33° 21' 53.5" | +33.36486 LONGITUDE W 111° 28' 32.8" | -111.47579 ARIZONA STATE PLANE E 834600 | N 860550 USGS QUAD SHEET Superstition Mountain SW 7.5-Minute STREAMGAGE INSTALLATION DATE 05/11/2016 - WY 2016 PERIOD OF AVAILABLE DATA RECORD 05/11/2016 - Current LENGTH OF AVAILABLE DATA RECORD 6.39 Years | 2,334 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.10 feet Gage Height STAFF GAGES None CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 0.00 feet Gage Height POINT OF ZERO FLOW 0.25 feet Gage Height EXTREME FOR PERIOD OF RECORD 1,258 cfs | 4.06 feet GH | 08/09/2016 FCDMC Annual Surface Water Report, Water Year 2022 Page 905 Watershed Map FCDMC Annual Surface Water Report, Water Year 2022 Page 906 WY2022 Events Date of Peak 8/19 8/27 Peak Gage Height 1.20 1.10 Hydrograph of peak WY 2022 flow event, 08/19/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 907 Peak Discharge (cfs) 88 66 US60 at Gold Canyon, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 2 20 21 22 23 24 25 --26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 2 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 1 0 0 0 0 0 0 0 0 0 88 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 4 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 2 MEAN 0 MAX 88 MIN 0 AC_FT 4 FCDMC Annual Surface Water Report, Water Year 2022 Page 908 Vekol Wash, ID #74507 Site Data LOCATION Near I-8 and Vekol Valley Road DRAINAGE AREA 147.7 mi2 STREAM TYPE Natural Stream JURISDICTION Maricopa County, Arizona WATERSHED Vekol SECTION/TOWNSHIP/RANGE S03 T7S R1E LATITUDE N 32° 50' 35.3" | +32.84313 LONGITUDE W 112° 15' 07.5" | -112.25207 ARIZONA STATE PLANE E 597012 | N 670657 USGS QUAD SHEET Lost Horse Peak 7.5-Minute STREAMGAGE INSTALLATION DATE 03/07/1990 - WY 1990 PERIOD OF AVAILABLE DATA RECORD 03/07/1990 - Current LENGTH OF AVAILABLE DATA RECORD 32.57 Years | 11,896 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 4.95 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 2 (at gage cross section) ZERO GAGE HEIGHT ELEVATION 1,719.891 feet NAVD88 POINT OF ZERO FLOW 4.0 feet Gage Height (January 2019) EXTREME FOR PERIOD OF RECORD 10,100 cfs | 10.10 feet | 08/27/2010 FCDMC Annual Surface Water Report, Water Year 2022 Page 909 Watershed Map Vekol Wash - water year peaks 12,000 Discharge (cfs) 10,000 8,000 6,000 4,000 2,000 0 1990 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 910 2015 2020 2025 WY2022 Events Date of Peak 7/14 8/6 8/21 9/9 9/21 Peak Gage Height (feet) 5.38 5.30 5.33 5.95 7.80 Hydrograph of peak WY 2022 flow event, 09/21/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 911 Peak Discharge (cfs) 207 189 196 427 2465 Vekol Wash, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 --5 6 46 7 8 9 30 10 68 11 12 13 14 13 15 16 17 18 19 20 21 2 9 289 22 4 23 24 25 26 27 --28 --29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 2 0 0 0 0 0 0 13 55 390 MEAN 0 0 0 0 0 0 0 0 0 0 2 13 MAX 0 0 8 0 0 0 0 0 0 207 196 2465 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 4 0 0 0 0 0 0 27 109 774 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 461 MEAN 1 MAX 2465 MIN 0 AC_FT 914 FCDMC Annual Surface Water Report, Water Year 2022 Page 912 Vineyard FRS, ID #37007 Site Data LOCATION Located south of Apache Junction east of Ironwood Road DRAINAGE AREA 53.7 mi2 STREAM TYPE Dam of natural drainage JURISDICTION Pinal County, Arizona WATERSHED Upper East Maricopa Floodway SECTION/TOWNSHIP/RANGE S09 T1S R8E LATITUDE N 33° 21' 03.3" | +33.35091 LONGITUDE W 111° 32' 34.2" | -111.54282 ARIZONA STATE PLANE E 814148 | N 855416 USGS QUAD SHEET Desert Well 7.5-Minute STREAMGAGE INSTALLATION DATE 11/02/1983 - WY 1984 PERIOD OF AVAILABLE DATA RECORD 11/09/1987 - Current LENGTH OF AVAILABLE DATA RECORD 34.89 Years | 12,745 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.20 feet Gage Height STAFF GAGES 3 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,564.139 feet NAVD88 POINT OF ZERO FLOW 0.00 feet Gage Height SPILLWAY ELEVATION 11.3 feet Gage Height (South Spillway) TOP OF DAM ELEVATION 16.2 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 913 Watershed Map Vineyard FRS - water year peaks 3,500 Volume (acre-feet) 3,000 2,500 2,000 1,500 1,000 500 0 1985 1990 1995 2000 2005 Axis Title FCDMC Annual Surface Water Report, Water Year 2022 Page 914 2010 2015 2020 2025 WY2022 Events Date of Peak 12/24 1/1 8/19 Peak Gage Height (feet) 1.60 1.50 2.22 Peak Volume (ac-ft) 249.7 230.0 378.1 Hydrograph of peak 2022 impoundment event, 08/19/2021 FCDMC Annual Surface Water Report, Water Year 2022 Page 915 Percent Spillway Capacity 5.7 5.2 8.2 Vineyard FRS, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 7 2 1 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 6 20 25 21 14 22 2 23 24 4 25 4 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 8 7 0 0 0 0 0 0 46 0 MEAN 0 0 0 0 0 0 0 0 0 0 1 0 MAX 0 0 18 16 0 0 0 0 0 0 29 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 16 14 0 0 0 0 0 0 91 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 61 MEAN 0 MAX 29 MIN 0 AC_FT 121 FCDMC Annual Surface Water Report, Water Year 2022 Page 916 Vineyard FRS, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 103 2 14 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 78 20 330 21 201 22 33 23 24 58 25 62 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------MEAN 0 0 4 4 0 0 0 0 0 0 21 0 MAX 0 0 250 230 0 0 0 0 0 0 378 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 2 MAX 378 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 917 Vineyard FRS, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 0.2 0.2 0.2 0.8 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 2 0.2 0.2 0.2 0.3 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 3 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 4 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 5 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 6 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 7 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 8 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 9 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 10 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 11 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 12 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 13 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 14 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 15 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 16 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 17 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 18 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 19 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.6 0.2 20 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 2.0 0.2 21 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 1.3 0.2 22 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.3 0.2 23 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 24 0.2 0.2 0.5 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 25 0.2 0.2 0.5 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 26 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 27 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 28 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 29 0.2 0.2 0.2 0.2 --0.2 0.2 0.2 0.2 0.2 0.2 0.2 30 0.2 0.2 0.2 0.2 --0.2 0.2 0.2 0.2 0.2 0.2 0.2 31 0.2 --0.2 0.2 --0.2 --0.2 --0.2 0.2 -------------------------------------------------------------------------------MEAN 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.3 0.2 MAX 0.2 0.2 1.6 1.5 0.2 0.2 0.2 0.2 0.2 0.2 2.2 0.2 MIN 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0.21 MAX 2.22 MIN 0.20 FCDMC Annual Surface Water Report, Water Year 2022 Page 918 Vulture Mine Road, ID #47007 Site Data LOCATION At Vulture Mine Road and Steinway Drive DRAINAGE AREA 0.13 mi2 STREAM TYPE Culvert - Natural Stream JURISDICTION Wickenburg, Arizona WATERSHED Lower Hassayampa SECTION/TOWNSHIP/RANGE S15 T7N R5W LATITUDE N 33° 57' 08.4" | +33.95233 LONGITUDE W 112° 46' 18.4" | -112.77179 ARIZONA STATE PLANE E 440699 | N 1075128 USGS QUAD SHEET Vulture Peak 7.5-Minute STREAMGAGE INSTALLATION DATE 10/26/2005 - WY 2006 PERIOD OF AVAILABLE DATA RECORD 10/26/2005 - Current LENGTH OF AVAILABLE DATA RECORD 16.93 Years | 6,184 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 1.60 feet Gage Height STAFF GAGES One CREST STAGE GAGES One ZERO GAGE HEIGHT ELEVATION 2,311.449 feet NAVD88 POINT OF ZERO FLOW 1.1 feet Gage Height EXTREME FOR PERIOD OF RECORD 159 cfs | 3.58 feet | 08/03/2014 FCDMC Annual Surface Water Report, Water Year 2022 Page 919 Watershed Map Vulture Mine Road - water year peaks 180 160 Discharge (cfs) 140 120 100 80 60 40 20 0 2005 2010 2015 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 920 2020 2025 WY2022 Events Date of Peak Peak Gage Height Peak Discharge (cfs) 8/19 1.84 23 Hydrograph of peak WY 2022 flow event, 08/19/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 921 Vulture Mine Road, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 4 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 4 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 23 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 8 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 4 MEAN 0 MAX 23 MIN 0 AC_FT 8 FCDMC Annual Surface Water Report, Water Year 2022 Page 922 Wagner Wash at Sun Valley Parkway, ID #44707 Site Data LOCATION Located on Sun Valley Parkway at about Bell Road alignment DRAINAGE AREA 27.7 mi2 STREAM TYPE Natural wash flows at a culvert JURISDICTION Buckeye, Arizona WATERSHED Lower Hassayampa SECTION/TOWNSHIP/RANGE S05 T3N R4W LATITUDE N 33° 38' 07.0" | +33.63527 LONGITUDE W 112° 41' 25.9" | -112.69053 ARIZONA STATE PLANE E 464460 | N 959550 USGS QUAD SHEET Daggs Tank 7.5-Minute STREAMGAGE INSTALLATION DATE 02/16/2017 - WY 2017 PERIOD OF AVAILABLE DATA RECORD 02/16/2017 - Current LENGTH OF AVAILABLE DATA RECORD 5.62 Years | 2,053 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.05 feet Gage Height STAFF GAGES None CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 1,434.800 feet NAVD88 POINT OF ZERO FLOW 0.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 1,358 CFS | 2.97 feet GH | 08/16/2018 FCDMC Annual Surface Water Report, Water Year 2022 Page 923 Watershed Map Discharge (cfs) Wagner Wash at SVP - water year peaks 2000 1800 1600 1400 1200 1000 800 600 400 200 0 2015 2020 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 924 2025 WY2022 Events Date of Peak 8/27 9/12 Peak Gage Height 1.43 1.50 Hydrograph of peak WY 2022 flow event, 07/31/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 925 Peak Discharge (cfs) 32 39 Wagner Wash at Sun Valley Parkway, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 1 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 1 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 2 0 0 0 0 0 0 0 32 39 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 1 1 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 1 MEAN 0 MAX 39 MIN 0 AC_FT 2 FCDMC Annual Surface Water Report, Water Year 2022 Page 926 Waterman Wash at Rainbow Valley Road, ID #83307 Site Data LOCATION At Rainbow Valley Road and Queen Creek Road DRAINAGE AREA 362 mi2 STREAM TYPE Natural Stream JURISDICTION Goodyear, Arizona WATERSHED Waterman SECTION/TOWNSHIP/RANGE S10 T2S R2W LATITUDE N 33° 15' 42.2" | +33.26173 LONGITUDE W 112° 26' 38.5" | -112.44404 ARIZONA STATE PLANE E 538802 | N 823165 USGS QUAD SHEET Avondale SW 7.5-Minute STREAMGAGE INSTALLATION DATE 03/18/1999 - WY 1999 PERIOD OF AVAILABLE DATA RECORD 03/18/1999 - Current LENGTH OF AVAILABLE DATA RECORD 23.54 Years | 8,598 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 1.00 feet Gage Height STAFF GAGES 1 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 1,009.854 feet NAVD88 POINT OF ZERO FLOW 0.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 5,713 cfs | 10.82 feet | 07/30/2016 FCDMC Annual Surface Water Report, Water Year 2022 Page 927 Watershed Map Waterman Wash at Rainbow Valley Road - water year peaks 6,000 Discharge (cfs) 5,000 4,000 3,000 2,000 1,000 0 1995 2000 2005 2010 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 928 2015 2020 2025 WY2022 Events Date of Peak 7/26 8/21 9/9 Peak Gage Height (feet) 1.77 1.72 6.12 Hydrograph of peak WY 2022 flow event, 09/09/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 929 Peak Discharge (cfs) 54 49 1151 Waterman Wash, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 159 10 101 11 12 13 14 15 16 17 18 19 20 1 21 8 22 23 24 25 33 26 10 27 28 29 ----30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 43 9 260 MEAN 0 0 0 0 0 0 0 0 0 1 0 9 MAX 0 0 0 0 0 0 0 0 0 130 59 1151 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 84 18 516 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 312 MEAN 1 MAX 1151 MIN 0 AC_FT 618 FCDMC Annual Surface Water Report, Water Year 2022 Page 930 Weekes Wash at Baseline Road, ID #39207 Site Data LOCATION Baseline Road between Idaho and Tomahawk Roads DRAINAGE AREA 11.9 mi2 STREAM TYPE Engineered channel of natural stream JURISDICTION Apache Junction, Arizona WATERSHED Upper East Maricopa Floodway SECTION/TOWNSHIP/RANGE S04 T1S R8E LATITUDE N 33° 22' 43.7" | +33.37881 LONGITUDE W 111° 32' 15.1" | -111.53752 ARIZONA STATE PLANE N 865565 | E 815734 USGS QUAD SHEET Apache Junction 7.5-Minute STREAMGAGE INSTALLATION DATE 05/27/2008 - WY 2008 PERIOD OF AVAILABLE DATA RECORD 05/27/2008 - Current LENGTH OF AVAILABLE DATA RECORD 14.35 Years | 5,240 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.20 feet Gage Height STAFF GAGES None CREST STAGE GAGES None ZERO GAGE HEIGHT ELEVATION 1,620.356 feet NAVD88 POINT OF ZERO FLOW 0.00 feet Gage Height EXTREME FOR PERIOD OF RECORD 2,000 CFS | 6.47 feet GH | 07/28/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 931 Watershed Map Weekes Wash at Baseline Road - water year peaks 2,500 Discharge (cfs) 2,000 1,500 1,000 500 0 2005 2010 2015 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 932 2020 2025 WY2022 Events Date of Peak Peak Gage Height Peak Discharge (cfs) 7/28 6.47 2000 Hydrograph of peak WY 2022 flow event, 07/28/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 933 Weekes Wash at Baseline Road, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 6 2 3 4 5 6 6 7 8 3 9 10 11 9 2 12 8 4 13 14 15 16 17 18 2 19 7 6 20 2 21 5 22 23 4 24 20 25 3 26 27 3 28 149 2 29 --30 --5 31 --------9 -------------------------------------------------------------------------------TOTAL 6 0 20 0 0 0 0 0 0 149 42 37 MEAN 0 0 1 0 0 0 0 0 0 5 1 1 MAX 61 0 57 0 0 0 0 0 0 2000 76 49 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 11 0 39 0 0 0 0 0 0 296 83 74 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 254 MEAN 1 MAX 2000 MIN 0 AC_FT 504 FCDMC Annual Surface Water Report, Water Year 2022 Page 934 White Tanks FRS #3, ID #87307 Site Data LOCATION Located on the eastern foothills of the White Tank Mountains, south of Northern Avenue DRAINAGE AREA 20.5 mi2 STREAM TYPE Impounding of natural drainage JURISDICTION Maricopa County, Arizona WATERSHED White Tanks B SECTION/TOWNSHIP/RANGE S09 T2N R2W LATITUDE N 33° 31' 56.0" | +33.53322 LONGITUDE W 112° 28' 19.2" | -112.47199 ARIZONA STATE PLANE E 531079 | N 922261 USGS QUAD SHEET Waddell 7.5-Minute STREAMGAGE INSTALLATION DATE 03/12/1986 - WY 1986 PERIOD OF AVAILABLE DATA RECORD 01/01/1988 - Current LENGTH OF AVAILABLE DATA RECORD 34.75 Years | 12,692 Days GAPS IN RECORD 12/14/2005 - 06/18/2008 STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.15 feet Gage Height STAFF GAGES 5 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,191.00 feet NAVD 1988 POINT OF ZERO FLOW (CONTROLLED) 0.00 feet Gage Height POINT OF ZERO FLOW (CONTROLLED BYPASS OUTLETS) 6.0 feet Gage Height POINT OF ZERO FLOW (UNCONTROLLED) 9.0 feet Gage Height SPILLWAY ELEVATION 21.0 feet Gage Height TOP OF DAM ELEVATION 27.0 feet Gage Height FCDMC Annual Surface Water Report, Water Year 2022 Page 935 Watershed Map FCDMC Annual Surface Water Report, Water Year 2022 Page 936 WY2022 Events Date of Peak Peak Gage Height (feet) Peak Volume (ac-ft) None Hydrograph of peak WY 2022 impoundment event, No impoundment recorded during Water Year 2022. FCDMC Annual Surface Water Report, Water Year 2022 Page 937 Percent Spillway Capacity White Tanks FRS #3, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 0 MEAN 0 MAX 0 MIN 0 AC_FT 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 938 White Tanks FRS #3, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 0 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 939 White Tanks FRS #3, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 2 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 3 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 4 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 5 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 6 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 7 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 8 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 9 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 10 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 11 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 12 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 13 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 14 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 15 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 16 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 17 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 18 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 19 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 20 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 21 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 22 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 23 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 24 0.1 0.1 0.2 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 25 0.1 0.1 0.2 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 26 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 27 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 28 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 29 0.1 0.1 0.1 0.1 --0.1 0.1 0.1 0.1 0.1 0.1 0.1 30 0.1 0.1 0.1 0.1 --0.1 0.1 0.1 0.1 0.1 0.1 0.1 31 0.1 --0.1 0.1 --0.1 --0.1 --0.1 0.1 -------------------------------------------------------------------------------MEAN 0.1 0.1 0.2 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 MAX 0.1 0.1 0.2 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 MIN 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0.15 MAX 0.23 MIN 0.15 FCDMC Annual Surface Water Report, Water Year 2022 Page 940 White Tanks FRS #4, ID #87807 Site Data LOCATION Located south of I-10 and west of Jackrabbit Trail DRAINAGE AREA 18.6 mi2 STREAM TYPE Dam of natural drainage JURISDICTION Buckeye, Arizona WATERSHED White Tanks B SECTION/TOWNSHIP/RANGE S05 T1N R2W LATITUDE N 33° 27' 05.2" | +33.45145 LONGITUDE W 112° 29' 57.6" | -112.48268 ARIZONA STATE PLANE E 523795 | N 891981 USGS QUAD SHEET Perryville 7.5-Minute STREAMGAGE INSTALLATION DATE 01/09/1986 - WY 1986 PERIOD OF AVAILABLE DATA RECORD 10/01/1987 - Current LENGTH OF AVAILABLE DATA RECORD 35.00 Years | 12,784 Days GAPS IN RECORD 06/01/2011 - 11/16/2011 | 12/13/2016 - 06/27/2017 STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION -0.60 feet Gage Height STAFF GAGES 6 CREST STAGE GAGES 0 ZERO GAGE HEIGHT ELEVATION 1,030.00 FEET NAVD88 SPILLWAY ELEVATION 23.0 FEET GAGE HEIGHT TOP OF DAM ELEVATION 29.1 FEET GAGE HEIGT FCDMC Annual Surface Water Report, Water Year 2022 Page 941 Watershed Map White Tanks FRS #4 - water year peaks 700 Volume (acre-feet) 600 500 400 300 200 100 0 1985 1990 1995 2000 2005 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 942 2010 2015 2020 2025 WY2022 Events Date of Peak 12/25 6/26 7/18 8/21 9/12 9/21 Peak Gage Height (feet) 1.31 0.17 0.44 0.62 0.29 2.76 Peak Volume (ac-ft) 2.92 0 0 0.1 0 13 Hydrograph of peak WY 2022 flow event, 09/21/2022 *Water year ends on October 1st FCDMC Annual Surface Water Report, Water Year 2022 Page 943 Percent Spillway Capacity 0.2 0.0 0.0 0.1 0.0 1.0 White Tanks FRS #4, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 0 0 0 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 0 MEAN 0 MAX 0 MIN 0 AC_FT 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 944 White Tanks FRS #4, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 5 22 10 23 5 24 1 2 25 2 1 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 1 MAX 0 0 3 0 0 0 0 0 0 0 0 13 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 13 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 945 White Tanks FRS #4, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.3 -0.5 -0.5 2 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.3 -0.6 -0.6 3 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.4 -0.6 -0.6 4 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.4 -0.6 -0.6 5 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.5 -0.6 -0.6 6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.5 -0.6 -0.6 7 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 8 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 9 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 10 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 11 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 12 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 0.1 13 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 0.0 14 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.1 15 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 0.1 -0.6 -0.2 16 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.0 -0.6 -0.2 17 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.1 -0.6 -0.3 18 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 0.3 -0.5 -0.4 19 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 0.1 0.2 -0.4 20 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.0 -0.0 -0.5 21 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.1 0.0 1.0 22 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.2 0.4 2.4 23 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.3 0.2 1.7 24 -0.6 -0.6 0.2 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.3 -0.0 1.2 25 -0.6 -0.6 1.2 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.4 -0.1 0.8 26 -0.6 -0.6 0.7 -0.6 -0.6 -0.6 -0.6 -0.6 -0.4 -0.3 -0.2 0.5 27 -0.6 -0.6 0.4 -0.6 -0.6 -0.6 -0.6 -0.6 0.1 -0.4 -0.3 0.2 28 -0.6 -0.6 0.2 -0.6 -0.6 -0.6 -0.6 -0.6 -0.1 -0.4 -0.3 0.0 29 -0.6 -0.6 -0.0 -0.6 --- -0.6 -0.6 -0.6 -0.1 -0.4 -0.4 -0.1 30 -0.6 -0.6 -0.2 -0.6 --- -0.6 -0.6 -0.6 -0.2 -0.4 -0.5 -0.2 31 -0.6 --- -0.4 -0.6 --- -0.6 --- -0.6 --- -0.5 -0.5 -------------------------------------------------------------------------------MEAN -0.6 -0.6 -0.4 -0.6 -0.6 -0.6 -0.6 -0.6 -0.5 -0.3 -0.4 -0.0 MAX -0.6 -0.6 1.3 -0.6 -0.6 -0.6 -0.6 -0.6 0.2 0.4 0.6 2.8 MIN -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -0.6 -----------------------------------------------------------------------------WTR YR 2022 MEAN -0.49 MAX 2.76 MIN -0.60 FCDMC Annual Surface Water Report, Water Year 2022 Page 946 White Tank Outlet Channel, ID #87407 Site Data LOCATION Located at the northwest corner of Indian School Road and Jackrabbit Trail DRAINAGE AREA 26.8 mi2 (includes White Tanks #3) STREAM TYPE Natural JURISDICTION Buckeye, Arizona WATERSHED White Tanks B SECTION/TOWNSHIP/RANGE S20 T2N R2W LATITUDE N 33° 29' 38.0" | +33.49389 LONGITUDE W 112° 28' 45.4" | -112.47929 ARIZONA STATE PLANE E 528480 | N 907700 USGS QUAD SHEET Perryville 7.5-Minute STREAMGAGE INSTALLATION DATE 12/07/2016 - WY 2017 PERIOD OF AVAILABLE DATA RECORD 12/07/2016 - Current LENGTH OF AVAILABLE DATA RECORD 5.82 Years | 2,124 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.55 feet Gage Height STAFF GAGES 1 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 1,153.400 feet NAVD88 POINT OF ZERO FLOW 0.00 feet Gage Height EXTREME FOR PERIOD OF RECORD 425 cfs | 2.06 feet GH | 07/23/2020 FCDMC Annual Surface Water Report, Water Year 2022 Page 947 Watershed Map Discharge (cfs) White Tanks Outlet Channel - water year peaks 500 450 400 350 300 250 200 150 100 50 0 2015 2020 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 948 2025 WY2022 Events Date of Peak Peak Gage Height (feet) Peak Discharge (cfs) 9/21 1.71 107 Hydrograph of peak WY 2022 flow event, 09/21/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 949 White Tank Outfall Channel, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 17 22 23 24 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 0 0 17 MEAN 0 0 0 0 0 0 0 0 0 0 0 1 MAX 0 0 0 0 0 0 0 0 0 0 0 107 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 0 0 33 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 17 MEAN 0 MAX 107 MIN 0 AC_FT 33 FCDMC Annual Surface Water Report, Water Year 2022 Page 950 Whitlow Ranch Dam, ID #63307 Site Data LOCATION East of Apache Junction near Queen Valley DRAINAGE AREA 143.5 mi2 STREAM TYPE Dam of natural drainage JURISDICTION Pinal County, Arizona WATERSHED Queen Creek SECTION/TOWNSHIP/RANGE S36 T1S R10E LATITUDE N 33° 17' 56.6" | +33.29906 LONGITUDE W 111° 16' 32.8" | -111.27579 ARIZONA STATE PLANE E 895771 | N 836925 USGS QUAD SHEET Florence Junction 7.5-Minute STREAMGAGE INSTALLATION DATE 01/08/1998 - WY 1998 PERIOD OF AVAILABLE DATA RECORD 08/02/2000 - Current LENGTH OF AVAILABLE DATA RECORD 22.16 Years | 8,095 Days GAPS IN RECORD None STAGE GAGE TYPE Non-submersible Pressure Transducer STAGE GAGE ELEVATION 11.70 feet Gage Height STAFF GAGES 25 CREST STAGE GAGES None ZERO GAGE HEIGHT ELEVATION 2,057.750 feet NAVD88 POINT OF ZERO FLOW 0.00 feet Gage Height SPILLWAY ELEVATION 110.4 feet Gage Height TOP OF DAM ELEVATION 143.0 feet Gage Height EXTREME FOR PERIOD OF RECORD 58.20 feet GH | 6,965 Acre-Feet (19.6% full) | 02/12/2005 EXTREME OUTSIDE PERIOD OF RECORD 71.3 feet GH | 11,939 Acre-Feet (33.5% full) | 01/11/1993 FCDMC Annual Surface Water Report, Water Year 2022 Page 951 Watershed Map Whitlow Ranch Dam - water year peaks 8,000 Volume (acre-feet) 7,000 6,000 5,000 4,000 3,000 2,000 1,000 0 2000 2005 2010 2015 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 952 2020 2025 WY2022 Events Date of Peak 7/6 7/28 8/19 8/20 9/23 Peak Gage Height (feet) 13.82 15.48 14.43 14.44 12.67 Peak Volume (ac-ft) 28.0 71.0 41.2 41.5 21.3 Hydrograph of peak 2022 impoundment event, 07/28/2022 FCDMC Annual Surface Water Report, Water Year 2022 Page 953 Percent Spillway Capacity 0.3 0.8 0.4 0.4 0.0 Whitlow Ranch Dam, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 8 7 8 9 10 --11 --12 --13 13 --14 --15 --16 --17 --18 --19 --64 20 --46 21 22 --23 --10 24 25 26 27 28 42 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 0 0 0 0 0 0 0 50 124 10 MEAN 0 0 0 0 0 0 0 0 0 2 4 0 MAX 0 0 0 0 0 0 0 0 0 368 352 299 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 0 0 0 0 0 0 0 99 245 20 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 184 MEAN 1 MAX 368 MIN 0 AC_FT 364 FCDMC Annual Surface Water Report, Water Year 2022 Page 954 Whitlow Ranch Dam, volume data Volume, in acre-feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 5 6 1 7 8 9 10 --11 --12 --1 13 --14 --15 --16 --17 --18 --19 --5 20 --3 21 22 --23 --1 24 25 26 27 28 5 29 --30 --31 ---------------------------------------------------------------------------------------MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 0 0 0 0 0 0 0 71 41 21 MIN 0 0 0 0 0 0 0 0 0 0 0 0 -----------------------------------------------------------------------------WTR YR 2022 MEAN 0 MAX 71 MIN 0 FCDMC Annual Surface Water Report, Water Year 2022 Page 955 Whitlow Ranch Dam, stage data Depth, in feet, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 2 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 3 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 4 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 5 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 6 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 8 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 9 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 10 11.7 11.7 11.7 11.7 11.7 11.7 --- 11.7 11.7 11.7 11.7 11.7 11 11.7 11.7 11.7 11.7 11.7 11.7 --- 11.7 11.7 11.7 11.7 11.7 12 11.7 11.7 11.7 11.7 11.7 11.7 --- 11.7 11.7 11.7 11.7 11.7 13 11.7 11.7 11.7 11.7 11.7 11.7 --- 11.7 11.7 11.7 11.7 11.7 14 11.7 11.7 11.7 11.7 11.7 11.7 --- 11.7 11.7 11.7 11.7 11.7 15 11.7 11.7 11.7 11.7 11.7 11.7 --- 11.7 11.7 11.7 11.7 11.7 16 11.7 11.7 11.7 11.7 11.7 11.7 --- 11.7 11.7 11.7 11.7 11.7 17 11.7 11.7 11.7 11.7 11.7 11.7 --- 11.7 11.7 11.7 11.7 11.7 18 11.7 11.7 11.7 11.7 11.7 11.7 --- 11.7 11.7 11.7 11.7 11.7 19 0.0 11.7 11.7 11.7 11.7 11.7 --- 11.7 11.7 11.7 12.0 11.7 20 11.7 11.7 11.7 11.7 11.7 11.7 --- 11.7 11.7 11.7 11.8 11.7 21 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 22 11.7 11.7 11.7 11.7 --- 11.7 11.7 11.7 11.7 11.7 11.7 11.7 23 11.7 11.7 11.7 11.7 --- 11.7 11.7 11.7 11.7 11.7 11.7 11.7 24 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 25 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 26 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 27 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 28 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 12.0 11.7 11.7 29 11.7 11.7 11.7 11.7 --- 11.7 11.7 11.7 11.7 11.7 11.7 11.7 30 11.7 11.7 11.7 11.7 --- 11.7 11.7 11.7 11.7 11.7 11.7 11.7 31 11.7 --- 11.7 11.7 --- 11.7 --- 11.7 --- 11.7 11.7 -------------------------------------------------------------------------------MEAN 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 MAX 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 15.5 14.4 12.7 MIN 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 11.7 -----------------------------------------------------------------------------WTR YR 2022 MEAN 11.71 MAX 15.48 MIN 11.70 FCDMC Annual Surface Water Report, Water Year 2022 Page 956 Winters Wash, ID #25507 Site Data LOCATION Located north of Camelback Road and west of 395th Avenue DRAINAGE AREA 28.9 mi2 STREAM TYPE Natural Stream JURISDICTION Maricopa County, Arizona WATERSHED Lower Centennial SECTION/TOWNSHIP/RANGE S18 T2N R6W LATITUDE N 33° 30' 31.5" | +33.50876 LONGITUDE W 112° 54' 44.0" | -112.91222 ARIZONA STATE PLANE E 396542 | N 914090 USGS QUAD SHEET Hot Rock Mountain 7.5-Minute STREAMGAGE INSTALLATION DATE 07/11/2000 - WY 2000 PERIOD OF AVAILABLE DATA RECORD 07/11/2000 - Current LENGTH OF AVAILABLE DATA RECORD 22.22 Years | 8,117 Days GAPS IN RECORD None STAGE GAGE TYPE Pressure Transducer STAGE GAGE ELEVATION 0.51 feet Gage Height STAFF GAGES 0 CREST STAGE GAGES 1 ZERO GAGE HEIGHT ELEVATION 1,120.00 feet NAVD88 POINT OF ZERO FLOW 0.2 feet Gage Height EXTREME FOR PERIOD OF RECORD 510 cfs | 3.30 feet | 07/29/2003 FCDMC Annual Surface Water Report, Water Year 2022 Page 957 Watershed Map Winters Wash - water year peaks 600 Discharge (cfs) 500 400 300 200 100 0 2000 2005 2010 2015 Water Year FCDMC Annual Surface Water Report, Water Year 2022 Page 958 2020 2025 WY2022 Events Date of Peak Peak Gage Height (feet) Peak Discharge (cfs) 8/4 1.18 102 FCDMC Annual Surface Water Report, Water Year 2022 Page 959 Winters Wash, runoff data Discharge, in cfs-days, Water Year October 2022 to September 2022 Daily Mean Values DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP -----------------------------------------------------------------------------1 2 3 4 8 5 6 7 8 9 10 11 12 3 13 14 15 16 17 18 19 20 21 4 22 23 24 10 25 26 27 28 29 --30 --31 ---------------------------------------------------------------------------------------TOTAL 0 0 10 0 0 0 0 0 0 0 8 7 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 MAX 0 0 88 0 0 0 0 0 0 0 102 34 MIN 0 0 0 0 0 0 0 0 0 0 0 0 AC_FT 0 0 20 0 0 0 0 0 0 0 16 14 -----------------------------------------------------------------------------WTR YR 2022 TOTAL 25 MEAN 0 MAX 102 MIN 0 AC_FT 50 FCDMC Annual Surface Water Report, Water Year 2022 Page 960 End of Report FCDMC Annual Surface Water Report, Water Year 2022 Page 961