‘Middle Camp Creek’ Rain Gage, Station # 50766, Installed 10/06/2022 ANNUAL HYDROLOGIC DATA REPORT VOLUME I : PRECIPITATION WATER-YEAR 2023 PREFACE This publication presents precipitation data collected by the Flood Control District of Maricopa County's (FCDMC) automated ALERT system. This telemetered flooddetection network is located primarily throughout Maricopa County, Arizona with additional stations in Yavapai, Pinal, Gila, Yuma and La Paz Counties. The data contained in this report were collected, compiled and edited by the Flood Warning Branch of the Engineering Division. Precipitation data include daily, monthly, monsoon (6/15 – 9/30) and annual totals for 362 stations owned and maintained by FCDMC. The ALERT base station computers also collect and store data from various stations not owned by FCDMC - data from these stations are not included in this report. Information contained herein is as accurate and complete as possible within the limitations of real-time ALERT data collection technology currently available. Wherever possible, footnotes have been included to identify questionable, estimated or missing data. Reliance upon the accuracy, reliability or authority of this information is solely the responsibility of the user. This report is Volume 1 of a 3-volume set entitled "Annual Hydrologic Data Report Water Year 2023". Volumes 2 & 3 in order are [2] Surface Water Report; and [3] Weather Data Summary. Additional copies of this report, and copies of the companion volumes, may be purchased from: Flood Control District of Maricopa County 2801 W. Durango St. Phoenix, AZ 85009 (602) 506-1501 or can be downloaded from our Web page at: https://www.maricopa.gov/759/Publications I Annual Hydrologic Data Report, Volume I - Precipitation TABLE OF CONTENTS Preface .............................................................................................................................. I Contents ........................................................................................................................... II Introduction ..................................................................................................................... III General Map of ALERT Stations with Precipitation Sensors (Figure 1) ........................... IV Annual Rainfall Totals Map (Figure 2)............................................................................... V Annual Rainfall as % of Normal Map (Figure 3) ............................................................... VI Monsoon Rainfall Totals Map (Figure 4) ......................................................................... VII Monsoon Rainfall as % of Normal Map (Figure 5) ......................................................... VIII Average Monsoon Rainfall by MSP Forecast Zone (Figure 6) ......................................... IX Rain Gage ID Numbers and Descriptors (Table I) ............................................................ X Rain Stations Removed during Water-Year 2023 (Table II)......................................... XIX Rain Gage Failure Statistics for Water-Year 2023 (Table III)....................................... XIX Water-Year 2023 Rainfall Totals (Table IV) .................................................................. XX Incremental Rain Gage Installation Chart (Figure 7)................................................. XXVII Average Annual & Monsoon Totals Plot for All Stations (Figure 8)............................ XXVII Rainfall Statistics for Water-Years 2003 through 2023 (Table V) ............................. XXVIII Helpful FCDMC Rainfall Links ...................................................................... XXXII Precipitation Data Daily Totals and Statistics for Precipitation Stations ....................... 1 - 362 (In Order of Gage ID Number) ‘Middle Harquahala FRS‘ Rain Gage, Station No. 50258, Installed 05/18/2022 II Annual Hydrologic Data Report, Volume I - Precipitation INTRODUCTION The following paragraphs describe the arrangement, collection and compilation of data in this Report: 1. Data is tabulated for each precipitation gage based on the "2023 Water-Year" which began Oct. 1st, 2022 and ended Sep. 30th, 2023. Each data page presents data from one gage, and lists daily precipitation totals, monthly totals, cumulative rainfall by month, maximum daily values for each month, monsoon total, wateryear total, and the number of days with rain greater than or equal to 1mm. The pages are arranged in ascending order by gage ID. 2. The unit of measurement for precipitation totals provided in this report is inches. To convert inches to millimeters, divide by 0.03937. 3. An index of gage names, numbers, locations and other descriptors is included as Table I. 4. All of the data in this report have been reviewed and/or edited in an attempt to provide the highest accuracy possible. Inaccurate data or recording time gaps are flagged with a footnote describing the time the gage was down, the cumulative rainfall count in millimeters at the beginning and end of the down period, whether or not rain fell during that time and whether or not monthly and annual totals were affected. For example, a footnote might read "Gage 5550 down from 2/12 03:40 (92) through 2/14 13:30 (94) due to a lightning strike; assigned 2 mm to 2/13", where the values in parentheses are the beginning and ending rainfall counts in millimeters. 5. Snow gages were in service during Water-Year 2023, consisting of a 4-foot tube mounted vertically above and attached to the tipping-bucket funnel. Consequently, gages above approximately 5,000 feet will show meltwater in the days following the colder winter precipitation events. 6. Table II lists the sensors installed in the FCDMC ALERT System during Water Year 2023 and their installation dates. Table IV lists the annual rainfall total for each gage, sorted by ID number, along with Water-Year totals for 2022, 2021, and 2020. Table IV can also be used as a quick reference to determine which gages were installed during the Water Year, which had incomplete records, and which had estimated totals. In the case of estimated totals, one or more daily totals were calculated using rainfall values from nearby gages and/or weather-radar estimates. 7. Additional and/or more detailed sensor data in hard copy or computer disk format is available for the gages listed in this report. Contact the Flood Control District, Flood Warning Branch at (602) 506-8701. Data can also be downloaded from our web site at https://www.maricopa.gov/3833/Get-Weather-Information. 8. Note on data compilation: All the automatic rain gages in this network measure rainfall depth in 1mm increments. The base station computers that collect the data use the relation 1mm = 1/25.4 or 0.03937 inches to convert millimeters to inches. As a result, daily totals may sum to a slightly different total than the reported monthly total in English units (which is more accurate than the sum of the daily totals) because of rounding errors to 1/100 of an inch. In the same way, the annual totals reported in Table IV may not match exactly the sum of the monthly totals but can be considered more accurate. 9. Note on the accuracy of monthly and annual totals: Because automatic ALERT gages are designed for flood warning applications, there is some inherent error associated with their use in maintaining accurate long-term records. The tipping buckets collect rainfall in 1mm increments before sending a signal and discarding the accumulated rainfall. Because evaporation often dries the bucket between storms, the measurement error averages out to be 0.50 mm (0.02 in) times the number of rainfall events during the period of interest (month or year). It is also probable that during times of low evaporation and/or short times between storms that the bucket could be partially or nearly full at the start of a rainstorm. Other errors can be introduced by the effects of gage height, calibration errors, and the physical environment (trees, buildings, wind patterns) near the gage - these are noted where known to cause inaccuracies. III Annual Hydrologic Data Report, Volume I - Precipitation Map Courtesy of ArcGIS® Online; all “Weather” stations have a rain sensor Figure 1 General Map of ALERT Station Locations with Precipitation Sensors as of 09/30/2023 IV Annual Hydrologic Data Report, Volume I - Precipitation Figure 2 Water-Year 2023 Rainfall Depth Map Created From ALERT Rain Gage Totals V Annual Hydrologic Data Report, Volume I - Precipitation Figure 3 Water-Year 2023 Annual Rainfall as Percent of Normal for Stations with 15 or More Years of Record VI Annual Hydrologic Data Report, Volume I - Precipitation Figure 4 Monsoon 2023: Jun. 15 – Sep. 30 Rainfall Depth Map Created From ALERT Station Totals VII Annual Hydrologic Data Report, Volume I - Precipitation Figure 5 Monsoon 2023: Jun. 15 – Sep. 30 Rainfall as Percent of Normal for Stations with 15 or More Years of Record VIII Annual Hydrologic Data Report, Volume I - Precipitation Figure 6 IX Annual Hydrologic Data Report, Volume I - Precipitation Flood Control District of Maricopa County ALERT System Sensor Database - Precipitation Sensors as of 09/30/2023 Sensors in RED were Installed During Water-Year 2023 Sensor Name ID # Installed Latitude Longitude Elevation Mt. Union Humboldt Mtn. Harquahala Mtn. Yarnell Hill Towers Mtn. White Tank Peak Thompson Peak Mt. Ord Gateway C. College Durango Complex Jefferson @ 4th Ave. Grand @ 27th Ave. Thomas @ 16th St. Perry Park Phoenix Zoo Dam #3 Papago Park Old X-cut @ McDowell Thomas @ 48th St. Salt River @ 67th Ave. Maryvale Muni Golf Buckeye @ 75th Ave. City of Glendale Maryland @ 27th Ave. Camelback Rd. @ 24th Ave. Missouri @ 16th St. Grand @ Peoria Ave. East Fork CC #1 Cave Cr. near Union Hills Dr. Prickly Pear Wash East Fork CC #4 EFCC near 7th Ave. East Fork CC #3 Paradise Valley CC Dreamy Draw Dam Phoenix Dam 2B 1000 1200 1500 1600 1700 1800 1900 2000 3000 3300 3500 3800 4000 4200 4300 4500 4700 5000 5500 6000 6200 6500 6700 6800 7000 7500 7800 8000 8100 8200 8500 8700 9300 9800 9900 08/16/82 07/14/81 02/10/94 07/13/81 05/01/92 05/15/80 06/11/80 07/01/83 12/16/03 06/04/80 01/29/91 10/11/96 01/17/91 08/22/90 04/25/16 08/15/90 07/27/94 01/30/91 04/23/98 08/17/89 08/01/96 07/13/89 12/22/94 10/08/15 01/17/91 07/11/96 03/02/94 03/03/22 06/01/17 01/18/94 05/08/97 09/13/94 07/13/89 01/24/84 06/29/09 34 24 42.2 33 58 50.7 33 48 43.7 34 12 21.4 34 14 01.8 33 34 01.9 33 38 39.9 33 54 17.7 33 27 00.8 33 25 35.9 33 26 48.1 33 28 42.1 33 28 39.7 33 28 42.0 33 27 10.3 33 27 35.1 33 27 41.4 33 28 46.9 33 23 59.3 33 29 55.1 33 26 28.3 33 32 37.1 33 31 52.0 33 30 35.5 33 30 59.7 33 35 00.6 33 40 11.3 33 39 32.0 33 43 15.6 33 38 56.6 33 37 40.6 33 38 45.9 33 32 09.8 33 33 43.8 33 36 13.2 112 25 05.5 111 47 52.6 113 20 48.5 112 44 56.4 112 22 05.6 112 33 29.8 111 48 43.7 111 24 32.7 111 59 53.0 112 07 07.0 112 04 46.2 112 07 02.0 112 02 29.3 112 00 51.9 111 56 53.1 111 58 05.8 111 58 56.1 111 58 44.0 112 12 14.5 112 11 16.0 112 13 18.9 112 11 36.8 112 06 49.5 112 06 37.9 112 02 53.6 112 14 21.8 112 01 31.3 112 04 29.2 111 59 24.0 112 00 37.5 112 04 50.7 112 02 21.0 111 58 26.5 112 01 53.6 112 03 52.7 7495 5205 5680 5120 7630 4010 3995 7140 1130 1050 1080 1090 1120 1155 1245 1210 1175 1205 980 1110 1025 1150 1170 1140 1160 1140 1495 1410 1740 1465 1340 1430 1360 1405 1380 TABLE I X Location Top of Mt. Union, 10 mi. SSE of Prescott 13 mi. NE of the Town of Cave Creek Top of Harquahala Mtn., 36 mi. WSW of Wickenburg 1 mi. ENE of Yarnell, Yavapai County 3 mi. NW of Crown King, Yavapai County Top of White Tank Mtns., 13 mi. N of Buckeye On Thompson Peak, 120th St. and Bell Rd. alignments Top of Mt. Ord, 4 mi. E of Sunflower in the Mazatzal Mountains 40th St. at Van Buren 27th Ave. and Durango St. County Building, 4th Ave. and Jefferson St. Near 28th Ave. and Grand Ave. 16th St. at Thomas Rd. 1/8 mi. S. of Thomas Rd. and 32nd St. 1/2 mile NE of Galvin Pkwy & Van Buren St. 1/4 mi. N. of McDowell Rd. and 52nd St. McDowell Rd. at Hohokam Expressway Thomas Rd. and 48th St. 67th Ave. @ Roeser St. 1/4 mi. N of Indian School Rd. and 59th Ave. 1/4 mi. N. of Buckeye Rd. and 75th Ave. Grand Avenue at 63rd Avenue Near I-17, 1/2 mi. North of Bethany Home Rd. 24th Ave. north of Camelback Road 1/2 mi. North of Camelback Rd. and 16th St. Intersection of Grand Ave. and Peoria Ave. 1/4 mi. E of Beardsley Rd. and Cave Creek Rd. On Cave Creek 1/4 mi. N of Union Hills Dr. 0.8 mi. SW of Jomax Rd. & Tatum Blvd. 1/4 mi. S of Union Hills Dr. and 32nd St. Near 7th Ave., 1/2 mi. South of Greenway Rd. 1/2 mi. SW of Union Hills Dr. and Cave Creek Rd. 1/2 mi. North of Lincoln Dr. and Tatum Blvd. 1/4 mi. SSW of the 24th St. and Dunlap Ave. alignments Near Thunderbird and 7th St. Sensor Name ID # Installed Latitude Longitude Elevation ACDC @ 36th St. ACDC @ 14th St. 10th St. Wash Basin #1 ACDC @ 43rd Ave. Phoenix Basin #3 Cave Creek @ Cactus ACDC @ Cave Creek Greenway @ 32nd Ave. Phoenix Dam #99 Phoenix Basin #7 Phoenix West Park Paradise Lane @ 47th Ave. ACDC @ 67th Ave. Deer Valley Airport El Mirage Drain Agua Fria @ Grand Ave. Lake Pleasant Lake Pleasant North Garfias Mtn. Columbia Hill Horsethief Basin Sunset Point Horseshoe Ranch Horner Mtn. Ranch Arizona Hunt Club I-17 @ 169 Dewey I-10 @ 355th Ave. Buckeye Rd. @ SR 85 Desert Mtn. School Cave Creek Desert Hills Wash Cave Buttes Dam Stagecoach Wash Cave Creek Landfill Galloway Wash @ G-way Rd. Cave Cr.@ Spur Cross Carefree Ranch Seven Springs Seven Springs Wash New River Mesa Centennial Trib. @ Dobbins 10000 10500 11000 11300 11500 11800 12000 12500 12700 13300 13500 13700 13800 14200 14500 14700 15000 15300 15500 15800 16000 16500 16700 17000 17300 17500 17800 18200 18500 18700 19000 19300 19500 20000 20200 20600 20700 21000 21500 21800 22000 22800 02/24/94 02/09/94 10/23/96 11/14/90 12/18/01 06/27/91 03/11/97 01/31/91 07/07/09 10/17/96 11/29/01 10/12/15 06/07/90 01/23/91 02/16/06 04/27/94 11/13/08 04/24/01 04/14/81 05/28/81 11/24/86 06/09/81 03/09/85 02/13/81 02/18/81 10/06/87 06/18/81 09/07/01 09/20/00 07/19/06 05/29/03 03/02/06 01/25/84 06/13/01 04/22/93 08/16/16 06/16/93 07/15/85 11/12/81 03/12/02 03/03/09 10/01/12 33 30 49.3 33 32 37.3 33 34 46.8 33 35 02.4 33 35 11.6 33 35 58.9 33 34 22.5 33 37 31.8 33 34 29.5 33 36 04.7 33 35 02.2 33 37 56.7 33 37 17.8 33 41 24.8 33 41 26.6 33 36 26.6 33 50 50.6 33 54 16.7 33 58 59.1 34 01 04.8 34 09 44.5 34 11 13.1 34 13 50.0 34 22 02.2 34 23 26.9 34 30 52.4 34 31 29.1 33 28 14.8 33 22 05.5 33 48 33.6 33 49 49.4 33 49 41.5 33 43 01.2 33 48 42.9 33 47 32.3 33 49 54.2 33 53 16.5 33 51 10.7 34 03 08.2 33 57 38.8 33 59 38.1 33 21 49.2 111 59 58.7 112 03 05.1 112 03 17.3 112 09 15.3 112 02 48.4 112 06 43.3 112 06 15.9 112 07 46.1 112 00 51.9 112 04 21.4 112 04 55.1 112 09 31.4 112 12 09.5 112 03 58.6 112 19 41.0 112 18 20.5 112 16 41.0 112 16 15.0 112 24 43.9 112 21 19.4 112 16 13.9 112 08 04.6 112 00 01.0 111 56 12.3 112 07 55.8 111 59 40.6 112 08 48.3 112 48 58.2 112 37 11.2 112 04 37.8 111 58 04.9 112 02 54.0 112 02 40.1 111 53 28.1 111 59 46.7 111 55 42.9 111 57 12.8 111 51 51.8 111 51 33.7 111 50 45.7 111 55 42.4 112 59 35.6 1250 1230 1320 1225 1365 1280 1230 1295 1455 1415 1315 1270 1220 1480 1265 1115 1815 1750 2635 2370 6705 3395 3805 4490 3805 4445 4740 1095 865 1810 1995 1860 1650 2555 1885 2295 2280 2960 4615 3530 3960 1020 TABLE I XI Location 1/2 mi. North of 36th St. and Camelback Rd. 1/2 mi. North of Glendale Ave. and 14th St. 1/4 mi. SW of Peoria Ave. and Cave Creek Rd. 1/4 mi. NW of Peoria Ave. and 43rd Ave. Cave Creek Road at 16th St. 1/4 mi. ENE of I-17 and Cactus Rd. Mountain View Rd. near 23rd Ave. 1/4 mi. East of Greenway Rd. and 32nd Ave. 32nd St. and SR 51 1/4 mi. SW of Thunderbird Rd. and 7th Street Peoria at 7th Ave. 100 yds. east of 47th Ave. & Paradise Lane 67th Ave. Bridge at Arizona Canal, Glendale Deer Valley Rd. and 7th Ave. 1/2 mile S of Pinnacle Peak and El Mirage Roads Grand Ave. bridge at Agua Fria River South end of Lake Pleasant On Deer Island, north end of Lake Pleasant 6 mi. WSW of Castle Hot Springs, off Castle Hot Springs Rd. 5 mi. NNW of Castle Hot Springs At HB Recreation Area, 6 mi. SE of Crown King Sunset Point Rest Area on I-17, 10 mi. N of Black Canyon City 10 mi. SE of Cordes Junction 11 mi. ENE of Cordes Junction 5 mi. NNW of Cordes Junction I-17 at SR 169 (Cherry Rd.) 5 mi. E of Dewey off Orme Ranch Rd. 3 miles NW of the Hassayampa River crossing of I-10 1/4 mi. E of SR 85 on Buckeye Rd. 1/4 mile SE of Cloud Road and 7th Ave. 1 mile west of Cave Creek Town Hall Joy Ranch Road at 16th St. 1/4 mi. North of the Happy Valley Rd. & 16th St. alignments On Pima Road about 1/2 mile south of Cave Creek Rd. 1/2 mi. E of Carefree Hwy. and the 40th St. alignment Galloway Rd. 1/4 mile N of Cave Creek Rd. 3.5 mi. North of the Town of Cave Creek 3.5 mi. NE of Sky Ranch Airport 15 mi. NNE of the Town of Cave Creek 11 miles NE of Cave Creek 11 miles north of Cave Creek 7.5 miles WSW of Palo Verde Nuclear Plant Sensor Name ID # Installed Latitude Longitude Elevation Sugarloaf Mountain G&F Woolsey Peak Eagle Eye Rd. @ CAP Cruff Wash Buckeye @ 547th Ave. Baseline @ 547th Ave. Webb Mountain Centennial Railroad Delaney Wash Saddleback FRS Winters Wash Centennial Levee Middle Harquahala FRS Harquahala FRS Upper Tiger Wash Four Mile Wash Big Horn Road Tiger Wash Fan Tiger Wash Gillespie Dam Centennial @ Wenden Upper Grass Wash Narrows Dam Aguila VFD Outlaw Hill Gladden Centennial near Aguila Centennial Wash Alamo Road Smith Peak Centennial Divide Ritter Dam Wood Tank Joshua Tree Chaparral Park Broadway Rd. @ Brooks Rd. Kleinman Park Horne Rd. @ 8th Ave. Fitch Park Reid Park Mountain View Park Horne Rd. @ McLellan Rd. 23000 23200 23500 23700 24000 24300 24500 24700 25000 25200 25500 25700 50258 26000 26300 26500 26700 26800 27000 27200 27500 27700 28000 28300 28500 28800 29000 29200 29400 29500 29700 30000 30300 30500 30600 30700 30800 30900 31000 31100 31200 31300 5/27/04 06/25/03 06/17/03 05/14/02 06/13/00 05/24/00 05/22/02 02/09/90 12/22/99 12/16/88 07/11/00 03/07/84 05/18/22 09/15/93 09/12/80 07/05/01 07/29/19 09/21/94 09/15/99 04/12/94 09/02/98 11/01/02 09/01/94 09/19/01 05/13/02 02/02/82 06/05/01 11/19/81 11/19/15 05/05/80 08/21/01 11/21/02 11/20/02 03/05/02 12/19/16 01/19/17 03/26/91 12/19/16 03/27/91 01/10/17 03/21/91 01/10/17 33 41 28.7 33 10 23.9 33 35 02.0 33 14 46.1 33 26 08.4 33 22 38.6 33 13 55.3 33 18 35.9 33 28 11.3 33 27 59.8 33 30 31.5 33 31 10.0 33 35 19.8 33 32 55.3 33 48 37.1 33 32 23.4 33 40 01.0 33 40 09.5 33 44 30.4 33 13 46.3 33 49 25.9 33 52 39.3 33 43 29.8 33 56 27.4 33 54 51.4 33 54 10.2 33 58 00.3 33 56 35.7 33 56 43.7 34 04 04.1 34 00 00.5 34 02 46.4 34 02 41.6 34 09 46.1 33 26 45.8 33 24 36.0 33 24 03.1 33 23 52.5 33 25 41.2 33 24 28.3 33 25 50.3 33 26 41.8 113 05 37.1 112 52 51.1 113 18 01.3 112 53 40.4 113 13 49.4 113 13 43.6 112 52 08.2 112 52 57.7 112 58 37.7 113 04 21.4 112 54 44.0 113 15 37.8 113 11 07.0 113 05 51.7 113 10 30.6 112 51 13.3 113 12 12.6 113 18 48.4 113 16 42.8 112 46 00.0 113 31 57.7 113 05 26.5 113 30 45.6 113 10 19.8 112 56 21.0 113 17 53.4 113 04 08.0 113 00 01.9 113 32 34.9 113 21 00.2 112 54 50.3 113 00 18.4 113 04 42.5 113 00 52.7 111 47 15.3 111 51 54.9 111 51 07.0 111 48 50.7 111 49 37.2 111 47 42.0 111 46 13.6 111 48 49.0 2760 1985 1400 970 1205 1235 1035 850 1130 1180 1125 1260 1410 1420 2175 1210 1815 1605 1875 760 1880 2290 1660 2170 2670 2200 2275 2420 2450 5120 2465 2345 2420 2840 1280 1220 1220 1225 1245 1240 1280 1260 TABLE I XII Location 16 miles NW of Tonopah 8 miles southwest of Gillespie Dam 1.5 miles S of Salome Hwy. on Eagle Eye Rd. 6 miles W of Agua Caliente Road and Old US 80 Buckeye Road @ 547th Ave. SW Corner of Baseline and 547th Ave. 4 miles W of Aguila Caliente Rd. and Old US 80 8 mi. NW of Old US 80 at the Gila River 3 miles SSW of Tonopah 7 mi. WSW of Tonopah in Harquahala Valley 1 mi. N of Indian School Rd. and 403rd Ave. 2 mi S. of I-10 and 1 mi. E. of West County border On Harquahala FRS 6.3 mi. WNW of Burnt Mtn. 10 mi. WNW of Tonopah in Harquahala Valley 11 mi. S. of Aguila off Eagle Eye Road Near the alignments of 371st Ave. and Glendale Ave. 6.9 mi. NE of Salome Hwy. @ Eagle Eye Rd. 1 mi. W of Eagle Eye Rd. and 4 mi. N of Salome Highway 10 mi. N of the Eagle Eye Rd. / Salome Highway intersection Gila River at Old US 80 5.5 mi. NE of Salome on US60 bridge 7 miles SE of Aguila 5 mi. SE of Salome off Salome Highway 1/4 mi. SE of US 60 and Eagle Eye Rd. South of US 60, 14 miles east of Aguila US 60 at Gladden, 34 miles W of Wickenburg 5 mi. NNE of the US 60 / SR 71 junction 1 mi. N of US 60, 19 mi. W of Wickenburg 8 miles N of Wenden, La Paz Co. Harcuvar Mtns., 13 mi. NW of Aguila 7 miles west of the US89 / US93 junction 9 miles NE of Aguila 8 miles NNE of Aguila 4.5 miles NW of the SR71 / US93 junction 0.4 mi. S of Gilbert Rd. & McKellips Rd. 0.5 mi. WNW of Broadway Rd. & Alma School Rd. 1/2 mi. SE of Broadway Rd. and Alma School Rd. 0.3 mi. N of Southern Ave. on Horne 1/2 mi. N of University Dr. and Center St. 0.4 mi. W of Broadway Rd. & Gilbert Rd. 1/2 mi. N of University Dr. and Lindsay Rd. 100 yds. N of Horne Rd. & McLellan Rd. Sensor Name ID # Installed Latitude Longitude Elevation Location Hermosa Vista Park Price Drain @ Loop 202 Alma School Rd. @ 6th St. Carriage Lane Park Chandler @ AZ Ave. Mesa Tower Chandler Airport Val Vista Dr. @ Pueblo Ave. Freestone Basin Crossroads Park McDowell @ Hawes McDowell @ Meridian EMF below Powerline Fldwy. Falcon Field Greenfield Rd. @ Adobe Rd. EMF @ Broadway Recker Rd. @ McLellan Rd. Williams Field Rd. University Dr. @ 62nd St. Main St. @ Hawes Rd. EMF @ Queen Creek Rd. Jefferson Park Elliot @ Loop 202 EMF @ Hunt Hwy. EMF @ Arizona Ave. Guadalupe Channel US 60 @ Ellsworth Rd. Queen Creek Rd. Queen Creek Water Tank Sonoqui Wash nr Hawes Apache Trail Trailhead 88 US 60 @ Gold Canyon Vineyard FRS Peralta Road Rittenhouse FRS Carney Springs Powerline Floodway Siphon Draw @ Signal Butte Queen Cr @ Rittenhouse Rd. Queen Cr. @ CAP Wolverine Pass 31400 31500 31600 31700 32000 32300 32500 32600 32800 33000 33200 33500 33700 34000 34200 34300 34400 34500 34600 34700 34800 34900 35000 35100 35200 35700 35800 36000 36200 36300 36500 36600 36900 37000 37100 37200 37300 37500 37600 37700 38000 38300 12/19/16 02/13/01 01/10/17 03/26/91 07/25/96 07/19/89 01/26/06 12/19/16 12/19/95 12/18/95 04/13/06 04/23/06 04/15/14 10/01/95 12/19/16 08/10/89 12/19/16 07/03/01 12/21/16 01/19/17 01/18/89 12/21/16 06/26/01 06/26/17 02/10/89 08/07/98 01/10/17 05/13/84 01/10/17 04/23/93 04/14/93 4/6/2021 05/11/16 11/02/83 08/16/16 09/27/88 08/16/16 02/13/08 12/28/16 09/14/93 01/14/99 07/12/07 33 27 20.4 33 26 03.7 33 25 34.3 33 21 29.9 33 18 19.3 33 22 55.0 33 15 30.6 33 24 04.0 33 21 26.4 33 19 39.7 33 28 02.9 33 27 56.4 33 19 01.7 33 27 16.5 33 25 51.7 33 24 19.9 33 26 45.1 33 18 35.6 33 25 23.3 33 24 58.5 33 15 47.1 33 24 32.0 33 21 01.9 33 12 17.5 33 10 06.3 33 21 54.8 33 23 22.1 33 15 41.3 33 11 46.1 33 13 26.4 33 24 49.7 33 29 09.4 33 21 53.7 33 21 03.3 33 21 28.0 33 17 20.3 33 23 08.6 33 19 16.4 33 21 05.9 33 13 49.0 33 13 55.8 33 28 04.1 111 46 13.3 111 53 25.1 111 51 22.2 111 53 27.1 111 50 45.5 111 49 38.4 111 49 23.4 111 45 07.7 111 46 21.9 111 44 48.1 111 39 03.8 111 34 39.4 111 41 03.3 111 43 45.5 111 44 10.2 111 42 37.3 111 42 05.2 111 35 00.8 111 41 47.5 111 39 12.1 111 43 32.3 111 40 47.4 111 39 10.9 111 45 03.0 111 50 27.9 111 40 34.3 111 37 57.4 111 37 43.9 111 39 04.8 111 39 11.6 111 32 16.5 111 28 00.4 111 28 33.3 111 32 34.2 111 23 38.6 111 30 23.7 111 21 48.3 111 38 09.8 111 36 03.2 111 35 39.4 111 30 11.3 111 31 53.0 1310 1195 1240 1190 1210 1215 1225 1270 1245 1270 1750 1910 1320 1370 1335 1340 1450 1455 1405 1590 1315 1400 1380 1295 1210 1360 1470 1410 1530 1380 1740 2185 1745 1580 1985 1590 2215 1385 1465 1450 1565 2050 1/4 mi. N of McKellips Rd. & Lindsay Rd. Loop 202 at Loop 101 0.3 mi. N of University Dr. & Alma School Rd. 1/2 mi. South of Price Rd. and Guadalupe Rd. 1/4 mi. SE of Chandler Blvd. and Alma School Rd. 1/4 mi. NW of McQueen Rd. and Baseline Rd. 1/4 mi. S of Queen Creek Rd. and McQueen 0.5 mi. S of Broadway Rd. & Val Vista Dr. 1/2 mi. SSE of Guadalupe Rd. and Lindsay Rd. 1/2 mi. NW of Ray Rd. and Greenfield Rd. 100 yds. W of Hawes Rd. and McDowell Rd. 125 yds. E of McDowell Rd. and Meridian Rd. 1/4 mile SE of Ray Rd. and Power Rd. 1/4 mi. NE of McKellips Rd. & Greenfield Rd. 0.4 mi. S of Brown Rd. & Greenfield Rd. 1/2 mi. SSE of Broadway Rd. and Higley Rd. 0.1 mi. N of Recker Rd. & McLellan Rd. 1/4 mi. N of Williams Field Rd. and Meridian 0.2 mi. W of University & 64th St. 0.2 mi. WNW of Main St. & Hawes Rd. 1/3 mi. West of Queen Creek Rd. and Higley Rd. 0.25 mi. E of Power Rd. & Broadway Rd. NE corner of Elliot Rd. and Hawes Rd. 0.2 mi. E of Val Vista & Hunt Hwy. On the SR 587 bridge 3 mi. South of Riggs Rd. 1/4 mi. E of Power Rd. @ Guadalupe Rd. 0.2 mi. N of US 60 & Ellsworth Rd. 1/4 mi. NE of Queen Creek Rd. and Ellsworth Rd. 0.6 mi. S of Hunt Hwy. & Hawes Rd. 0.3 mi. N of Hawes Rd. & Riggs Rd. 1/3 mi. NE of Broadway Rd. and Idaho Rd. On SR 88, 7 miles NE of Apache Junction US 60 at Superstition Mountain Dr. Alignments of Tomahawk Rd. and Williams Field Rd. 3.4 miles NE of Peralta Rd. @ US 60 Alignments of Goldfield Rd. and Germann Rd. 6.2 miles NE of Peralta Rd. @ US 60 Ellsworth Rd. and Ray Rd. alignment 0.1 mi. N of Signal Butte Rd. & Elliot Rd. 1/3 mi. SE of the Signal Butte and Chandler Heights alignments Queen Creek at Central AZ Project 2 mi. NW of the alignments of McDowell & Tomahawk TABLE I XIII Sensor Name ID # Installed Latitude Longitude Elevation Florence Junction Bulldog Canyon Kings Ranch Weekes Wash Baseline Salt R. @ Val Vista Dr. Salt River Landfill Sand Tank @ I-8 Sand Tank Wash Bender Wash Mt. Oatman Copper Wash 4th of July Wash Gila Bend Mountains Gila @ Maricopa Rd Gila @ Olberg Magma East Magma FRS Gila Bend Landfill Rainbow Valley Wash Maricopa Mountains Dead Horse Wash Buckeye FRS #1 Buckeye FRS #2 Camelback Rd. @ Turner Rd. Wagner Wash @ Sun Valley Hassayampa Landfill Jackrabbit Wash Morristown Hassayampa R. @ US 60 Sunset FRS Belmont Mountains Sunnycove FRS Twin Peaks Vulture Mine Box Wash Sols Wash @ SR 71 Sun Valley @ Northern Daggs Wash Buckeye FRS #3 Stanton Mid-Martinez Wash Martinez Wash 38500 38800 39000 39200 39500 39700 40000 40300 40500 40700 41000 41200 41500 41700 42000 42200 42300 42500 42800 43000 43700 44000 44500 44600 44700 44800 45000 45200 45700 46000 46300 46500 46800 47000 47500 47700 48300 48500 48800 49000 49200 49500 04/18/86 07/11/07 09/13/81 05/27/08 04/13/11 01/30/98 06/28/01 07/21/83 01/12/82 04/30/80 02/20/01 03/14/02 06/01/88 04/09/95 04/12/95 06/26/17 10/27/88 04/07/93 11/06/00 04/21/05 11/01/00 07/26/83 11/11/92 05/03/17 02/16/17 04/15/93 09/14/82 05/13/92 03/14/94 02/12/89 12/16/02 07/31/86 03/27/03 10/14/81 03/11/03 09/24/81 08/02/05 11/08/07 11/23/92 06/16/94 04/27/95 11/23/94 33 17 51.1 33 28 47.0 33 23 06.2 33 22 43.7 33 29 03.4 33 30 18.4 32 55 59.0 32 48 06.1 32 54 24.2 33 03 04.5 33 12 19.0 33 16 39.4 33 14 29.2 33 10 15.0 33 05 13.9 33 08 34.1 33 07 10.7 32 59 21.5 33 14 08.0 32 59 26.4 33 46 51.5 33 27 27.9 33 26 22.4 33 30 28.5 33 38 06.8 33 22 12.7 33 42 55.6 33 51 23.6 33 58 13.1 33 57 53.8 33 39 26.5 33 57 26.2 33 53 36.8 33 57 08.5 33 50 57.4 34 07 06.7 33 33 12.4 33 44 45.2 33 26 49.5 34 09 52.9 34 06 56.2 34 01 44.8 111 23 45.5 111 33 10.2 111 26 05.3 111 32 15.1 111 45 44.1 111 47 13.7 112 42 20.7 112 37 57.6 112 33 05.5 113 08 12.2 113 17 05.5 113 07 47.1 113 12 18.0 112 00 21.7 111 41 12.6 111 20 23.5 111 24 12.2 112 40 30.5 112 38 21.0 112 31 22.0 113 01 43.4 112 44 59.9 112 35 47.3 112 38 35.2 112 41 25.9 112 45 06.7 112 52 54.4 112 37 27.3 112 43 37.3 112 44 31.3 112 54 42.0 112 44 23.3 112 49 24.9 112 46 18.3 112 47 56.8 112 57 45.3 112 40 40.9 112 43 30.2 112 33 21.3 112 43 45.3 112 47 48.7 112 47 27.7 1840 2065 2140 1630 1260 1290 765 1160 1200 1740 1080 1120 1560 1135 1305 1740 1625 750 905 1210 2140 1090 1115 1410 1440 905 1725 1980 2030 2140 1860 2150 2675 2380 2260 2740 1395 1680 1150 3465 2760 2410 TABLE I XIV Location 1.5 mi. NW of Florence Junction 2 mi. NW of the alignments of McDowell & Tomahawk 7 mi. ESE of Apache Junction Baseline at Royal Palm Lane 1/2 mile W of Val Vista and the Salt River 1/4 mi. N of Gilbert Rd. at Beeline Hwy. On I-8 bridge south of Gila Bend 9 mi. SSE of Gila Bend Just North of I-8, 10 mi. East of Gila Bend 8 mi. WSW of Painted Rock Dam 15 miles north of Agua Caliente 21 mi. W of Old US 80 on Agua Caliente Rd. 16 mi. NW of Painted Rock Dam off Agua Caliente Rd. Gila River at Maricopa Road bridge Gila River at Olberg Bridge, 3 mi. ENE of Sacaton 2.1 mi. NNE of AZ Farms Rd. @ SR 79 7 mi. NNW of Florence 3 mi. North of the intersection of US 80 and I-8 9 miles south of Buckeye on SR 85 11 miles ENE of Gila Bend Near Aguila Road, 14 miles SE of Aguila West end of Buckeye FRS #1, I-10 @ Hassayampa River West end of Buckeye FRS #2, 5 mi N of Buckeye Camelback alignment 2 mi. E of Sun Valley Pkwy. Sun Valley Pkwy. @ Bell Rd. alignment 2 mi. NW of Hassayampa 16 mi. NNE of Tonopah, 20 mi. SSW of Wickenburg US 60/93 at Morristown, 10 mi. SE of Wickenburg Hassayampa River at US 60/93 in Wickenburg 3/4 mi. WSW of the US 60 / US 93 intersection in Wickenburg 4.8 miles SW of the Aguila/Wickenburg Roads intersection 1 mi. SW of the US 60 / US 93 intersection in Wickenburg 6 miles southwest of Wickenburg 3 mi. SW of Wickenburg 9 miles southwest of Wickenburg 1/2 mile SW of the SR 71 / US 93 intersection Sun Valley Parkway at Northern Ave. 9.5 miles SW of Circle City 1/4 mi. NE of I-10 and Watson Rd. 6.5 mi. East of Congress, Yavapai County 4.4 mi SSE of the US 89 / SR 71 junction 1 mi. East of the US 93 / US 89 junction Sensor Name ID # Installed Latitude Longitude Elevation Congress Sols Trib. @ SR 93 Sols Tank Black Hill Sols Wash near Matthie Black Mountain Hartman Wash Flying E Tank Flying E Wash Casandro Wash Constellation Road Powder House Wash Blue Tank Wash Wickenburg Airport Casandro Dam Burton Tank Hassy R. @ Box Canyon O'Brien Minnehaha Hassy R. @ Wagoner Rd. Wilhoit Bucks Well Antelope Creek Upper Martinez Wash IBW @ McKellips Rd. Osborn @ 64th St. IBW @ Indian Bend Rd. IBW @ Indian School Rd. El Dorado Park IBW @ Interceptor Camelback Mountain East Granite Reef Wash Thunderbird Academy Tatum Wash @ 40th St. IBW @ Sweetwater CAP Reach11 Dike #2 Lost Dog Wash Lake Margherite Berneil Wash IBW @ Shea Blvd. Aztec Park Reata Pass Wash 49700 50000 50300 50500 50800 51000 51200 51500 51700 52000 52300 52500 52700 52800 53000 53200 53500 53700 54000 54300 54500 55000 55200 55500 55700 56000 56300 56500 56600 56800 57000 57500 57700 58000 58300 58600 58800 59000 59200 59500 59700 60000 06/16/94 05/02/95 07/25/95 06/15/95 08/04/95 07/06/94 07/06/94 05/09/95 07/12/94 07/12/94 08/03/94 05/18/95 05/29/19 08/03/94 08/15/96 03/19/02 11/17/83 11/03/82 06/16/81 12/19/83 09/24/81 12/11/02 07/09/03 02/26/02 05/21/85 10/22/97 09/28/83 11/26/97 06/27/17 01/01/89 03/27/17 06/26/06 08/04/81 06/03/94 12/27/90 07/19/16 07/13/90 11/25/97 07/30/98 06/09/98 02/03/98 05/15/01 34 09 42.4 34 03 07.3 34 03 41.7 34 00 48.9 33 59 14.7 33 56 46.9 33 57 46.0 33 56 12.2 33 57 44.1 33 57 43.4 33 58 33.1 33 58 51.0 34 00 27.0 33 57 53.5 33 58 02.8 34 07 24.3 34 02 42.0 34 06 11.9 34 09 57.3 34 18 36.5 34 25 36.6 34 11 41.3 34 02 55.6 34 12 18.1 33 26 57.2 33 29 06.4 33 32 04.0 33 29 42.3 33 28 12.7 33 31 59.4 33 30 47.5 33 27 57.6 33 36 38.0 33 34 54.1 33 36 13.3 33 38 42.0 33 35 17.5 33 33 49.2 33 34 01.1 33 34 53.1 33 36 36.2 33 41 52.9 112 50 49.4 112 51 01.7 112 54 53.5 112 50 57.5 112 47 34.7 112 53 04.0 112 49 40.9 112 49 01.2 112 46 58.4 112 45 54.9 112 42 12.9 112 43 02.3 112 41 46.3 112 48 14.4 112 44 54.7 112 51 40.1 112 42 36.3 112 34 30.2 112 24 19.5 112 34 07.2 112 35 08.2 112 55 14.8 112 46 45.9 112 49 22.5 111 54 53.4 111 56 33.6 111 54 51.2 111 54 40.4 111 55 02.6 111 53 52.4 111 56 59.4 111 53 54.7 111 55 20.8 111 59 04.3 112 00 16.1 111 56 49.9 111 48 23.0 111 53 59.0 111 56 19.8 111 58 06.3 111 51 55.6 111 51 50.6 3040 2585 2595 2420 2220 2680 2460 2540 2305 2240 2260 2130 2445 2385 2165 2870 2245 2960 5610 3760 5010 3290 2400 3270 1190 1255 1280 1240 1220 1280 1535 1195 1430 1405 1395 1540 1640 1325 1325 1360 1465 2175 TABLE I XV Location Junction of US 89 and SR 71 3.32 miles NW of the US 93 / US 89 junction 6.3 mi. WNW of the US 93 / US 89 junction 2.3 miles WSW of the US 93 / US 89 junction Sols Wash at SPRR bridge, 2 mi. N. of Wickenburg Airport Along US 60, 9 mi. West of US 60 / US 93 On US 60 bridge, 6.3 mi. West of US 60 / US 93 6.3 mi. WSW of the US 93 / US 89 junction at Wickenburg On US 60 bridge, 3 mi. West of US 60 / US 93 On US 60 bridge, 2 mi. West of US 60 / US 93 1.4 mi. NE of the US 60 / US 93 junction 1/2 mi. NE of US 60 and Constellation Rd., Wickenburg Blue Tank Wash @ Blue Tank Rd. 4.5 mi. West of the US 60 / US 93 junction 1.1 miles west of the US60 / US93 junction 3 miles SSW of Congress 6 mi. N of Wickenburg on Hassayampa River, Yavapai County 11 mi. NE of Wickenburg, Yavapai County 8 mi. E of Wagoner, Yavapai County 6 mi. ESE of Kirkland Junction At Wilhoit, 10 mi. SSW of Prescott, Yavapai County 3.5 miles west of Congress 6.5 miles NNW of Wickenburg 4.5 miles WSW of Yarnell On Indian Bend Wash 1/4 mi. South of McKellips 200 yards east of Osborn Rd. @ 64th St. On Indian Bend Wash just S. of Indian Bend Rd. Indian School Rd. @ Hayden Rd. 0.3 mi. N of McDowell Rd. on Miller Rd. 1/4 mi. SW of Pima Rd. & Indian Bend Rd. 1/2 mi. NW of Chaparral Rd. & Invergordon Rd. McDowell Rd, 200 yards E of Granite Reef Rd. 1/4 mi. ESE of Thunderbird Rd. and Scottsdale Rd. Just S. of 40th St. and Mountain View Rd. 1/2 mi. E of 32nd St. and Sweetwater Ave. 0.4 miles NW of Bell Rd. & 64th St. 1/2 mi. NNW of Shea Blvd. and 128th St. 1/4 mi. west of Doubletree and Hayden Doubletree @ Invergordon Shea Blvd. @ 52nd St. Thunderbird Rd. @ Frank Lloyd Wright Blvd. 1.6 mi. east of Pima Rd. on Pinnacle Peak Road Sensor Name ID # Installed Latitude Longitude Elevation Location Pima @ Union Hills Pinnacle Peak Vista Rawhide Wash @ Pinnacle Pk Pinnacle Peak Powerline Pima @ Jomax Middle Rawhide Wash Rawhide Wash Reata Pass Dam New River @ Glendale New River @ Bell Rd. New River Dam New River @ Loop 303 Sunup Ranch Sweat Canyon New River Landfill New River Fire Cooks Mesa Whitlow Ranch Dam Elephant Butte Saguaro Lake Tortilla Well Reavis Trailhead Santa Cruz @ SR 84 Greene Wash @ SR 84 Skunk Tank Wash Adobe Dam Upper Cline Creek Fig Springs Skunk Cr. @ Carefree Hwy. Skunk Creek @ I-17 Sonoran Wash Upper Skunk Creek Skunk Cr. near New River Cesar Chavez Park Roeser @ 2nd St. Roeser Rd. @ 23rd Ave. Salt R. @ 40th St. Salt R. @ Priest Dr. ASU South Laveen Basin Guadalupe FRS South Mountain Park 60300 60500 60600 60700 60800 60900 61000 61200 61500 61700 62000 62200 62300 62400 62500 62700 63000 63300 63400 63500 63600 63700 63800 64000 64700 65000 65300 65500 65700 65800 65900 66000 66200 66500 66700 66800 67000 67300 67500 67800 68200 68500 10/22/97 04/21/98 08/16/17 06/08/17 05/06/93 08/31/22 07/22/99 02/25/93 03/21/90 04/04/90 04/15/86 09/04/19 03/21/84 03/09/20 04/29/93 07/20/05 03/21/84 01/08/99 07/22/19 01/24/00 07/24/19 07/23/19 03/16/94 03/16/94 03/02/06 10/28/82 11/21/01 11/14/01 08/18/15 10/26/89 10/13/15 09/19/80 06/28/01 08/08/90 01/29/91 10/01/15 03/22/96 09/21/95 07/14/95 11/7/06 06/29/89 09/28/82 33 39 16.8 33 40 04.5 33 41 55.7 33 45 41.5 33 43 42.3 33 47 38.2 33 44 28.2 33 44 04.1 33 32 11.9 33 38 16.7 33 44 09.1 33 46 45.4 33 53 45.4 33 55 38.6 33 51 46.8 33 58 33.2 34 03 53.4 33 17 56.6 33 22 12.8 33 34 29.8 33 29 47.2 33 33 24.3 32 52 46.3 32 52 46.2 33 50 24.5 33 40 38.0 33 54 37.6 33 56 55.6 33 47 54.8 33 43 48.3 33 46 09.4 33 54 03.5 33 55 34.1 33 22 09.6 33 24 00.1 33 23 58.8 33 25 33.9 33 26 02.3 33 24 46.7 33 23 25.3 33 22 19.0 33 20 39.8 111 53 43.8 111 52 01.4 111 55 20.5 111 52 28.3 111 53 35.7 111 51 05.4 111 53 53.3 111 50 37.1 112 16 56.0 112 14 22.4 112 13 31.7 112 13 28.4 112 08 58.5 112 11 13.9 112 11 03.0 112 03 38.2 111 57 19.7 111 16 33.2 111 15 49.6 111 32 14.9 111 17 39.8 111 13 40.8 111 49 44.2 111 56 48.3 112 04 57.8 112 09 14.4 112 00 56.6 112 04 29.2 112 07 23.2 112 07 11.1 112 05 55.0 112 03 17.9 112 04 57.6 112 08 31.8 112 04 13.9 112 06 27.8 111 59 44.5 111 57 40.8 111 55 51.1 112 09 02.7 111 58 13.7 112 01 59.1 1625 1810 1855 2475 2180 2685 2225 2600 1060 1205 1485 1495 1940 2075 1800 2485 4570 2200 2730 1550 3165 3595 1350 1300 1865 1413 2520 2390 1685 1475 1580 2170 2185 1060 1080 1060 1120 1140 1165 1015 1285 2255 1/4 mi. west of Pima Rd. @ Union Hills 1/2 mi. SSE of Deer Valley Rd. and Pima Rd. 300 yds. E of Scottsdale Rd. on Pinnacle Peak Rd. 1.7 mi. ENE of Dixileta Rd. & Pima Rd. 1/8 mi. NW of Pima Rd. and Jomax Rd. 2.25 mi. east of Westland Rd. & Pima Rd. 1/3 mile west of Pima Rd. on Dynamite Blvd. 1/2 mi. South of Dynamite Blvd. and 112th St. 1/2 mi. E of 99th Ave. on Glendale Ave. bridge Bell Road at 83rd Ave. 1/2 mi. NE of Jomax Rd. and 83rd Ave. Loop 303, 1.3 miles E of Lake Pleasant Pkwy. 1 mi. SSW of New River 3 mi. W of New River 4 mi. ENE of New Waddell Dam 5 miles NE of New River 10 mi. E of Black Canyon City in the New River Mtns. 5 mi. NE of Florence Junction 5.2 miles NNE of Queen Valley, Pinal Co. MCSO yard, NW corner of the Lake 5.9 mi. ESE of Tortilla Flat, Superstition Mtns. E. of SR 88 near Apache Lake, end of FR 212, Superstition Mtns. 3 mi. West of SR 93 (Casa Grande) on SR 84 11 mi. West of SR 93 (Casa Grande) on SR 84 0.2 miles S of 7th Ave. and Desert Hills Rd. 1/4 mi. South of Deer Valley Rd. & 43rd Ave. 8 miles east of New River 3.5 miles east of New River Carefree Hwy., 0.7 mi. east of I-17 I-17 at Jomax Rd. alignment 1.75 miles east of Loop 303 @ I-17 4 mi. E of New River Skunk Cr. at Fig Springs Road, 3.5 miles E of New River South end of park, 35th Ave. and Baseline Rd. 1/2 mi. SSE of Broadway Rd. and Central Ave. 23rd Ave. @ Roeser Rd. South side of Salt River near 40th St. West side of Salt River bridge at Priest Drive 1/4 mi. NNE of Broadway Rd. and Mill Ave. Southern Ave. at 43rd Ave. 1/4 mi. SSW of Baseline Rd. and I-10 Alignments of Elliot Rd. and 24th St. TABLE I XVI Sensor Name ID # Installed Latitude Longitude Elevation Dobbins Rd. @ 19th Ave. South Mtn. Park HQ Pecos Basin Ahwatukee South Mountain Fan Gila R. @ 116th Ave. Sauceda Wash McMicken Floodway McMicken Dam @ Bell Rd. McMicken Dam Patton Rd. Sun Valley Pkwy. North Douglas Ranch Road Wittmann NW Regional Landfill Twin Buttes Wash CAP @ 163rd Ave. Vistancia Peak Circle City Upper Trilby Wash Picacho Wash @ SR 74 Vekol Wash Spookhill FRS Granite Reef Diversion Asher Hills McDowell Mtn. Park McDowell Mtn. Road Fraesfield Mountain Ranch Gate Road Rackensack Canyon Fountain Hills Camp Creek Overlook Middle Camp Creek Old Paint Wash Camp Creek Camp Cr. @ Bartlett Lake Rd. Stone Ridge Dam Sun Ridge Canyon Dam Cloudburst Wash North Heights Dam Golden Eagle Blvd. Hesperus Dam 68900 69000 70000 70200 70500 70700 71000 71300 71500 71700 72000 72100 72200 72500 73000 73200 73300 73400 73500 73800 74200 74500 74700 75000 75500 75800 76000 76200 76300 76500 76700 50768 50766 76900 77000 77100 77300 77500 77800 78200 78500 79000 09/15/16 05/01/97 01/06/09 03/04/96 06/09/93 01/26/89 02/28/90 09/03/92 09/08/16 03/24/83 05/13/92 04/24/19 07/16/13 05/13/92 04/27/93 10/01/15 12/10/02 09/01/15 09/17/82 09/25/01 04/11/12 03/07/90 03/13/84 7/21/05 08/02/90 08/06/90 05/18/04 07/28/89 06/01/17 06/28/07 12/09/93 06/29/22 10/06/22 07/03/18 07/18/05 04/25/18 12/11/96 02/04/97 03/13/97 10/11/96 02/12/97 12/18/96 33 21 56.7 33 20 48.6 33 17 38.3 33 19 40.1 33 18 54.6 33 22 58.0 32 52 49.5 33 41 07.1 33 38 17.6 33 40 37.2 33 44 05.8 33 39 38.7 33 46 35.8 33 46 13.8 33 40 51.8 33 44 18.8 33 45 32.0 33 47 34.2 33 49 20.9 33 57 37.5 33 50 09.7 32 50 35.6 33 28 22.7 33 30 43.0 33 43 03.5 33 42 02.4 33 39 24.0 33 45 40.0 33 43 00.9 33 54 05.9 33 36 40.1 33 47 39.1 33 53 45.7 33 48 22.4 33 56 04.5 33 50 51.4 33 35 40.4 33 36 23.1 33 37 20.5 33 37 16.5 33 38 13.6 33 38 11.9 112 06 10.8 112 05 04.5 111 58 39.0 111 59 23.0 112 08 01.1 112 18 29.2 112 45 15.3 112 24 31.1 112 27 41.1 112 25 24.6 112 34 37.9 112 35 02.5 112 38 25.9 112 31 15.7 112 28 33.6 112 19 11.2 112 24 42.2 112 20 43.5 112 35 23.8 112 31 45.3 112 28 31.2 112 15 07.2 111 40 53.9 111 41 01.9 111 41 03.2 111 44 43.0 111 42 22.9 111 48 49.8 111 49 35.4 111 50 42.2 111 43 30.5 111 44 21.7 111 46 47.6 111 48 23.1 111 49 15.4 111 47 31.3 111 43 59.5 111 45 03.8 111 46 38.7 111 44 55.4 111 46 09.1 111 44 47.6 1140 1410 1185 1280 1270 940 835 1335 1350 1350 1620 1640 1765 1655 1410 1360 1540 1780 1890 3230 1975 1720 1580 1330 1660 2120 1620 2690 2680 4520 1665 2350 3725 2820 3720 2670 1710 1890 2580 1825 2180 1895 TABLE I XVII Location 1/4 mi. NW of 19th Ave. @ Dobbins Rd. Alignments of Elliot Rd. and 7th Ave. 1/4 mile SW of I-10 and Loop 202 1/2 mi. South of the 43rd Ave. and Warner Rd. alignments Alignments of Ray Rd. and 35th Ave. in S. Mtn. Park ¼ mile NNW of 115th Ave. and Baseline Rd. 6 mi. SSW of Gila Bend 1/2 mi. N of Grand Ave. and Deer Valley Rd. Bell Road at Perryville Rd. alignment N. end of the dam, 1/4 mi SE of Deer Valley Rd and Cotton Ln 7 mi. E of Grand Ave. on Patton Rd. Sun Valley Pkwy. @ 243rd Ave. 3.5 miles N of Patton Rd. & Hassayampa River US 60/93 at Wittmann, 4 mi. SE of Circle City Near 195th Ave. and Deer Valley Rd. 1/4 mi. SE of Vistancia Blvd. & El Mirage Rd. CAP canal at 163rd Ave. 5.3 miles SW of Lake Pleasant Along US 60/93, 14 mi. SE of Wickenburg On Trilby Wash, 2.2 miles N of Castle Hot Springs Road SR 74 at Cotton Lane alignment On I-8 bridge, halfway between Gila Bend and Casa Grande 1/2 mi. N of McDowell Rd. and Bush Highway Bush Highway at Granite Reef Dam Off Asher Dr. in McDowell Mtn. Park, 1 mi. W of Rio Verde Palisades Dr. in McDowell Mtn. Park, 4 mi. WSW of Rio Verde In McDowell Mtn. Park, 2 mi. NE of Fountain Hills Alignments of Dixaleta Dr. and 128th St. Ranch Gate Road @ 118th St. 8 miles NE of Cave Creek At Palisades Blvd. Fire Station, near Fountain Hills Blvd. 2.4 mi. NE of Lone Mtn. Rd. & 144th St. 3.3 mi. N of Camp Cr. @ Bartlett Lake Rd. 1.25 mi. WNW of Carefree Hwy. & 136th St. 4 miles SE of Seven Springs Campground 2.6 mi. E of Cave Creek Rd. & Bartlett Lake Rd. 1/4 mi. W. of Cholla Dr. and Fountain Hills Blvd. 200 yards W. of Lago Blvd and Palisades Blvd. 2 mi. NW of Sun Ridge Golf Course, Fountain Hills 400 yards SW of Sierra Madre Dr. and Golden Eagle Blvd. NW1/4 of Section at Chaparral Water Tank 1/4 mi. N. of Richwood Ave. and Golden Eagle Blvd. Sensor Name ID # Installed Latitude Longitude Elevation Location Hesperus Wash Signal Butte FRS Spookhill McKellips Usery Mtn. Park Usery Park WS Thunder Mtn. Apache Junction FRS Spookhill Brown Sycamore Cr. – West Fork Sycamore Cr. – Upper Horseshoe Lake Bartlett Lake Iron Dike Waterman @ Rainbow Tuthill @ Ray Rd. Gila @ Estrella Pkwy. Waterman Wash Estrella Fan Upper Waterman Wash Mobile Agua Fria @ Buckeye Colter @ El Mirage Dysart Drain @ LAFB Ford Canyon Wash McMicken Dam South Dysart @ Bell Rd. Sun City West White Tank FRS #3 White Tank Outlet Channel Camelback @ Loop 303 White Tank FRS #4 Bullard Wash @ Van Buren Bullard Wash @ Indian School 79300 79500 79800 80200 80700 81000 81300 81500 82000 82200 82500 82700 83000 83300 83500 83800 84000 84200 84500 84700 85000 85500 85800 86200 86500 86700 87000 87300 87400 87500 87800 89200 89500 03/10/97 11/10/87 06/19/08 06/20/85 02/24/94 03/31/82 12/16/81 06/04/08 06/19/12 06/19/12 09/06/00 08/31/00 06/30/09 03/18/99 12/22/94 02/28/89 05/12/83 11/15/92 06/23/88 12/15/04 10/11/88 06/29/94 08/22/96 02/05/02 02/13/02 10/19/92 03/30/95 03/12/86 12/07/16 05/10/12 01/09/86 12/13/17 06/27/06 33 39 15.5 33 26 24.0 33 27 04.0 33 27 53.1 33 28 52.6 33 29 41.3 33 26 29.1 33 26 11.9 33 56 20.5 33 59 15.4 33 59 08.4 33 50 18.3 33 55 44.6 33 15 42.2 33 19 13.2 33 23 20.6 33 13 24.2 33 16 10.1 33 05 57.3 33 02 18.4 33 26 05.7 33 30 41.1 33 32 38.3 33 35 47.8 33 35 11.6 33 38 12.4 33 39 55.7 33 32 02.3 33 29 38.1 33 30 30.7 33 27 02.3 33 27 00.3 33 29 32.7 111 47 10.1 111 35 25.2 111 40 04.0 111 36 27.2 111 36 57.1 111 38 27.9 111 33 06.4 111 38 52.7 111 30 07.7 111 27 51.5 111 43 15.5 111 38 06.2 111 26 39.9 112 36 38.5 112 28 55.7 112 23 32.9 112 18 34.3 112 19 15.4 112 26 07.5 112 14 38.7 112 20 03.0 112 19 25.6 112 20 57.9 112 29 57.7 112 28 37.3 112 20 28.5 112 21 24.0 112 28 15.7 112 28 45.4 112 25 11.3 112 29 39.7 112 22 58.9 112 22 54.0 2280 1710 1590 1880 2115 2550 1810 1595 4930 5825 2070 1780 4510 1020 950 905 1295 1455 1600 1340 970 1030 1090 1470 1360 1190 1240 1215 1160 1080 1065 980 1025 NW1/4 of T4N-R6E-Section 31 near Dixie Mine 1/4 mi. NE of Signal Butte Rd. and Brown Rd. McKellips Road at Loop 202 1/3 mi. East of the McDowell Rd. and Crismon Rd. alignments 1/4 mi. WNW of the Crismon Rd. and Thomas Rd. alignments 1/2 mi. W. of the Ellsworth Rd. and Indian School Rd. alignments 1/3 mi. NW of Lost Dutchman Blvd. and Idaho Rd. Brown Rd. at Hawes Rd. alignment 5 miles NNW of Sunflower 8 miles N of Sunflower Horseshoe Lake – SW Corner near Boat Ramp Bartlett Lake Sheriff Sub-station Off SR 87 near Sunflower Rainbow Valley Rd. at Queen Creek Rd. 1/2 mi. East of Tuthill Rd. and Ray Rd. Gila River at Estrella Parkway El Mirage Rd. and Riggs Rd. alignments Alignments of El Mirage Rd. and Germann Rd. 10 mi. WNW of Mobile 2 miles SE of Mobile Buckeye Rd. Bridge over Agua Fria River, near Avondale 1/4 mi. N of Camelback and El Mirage Rd. 1/4 mi. West of Northern Ave. & Litchfield Rd. Alignments of Cactus Road and Tuthill Road 1/2 mi. N of the Peoria and 195th Ave. alignments Dysart Rd. at Bell Rd., Surprise 1/4 mi. SE of the Beardsley Rd. & Litchfield Rd. alignments 4 mi. N of I-10 on Jackrabbit Trail alignment Indian School Rd. @ 195th Ave. Camelback Road west of Loop 303 1/4 mi. NE of Tuthill Rd. and Van Buren St. Van Buren St. 0.4 mi. west of Bullard Ave. Indian School Rd. @ Wigwam Blvd. TABLE I XVIII Table II - Precipitation Sensors Removed in Water-Year 2023 Station Name Sensor ID Date Removed Notes None Removed Table III - Rain Gage Failure Statistics for Water-Year 2023 (A "failure" is a continuous 48-hour period when no data is received) FAILURE TYPE Repeater Tipping Bucket / Plugged Funnel Transmitter Unknown Battery Programming Error Radio Path Vandalism Antenna Radio Winds/Lightning/Fire/Flooding Solar Panel TOTALS: Failures – 2023 43 30 18 10 7 6 3 2 1 1 1 0 122 Failures – 2022 28 17 19 9 3 11 0 1 4 3 1 0 96 XIX Failures – 2021 8 15 25 11 6 12 0 0 6 7 1 0 91 Failures - 2020 54 24 22 11 8 9 5 0 5 0 0 1 139 Annual Hydrologic Data Report Volume I - Precipitation Table IV ALERT Rain Gages: Water-Year Totals for 2023, 2022, 2021 & 2020 (“Notes” explanations are at the end of this Table) ID # Inches - 2023 Notes Inches - 2022 Inches - 2021 Inches-2020 Mt. Union 1000 ----- 2 26.34 12.87 22.80 Humboldt Mtn. 1200 10.24 15.08 12.32 10.47 Harquahala Mtn. 1500 12.56 13.58 3.98 17.13 Yarnell Hill 1600 16.97 11.42 9.76 20.24 Towers Mountain 1700 32.83 32.36 23.58 26.10 White Tank Peak 1800 5.28 4 5.83 6.46 ----- Thompson Peak 1900 5.20 4 5.63 12.95 7.20 Mt. Ord 2000 17.13 17.20 23.39 21.57 Gateway C. College 3000 5.08 4.25 7.05 7.64 Durango Complex 3300 5.24 4.65 8.23 5.04 Jackson St. @ 7th Ave. 3500 5.04 4.41 5.83 5.75 Grand @ 27th Ave. 3800 5.83 5.75 8.66 7.36 Thomas @ 16th St. 4000 5.79 4.84 5.59 6.65 Perry Park 4200 5.75 5.12 7.72 7.60 Phoenix Zoo Dam #3 4300 5.24 5.24 6.50 6.06 Papago Park 4500 5.04 4.61 6.54 6.10 Old X-cut @ McDowell 4700 5.51 5.24 7.68 6.97 Thomas @ 48th St. 5000 5.98 5.39 7.13 7.32 Salt River @ 67th Ave 5500 6.26 4.72 7.09 6.97 GCU Golf Course 6000 5.94 5.51 7.09 8.58 Buckeye @ 75th Ave. 6200 6.26 4.61 8.27 7.64 City of Glendale 6500 5.98 6.46 7.17 7.24 Maryland @ 27th Ave. 6700 7.05 5.91 8.15 8.54 Camelback Rd. @ 24th Ave. 6800 6.34 5.71 8.27 7.52 Missouri @ 16th St. 7000 7.44 6.38 6.57 7.52 Grand @ Peoria Ave. 7500 4.80 6.10 6.77 8.43 East Fork CC #1 7800 5.98 6.14 8.31 9.17 Cave Cr. nr Union Hills Dr. 8000 6.26 ----- Prickly Pear Wash 8100 9.37 8.82 10.63 11.54 East Fork CC #4 8200 5.94 6.42 7.64 8.35 EFCC near 7th Ave. 8500 6.34 8.11 7.95 9.06 East Fork CC # 3B 8700 6.69 7.68 8.43 8.50 Paradise Valley CC 9300 8.15 7.20 7.60 ----- Dreamy Draw Dam 9800 6.46 6.77 9.13 7.48 Phoenix Dam 2B 9900 5.59 7.36 8.07 8.62 ACDC @ 36th St. 10000 6.73 5.87 7.40 8.15 ACDC @ 14th St. 10500 7.60 6.26 7.95 6.73 10th St. Wash Basin #1 11000 5.67 6.54 6.73 7.32 ACDC @ 43rd Ave. 11300 5.59 5.71 6.57 8.70 Phoenix Basin # 3 11500 5.87 6.38 6.46 8.23 Cave Creek @ Cactus 11800 6.02 6.69 6.38 8.19 ACDC @ Cave Creek 12000 5.75 6.46 6.14 7.64 Greenway @ 32nd Ave. 12500 6.10 6.06 7.80 9.41 Phoenix Dam #99 12700 5.91 6.65 7.60 8.43 Phoenix Basin # 7 13300 5.55 7.24 7.56 7.91 Phoenix West Park 13500 5.43 7.44 6.46 7.87 Paradise Lane @ 47th Ave. 13700 7.60 8.86 7.40 8.78 ACDC @ 67th Ave. 13800 5.08 6.06 6.50 9.96 Deer Valley Airport 14200 7.64 6.65 9.21 8.74 El Mirage Drain 14500 6.22 6.42 8.23 10.08 Agua Fria @ Grand Ave. 14700 6.34 7.68 4.02 7.09 Gage Name 3 3 3 3 XX Annual Hydrologic Data Report Volume I - Precipitation ID # Inches - 2023 Inches - 2022 Inches - 2021 Lake Pleasant 15000 10.00 8.39 10.98 8.86 Lake Pleasant North 15300 9.72 7.60 7.17 10.94 Garfias Mtn. Ranch 15500 13.46 9.45 7.95 10.98 Columbia Hill 15800 14.88 3 9.21 10.51 12.48 Horsethief Basin 16000 ----- 2 14.49 ----- 19.96 Sunset Point 16500 15.63 7.40 10.59 15.43 Horseshoe Ranch 16700 14.84 8.39 9.49 ----- Horner Mtn. Ranch 17000 13.27 ----- 11.30 11.89 Arizona Hunt Club 17300 8.86 8.74 12.60 13.90 I-17 @ SR 169 17500 11.73 12.72 11.06 15.67 Dewey 17800 12.64 13.94 10.28 13.46 I-10 @ 355th Ave. 18200 6.10 7.13 4.25 7.01 Buckeye Rd. @ SR 85 18500 6.97 4.80 5.35 7.20 Desert Mtn. School 18700 8.74 7.36 9.06 11.57 Cave Creek 19000 11.93 10.20 9.65 12.17 Desert Hills Wash 19300 11.42 8.90 13.07 11.57 Cave Buttes Dam 19500 6.42 4.69 7.17 8.82 Stagecoach Wash 20000 12.01 9.13 11.81 11.77 Cave Creek Landfill 20200 8.03 8.07 7.01 11.57 Galloway Wash @ Gway Rd 20600 11.57 10.43 11.18 11.69 Cave Cr.@ Spur Cross 20700 11.89 10.75 9.61 14.49 Carefree Ranch 21000 13.62 10.83 13.86 12.13 Seven Springs 21500 19.61 17.48 17.91 19.49 Seven Springs Wash 21800 17.05 12.52 14.65 15.71 New River Mesa 22000 19.80 12.91 16.65 15.67 Centennial Trib. @ Dobbins 22800 6.42 6.54 4.33 9.13 Sugarloaf Mountain 23000 7.20 9.25 3.54 9.72 G&F Woolsey Peak 23200 5.79 8.58 4.76 9.80 Eagle Eye Rd. @ CAP 23500 7.28 6.89 3.50 7.05 Cruff Wash 23700 5.43 6.06 6.46 8.82 Buckeye @ 547th Ave. 24000 4.33 8.11 3.98 9.37 Baseline @ 547th Ave. 24300 5.98 9.45 5.28 9.41 Webb Mountain 24500 5.94 8.43 5.87 9.25 Centennial Railroad 24700 5.98 5.16 4.72 7.56 Delaney Wash 25000 4.84 3.78 4.17 8.43 Saddleback FRS 25200 6.06 6.38 3.07 8.86 Winters Wash 25500 6.54 6.46 3.90 9.46 Centennial Levee 25700 6.18 8.43 2.83 8.94 Middle Harquahala FRS 25800 4.61 ----- Harquahala FRS 26000 4.69 5.71 2.52 7.76 Upper Tiger Wash 26300 6.93 10.47 4.21 9.84 Four Mile Wash 26500 5.79 5.94 3.86 8.98 Big Horn Road 26700 5.83 12.32 3.66 9.02 Tiger Wash Fan 26800 5.16 5.31 3.07 7.87 Tiger Wash 27000 ----- 8.31 2.44 9.37 Gillespie Dam 27200 5.83 7.09 3.94 6.69 Centennial @ Wenden 27500 ----- 8.11 5.28 9.25 Upper Grass Wash 27700 8.58 8.50 5.71 10.94 Narrows Damsite 28000 6.65 6.81 ----- 10.98 Aguila VFD 28300 7.83 9.69 4.33 10.47 Outlaw Hill 28500 10.28 13.15 4.41 10.51 Gladden 28800 7.52 9.02 3.78 7.24 Centennial near Aguila 29000 10.00 12.36 6.54 12.17 Centennial Wash 29200 8.90 11.81 4.80 9.53 Alamo Road 29400 7.36 9.88 5.12 10.83 Smith Peak 29500 11.38 9.06 4.33 9.49 Centennial Divide 29700 10.43 8.39 4.72 9.96 Gage Name Notes 3 2 2 3 XXI Inches-2020 Annual Hydrologic Data Report Volume I - Precipitation ID # Inches - 2023 Inches - 2022 Inches - 2021 Inches-2020 Ritter Dam 30000 7.83 7.52 5.31 11.57 Wood Tank 30300 9.41 7.01 3.62 10.63 Joshua Tree 30500 10.28 7.80 7.01 11.89 Chaparral Park 30600 6.46 4.76 7.99 7.32 Broadway @ Brooks Rd. 30700 5.83 5.59 7.32 6.69 Kleinman Park 30800 5.94 5.20 5.94 6.97 Horne Rd. @ 8th Ave. 30900 6.14 5.24 6.18 7.44 Fitch Park 31000 6.57 6.89 6.97 6.42 Reed Park 31100 7.20 8.15 7.44 7.76 Mountain View Park 31200 7.05 4.96 9.37 7.05 Horne Rd. @ McLellan 31300 6.97 5.98 7.17 6.81 Hermosa Vista Park 31400 ----- 4.96 10.55 7.72 Price Drain @ Loop 202 31500 6.06 5.79 6.34 7.80 Alma School Rd. @ 6th St. 31600 6.42 5.55 6.57 7.13 Carriage Lane Park 31700 4.72 4.49 6.81 7.24 Chandler @ Arizona Ave. 32000 6.50 4.61 6.65 6.69 Mesa Tower 32300 6.65 5.08 5.98 7.24 Chandler Airport 32500 5.83 5.47 10.31 ----- Val Vista @ Pueblo Ave. 32600 7.32 6.30 8.66 7.80 Freestone Basin 32800 6.46 6.34 4.72 7.44 Crossroads Park 33000 6.57 5.24 6.54 6.81 McDowell @ Hawes 33200 11.22 ----- 11.18 8.19 McDowell @ Meridian 33500 10.31 9.33 10.39 8.70 EMF blw Powerline Fldwy 33700 7.17 5.71 8.31 7.01 Falcon Field 34000 9.06 6.02 12.40 8.98 Greenfield @ Adobe Rd. 34200 8.39 5.71 10.12 8.19 EMF @ Broadway 34300 7.87 4.92 7.83 7.68 Recker Rd. @ McLellan 34400 8.94 6.02 9.92 7.56 Williams Field Road 34500 ----- ----- 8.43 8.74 University @ 62nd St. 34600 8.23 5.35 9.72 7.44 Main St. @ Hawes Rd. 34700 8.70 5.31 10.91 6.81 EMF @ Queen Creek Rd. 34800 6.73 8.19 6.34 6.30 Jefferson Park 34900 8.90 5.67 8.46 7.20 Elliot @ Loop 202 35000 7.36 ----- 5.98 7.95 EMF @ Hunt Hwy. 35100 5.16 4.37 7.32 5.67 EMF @ Arizona Ave. 35200 6.77 5.51 6.02 6.06 Guadalupe Channel 35700 7.87 5.24 6.38 7.99 US 60 @ Ellsworth Rd. 35800 9.41 6.38 8.94 8.98 Queen Creek Rd. 36000 8.03 9.76 7.91 7.76 Queen Creek Water Tank 36200 7.56 6.22 10.20 7.20 Sonoqui Wash nr Hawes 36300 7.56 9.13 10.55 7.76 Apache Trail 36500 9.02 9.02 8.50 9.65 Trailhead 88 36600 13.46 12.24 ----- US 60 @ Gold Canyon 36900 11.54 10.24 10.47 Vineyard FRS 37000 8.62 8.07 8.11 8.50 Peralta Road 37100 13.35 14.88 10.08 13.23 Rittenhouse FRS 37200 7.13 5.35 8.07 7.80 Carney Springs 37300 13.50 13.98 12.44 13.46 Powerline Floodway 37500 7.20 7.13 6.81 7.17 Siphon Draw @ Signal Butt. 37600 8.58 7.20 7.60 7.64 Queen Cr. @ Rittenhouse 37700 7.95 7.44 8.50 9.88 Queen Creek @ CAP 38000 9.21 9.29 10.47 8.11 Wolverine Pass 38300 11.14 10.39 8.86 10.00 Florence Junction 38500 12.20 3 9.02 9.61 9.65 Bulldog Canyon 38800 12.64 3 7.91 11.26 11.06 Kings Ranch 39000 8.74 3 10.51 8.27 10.59 Weekes Wash Baseline 39200 8.82 6.93 7.17 9.72 Gage Name Notes 3 2 3 3 2 3 3 XXII 10.00 Annual Hydrologic Data Report Volume I - Precipitation Gage Name ID # Inches - 2023 Inches - 2022 Inches - 2021 Inches-2020 Salt R. @ Val Vista Dr. 39500 7.95 5.00 10.35 7.20 Salt River Landfill 39700 8.90 7.80 9.37 7.36 Sand Tank Wash @ I-8 40000 4.72 7.44 3.82 6.42 Sand Tank Wash 40300 4.92 6.61 8.90 6.38 Bender Wash 40500 4.37 9.53 11.10 5.79 Mt. Oatman 40700 4.92 5.47 2.44 5.87 Columbus Wash 40800 3.66 4.45 3.74 6.14 Copper Wash 41000 4.88 5.98 2.72 8.78 4th of July Wash 41200 5.20 5.87 2.36 7.17 Gila Bend Mountains 41500 5.00 5.00 2.01 7.32 Gila @ Maricopa Rd 41700 5.71 5.12 5.16 4.57 Gila @ Olberg 42000 8.78 7.70 7.32 5.47 Magma East 42200 10.04 8.78 8.11 8.50 Magma FRS 42300 9.17 6.65 9.92 7.20 Gila Bend Landfill 42500 3.78 5.47 3.43 6.38 Rainbow Wash 42800 6.30 6.14 5.47 8.03 Maricopa Mountains 43000 6.14 5.98 7.99 6.57 Dead Horse Wash 43700 7.52 9.45 2.95 9.69 Buckeye FRS #1 44000 6.93 6.54 2.95 6.61 Buckeye FRS #2 44500 5.16 5.08 3.98 7.99 Camelback @ Turner Rd. 44600 5.59 7.56 5.12 9.06 Wagner Wash @ SVP 44700 5.83 5.20 4.80 7.95 Hassayampa Landfill 44800 7.28 4.84 6.65 7.68 Jackrabbit Wash 45000 8.58 10.20 3.74 8.90 Morristown 45200 8.62 7.91 5.43 11.34 Hassy R. @ US 60 45700 9.37 6.65 6.02 9.13 Sunset FRS 46000 10.24 6.73 6.02 9.21 Belmont Mountains 46300 7.91 7.64 4.53 11.18 Sunnycove FRS 46500 10.28 6.65 6.06 9.17 Twin Peaks 46800 9.88 8.20 5.79 10.00 Vulture Mine Rd. 47000 9.25 6.93 6.26 ----- Box Wash 47500 8.98 8.94 4.37 9.49 Sols Wash @ SR 71 47700 9.29 5.83 6.22 11.85 Sun Valley @ Northern 48300 5.98 6.50 6.06 7.32 Daggs Wash 48500 8.27 5.43 2.95 10.04 Buckeye FRS #3 48800 6.57 5.94 6.38 8.19 Stanton 49000 16.18 11.65 6.73 13.86 Mid-Martinez Wash 49200 14.49 9.53 6.57 12.13 Martinez Wash 49500 9.25 10.39 6.22 10.35 Congress 49700 ----- ----- 4.57 11.06 Sols Trib. @ US 93 50000 12.17 12.28 5.71 11.06 Sols Tank 50300 10.16 7.36 6.73 9.72 Black Hill 50500 10.87 9.25 4.45 10.79 Sols Wash near Matthie 50800 10.55 8.78 5.31 9.02 Black Mountain 51000 ----- 9.33 4.13 8.66 Hartman Wash 51200 11.14 11.34 6.61 11.57 Flying E Tank 51500 11.50 9.45 6.10 12.09 Flying E Wash 51700 11.54 8.98 7.13 11.18 Casandro Wash 52000 9.88 7.20 6.22 10.16 Constellation Road 52300 11.30 7.76 8.78 9.69 Powder House Wash 52500 11.22 8.23 7.95 9.80 Blue Tank Wash 52700 10.71 8.82 8.54 11.46 Wickenburg Airport 52800 9.61 10.28 6.50 10.83 Casandro Dam 53000 8.82 5.87 5.24 9.09 Burton Tank 53200 12.40 6.81 6.65 11.22 Hassy R. @ Box Canyon 53500 10.08 9.17 7.52 8.82 O'Brien Gulch 53700 13.62 14.06 9.72 10.16 Notes 3 2 2 3 XXIII Annual Hydrologic Data Report Volume I - Precipitation ID # Inches - 2023 Inches - 2022 Inches - 2021 Inches-2020 Minnehaha 54000 18.31 22.87 10.83 16.50 Hassy R. @ Wagoner Rd. 54300 16.65 12.87 10.47 16.22 Wilhoit 54500 18.74 17.52 11.57 15.91 Bucks Well 55000 12.64 7.52 7.76 12.99 Antelope Creek 55200 10.98 11.22 8.66 11.42 Upper Martinez Wash 55500 14.57 9.29 7.52 14.69 IBW @ McKellips Rd. 55700 6.30 6.73 6.89 7.09 Osborn @ 64th St. 56000 7.09 ----- 8.43 6.46 IBW @ Indian Bend Rd. 56300 9.06 7.95 4.49 8.86 IBW @ Indian School 56500 7.32 5.83 8.70 6.34 El Dorado Park 56600 7.24 6.10 7.99 6.34 IBW Interceptor 56800 8.43 6.77 10.31 7.83 Camelback Mtn. East 57000 7.68 5.83 7.76 7.24 Granite Reef Wash 57500 7.13 6.10 7.99 6.85 Thunderbird Academy 57700 6.38 8.19 9.49 7.87 Tatum Basin Inflow 58000 7.52 7.48 8.62 8.78 IBW @ Sweetwater 58300 5.83 5.55 6.02 8.19 CAP Reach11 Dike #2 58600 6.38 5.91 9.53 7.20 Lost Dog Wash 58800 7.24 6.54 11.22 7.24 Lake Margherite 59000 7.17 6.77 9.57 8.54 Berneil Wash 59200 8.19 7.17 7.76 9.06 IBW @ Shea Blvd. 59500 7.36 7.44 9.13 9.21 Aztec Park 59700 6.81 6.93 10.91 8.78 Reata Pass Wash 60000 8.27 7.76 12.40 10.00 Pima @ Union Hills 60300 7.05 7.13 9.53 8.62 Pinnacle Peak Vista 60500 7.60 8.86 11.97 8.74 Rawhide Wash @ Pin. Pk. 60600 7.09 8.39 10.08 8.54 Pinnacle Peak Powerline 60700 9.45 10.35 10.28 10.16 Jomax Rd. @ 70th St. 60800 8.27 8.19 9.45 9.17 Middle Rawhide Wash 60900 11.97 ----- Rawhide Wash 61000 9.45 12.56 10.75 8.98 Reata Pass Dam 61200 8.94 7.99 11.06 10.67 New River @ Glendale 61500 6.22 6.30 8.19 7.64 New River @ Bell Rd. 61700 6.10 6.46 4.37 10.87 New River Dam 62000 6.85 6.69 5.79 9.41 New River @ Loop 303 62200 5.63 4.41 6.02 ----- Sunup Ranch 62300 13.03 7.17 8.50 12.48 Sweat Canyon 62400 13.43 7.91 8.19 ----- New River Landfill 62500 9.92 7.76 7.17 12.24 New River Fire 62700 14.80 9.61 10.20 12.56 Cooks Mesa 63000 20.24 13.70 12.40 18.82 Whitlow Ranch Dam 63300 11.22 10.67 10.04 10.35 Elephant Butte 63400 18.07 18.43 13.27 13.70 Saguaro Lake 63500 10.28 11.18 10.79 9.02 Tortilla Well 63600 19.37 16.67 13.46 ----- Reavis Trailhead 63700 16.26 12.99 13.39 13.90 Santa Cruz @ SR 84 63800 7.76 4.92 5.59 5.16 Greene Wash @ SR 84 64000 7.24 5.39 4.92 4.37 Skunk Tank Wash 64700 10.71 6.42 11.02 11.22 Adobe Dam 65000 6.81 8.46 7.09 8.39 Upper Cline Creek 65300 13.70 8.62 11.77 13.07 Fig Springs 65500 14.84 8.90 11.06 14.25 Skunk Cr. @ Carefree Hwy 65700 7.76 7.80 9.37 12.52 Skunk Creek @ I-17 65800 6.69 5.79 6.65 9.13 Sonoran Wash 65900 7.72 6.73 7.56 11.02 Cline Creek 66000 12.24 9.33 10.04 13.07 Skunk Cr. near New R. 66200 14.49 11.02 12.91 14.13 Gage Name Notes 4 3 3 4 3 XXIV Annual Hydrologic Data Report Volume I - Precipitation Inches - 2022 Inches - 2021 Inches-2020 6.02 5.47 6.42 3 4.06 7.28 7.05 3 6.34 7.99 6.57 6.69 5.28 5.12 6.46 67300 5.39 5.75 6.22 6.14 ASU South 67500 5.43 4.88 6.73 7.13 Laveen Basin 67800 5.71 5.12 6.50 6.81 Guadalupe FRS 68200 5.20 4.06 5.87 6.42 South Mountain Park 68500 5.55 4.21 7.91 6.61 Dobbins Rd. @ 19th Ave. 68900 4.96 5.31 7.60 6.22 South Mtn. Park HQ 69000 5.55 5.35 8.46 5.91 Pecos Basin 70000 4.61 6.46 7.40 5.79 Ahwatukee 70200 4.84 4.80 7.09 7.09 South Mountain Fan 70500 5.67 8.50 7.76 5.98 Gila @ 116th Ave. 70700 6.30 5.71 7.68 7.13 Sauceda Wash 71000 3.86 5.35 4.69 6.89 McMicken Floodway 71300 4.21 6.22 4.92 7.60 McMicken Dam @ Bell Rd. 71500 5.75 7.72 4.69 9.80 McMicken Dam 71700 4.65 6.06 5.43 8.98 Patton Rd. 72000 7.83 7.80 5.59 9.72 Sun Valley Pkwy. North 72100 7.13 9.69 6.30 10.87 Douglas Ranch Road 72200 8.23 7.40 4.57 11.06 Wittmann 72500 7.56 8.03 4.57 10.08 NW Regional Landfill 73000 6.69 5.67 4.49 9.21 Twin Buttes Wash 73200 6.14 5.55 6.65 9.13 CAP @ 163rd Ave. 73300 6.85 8.11 6.65 9.13 Vistancia Peak 73400 7.60 6.77 5.91 9.45 Circle City 73500 8.70 6.77 5.28 9.92 Upper Trilby Wash 73800 14.21 9.80 6.69 14.09 Picacho Wash @ SR 74 74200 8.11 7.80 6.50 ----- Vekol Wash 74500 5.31 ----- 9.09 5.87 Spook Hill FRS 74700 9.45 6.26 11.34 8.46 Granite Reef Diversion 75000 8.19 7.44 10.98 7.83 Asher Hills 75500 9.02 7.52 14.37 11.18 McDowell Mtn. Park 75800 11.02 ----- 12.76 12.13 McDowell Mtn. Road 76000 9.37 7.24 8.27 9.41 Fraesfield Mountain 76200 11.02 9.37 14.49 12.83 Ranch Gage Road 76300 11.10 10.51 14.09 11.57 Rackensack Canyon 76500 19.29 12.32 15.28 18.94 Middle Camp Creek 76600 13.58 ----- Fountain Hills FD 76700 9.13 11.34 9.33 Camp Creek Overlook 76800 12.36 Old Paint Wash 76900 12.80 10.28 14.41 12.68 Camp Creek 77000 18.82 15.08 14.06 17.80 Camp Cr. @ Bartlett Lake 77100 15.98 11.77 14.33 13.54 Stone Ridge Dam 77300 ----- 6.89 12.36 9.96 Sun Ridge Canyon Dam 77500 10.04 9.21 12.24 11.97 Cloudburst Wash 77800 9.49 10.47 14.29 10.83 North Heights Dam 78200 8.70 10.08 12.32 10.94 Golden Eagle Blvd. 78500 8.90 ----- 12.87 11.65 Hesperus Dam 79000 9.69 10.08 13.58 8.86 Hesperus Wash 79300 10.16 10.20 12.36 11.61 Signal Butte FRS 79500 7.87 7.24 8.98 6.69 RMFL @ McKellips Rd. 79800 8.98 6.97 11.38 8.62 Usery Mtn. Park 80200 10.08 9.13 8.98 8.23 Usery Park WS 80700 11.97 8.98 9.33 7.68 Thunder Mtn. 81000 8.90 5.91 7.83 7.40 ID # Inches - 2023 Cesar Chavez Park Gage Name 66500 4.80 Roeser @ 2nd St. 66700 4.45 Roeser Rd. @ 23rd Ave. 66800 5.16 Salt R. @ 40th St. 67000 Salt R. @ Priest Dr. Notes 3 8.03 3 2 XXV ----- Annual Hydrologic Data Report Volume I - Precipitation Gage Name ID # Inches - 2023 Inches - 2022 Inches - 2021 Inches-2020 Apache Junction FRS 81300 8.66 7.01 8.31 7.80 RMFL @ Brown Rd. 81500 10.35 7.13 11.34 8.90 Sycamore Cr. Upper 82200 20.94 19.25 17.83 20.35 Horseshoe Lake 82500 13.35 7.52 13.27 14.96 Bartlett Lake 82700 12.91 11.26 19.29 12.28 Iron Dike 83000 22.99 16.57 23.35 20.59 Waterman @ Rainbow 83300 7.24 6.14 6.42 6.73 Tuthill @ Ray Rd. 83500 8.54 4.96 4.84 7.09 Gila @ Estrella Pkwy. 83800 4.33 4.65 6.14 4.65 Waterman Wash 84000 7.76 5.28 6.73 6.42 Estrella Fan 84200 7.95 5.94 7.99 6.54 Upper Waterman Wash 84500 6.26 7.64 9.53 6.85 Mobile 84700 6.30 6.22 7.13 6.26 Agua Fria @ Buckeye 85000 4.53 4.33 7.17 8.66 Colter @ El Mirage 85500 6.18 6.14 7.17 7.80 Dysart Drain @ LAFB 85800 5.51 7.68 7.76 6.93 Ford Canyon Wash 86200 8.54 10.08 8.58 10.55 McMicken Dam South 86500 6.77 8.07 8.27 9.80 Dysart @ Bell Rd. 86700 6.77 6.85 6.73 9.84 Sun City West 87000 6.14 7.64 7.68 9.29 White Tank FRS #3 87300 6.93 7.32 7.28 8.62 White Tank Outlet Channel 87400 7.40 6.61 6.34 9.49 Camelback @ Loop 303 87500 5.87 5.00 10.24 7.32 White Tank FRS #4 87800 6.50 6.38 8.19 7.76 Bullard Wash @ Van Buren 89200 5.87 4.53 6.81 7.05 Bullard @ Indian School 89500 5.87 5.00 9.84 8.39 Notes 3 Notes Apply to Water-Year 2023 Values Only Note 1: Gage installed during Water-Year 2023; water-year incomplete so no total given. Note 2: Total is inaccurate due to gage failure during a precipitation event at one or more times during the Water-Year, or the gage was taken out of or returned to service. These totals are removed from the data set used to produce Figures 2 & 3 and may be taken out of the set for Figures 4 & 5. Note 3: Water-Year total contains one or more estimated event totals. Estimated totals are included in the data set used to produce the annual & monsoon rainfall plots (Figures 2 & 4). Note 4: Total not included in the annual & monsoon rainfall plots (Figures 2 & 4) by reason of high-wind profile or other detrimental physical condition. XXVI Annual Hydrologic Data Report Volume I - Precipitation Figure 7 Figure 8 XXVII Annual Hydrologic Data Report Volume I - Precipitation TABLE V – Rainfall Statistics for Water-Years 2003 through 2023 Statistic Highest Maximum Daily Rainfall Lowest Maximum Daily Rainfall Highest Maximum Monthly Rainfall Lowest Maximum Monthly Rainfall Value Location / Note Date 5.08” - 2023 3.27” - 2022 4.25” - 2021 4.37” - 2020 7.01” - 2019 2.80” - 2018 4.09” - 2017 3.19” - 2016 5.08” - 2015 5.51” - 2014 3.46” - 2013 4.49” - 2012 2.32” - 2011 7.48” – 2010 2.28” - 2009 5.00” - 2008 2.68” - 2007 3.86” – 2006 5.08” – 2005 3.78” – 2004 3.94” – 2003 0.51” - 2023 0.63” - 2022 0.35” - 2021 0.67” - 2020 0.91” - 2019 0.20” - 2018 0.43” - 2017 0.31” - 2016 0.43” - 2015 1.22” - 2014 0.59” - 2013 0.31” - 2012 0.28” - 2011 0.79” – 2010 0.35” – 2009 0.83” - 2008 0.31” - 2007 0.63” – 2006 0.59” – 2005 0.31” – 2004 0.51” – 2003 10.98” – 2023 10.94” – 2022 8.90” - 2021 8.42” - 2020 10.67” - 2019 9.02” - 2018 9.29” - 2017 6.50” - 2016 6.61” - 2015 10.59” - 2014 8.27” - 2013 6.50” - 2012 4.02” - 2011 12.04” – 2010 6.34” – 2009 8.62” - 2008 5.55” - 2007 6.10” – 2006 12.17” – 2005 4.61” – 2004 7.68” – 2003 0.94” - 2023 1.22” - 2022 0.79” - 2021 1.42” - 2020 1.46” - 2019 0.35” - 2018 0.98” - 2017 0.79” - 2016 0.75” - 2015 1.89” – 2014 0.75” - 2013 0.67” - 2011 0.63” - 2011 1.77” – 2010 0.71” – 2009 1.02” – 2008 0.39” - 2007 0.87” – 2006 Mt. Union Sycamore Creek - Upper New River Mesa Cooks Mesa Towers Mountain Garfias Mountain Ranch Towers Mountain Thomas Rd. @ 16th St. Twin Peaks Chandler Blvd. @ Alma School Rd. Yarnell Hill Crown King 4th of July Wash Iron Dike Mt. Ord Crown King Stagecoach Wash Upper Grass Wash Towers Mountain Horsethief Basin Mt. Union Buckeye/547, GB Landfill, Sauceda Santa Cruz R. @ SR 84 Gila Bend Mountains EMF @ Hunt Highway Sols Wash near Matthie Gila R. @ Maricopa Rd. Harquahala FRS Gila @ Olberg; Gila @ Estrella Gila Bend Mountains Dewey Jackrabbit & Dead Horse Washes Agua Fria R. @ Buckeye Rd. Sand Tank Wash @ I-8 Tot Momolikot Dam Salt R. @ 67th Ave. Prescott Valley Sacaton Peak Sols Wash near Matthie Maryvale Muni Golf Mt. Oatman Rittenhouse FRS Mt. Union Towers Mountain Iron Dike & Mt. Ord Cooks Mesa Towers Mountain Towers Mountain Towers Mountain Towers Mountain Twin Peaks Towers Mountain Mt. Union Crown King Stanton Iron Dike Cooks Mesa Cooks Mesa Mt. Union Towers Mountain Mt. Union Mt. Union Mt. Union, Yarnell Hill Middle Harquahala FRS Santa Cruz / SR84 & Roeser / 2nd St. Gila Bend Mountains EMF @ Hunt Highway Tiger Wash Fan Salt @ 67th, Centennial @ Wenden Harquahala FRS Buckeye Rd. @ SR 85 Columbus Wash Santa Cruz R. @ SR 84 Gila/Estrella & Upper Waterman Cave Creek @ Cactus Mobile Thomas @ 16th St. Cesar Chavez Park Centennial Levee Copper Wash McMicken Dam South Mar. 21st Dec. 24th Jul. 23rd Nov. 20th Oct. 2nd Jul. 11th Dec. 22nd Aug. 2nd Jul. 18th Sep. 8th Jul. 26th Jul. 14th Jul. 5th Jan. 21st Dec. 25th Dec. 7th July 31st Aug. 11th Dec. 29th Nov. 12th Feb. 13th 03/15,12/28 Jun. 26th Jan. 25th Aug. 29th Sep. 23rd Aug. 10th Dec. 22nd May 7; Jan. 4 May 15th Nov. 22nd Jan. 26th Aug. 21st Feb. 19 & 26 Jan. 21st Feb. 9th Nov. 30th Aug. 25th Aug. 11th Jan. 3rd Feb. 23rd Feb. 13th Mar. Aug. Aug. Nov. Oct. July Dec. Aug. Jul. Aug. Jul. Aug. Jul. Jan. Dec. Jan. July Aug. Feb. July Mar., Feb. Jan. Jul., Dec. Jan. Mar. Jan. July, Jan. Dec. Oct. Jan. Nov. Jan. Aug. Jul. Jan. Dec. Jan. Mar. Sep. XXVIII Annual Hydrologic Data Report Volume I - Precipitation Statistic Highest Annual Total Rainfall Lowest Annual Rainfall Total Highest Number of Days with Rain Lowest Number of Days with Rain Value Location / Note 1.93” – 2005 0.47” – 2004 1.22” – 2003 32.83” - 2023 32.36” - 2022 23.58” - 2021 26.10” - 2020 35.39” - 2019 21.14” - 2018 34.80” - 2017 28.35” - 2016 27.80” - 2015 30.35” - 2014 23.46” - 2013 26.54” - 2012 20.43” - 2011 27.95” – 2010 25.67” – 2009 32.36” - 2008 14.53” - 2007 17.09” – 2006 47.80” – 2005 25.39” – 2004 31.54” – 2003 Santa Cruz @ SR 84 Mt. Oatman Sacaton Peak Towers Mountain Towers Mountain Towers Mountain Towers Mountain Towers Mountain Towers Mountain Towers Mountain Mt. Union Mt. Union Towers Mtn. Sycamore Creek – West Fork Towers Mtn. Mt. Union Mt. Union Mt. Union Mt. Union Mt. Union Mt. Union Mt. Union Mt. Union Mt. Union 3.66” - 2023 3.78” – 2022 2.01” – 2021 4.37” - 2020 5.20” - 2019 0.98” - 2018 2.91” - 2017 2.17” - 2016 2.72” - 2015 4.45” - 2014 2.48” - 2013 3.07” - 2012 1.50” - 2011 3.82” – 2010 2.68” – 2009 3.19” - 2008 1.22” - 2007 2.40” – 2006 7.32” – 2005 2.01” – 2004 3.58” – 2003 89 - 2023 75 - 2022 69 – 2021 59 - 2020 82 - 2019 50 - 2018 72 - 2017 88 - 2016 76 - 2015 51 - 2014 72 - 2013 84 - 2012 77 – 2011 76 – 2010 70 – 2009 90 - 2008 60 - 2007 61 – 2006 115 – 2005 70 – 2004 81 – 2003 17 - 2023 16 – 2022 11 - 2021 16 - 2020 22 - 2019 8 - 2018 17 - 2017 14 - 2016 15 - 2015 13 - 2014 13 - 2013 16 - 2012 12 - 2011 9 – 2010 13 – 2009 11 - 2008 5 - 2007 Columbus Wash Delaney Wash Gila Bend Mountains Greene Wash @ SR 84 Gila Bend Mountains Gila R. @ Maricopa Rd. Greene Wash @ SR 84 Saddleback FRS Columbus Wash Santa Cruz R. @ SR 84 Upper Waterman Wash McMicken Dam S., Grand @ Peoria McMicken Dam Harquahala FRS Harquahala FRS Centennial Railroad Copper Wash Buckeye @ SR 85 Santa Cruz @ SR 84 Columbus Wash Vineyard FRS Towers Mountain Mt. Union Mt. Union Mt. Union Towers Mountain Towers Mountain Towers Mountain Mt. Union Mt. Union Mt. Union Mt. Union Mt. Union Mt. Union Mt. Union Towers Mountain Mt. Union Mt. Union Mt. Union Mt. Union Mt. Union Mt. Union Buckeye FRS #1 Columbus Wash Buckeye FRS #1 Gladden, Columbus Wash Tiger Fan, X-Roads Park, EMF Hunt Centennial Wash @ Wenden Columbus Wash Columbus Wash; 4th of July Wash Columbus Wash Waterman Wash South Mountain Fan McMicken Dam McMicken Dam Harquahala FRS Hassayampa R. @ I-10 Centennial Railroad Tiger Wash Fan XXIX Date Feb. Apr. Feb. Annual Hydrologic Data Report Volume I - Precipitation Statistic Average Number of Days with Rain for All Sensors Median Number of Days with Rain for All Sensors Average Annual Total for All Stations Median Annual Total for All Stations Value Location / Note 10 – 2006 28 – 2005 10 – 2004 16 – 2003 31.0 - 2023 28.3 - 2022 27.4 - 2021 24.7 - 2020 35.2 - 2019 18.8 - 2018 32.0 - 2017 32.2 - 2016 31.9 - 2015 23.7 - 2014 25.3 - 2013 28.6 - 2012 23.8 - 2011 27.3 – 2010 25.4 – 2009 28.7 - 2008 22.6 - 2007 20.7 – 2006 44.8 – 2005 25.1 – 2004 29.8 – 2003 30 - 2023 27 - 2022 27 - 2021 24 - 2020 34 - 2019 18 - 2018 31 - 2017 30 - 2016 31 - 2015 23 - 2014 23 - 2013 28 - 2012 23 - 2011 27 – 2010 24 – 2009 28 - 2008 22 - 2007 19 – 2006 44 – 2005 24 – 2004 28 – 2003 8.72” - 2023 7.87” - 2022 8.03” - 2021 9.42” - 2020 11.35” - 2019 4.40” - 2018 9.37” - 2017 7.07” - 2016 7.92” – 2015 8.46” - 2014 7.61” - 2013 7.43” - 2012 5.86” - 2011 9.53” - 2010 6.30” – 2009 10.23” - 2008 4.86” - 2007 8.68” – 2006 15.48” – 2005 7.07” – 2004 8.98” – 2003 7.60” - 2023 7.19” – 2022 7.58” - 2021 8.82” - 2020 10.35” - 2019 3.94” - 2018 8.23” - 2017 6.18” - 2016 6.77” - 2015 7.60” - 2014 6.77” - 2013 6.89” - 2012 5.14” - 2011 8.82” – 2010 5.51” – 2009 9.45” - 2008 4.29” - 2007 XXX Date Saddleback FRS Mt. Oatman McMicken Dam Copper Wash Annual Hydrologic Data Report Volume I - Precipitation Statistic Value Location / Note Date 7.95” – 2006 13.70” – 2005 6.38” – 2004 7.80” – 2003 Average Percent of Annual Mean for Stations with 15 or more complete water-years of record Highest Percent of Annual Mean Using only stations with 15 or more complete water-years of record (Total” / Mean”) Lowest Percent of Annual Mean Using only stations with 15 or more complete water-years of record (Total” / Mean”) 104.0 % - 2023 95.3 % - 2022 95.3 % - 2021 115.6 % - 2020 138.2 % - 2019 57.8 % - 2018 112.3 % - 2017 83.9 % - 2016 93.9 % - 2015 130.0 % - 2014 90.2 % - 2013 91.3 % - 2012 70.5 % - 2011 113.4 % - 2010 75.7 % - 2009 121.1 % - 2008 59.8 % - 2007 72.9 % – 2006 172.0 % – 2005 84.0 % – 2004 102.0 % – 2003 157 % - 2023 154 % - 2022 178 % - 2021 182 % - 2020 210 % - 2019 171 % -2018 167 % - 2017 148 % - 2016 173 % - 2015 232 % - 2014 147 % - 2013 204 % - 2012 119 % - 2011 208 % - 2010 121 % - 2009 187 % - 2008 98 % - 2007 146 % – 2006 285 % – 2005 130 % – 2004 166 % – 2003 69 % - 2023 56 % - 2022 34 % - 2021 74 % - 2020 93 % - 2019 17 % - 2018 51 % - 2017 44 % - 2016 52 % - 2015 82 % - 2014 45 % - 2013 48 % - 2012 27 % - 2011 73 % - 2010 49 % - 2009 57 % - 2008 27 % - 2007 35 % – 2006 118 % – 2005 35 % – 2004 44 % – 2003 XXXI Normal Normal Normal Above Normal Much Above Normal Much Below Normal Above Normal Below Normal Normal Much Above Normal Slightly Below Normal Normal Much Below Normal Above Normal Below Normal Above Normal Much Below Normal Much Below Normal Much Above Normal Below Normal Normal Tuthill Rd. @ Ray Rd. Centennial Wash nr Aguila Bender Wash Narrows Damsite Buckeye FRS # 2 Tat Momolikot Dam Hartman Wash Desert Mtn. School Sunnycove FRS White Tank FRS #4 IBW @ Shea Blvd. Columbus Wash Prescott Valley Santa Rosa Wash @ SR 84 Hassayampa Landfill Salt River @ Priest Dr. Horner Mtn. Ranch Queen Cr. @ Rittenhouse Centennial Levee Apache Trail Circle City McMicken Floodway Sols Wash @ SR 71 Harquahala Mountain Durango Complex Joshua Tree Centennial Wash @ Wenden Greene Wash @ SR 84 Gillespie Dam 4th of July Wash Santa Cruz R. @ SR 84 Upper Waterman Wash City of Glendale McMicken Dam Missouri @ 16th St. Guadalupe FRS Centennial Railroad White Tank FRS #4 Garfias Mtn. Ranch Sand Tank Wash Mt. Oatman Vineyard FRS >125% - MAN 110-125% - AN 91-109% - N 75-90% - BN <75% - MBN Annual Hydrologic Data Report Volume I - Precipitation FCDMC RAINFALL LINKS To retrieve the Annual History Document for any FCDMC rain station, use the internet link below: http://alert.fcd.maricopa.gov/alert/Rain/FOPR/15300_FOPR.xlsx Substitute “15300” with the gage ID of choice, i.e. “3300” or “65500”. To retrieve a water-year of daily totals for a gage in text format, use the internet link below: http://alert.fcd.maricopa.gov/php/showrpts_P.php?ID=1530 0&PA=rain&SP=1d&NM=366&ME=09&DE=30&YE=2022 and substitute ID=“15300” with the gage ID of choice, i.e. “3300” or “65500”. If you want a water-year other than 2022, substitute any year back to 1980. If you choose a leap year, (2012, 2008, 2004…) you must change the NM=“365” to “366”. To retrieve a calendar-year, change ME to “12” and DE to “31”. XXXII Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Mt. Union (gage # 1000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .59 .47 2 .94 3 1.14 .12 .28 4 .31 .20 .51 .04 5 .12 .04 .16 .12 6 .04 .43 7 .67 8 .28 9 .71 .12 10 .04 .08 .08 .04 11 .12 .08 12 .08 .16 13 .04 .04 .20 14 .12 15 1.18 2.09 .16 16 .31 .04 .16 .20 .35 17 .08 1.34 .20 18 .08 .43 .24 .39 19 .20 .47 1.26 20 .43 .04 .04 21 .08 5.08 .16 22 1.69 .08 23 .04 .16 .04 24 .55 .51 .87 25 .16 .43 26 .12 .08 .04 27 .12 28 .51 .04 .35 29 .04 ---1.02 30 .55 ---.24 .04 31 ---.75 ---.04 ------.24 .04 ---------------------------------------------------------------------------------SUM 2.72 1.18 2.64 2.99 2.56 10.98 0.00 1.57 0.28 2.91 2.64 1.61 ACC 2.72 3.90 6.54 9.53 12.09 23.07 23.07 24.65 24.92 27.83 30.47 32.09 MAX 1.18 0.71 0.75 0.67 0.55 5.08 0.00 1.26 0.28 1.34 1.02 0.94 NO. 5 4 12 9 12 15 0 3 1 6 11 4 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 5.08 10.98 7.17 32.09 82 Gage 1000 down from 1/24 0:00 (242) through the end of the month, unable to access due to snow, may have missed the event of 30-31. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1 Flood Control District of Maricopa County ALERT System Daily Rainfall at Humboldt Mountain (gage # 1200) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .63 .16 .04 2 .39 3 .12 .12 .20 4 .12 .20 5 6 .55 7 .04 8 9 .24 10 11 .16 12 .16 1.30 13 .12 .08 .24 14 .12 15 .28 .24 .16 .67 .20 16 .12 .79 .04 .31 17 .12 .04 18 .04 19 20 .04 21 .04 .63 .12 22 .20 .43 .04 23 24 .08 25 26 .28 .04 27 28 .35 29 .04 ---30 ---31 ---------------------------------------------------------------------------------------------SUM 1.06 0.47 1.10 1.89 0.87 2.44 0.00 0.12 0.00 0.00 0.71 1.57 ACC 1.06 1.54 2.64 4.53 5.39 7.83 7.83 7.95 7.95 7.95 8.66 10.24 MAX 0.55 0.24 0.35 0.79 0.28 0.67 0.00 0.04 0.00 0.00 0.31 1.30 NO. 4 3 7 6 6 6 0 3 0 0 5 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.30 2.44 2.28 10.24 43 2 Flood Control District of Maricopa County ALERT System Daily Rainfall at Harquahala Mountain (gage # 1500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 2.20 .04 1.06 2 .08 .59 .08 3 .16 .08 .04 .12 4 5 6 7 8 9 .24 10 .08 11 .04 12 .08 13 .08 .16 14 .24 .08 15 .87 .31 .12 .63 16 .75 17 .08 18 .04 19 .63 .08 20 .04 21 .04 .63 .04 22 .31 .12 23 24 .12 25 .31 26 .16 27 .04 28 1.02 29 .04 ---30 .55 ---.04 31 ---.04 .04 ---------.08 ---------------------------------------------------------------------------------SUM 1.02 0.24 1.42 4.29 0.98 2.32 0.00 0.63 0.00 0.04 0.47 1.14 ACC 1.02 1.26 2.68 6.97 7.95 10.28 10.28 10.91 10.91 10.94 11.42 12.56 MAX 0.87 0.24 1.02 2.20 0.31 0.63 0.00 0.63 0.00 0.04 0.12 1.06 NO. 2 1 8 9 7 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 6 0 1 0 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 7 2 2.20 4.29 1.65 12.56 44 3 Flood Control District of Maricopa County ALERT System Daily Rainfall at Yarnell Hill (gage # 1600) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.18 .43 .24 2 .28 .43 .12 3 .04 .16 4 .31 5 .24 .04 6 7 8 9 .35 10 11 12 .28 .24 13 .16 .12 .12 14 .08 .43 .59 .04 15 .67 .83 .04 1.22 16 .08 1.61 .08 17 .24 .20 18 .39 19 .08 20 .04 .04 21 2.13 .16 22 .12 .16 23 24 .08 25 .12 26 .35 27 28 .83 .04 29 .04 ---30 .31 ---31 ---.04 .04 ---------1.18 ---------------------------------------------------------------------------------SUM 1.02 0.35 1.73 5.16 1.30 4.41 0.00 0.08 0.00 0.24 1.97 0.71 ACC 1.02 1.38 3.11 8.27 9.57 13.98 13.98 14.06 14.06 14.29 16.26 16.97 MAX 0.67 0.35 0.83 1.61 0.59 2.13 0.00 0.08 0.00 0.20 1.18 0.24 NO. 4 1 7 11 6 6 0 1 0 2 6 4 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 2.13 5.16 2.91 16.97 48 4 Flood Control District of Maricopa County ALERT System Daily Rainfall at Towers Mountain (gage # 1700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.10 .04 .39 2 .08 1.14 .12 3 .35 .24 .08 .20 4 .20 .16 .35 5 .08 .16 6 .43 .08 .39 7 .51 8 .08 9 .75 10 11 .04 .08 12 .28 1.50 13 .08 2.60 14 .24 .04 15 1.06 .12 .31 2.17 .39 16 .08 .04 .35 .28 .28 17 .04 .04 18 .51 .28 .04 .75 19 .31 .47 1.02 20 .24 .16 .04 .04 21 .51 .04 2.87 .12 22 .04 .24 1.57 .20 .04 23 .08 .04 24 .51 .39 .04 .08 .47 25 .24 .16 .20 26 .04 27 .55 .47 28 .43 .20 .12 .08 29 .16 .04 ---.16 30 .47 .08 ---.08 31 ---.87 .08 ---.08 ------.04 .28 ---------------------------------------------------------------------------------SUM 2.05 0.94 3.19 6.26 2.56 8.62 0.00 1.42 0.00 0.59 5.20 2.01 ACC 2.05 2.99 6.18 12.44 15.00 23.62 23.62 25.04 25.04 25.63 30.83 32.83 MAX 1.06 0.75 0.87 1.10 0.47 2.87 0.00 1.02 0.00 0.20 2.60 1.50 NO. 6 2 12 21 12 11 0 5 0 6 11 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 2.87 8.62 7.80 32.83 89 5 Flood Control District of Maricopa County ALERT System Daily Rainfall at White Tank Peak (gage # 1800) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .16 .20 2 .08 .08 3 .04 .31 4 .20 5 6 7 8 .31 9 .04 10 11 12 .08 13 .04 14 .08 15 1.46 .12 .12 16 .08 .35 17 .04 18 19 20 .04 21 .08 22 .08 .35 23 24 25 26 .04 .39 27 28 .28 29 ---30 ---31 ---.24 ------------------------------------------------------------------------------------------SUM 1.57 0.04 0.87 0.98 0.24 0.83 0.00 0.00 0.00 0.39 0.04 0.31 ACC 1.57 1.61 2.48 3.46 3.70 4.53 4.53 4.53 4.53 4.92 4.96 5.28 MAX 1.46 0.04 0.31 0.35 0.08 0.35 0.00 0.00 0.00 0.39 0.04 0.31 NO. 3 1 4 6 4 5 0 0 0 1 1 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.46 1.57 0.75 5.28 26 6 Flood Control District of Maricopa County ALERT System Daily Rainfall at Thompson Peak (gage # 1900) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .39 .16 2 .08 .08 3 .08 .79 4 .31 5 .04 6 .35 7 8 .08 9 10 11 12 .20 .12 13 .04 .16 14 .04 15 .39 .04 .04 .39 16 .08 .28 .08 17 .08 .12 18 .04 19 20 21 .04 .08 22 .04 .04 23 24 25 26 .08 27 28 .47 29 ---30 ---31 ---------------------------------------------------------------------------------------------SUM 0.87 0.08 1.81 0.87 0.20 0.71 0.00 0.16 0.00 0.00 0.24 0.28 ACC 0.87 0.94 2.76 3.62 3.82 4.53 4.53 4.69 4.69 4.69 4.92 5.20 MAX 0.39 0.08 0.79 0.39 0.08 0.39 0.00 0.12 0.00 0.00 0.08 0.16 NO. 4 1 5 5 4 5 0 2 0 0 3 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.79 1.81 0.51 5.20 31 7 Flood Control District of Maricopa County ALERT System Daily Rainfall at Mt. Ord (gage # 2000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .59 .04 2 .16 .75 3 .08 .08 .59 4 .43 .43 1.18 5 .16 6 .16 7 .08 8 .04 9 .39 10 11 .51 12 .28 .67 13 .08 .08 .12 .08 14 .20 15 .63 .04 .20 .20 1.26 16 .16 .24 .39 .16 .35 17 .51 .08 .24 18 .47 .43 .04 19 .59 ---20 ---21 .12 .16 .75 ---.35 22 .04 .47 ---.12 .04 23 .08 .04 .04 24 .24 .20 .04 25 26 27 .63 28 .28 29 .04 ---30 .08 ---31 ------.16 ------.12 ---------------------------------------------------------------------------------SUM 0.94 1.06 2.01 4.49 2.32 4.09 0.00 0.63 0.00 0.24 0.55 0.79 ACC 0.94 2.01 4.02 8.50 10.83 14.92 14.92 15.55 15.55 15.79 16.34 17.13 MAX 0.63 0.43 0.59 1.18 0.63 1.26 0.00 0.35 0.00 0.12 0.35 0.67 NO. 4 4 9 12 11 8 0 3 0 2 4 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 1.26 4.49 1.57 17.13 60 Gage 2000 down from 5/18 16:33 (395) through 5/23 11:29 (395) due to transmitter failure; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 8 Flood Control District of Maricopa County ALERT System Daily Rainfall at GateWay Community College (gage # 3000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .35 .55 2 .08 3 .67 4 .39 5 6 7 8 9 ---10 ---11 ---12 .12 .04 13 14 .16 15 .63 .08 .59 16 .16 .28 .04 17 .12 .04 18 19 20 21 22 .08 23 24 25 26 .12 27 28 .47 29 .04 ---30 .04 ---31 ------------.04 ---------------------------------------------------------------------------------SUM 0.79 0.00 1.73 0.91 0.35 1.18 0.00 0.04 0.00 0.00 0.04 0.04 ACC 0.79 0.79 2.52 3.43 3.78 4.96 4.96 5.00 5.00 5.00 5.04 5.08 MAX 0.63 0.00 0.67 0.35 0.16 0.59 0.00 0.04 0.00 0.00 0.04 0.04 NO. 2 0 6 5 3 3 0 1 0 0 1 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 0.67 1.73 0.08 5.08 22 Gage 3000 down from 6/08 00:00 (128) through 6/12 10:18 (128) due to programming error; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 9 Flood Control District of Maricopa County ALERT System Daily Rainfall at Durango Complex (gage # 3300) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .12 .59 .04 2 .08 3 .59 4 .35 5 6 7 8 9 10 11 12 .12 13 .04 14 .12 15 .63 .12 .75 16 .35 .31 17 18 .04 19 20 21 22 .08 .04 .04 23 24 25 26 .04 27 28 .67 29 ---30 .08 ---31 ------------.04 ---------------------------------------------------------------------------------SUM 0.98 0.00 1.81 0.63 0.28 1.38 0.00 0.04 0.00 0.04 0.04 0.04 ACC 0.98 0.98 2.80 3.43 3.70 5.08 5.08 5.12 5.12 5.16 5.20 5.24 MAX 0.63 0.00 0.67 0.31 0.12 0.75 0.00 0.04 0.00 0.04 0.04 0.04 NO. 2 0 5 4 4 3 0 1 0 1 1 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.75 1.81 0.12 5.24 22 10 Flood Control District of Maricopa County ALERT System Daily Rainfall at Jackson St. @ 7th Ave. (gage # 3500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .16 .47 .04 2 .08 3 .55 4 .31 5 .24 6 .04 7 8 9 10 11 12 .08 13 14 .08 15 .67 .12 .59 .16 16 .12 .24 17 .08 18 19 20 21 22 .04 .04 .04 23 24 25 26 .08 .04 27 28 .59 29 .04 ---30 .04 ---31 ------------.12 ---------------------------------------------------------------------------------SUM 1.06 0.00 1.61 0.67 0.20 1.10 0.00 0.00 0.00 0.08 0.28 0.04 ACC 1.06 1.06 2.68 3.35 3.54 4.65 4.65 4.65 4.65 4.72 5.00 5.04 MAX 0.67 0.00 0.59 0.24 0.08 0.59 0.00 0.00 0.00 0.04 0.16 0.04 NO. 4 0 6 5 3 3 0 0 0 2 2 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.67 1.61 0.39 5.04 26 11 Flood Control District of Maricopa County ALERT System Daily Rainfall at Grand Ave. @ 27th Ave. (gage # 3800) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .24 .67 2 .04 3 .04 .59 4 .24 5 6 .20 7 8 9 .04 10 11 12 .16 .20 13 14 .24 15 .63 .16 .43 16 .28 .28 .04 .08 17 .12 18 .04 19 20 21 22 .12 .08 23 24 25 26 .08 27 28 .71 29 ---30 .04 ---31 ------------.12 ---------------------------------------------------------------------------------SUM 1.10 0.08 1.73 0.71 0.43 1.22 0.00 0.04 0.00 0.00 0.31 0.20 ACC 1.10 1.18 2.91 3.62 4.06 5.28 5.28 5.31 5.31 5.31 5.63 5.83 MAX 0.63 0.04 0.71 0.28 0.24 0.67 0.00 0.04 0.00 0.00 0.12 0.20 NO. 3 2 5 4 3 4 0 1 0 0 3 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.71 1.73 0.51 5.83 26 12 Flood Control District of Maricopa County ALERT System Daily Rainfall at Thomas Rd. @ 16th St. (gage # 4000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .20 .59 .04 2 .08 3 .51 .04 4 .39 5 6 7 8 9 .04 10 11 12 .16 .35 13 14 .20 15 .51 .16 .55 .16 16 .08 .28 .04 17 .08 18 19 20 21 .08 22 .08 .08 23 24 25 26 .12 .12 27 28 .63 29 ---30 .12 ---31 ------------.04 .08 ---------------------------------------------------------------------------------SUM 0.59 0.04 1.81 0.83 0.39 1.22 0.00 0.00 0.00 0.16 0.35 0.39 ACC 0.59 0.63 2.44 3.27 3.66 4.88 4.88 4.88 4.88 5.04 5.39 5.79 MAX 0.51 0.04 0.63 0.28 0.20 0.59 0.00 0.00 0.00 0.12 0.16 0.35 NO. 2 1 5 6 3 3 0 0 0 2 4 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.63 1.81 0.91 5.79 28 13 Flood Control District of Maricopa County ALERT System Daily Rainfall at Perry Park (gage # 4200) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .31 .51 ---2 .08 ---3 .59 ---4 .39 ---5 ---6 7 8 9 10 11 12 .20 .28 13 .08 14 .16 15 .83 .16 .59 .04 16 .08 .31 .04 17 .04 18 19 20 21 22 .12 .08 23 24 25 26 .08 27 28 .63 29 ---30 .04 ---31 ------------.04 .08 ---------------------------------------------------------------------------------SUM 0.91 0.00 1.85 0.91 0.35 1.22 0.00 0.00 0.00 0.04 0.12 0.35 ACC 0.91 0.91 2.76 3.66 4.02 5.24 5.24 5.24 5.24 5.28 5.39 5.75 MAX 0.83 0.00 0.63 0.31 0.16 0.59 0.00 0.00 0.00 0.04 0.08 0.28 NO. 2 0 5 5 3 4 0 0 0 1 2 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 0.83 1.85 0.51 5.75 24 Gage 4200 down from 5/31 12:00 (133) through 6/06 09:31 (133) due to transmitter failure; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 14 Flood Control District of Maricopa County ALERT System Daily Rainfall at Phoenix Zoo Dam #3 (gage # 4300) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .43 .63 .04 2 .12 3 .63 4 .39 5 6 7 8 9 10 11 12 .12 .24 13 14 .16 15 .47 .12 .04 .67 .04 16 .16 .20 .04 17 .04 18 19 20 21 22 .08 23 24 25 26 .08 27 28 .47 29 ---30 .04 ---31 ------------.04 ---------------------------------------------------------------------------------SUM 0.63 0.00 1.65 0.91 0.35 1.34 0.00 0.00 0.00 0.00 0.08 0.28 ACC 0.63 0.63 2.28 3.19 3.54 4.88 4.88 4.88 4.88 4.88 4.96 5.24 MAX 0.47 0.00 0.63 0.43 0.16 0.67 0.00 0.00 0.00 0.00 0.04 0.24 NO. 2 0 5 5 4 3 0 0 0 0 2 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.67 1.65 0.35 5.24 23 15 Flood Control District of Maricopa County ALERT System Daily Rainfall at Papago Park (gage # 4500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .35 .63 .04 2 .08 3 .63 4 .39 5 .12 6 7 8 9 10 11 12 .20 .12 13 14 .16 15 .31 .12 .55 .16 16 .08 .20 17 .12 18 19 20 21 22 .12 23 24 25 26 .12 27 28 .47 29 ---30 .04 ---31 ------------.04 ---------------------------------------------------------------------------------SUM 0.51 0.00 1.73 0.87 0.39 1.18 0.00 0.00 0.00 0.00 0.20 0.16 ACC 0.51 0.51 2.24 3.11 3.50 4.69 4.69 4.69 4.69 4.69 4.88 5.04 MAX 0.31 0.00 0.63 0.35 0.16 0.63 0.00 0.00 0.00 0.00 0.16 0.12 NO. 3 0 5 5 3 2 0 0 0 0 2 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.63 1.73 0.35 5.04 22 16 Flood Control District of Maricopa County ALERT System Daily Rainfall at Old Crosscut Canal @ McDowell Rd. (gage # 4700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .43 .59 2 .08 .04 3 .67 4 .39 5 6 7 8 9 10 11 12 .20 .12 13 14 .20 15 .55 .12 .55 .24 16 .04 .28 17 .12 18 19 20 21 22 .12 23 24 25 26 .12 27 28 .55 29 ---30 .04 ---31 ------------.08 ---------------------------------------------------------------------------------SUM 0.59 0.00 1.85 1.02 0.43 1.18 0.00 0.00 0.00 0.00 0.31 0.12 ACC 0.59 0.59 2.44 3.46 3.90 5.08 5.08 5.08 5.08 5.08 5.39 5.51 MAX 0.55 0.00 0.67 0.43 0.20 0.59 0.00 0.00 0.00 0.00 0.24 0.12 NO. 2 0 5 5 3 3 0 0 0 0 2 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.67 1.85 0.43 5.51 21 17 Flood Control District of Maricopa County ALERT System Daily Rainfall at Thomas Rd. @ 48th St. (gage # 5000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .39 .63 2 .08 3 .59 4 .39 5 6 7 8 9 10 11 12 .28 .24 13 .24 14 .20 15 .63 .16 .59 .04 16 .28 .04 17 .16 18 19 20 21 22 .08 .12 23 24 25 26 .12 .08 27 28 .55 29 ---30 .04 ---31 ------------.08 ---------------------------------------------------------------------------------SUM 0.63 0.00 1.85 1.06 0.39 1.38 0.00 0.00 0.00 0.08 0.12 0.47 ACC 0.63 0.63 2.48 3.54 3.94 5.31 5.31 5.31 5.31 5.39 5.51 5.98 MAX 0.63 0.00 0.59 0.39 0.20 0.63 0.00 0.00 0.00 0.08 0.08 0.24 NO. 1 0 5 5 3 4 0 0 0 1 2 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.63 1.85 0.67 5.98 23 18 Flood Control District of Maricopa County ALERT System Daily Rainfall at Salt R. @ 67th Ave. (gage # 5500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .12 .59 2 .04 3 .47 4 .28 5 6 .04 7 8 9 10 11 12 .12 13 .08 14 .16 15 2.32 .08 .63 16 .04 .28 17 18 .08 19 20 21 22 .12 .04 .04 23 24 25 26 .04 27 28 .59 29 .04 ---30 .04 ---31 ------------.04 ---------------------------------------------------------------------------------SUM 2.40 0.00 1.54 0.51 0.39 1.26 0.00 0.08 0.00 0.00 0.08 0.00 ACC 2.40 2.40 3.94 4.45 4.84 6.10 6.10 6.18 6.18 6.18 6.26 6.26 MAX 2.32 0.00 0.59 0.28 0.16 0.63 0.00 0.08 0.00 0.00 0.04 0.00 NO. 3 0 6 4 4 3 0 1 0 0 2 0 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 2.32 2.40 0.08 6.26 23 19 Flood Control District of Maricopa County ALERT System Daily Rainfall at GCU Golf Course (gage # 6000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .31 .63 .04 2 .04 3 .04 .31 4 .20 5 .08 6 7 8 9 .04 10 11 12 .04 .20 13 .04 14 .24 15 .67 .20 .67 16 .08 .35 .04 17 18 .04 19 20 21 22 .08 .12 23 24 25 26 .08 .04 27 28 .75 29 ---30 .08 ---.04 31 ------------.51 ---------------------------------------------------------------------------------SUM 0.83 0.08 1.42 0.91 0.39 1.46 0.00 0.04 0.00 0.08 0.51 0.24 ACC 0.83 0.91 2.32 3.23 3.62 5.08 5.08 5.12 5.12 5.20 5.71 5.94 MAX 0.67 0.04 0.75 0.35 0.24 0.67 0.00 0.04 0.00 0.04 0.51 0.20 NO. 3 2 6 4 3 4 0 1 0 2 1 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.75 1.46 0.83 5.94 28 20 Flood Control District of Maricopa County ALERT System Daily Rainfall at Buckeye Rd. @ 75th Ave. (gage # 6200) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .12 .59 .04 2 .04 3 .51 4 .24 5 6 .08 7 8 9 10 11 12 .08 13 14 .16 15 2.24 .16 .51 16 .04 .28 17 .04 18 .08 19 20 21 .12 22 .08 .04 23 24 25 26 27 28 .67 29 .04 ---30 .04 ---31 ---.04 ---------.04 ---------------------------------------------------------------------------------SUM 2.36 0.00 1.57 0.63 0.24 1.14 0.00 0.08 0.00 0.00 0.20 0.04 ACC 2.36 2.36 3.94 4.57 4.80 5.94 5.94 6.02 6.02 6.02 6.22 6.26 MAX 2.24 0.00 0.67 0.28 0.16 0.59 0.00 0.08 0.00 0.00 0.12 0.04 NO. 3 0 6 5 2 3 0 1 0 0 3 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 2.24 2.36 0.24 6.26 24 21 Flood Control District of Maricopa County ALERT System Daily Rainfall at City of Glendale (gage # 6500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .39 .67 .04 2 .08 3 .12 .39 4 .16 5 6 7 8 9 .12 10 11 12 .08 ---.24 13 ---14 .20 15 .55 .12 .35 16 .04 .35 .08 .04 17 18 .04 19 20 21 .04 22 .12 .12 23 24 25 26 .08 .75 27 28 .59 29 .04 ---30 ---31 ------------.04 .16 ---------------------------------------------------------------------------------SUM 0.59 0.24 1.26 0.94 0.39 1.26 0.00 0.04 0.00 0.79 0.20 0.28 ACC 0.59 0.83 2.09 3.03 3.43 4.69 4.69 4.72 4.72 5.51 5.71 5.98 MAX 0.55 0.12 0.59 0.39 0.20 0.67 0.00 0.04 0.00 0.75 0.16 0.24 NO. 2 2 5 4 3 5 0 1 0 2 2 2 Gage 6500 down from 8/11 12:00 (140) through 8/14 07:37 (140) due to transmitter failure; no rain fell. Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.75 1.26 1.26 5.98 28 22 Flood Control District of Maricopa County ALERT System Daily Rainfall at Maryland Ave. @ 27th Ave. (gage # 6700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .47 .71 .04 2 .04 3 .12 .47 .04 4 .24 5 6 7 8 9 .04 10 11 12 .20 .71 13 14 .28 15 .71 .16 .51 .20 16 .08 .31 .04 .20 17 18 .04 19 20 21 22 .08 .16 23 24 25 26 .08 .35 27 .04 28 .71 29 ---30 ---31 ------------.04 ---------------------------------------------------------------------------------SUM 0.79 0.16 1.61 1.02 0.43 1.42 0.00 0.04 0.00 0.39 0.43 0.75 ACC 0.79 0.94 2.56 3.58 4.02 5.43 5.43 5.47 5.47 5.87 6.30 7.05 MAX 0.71 0.12 0.71 0.47 0.28 0.71 0.00 0.04 0.00 0.35 0.20 0.71 NO. 2 2 4 5 3 4 0 1 0 2 3 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.71 1.61 1.57 7.05 28 23 Flood Control District of Maricopa County ALERT System Daily Rainfall at Camelback Rd. @ 24th Ave. (gage # 6800) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .31 .63 .04 2 .08 3 .12 .55 4 .24 5 6 .04 7 8 9 .04 10 11 12 .16 .24 13 14 .24 15 .67 .16 .51 16 .16 .31 .04 .31 17 18 .08 19 20 21 22 .12 .12 23 24 25 26 .04 .16 27 28 .75 29 ---30 .04 ---31 ------------.04 .16 ---------------------------------------------------------------------------------SUM 0.87 0.16 1.73 0.87 0.39 1.30 0.00 0.08 0.00 0.20 0.47 0.28 ACC 0.87 1.02 2.76 3.62 4.02 5.31 5.31 5.39 5.39 5.59 6.06 6.34 MAX 0.67 0.12 0.75 0.31 0.24 0.63 0.00 0.08 0.00 0.16 0.31 0.24 NO. 3 2 5 4 3 4 0 1 0 2 2 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.75 1.73 0.94 6.34 28 24 Flood Control District of Maricopa County ALERT System Daily Rainfall at Missouri Ave. @ 16th St. (gage # 7000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .39 .55 2 .04 3 .04 .63 .04 4 .31 5 6 .24 7 8 9 .04 10 11 12 .20 .24 13 14 .31 15 .59 .16 .04 .55 .20 16 .12 .35 .04 .04 17 .04 18 19 20 21 .04 22 .08 .12 23 24 25 26 .12 .79 27 28 .67 29 ---30 .12 ---31 ------------.12 .24 ---------------------------------------------------------------------------------SUM 0.94 0.08 1.93 1.02 0.55 1.26 0.00 0.00 0.00 0.91 0.51 0.24 ACC 0.94 1.02 2.95 3.98 4.53 5.79 5.79 5.79 5.79 6.69 7.20 7.44 MAX 0.59 0.04 0.67 0.39 0.31 0.55 0.00 0.00 0.00 0.79 0.24 0.24 NO. 3 2 5 6 4 4 0 0 0 2 4 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.79 1.93 1.65 7.44 31 25 Flood Control District of Maricopa County ALERT System Daily Rainfall at Grand Ave. @ Peoria Ave. (gage # 7500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .31 .55 .04 2 .04 3 .16 .04 4 .16 5 6 7 8 9 .04 10 11 12 .04 13 14 .28 15 .94 .12 .31 16 .04 .43 .12 17 .08 18 19 20 21 .04 22 .12 .20 23 24 25 26 .08 27 28 .55 29 .04 ---30 ---31 ------------.08 ---------------------------------------------------------------------------------SUM 0.98 0.04 0.91 1.02 0.47 1.10 0.00 0.00 0.00 0.00 0.20 0.08 ACC 0.98 1.02 1.93 2.95 3.43 4.53 4.53 4.53 4.53 4.53 4.72 4.80 MAX 0.94 0.04 0.55 0.43 0.28 0.55 0.00 0.00 0.00 0.00 0.12 0.04 NO. 2 1 4 6 3 4 0 0 0 0 2 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.94 1.10 0.28 4.80 24 26 Flood Control District of Maricopa County ALERT System Daily Rainfall at East Fork Cave Cr. Basin #1 (gage # 7800) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .59 .75 2 3 .08 .43 4 .24 5 6 7 8 9 .04 10 11 12 .24 .12 13 14 .31 15 .55 .12 .35 16 .16 .43 .16 17 18 19 20 21 .08 22 .12 .28 23 24 25 .04 26 .12 27 28 .59 29 .04 ---30 ---31 ------------.16 ---------------------------------------------------------------------------------SUM 0.71 0.12 1.54 1.14 0.55 1.46 0.00 0.00 0.00 0.04 0.31 0.12 ACC 0.71 0.83 2.36 3.50 4.06 5.51 5.51 5.51 5.51 5.55 5.87 5.98 MAX 0.55 0.08 0.59 0.59 0.31 0.75 0.00 0.00 0.00 0.04 0.16 0.12 NO. 2 2 5 3 3 4 0 0 0 1 2 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Estimated Annual Rainfall: Number of Days with Rain: 0.75 1.54 0.47 5.98 23 Gage 7800 down from 1/02 12:00 (60) through 1/04 12:00 (?) due to plugged funnel; estimated 16mm for the event of 1/01. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 27 Flood Control District of Maricopa County ALERT System Daily Rainfall at Cave Cr. near Union Hills Dr. (gage # 8000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .63 .83 .04 2 .04 3 .04 .04 .31 .04 4 .24 5 6 7 8 9 .12 10 11 12 .16 .20 13 .04 14 .31 15 .91 .12 .04 .35 16 .28 .51 17 18 19 20 21 .08 22 .08 .12 23 24 25 26 .12 27 28 .55 29 .04 ---30 ---31 ------------.04 ---------------------------------------------------------------------------------SUM 1.22 0.16 1.34 1.34 0.55 1.38 0.00 0.00 0.00 0.00 0.04 0.24 ACC 1.22 1.38 2.72 4.06 4.61 5.98 5.98 5.98 5.98 5.98 6.02 6.26 MAX 0.91 0.12 0.55 0.63 0.31 0.83 0.00 0.00 0.00 0.00 0.04 0.20 NO. 3 2 6 5 4 4 0 0 0 0 1 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.91 1.38 0.28 6.26 27 28 Flood Control District of Maricopa County ALERT System Daily Rainfall at Prickly Pear Wash (gage # 8100) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.10 1.02 .08 2 .12 .04 3 .08 .08 .55 .04 4 .39 5 6 7 8 .31 9 .12 10 11 12 .43 .04 13 .04 14 .51 15 .55 .16 .51 16 .28 .47 17 .04 18 19 20 21 .24 .04 22 .24 .39 23 24 25 26 .28 27 28 .75 29 .20 ---30 ---31 ------------.28 ---------------------------------------------------------------------------------SUM 0.91 0.20 2.32 1.93 1.06 2.20 0.00 0.00 0.00 0.00 0.63 0.12 ACC 0.91 1.10 3.43 5.35 6.42 8.62 8.62 8.62 8.62 8.62 9.25 9.37 MAX 0.55 0.12 0.75 1.10 0.51 1.02 0.00 0.00 0.00 0.00 0.31 0.08 NO. 3 2 5 6 4 5 0 0 0 0 3 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.10 2.32 0.75 9.37 30 29 Flood Control District of Maricopa County ALERT System Daily Rainfall at East Fork Cave Cr. Basin #4 (gage # 8200) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .59 .67 .04 2 .04 3 .55 .04 4 .16 5 6 7 8 .08 9 10 11 12 .20 .24 13 .24 14 .12 15 .51 .08 .04 .39 16 .28 .43 .08 17 18 19 20 21 .04 22 .04 .20 23 24 .04 25 26 .12 27 28 .67 29 .04 ---30 ---31 ------------.04 ---------------------------------------------------------------------------------SUM 0.79 0.00 1.61 1.18 0.31 1.34 0.00 0.00 0.00 0.00 0.20 0.51 ACC 0.79 0.79 2.40 3.58 3.90 5.24 5.24 5.24 5.24 5.24 5.43 5.94 MAX 0.51 0.00 0.67 0.59 0.12 0.67 0.00 0.00 0.00 0.00 0.08 0.24 NO. 2 0 5 5 4 5 0 0 0 0 3 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.67 1.61 0.71 5.94 27 30 Flood Control District of Maricopa County ALERT System Daily Rainfall at East Fork Cave Cr. near 7th Ave. (gage # 8500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .31 .79 .08 2 .20 3 .04 .43 .04 4 .12 5 6 7 8 9 .08 10 11 12 .16 .16 13 .12 14 15 .83 .08 .24 .43 .08 16 .24 .39 .08 .08 17 .04 18 .04 .04 19 20 21 .04 22 .04 .16 23 24 25 26 .12 27 28 .63 29 ---30 ---.08 31 ------------.20 ---------------------------------------------------------------------------------SUM 1.10 0.12 1.34 1.06 0.47 1.42 0.00 0.04 0.00 0.08 0.35 0.35 ACC 1.10 1.22 2.56 3.62 4.09 5.51 5.51 5.55 5.55 5.63 5.98 6.34 MAX 0.83 0.08 0.63 0.39 0.24 0.79 0.00 0.04 0.00 0.08 0.20 0.16 NO. 3 2 4 6 4 4 0 1 0 1 3 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.83 1.42 0.79 6.34 31 31 Flood Control District of Maricopa County ALERT System Daily Rainfall at East Fork Cave Cr. Basin #3B (gage # 8700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .55 .83 .08 2 .04 3 .04 .47 .04 4 .16 5 6 7 8 9 .08 10 11 12 .24 .31 13 .08 .16 14 .28 15 .91 .08 .04 .43 16 .20 .39 .04 17 18 19 20 21 .08 ---22 .08 .24 ---23 24 25 26 .12 27 28 .67 29 .04 ---30 ---31 ------------.04 ---------------------------------------------------------------------------------SUM 1.10 0.12 1.65 1.10 0.51 1.57 0.00 0.00 0.00 0.00 0.08 0.55 ACC 1.10 1.22 2.87 3.98 4.49 6.06 6.06 6.06 6.06 6.06 6.14 6.69 MAX 0.91 0.08 0.67 0.55 0.28 0.83 0.00 0.00 0.00 0.00 0.04 0.31 NO. 2 2 6 5 4 4 0 0 0 0 2 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Estimated Annual Rainfall: Number of Days with Rain: 0.91 1.65 0.63 6.69 28 Gage 8700 down from 10/17 12:00 (0) through 10/19 12:00 (?) due to plugged funnel; estimated 28mm for 10/15-16. Gage 8700 down from 7/20 11:17 (154) through 7/24 00:00 (154) due to radio path program; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 32 Flood Control District of Maricopa County ALERT System Daily Rainfall at Paradise Valley Country Club (gage # 9300) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .55 .79 2 .16 3 .75 .04 4 .39 5 6 .12 7 8 9 10 11 12 .28 .08 13 14 .39 15 1.10 .16 .55 16 .12 .35 .04 17 .04 18 19 20 21 22 .12 .12 23 24 25 26 .16 1.02 27 28 .59 29 .04 ---30 ---31 ------------.04 .16 ---------------------------------------------------------------------------------SUM 1.34 0.00 2.05 1.30 0.67 1.50 0.00 0.00 0.00 1.06 0.16 0.08 ACC 1.34 1.34 3.39 4.69 5.35 6.85 6.85 6.85 6.85 7.91 8.07 8.15 MAX 1.10 0.00 0.75 0.55 0.39 0.79 0.00 0.00 0.00 1.02 0.16 0.08 NO. 3 0 5 6 3 4 0 0 0 2 1 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.10 2.05 1.30 8.15 25 33 Flood Control District of Maricopa County ALERT System Daily Rainfall at Dreamy Draw Dam (gage # 9800) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .51 .59 2 .04 3 .12 .59 .04 4 .24 5 6 7 8 9 .04 10 11 12 .20 .20 13 14 .24 15 .67 .16 .59 16 .08 .35 17 .04 18 19 20 21 .04 22 .04 .08 23 24 25 26 .16 .31 27 28 .71 29 ---30 ---31 ------------.43 ---------------------------------------------------------------------------------SUM 0.75 0.16 1.73 1.14 0.43 1.30 0.00 0.00 0.00 0.31 0.43 0.20 ACC 0.75 0.91 2.64 3.78 4.21 5.51 5.51 5.51 5.51 5.83 6.26 6.46 MAX 0.67 0.12 0.71 0.51 0.24 0.59 0.00 0.00 0.00 0.31 0.43 0.20 NO. 2 2 4 6 3 4 0 0 0 1 1 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.71 1.73 0.94 6.46 24 34 Flood Control District of Maricopa County ALERT System Daily Rainfall at Phoenix Dam 2B (gage # 9900) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .51 .79 .04 2 .08 3 .04 .43 .04 4 .16 5 6 7 8 9 .08 10 11 12 .20 13 14 .20 15 .67 .08 .39 .08 16 .12 .35 .08 17 18 19 20 21 .04 22 .08 .16 23 24 .04 25 26 .12 27 28 .63 29 ---30 ---31 ------------.20 ---------------------------------------------------------------------------------SUM 0.79 0.12 1.42 1.06 0.39 1.42 0.00 0.00 0.00 0.00 0.35 0.04 ACC 0.79 0.91 2.32 3.39 3.78 5.20 5.20 5.20 5.20 5.20 5.55 5.59 MAX 0.67 0.08 0.63 0.51 0.20 0.79 0.00 0.00 0.00 0.00 0.20 0.04 NO. 2 2 4 5 3 5 0 0 0 0 3 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Estimated Annual Rainfall: Number of Days with Rain: 0.79 1.42 0.39 5.59 25 Gage 9900 down with a plugged funnel for much of January; estimated 10mm for events on the 15, 16 & 17th. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 35 Flood Control District of Maricopa County ALERT System Daily Rainfall at ACDC @ 36th St. (gage # 10000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .43 .59 2 .08 3 .63 4 .35 5 6 .08 7 8 9 .04 10 11 12 .28 .31 13 14 .28 15 .98 .16 .55 16 .04 .31 17 .04 18 19 20 21 22 .16 .12 23 24 25 26 .12 .20 27 28 .59 29 ---30 .08 ---31 ------------.20 .12 ---------------------------------------------------------------------------------SUM 1.10 0.04 1.93 1.02 0.55 1.26 0.00 0.00 0.00 0.39 0.12 0.31 ACC 1.10 1.14 3.07 4.09 4.65 5.91 5.91 5.91 5.91 6.30 6.42 6.73 MAX 0.98 0.04 0.63 0.43 0.28 0.59 0.00 0.00 0.00 0.20 0.12 0.31 NO. 3 1 5 5 3 3 0 0 0 2 1 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.98 1.93 0.83 6.73 24 36 Flood Control District of Maricopa County ALERT System Daily Rainfall at ACDC @ 14th St. (gage # 10500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .47 .63 .04 2 .04 3 .12 .67 4 .24 5 6 7 8 9 .04 10 11 12 .20 .35 13 14 .20 15 .51 .16 .67 .24 16 .12 .35 .04 .04 17 .04 18 19 20 21 .04 22 .08 .12 23 24 25 26 .16 .98 27 28 .71 29 ---30 ---31 ------------.35 ---------------------------------------------------------------------------------SUM 0.63 0.16 1.81 1.06 0.43 1.46 0.00 0.00 0.00 0.98 0.67 0.39 ACC 0.63 0.79 2.60 3.66 4.09 5.55 5.55 5.55 5.55 6.54 7.20 7.60 MAX 0.51 0.12 0.71 0.47 0.20 0.67 0.00 0.00 0.00 0.98 0.35 0.35 NO. 2 2 4 5 3 4 0 0 0 1 4 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.98 1.81 2.05 7.60 27 37 Flood Control District of Maricopa County ALERT System Daily Rainfall at 10th St. Wash Basin #1 (gage # 11000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .47 .79 .04 2 .04 3 .08 .47 .04 4 .16 5 6 7 8 9 .04 10 11 12 .16 13 14 .24 15 .63 .12 .35 .08 16 .12 .31 .08 17 .04 18 19 20 21 22 .04 .16 23 24 25 26 .12 .08 27 28 .71 29 ---30 ---.04 31 ------------.28 ---------------------------------------------------------------------------------SUM 0.75 0.12 1.50 1.02 0.39 1.30 0.00 0.00 0.00 0.12 0.43 0.04 ACC 0.75 0.87 2.36 3.39 3.78 5.08 5.08 5.08 5.08 5.20 5.63 5.67 MAX 0.63 0.08 0.71 0.47 0.24 0.79 0.00 0.00 0.00 0.08 0.28 0.04 NO. 2 2 4 6 3 3 0 0 0 2 3 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.79 1.50 0.59 5.67 26 38 Flood Control District of Maricopa County ALERT System Daily Rainfall at ACDC @ 43rd Ave. (gage # 11300) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .35 .87 2 .04 3 .39 .04 4 .12 5 6 7 8 9 .08 10 11 12 .16 13 14 .24 15 .79 .12 .39 .08 16 .31 .35 .04 17 18 .08 .04 19 20 21 .04 22 .08 .08 23 24 25 26 .08 .08 27 28 .63 29 ---30 ---31 ------------.12 ---------------------------------------------------------------------------------SUM 1.10 0.08 1.30 0.91 0.39 1.38 0.00 0.08 0.00 0.08 0.28 0.00 ACC 1.10 1.18 2.48 3.39 3.78 5.16 5.16 5.24 5.24 5.31 5.59 5.59 MAX 0.79 0.08 0.63 0.35 0.24 0.87 0.00 0.08 0.00 0.08 0.12 0.00 NO. 2 1 4 5 3 4 0 1 0 1 4 0 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.87 1.38 0.35 5.59 25 39 Flood Control District of Maricopa County ALERT System Daily Rainfall at Phoenix Basin #3 (gage # 11500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .59 .79 .04 2 .08 3 .08 .43 4 .20 5 6 7 8 9 .04 10 11 12 .20 13 14 .20 15 .55 .12 .35 16 .12 .31 17 .04 18 19 20 21 22 .08 .16 23 24 25 26 .12 .08 27 28 .71 29 ---30 ---31 ------------.59 ---------------------------------------------------------------------------------SUM 0.67 0.12 1.54 1.14 0.39 1.30 0.00 0.00 0.00 0.08 0.59 0.04 ACC 0.67 0.79 2.32 3.46 3.86 5.16 5.16 5.16 5.16 5.24 5.83 5.87 MAX 0.55 0.08 0.71 0.59 0.20 0.79 0.00 0.00 0.00 0.08 0.59 0.04 NO. 2 2 4 5 3 3 0 0 0 1 1 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.79 1.54 0.71 5.87 22 40 Flood Control District of Maricopa County ALERT System Daily Rainfall at Cave Creek @ Cactus Rd. (gage # 11800) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .39 .87 .04 2 .08 .04 3 .04 .43 .04 4 .12 5 6 7 8 9 .08 10 11 12 .16 13 14 .28 15 1.02 .08 .39 .20 16 .04 .35 .20 17 .04 18 19 20 21 .04 22 .08 .16 23 24 25 26 .12 27 28 .59 29 .04 ---30 ---31 ------------.04 .08 ---------------------------------------------------------------------------------SUM 1.06 0.12 1.34 0.98 0.47 1.50 0.00 0.00 0.00 0.04 0.47 0.04 ACC 1.06 1.18 2.52 3.50 3.98 5.47 5.47 5.47 5.47 5.51 5.98 6.02 MAX 1.02 0.08 0.59 0.39 0.28 0.87 0.00 0.00 0.00 0.04 0.20 0.04 NO. 2 2 5 6 3 5 0 0 0 1 3 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.02 1.50 0.55 6.02 28 41 Flood Control District of Maricopa County ALERT System Daily Rainfall at ACDC @ Cave Creek (gage # 12000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .47 .67 .04 2 .08 3 .12 .47 .04 4 .12 5 6 7 8 9 .04 10 11 12 .20 13 14 .20 15 .98 .12 .35 .12 16 .04 .35 .12 17 18 19 20 21 .04 22 .04 .12 23 24 25 26 .08 .08 27 28 .71 29 .04 ---30 ---31 ------------.12 ---------------------------------------------------------------------------------SUM 1.02 0.16 1.54 1.06 0.31 1.18 0.00 0.00 0.00 0.08 0.35 0.04 ACC 1.02 1.18 2.72 3.78 4.09 5.28 5.28 5.28 5.28 5.35 5.71 5.75 MAX 0.98 0.12 0.71 0.47 0.20 0.67 0.00 0.00 0.00 0.08 0.12 0.04 NO. 2 2 5 5 3 4 0 0 0 1 3 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.98 1.54 0.47 5.75 26 42 Flood Control District of Maricopa County ALERT System Daily Rainfall at Greenway Rd. @ 32nd Ave. (gage # 12500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .35 .91 .04 2 .04 3 .04 .28 4 .20 5 6 7 8 9 .16 10 11 12 .16 .08 13 14 .24 15 1.14 .08 .35 .24 16 .04 .55 17 .04 18 .20 19 20 21 .04 22 .08 .08 23 24 25 26 .08 27 28 .55 29 .04 ---30 ---31 ------------.12 ---------------------------------------------------------------------------------SUM 1.18 0.20 1.22 1.06 0.39 1.38 0.00 0.00 0.00 0.00 0.55 0.12 ACC 1.18 1.38 2.60 3.66 4.06 5.43 5.43 5.43 5.43 5.43 5.98 6.10 MAX 1.14 0.16 0.55 0.55 0.24 0.91 0.00 0.00 0.00 0.00 0.24 0.08 NO. 2 2 5 5 3 4 0 0 0 0 3 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.14 1.38 0.67 6.10 26 43 Flood Control District of Maricopa County ALERT System Daily Rainfall at Phoenix Dam #99 (gage # 12700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .47 .71 2 .08 3 .12 .55 .04 4 .20 5 6 7 8 9 .04 10 11 12 .24 .12 13 14 .24 15 .59 .12 .43 16 .08 .39 17 .04 18 19 20 21 22 .08 .16 23 24 25 26 .12 .20 27 28 .71 29 ---30 ---31 ------------.20 ---------------------------------------------------------------------------------SUM 0.67 0.16 1.69 1.14 0.43 1.30 0.00 0.00 0.00 0.20 0.20 0.12 ACC 0.67 0.83 2.52 3.66 4.09 5.39 5.39 5.39 5.39 5.59 5.79 5.91 MAX 0.59 0.12 0.71 0.47 0.24 0.71 0.00 0.00 0.00 0.20 0.20 0.12 NO. 2 2 4 6 3 3 0 0 0 1 1 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.71 1.69 0.51 5.91 23 44 Flood Control District of Maricopa County ALERT System Daily Rainfall at Phoenix Basin #7 (gage # 13300) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .43 .67 .04 2 .08 3 .04 .43 .04 4 .16 5 6 7 8 9 .08 .08 10 11 12 .16 13 14 .20 15 .71 .08 .35 .12 16 .20 .35 .04 .12 17 18 19 20 21 .04 22 .04 .12 23 24 .04 25 26 .08 .04 27 28 .67 29 ---30 ---31 ------------.16 ---------------------------------------------------------------------------------SUM 0.91 0.12 1.50 0.98 0.31 1.26 0.00 0.00 0.00 0.04 0.39 0.04 ACC 0.91 1.02 2.52 3.50 3.82 5.08 5.08 5.08 5.08 5.12 5.51 5.55 MAX 0.71 0.08 0.67 0.43 0.20 0.67 0.00 0.00 0.00 0.04 0.16 0.04 NO. 2 2 5 5 3 6 0 0 0 1 3 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.71 1.50 0.47 5.55 28 45 Flood Control District of Maricopa County ALERT System Daily Rainfall at Phoenix West Park Dam (gage # 13500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .47 .75 .04 2 .04 3 .12 .43 .08 4 .16 5 6 7 8 9 .04 10 11 12 .16 13 14 .20 15 .75 .08 .31 .12 16 .16 .31 .04 .08 17 18 19 20 21 .04 22 .08 .12 23 24 25 26 .08 27 28 .67 29 ---30 ---31 ------------.12 ---------------------------------------------------------------------------------SUM 0.91 0.16 1.42 0.98 0.35 1.26 0.00 0.00 0.00 0.00 0.31 0.04 ACC 0.91 1.06 2.48 3.46 3.82 5.08 5.08 5.08 5.08 5.08 5.39 5.43 MAX 0.75 0.12 0.67 0.47 0.20 0.75 0.00 0.00 0.00 0.00 0.12 0.04 NO. 2 2 4 5 3 5 0 0 0 0 3 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.75 1.42 0.35 5.43 25 46 Flood Control District of Maricopa County ALERT System Daily Rainfall at Paradise Lane @ 47th Ave. (gage # 13700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .47 .87 .04 2 .04 3 .28 .04 4 .20 5 6 7 8 9 .12 10 11 12 .20 .08 13 14 .43 15 1.50 .12 .39 .28 16 .08 .67 .04 17 .04 .16 18 .08 19 20 21 .04 22 .12 .24 23 24 25 26 .08 27 28 .59 29 .04 ---30 ---31 ------------.39 ---------------------------------------------------------------------------------SUM 1.57 0.12 1.30 1.38 0.63 1.54 0.00 0.16 0.00 0.00 0.79 0.12 ACC 1.57 1.69 2.99 4.37 5.00 6.54 6.54 6.69 6.69 6.69 7.48 7.60 MAX 1.50 0.12 0.59 0.67 0.43 0.87 0.00 0.16 0.00 0.00 0.39 0.08 NO. 2 1 5 6 3 4 0 1 0 0 4 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.50 1.57 0.91 7.60 28 47 Flood Control District of Maricopa County ALERT System Daily Rainfall at ACDC @ 67th Ave. (gage # 13800) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .31 .71 .08 2 .04 3 .28 .04 4 .16 5 6 7 8 9 10 11 12 .20 13 14 .43 15 .24 .12 .39 .08 16 .47 .08 17 .16 18 .20 19 20 21 .04 22 .08 .12 23 24 .04 25 26 .04 27 28 .55 29 .04 ---30 ---31 ------------.20 ---------------------------------------------------------------------------------SUM 0.24 0.00 1.22 1.14 0.55 1.30 0.00 0.20 0.00 0.00 0.35 0.08 ACC 0.24 0.24 1.46 2.60 3.15 4.45 4.45 4.65 4.65 4.65 5.00 5.08 MAX 0.24 0.00 0.55 0.47 0.43 0.71 0.00 0.20 0.00 0.00 0.20 0.08 NO. 1 0 5 6 3 5 0 1 0 0 3 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Estimated Annual Rainfall: Number of Days with Rain: 0.71 1.30 0.43 5.08 25 Gage 13800 down from 12/03 12:00 (6) through 12/05 12:00 (?) due to tipping bucket failure; estimated 11mm for the event of 12/3-4. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 48 Flood Control District of Maricopa County ALERT System Daily Rainfall at Deer Valley Airport (gage # 14200) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.34 .79 .08 2 .08 3 .08 .39 .04 4 .28 5 6 7 8 .08 .08 9 .20 10 11 12 .16 .04 13 14 .43 15 .59 .16 .35 16 .43 .67 .08 17 .04 18 19 20 21 .08 22 .16 .16 23 24 25 26 .12 27 28 .55 29 .12 ---30 ---31 ------------.08 ---------------------------------------------------------------------------------SUM 1.10 0.28 1.50 2.28 0.71 1.38 0.00 0.04 0.00 0.00 0.24 0.12 ACC 1.10 1.38 2.87 5.16 5.87 7.24 7.24 7.28 7.28 7.28 7.52 7.64 MAX 0.59 0.20 0.55 1.34 0.43 0.79 0.00 0.04 0.00 0.00 0.08 0.08 NO. 3 2 5 5 3 4 0 1 0 0 3 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.34 2.28 0.35 7.64 28 49 Flood Control District of Maricopa County ALERT System Daily Rainfall at El Mirage Drain (gage # 14500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .24 .55 .12 2 .08 3 .04 .24 .04 4 .08 5 6 7 8 9 .16 10 11 12 .28 13 14 .35 15 1.69 .12 .28 16 .04 .51 17 .08 18 19 20 21 .12 .16 22 .04 .35 23 24 25 26 .08 27 28 .51 29 ---30 .04 ---31 ------------.04 ---------------------------------------------------------------------------------SUM 1.73 0.20 1.14 1.06 0.47 1.30 0.00 0.00 0.00 0.00 0.20 0.12 ACC 1.73 1.93 3.07 4.13 4.61 5.91 5.91 5.91 5.91 5.91 6.10 6.22 MAX 1.69 0.16 0.51 0.51 0.35 0.55 0.00 0.00 0.00 0.00 0.16 0.12 NO. 2 2 5 6 3 4 0 0 0 0 2 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.69 1.73 0.31 6.22 25 50 Flood Control District of Maricopa County ALERT System Daily Rainfall at Agua Fria R. @ Grand Ave. (gage # 14700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .31 .71 .08 2 .04 3 .16 .04 4 .16 5 .08 6 .04 7 8 9 .20 10 11 12 .20 .04 13 14 .47 15 .39 .12 .31 16 .39 .55 17 .16 .12 .04 18 .12 19 .04 20 21 .08 .16 22 .08 .59 23 24 25 26 .08 27 28 .31 29 .16 ---30 .04 ---31 ------------.08 ---------------------------------------------------------------------------------SUM 1.14 0.20 1.10 1.18 0.63 1.69 0.00 0.00 0.00 0.00 0.28 0.12 ACC 1.14 1.34 2.44 3.62 4.25 5.94 5.94 5.94 5.94 5.94 6.22 6.34 MAX 0.39 0.20 0.31 0.55 0.47 0.71 0.00 0.00 0.00 0.00 0.16 0.08 NO. 6 1 7 6 3 4 0 0 0 0 3 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.71 1.69 0.39 6.34 32 51 Flood Control District of Maricopa County ALERT System Daily Rainfall at Lake Pleasant (gage # 15000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .35 .71 .12 2 .08 3 .94 .35 .39 .08 4 .35 5 6 7 8 .04 9 .08 10 11 12 .20 .35 13 .04 14 .39 15 1.73 .12 .63 16 1.10 .04 17 .04 .04 18 19 20 21 .24 22 .04 .59 23 24 25 26 .08 .04 27 28 .59 29 .16 ---30 ---31 ------------.08 ---------------------------------------------------------------------------------SUM 2.72 0.43 1.69 1.73 0.51 2.17 0.00 0.00 0.00 0.08 0.20 0.47 ACC 2.72 3.15 4.84 6.57 7.09 9.25 9.25 9.25 9.25 9.33 9.53 10.00 MAX 1.73 0.35 0.59 1.10 0.39 0.71 0.00 0.00 0.00 0.04 0.08 0.35 NO. 3 2 5 5 3 4 0 0 0 2 4 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.73 2.72 0.75 10.00 30 52 Flood Control District of Maricopa County ALERT System Daily Rainfall at Lake Pleasant North (gage # 15300) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .31 .79 .16 2 .08 3 .20 .04 .35 .04 4 .43 5 6 7 8 .04 9 .12 10 11 12 .16 .43 13 14 .55 15 1.46 .16 .71 .12 16 .04 .87 .16 .04 17 18 .12 19 20 21 .67 22 .08 .51 23 24 25 26 .12 27 28 .59 .04 29 .08 ---30 ---31 ------------.28 ---------------------------------------------------------------------------------SUM 1.73 0.16 1.61 1.46 0.75 2.83 0.00 0.00 0.00 0.04 0.55 0.59 ACC 1.73 1.89 3.50 4.96 5.71 8.54 8.54 8.54 8.54 8.58 9.13 9.72 MAX 1.46 0.12 0.59 0.87 0.55 0.79 0.00 0.00 0.00 0.04 0.28 0.43 NO. 4 2 5 5 3 5 0 0 0 1 4 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.46 2.83 1.18 9.72 31 53 Flood Control District of Maricopa County ALERT System Daily Rainfall at Garfias Mountain Ranch (gage # 15500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .67 .94 .20 2 .28 .16 3 .08 .47 .08 4 .24 5 ---6 ---7 ---8 ---9 .35 ---10 ---11 .47 ---12 .31 ---13 .08 ---14 .67 ---15 1.22 .31 1.46 ---16 1.54 ---17 .35 .04 ---18 19 ---.43 20 ---21 ---1.14 22 .16 .55 23 24 25 26 .20 27 28 .71 29 ---30 .08 ---31 ------------.28 ---------------------------------------------------------------------------------SUM 1.30 0.35 1.73 3.31 1.02 4.72 0.00 0.47 0.00 0.00 0.35 0.20 ACC 1.30 1.65 3.39 6.69 7.72 12.44 12.44 12.91 12.91 12.91 13.27 13.46 MAX 1.22 0.35 0.71 1.54 0.67 1.46 0.00 0.43 0.00 0.00 0.28 0.20 NO. 2 1 4 7 3 6 0 2 0 0 2 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 1.54 4.72 0.55 13.46 28 Gage 15500 down from 1/18 06:00 (168) through 1/22 06:00 (168) for unknown reason; no rain fell. Gage 15500 down from 9/04 18:00 (342) through 9/18 11:00 (342) due to programming error; assume no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 54 Flood Control District of Maricopa County ALERT System Daily Rainfall at Columbia Hill (gage # 15800) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .67 .98 .20 2 .31 .28 3 .43 .43 .04 4 .24 5 .04 .04 6 7 8 9 .39 10 11 .31 12 .31 .16 13 .04 .08 14 .67 ---15 1.14 .24 1.42 ---16 1.85 .12 .08 17 .67 18 .04 .04 19 .08 20 21 .04 1.26 22 .12 .59 23 .04 24 .04 25 26 .16 27 28 .67 29 ---30 .04 ---.04 31 ------------.59 ---------------------------------------------------------------------------------SUM 1.61 0.39 1.65 3.90 1.06 5.00 0.00 0.20 0.00 0.00 0.71 0.35 ACC 1.61 2.01 3.66 7.56 8.62 13.62 13.62 13.82 13.82 13.82 14.53 14.88 MAX 1.14 0.39 0.67 1.85 0.67 1.42 0.00 0.08 0.00 0.00 0.59 0.20 NO. 3 1 4 9 6 8 0 3 0 0 3 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Estimated Annual Rainfall: Number of Days with Rain: 1.85 5.00 1.06 14.88 39 Gage 15800 down from 1/14 12:00 (126) through 1/17 12:00 (?) due to plugged funnel; estimated 64mm for the events of 1/1417. Gage 15800 down from 9/13 18:00 (378) through 9/16 12:00 (378) due to repeater failure; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 55 Flood Control District of Maricopa County ALERT System Daily Rainfall at Horsethief Basin (gage # 16000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .94 ---.20 2 .08 .39 ---3 .28 .47 .31 ---4 .24 .39 .35 .16 ---5 .12 .04 ---6 .12 ---7 .04 ---8 ---9 .67 ---10 ---11 .28 ---12 .04 ---1.18 13 .04 ---14 .04 ---15 1.18 .12 .24 .04 1.26 ---.08 16 .04 .55 .04 ---- ---.20 17 .71 ---- ---.08 .08 18 .16 ---- ---.12 .47 19 .16 ---.31 20 .04 ---21 .16 .04 ---.12 22 .04 ---.04 23 ---24 .12 .31 ---25 .04 ---26 .16 ---27 .12 .08 ---28 .43 .04 ---29 .12 ---- ---30 .04 .04 ---- ---31 ---.04 .16 ---- ---- ------.16 ---------------------------------------------------------------------------------SUM 1.61 0.98 1.73 3.94 0.71 2.48 0.00 0.43 0.00 0.12 1.10 1.38 ACC 1.61 2.60 4.33 8.27 8.98 11.46 11.46 11.89 11.89 12.01 13.11 14.49 MAX 1.18 0.67 0.47 0.94 0.31 1.26 0.00 0.31 0.00 0.08 0.47 1.18 NO. 4 3 10 16 7 7 0 2 0 2 6 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Partial Annual Rainfall: Number of Days with Rain: 1.26 3.94 2.60 14.49 59 Gage 16000 down from 3/15 12:53 (291) through 4/10 13:01 (291) due to broken antenna mast; events missed and no estimates possible; monthly and annual totals are inaccurate. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 56 Flood Control District of Maricopa County ALERT System Daily Rainfall at Sunset Point (gage # 16500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.14 1.06 .16 2 .39 .28 3 .12 .04 .39 .04 4 .24 5 6 7 8 9 .28 10 11 .04 12 .39 1.38 13 14 1.06 ---15 .47 .39 .59 ---16 .20 1.30 .04 .04 17 .39 .04 .08 18 .39 19 .04 20 .04 21 .04 1.69 .08 22 .39 1.02 23 .04 24 .04 25 26 .43 .04 27 28 .51 29 .04 ---30 .04 .16 ---31 ------------.08 ---------------------------------------------------------------------------------SUM 0.79 0.31 1.61 3.86 1.97 4.72 0.00 0.12 0.00 0.04 0.67 1.54 ACC 0.79 1.10 2.72 6.57 8.54 13.27 13.27 13.39 13.39 13.43 14.09 15.63 MAX 0.47 0.28 0.51 1.30 1.06 1.69 0.00 0.04 0.00 0.04 0.39 1.38 NO. 3 2 6 8 5 7 0 3 0 1 5 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 1.69 4.72 2.24 15.63 42 Gage 16500 down from 9/13 18:00 (401) through 9/16 12:00 (401) due to repeater failure; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 57 Flood Control District of Maricopa County ALERT System Daily Rainfall at Horseshoe Ranch (gage # 16700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .83 .83 .12 2 .04 .39 .55 3 .16 .04 .28 4 .12 5 6 7 8 9 .20 10 11 12 .39 .71 .94 13 .04 .04 14 .28 ---15 .35 .43 .04 .63 .04 ---16 .20 .79 .16 .28 17 .47 .12 .39 18 .08 19 .04 20 .04 .04 21 .08 1.57 .04 22 .04 .39 .79 23 .04 24 .04 25 .04 26 .51 .08 27 .12 28 .79 29 .04 ---30 .04 ---.08 31 ------------.12 ---------------------------------------------------------------------------------SUM 0.79 0.28 1.61 2.99 1.34 4.65 0.00 0.20 0.00 0.08 1.81 1.10 ACC 0.79 1.06 2.68 5.67 7.01 11.65 11.65 11.85 11.85 11.93 13.74 14.84 MAX 0.35 0.20 0.79 0.83 0.51 1.57 0.00 0.12 0.00 0.08 0.71 0.94 NO. 5 3 5 7 6 8 0 3 0 1 9 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 1.57 4.65 2.99 14.84 50 Gage 16700 down from 9/13 18:00 (377) through 9/16 12:00 (377) due to repeater failure; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 58 Flood Control District of Maricopa County ALERT System Daily Rainfall at Horner Mountain Ranch (gage # 17000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .91 .35 .04 2 .35 .43 3 .24 .08 .24 .08 .04 4 .08 5 6 .04 7 .04 .04 8 .43 9 .31 10 11 12 .31 .28 .24 13 .16 .08 .04 14 .20 ---15 .39 .35 .08 .59 .12 ---16 .04 .71 .04 .20 .24 17 .16 .12 .24 18 .08 .31 19 .08 20 .04 21 .04 1.10 .16 22 .20 .47 23 .04 .28 .04 24 .04 .12 25 26 .28 27 28 1.06 29 ---30 .04 ---.08 31 ------------.55 ---------------------------------------------------------------------------------SUM 0.71 0.39 1.93 2.72 0.87 3.11 0.04 0.43 0.00 0.94 1.85 0.28 ACC 0.71 1.10 3.03 5.75 6.61 9.72 9.76 10.20 10.20 11.14 12.99 13.27 MAX 0.39 0.31 1.06 0.91 0.28 1.10 0.04 0.20 0.00 0.55 0.43 0.24 NO. 4 2 7 9 6 8 1 4 0 3 9 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 1.10 3.11 3.07 13.27 55 Gage 17000 down from 9/13 18:00 (337) through 9/16 12:00 (337) due to repeater failure; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 59 Flood Control District of Maricopa County ALERT System Daily Rainfall at Arizona Hunt Club (gage # 17300) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .31 .31 .08 2 .20 .51 3 .12 .08 .12 4 .04 .12 .08 5 .04 6 .04 7 .04 .04 8 9 .04 10 .04 11 12 .20 .04 .04 13 .24 .04 14 .04 .12 ---15 .16 .12 .04 .16 .04 ---16 .12 .12 .16 .35 17 .12 .04 .12 18 .08 .04 .04 19 .91 .16 .04 20 .12 21 .31 22 .24 .98 .04 23 .16 .04 24 .04 25 26 .39 .04 27 28 .63 29 ---30 .12 ---.04 31 ---------------------------------------------------------------------------------------------SUM 0.43 0.04 1.34 2.32 0.87 2.64 0.00 0.28 0.00 0.16 0.67 0.12 ACC 0.43 0.47 1.81 4.13 5.00 7.64 7.64 7.91 7.91 8.07 8.74 8.86 MAX 0.16 0.04 0.63 0.91 0.39 0.98 0.00 0.16 0.00 0.04 0.35 0.08 NO. 4 1 7 14 6 8 0 2 0 4 7 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 0.98 2.64 0.94 8.86 55 Gage 17300 down from 9/13 18:00 (225) through 9/16 12:00 (225) due to repeater failure; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 60 Flood Control District of Maricopa County ALERT System Daily Rainfall at I-17 @ SR 169 (gage # 17500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .87 .08 .04 2 .08 .51 3 .51 .12 .12 4 .12 5 6 7 8 9 .12 .04 10 11 12 .35 .39 .24 13 .28 .04 .04 14 .16 ---15 .31 .55 .20 .04 .04 ---16 .12 .71 .08 17 .75 .04 .08 18 .04 .75 19 .47 20 .04 21 .04 .98 .12 22 .20 .24 .08 23 .04 .08 .16 24 .04 .12 25 26 .28 .08 27 28 .71 29 .04 ---30 .04 .12 ---.08 31 ---------------------------------------------------------------------------------------------SUM 0.98 0.12 1.65 3.31 0.71 2.09 0.00 0.59 0.00 0.20 1.81 0.28 ACC 0.98 1.10 2.76 6.06 6.77 8.86 8.86 9.45 9.45 9.65 11.46 11.73 MAX 0.51 0.12 0.71 0.87 0.28 0.98 0.00 0.47 0.00 0.12 0.75 0.24 NO. 4 1 7 9 5 6 0 4 0 2 11 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 0.98 3.31 2.28 11.73 51 Gage 17500 down from 9/13 18:00 (298) through 9/16 12:00 (298) due to repeater failure; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 61 Flood Control District of Maricopa County ALERT System Daily Rainfall at Dewey (gage # 17800) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .79 .28 .43 .08 2 .16 .55 3 .35 .04 .08 4 .08 5 6 7 8 9 .04 10 .04 11 .12 12 .16 .31 13 .12 .20 .20 14 .24 .24 ---15 .39 .67 .47 ---16 .16 .83 .75 17 .31 .04 .04 .28 18 .04 .08 .35 19 .67 20 .04 .04 21 .08 1.06 .04 22 .08 .31 .08 .04 23 .04 .04 .08 24 25 .04 26 .24 27 28 .51 29 .04 ---30 .04 .08 ---.04 31 ------------.08 .08 ---------------------------------------------------------------------------------SUM 0.94 0.04 0.98 3.27 0.67 2.76 0.00 0.79 0.00 0.31 2.28 0.59 ACC 0.94 0.98 1.97 5.24 5.91 8.66 8.66 9.45 9.45 9.76 12.05 12.64 MAX 0.39 0.04 0.51 0.83 0.24 1.06 0.00 0.67 0.00 0.12 0.75 0.31 NO. 4 1 7 11 5 7 0 3 0 4 10 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 1.06 3.27 3.19 12.64 55 Gage 17800 down from 9/13 18:00 (317) through 9/16 18:00 (321) due to repeater failure; assigned 4mm to 9/13. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 62 Flood Control District of Maricopa County ALERT System Daily Rainfall at I-10 @ 355th Ave. (gage # 18200) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .16 .43 .04 2 .04 3 .04 .28 4 .04 5 6 7 8 9 .04 10 11 12 .16 13 .04 14 .04 15 2.36 .12 .28 16 .79 17 .08 18 19 .08 20 21 .04 .08 22 .04 .16 23 24 25 26 .04 27 28 .51 29 ---30 .04 ---31 ---.20 ------------------------------------------------------------------------------------------SUM 2.36 0.08 0.98 1.42 0.12 0.91 0.00 0.08 0.00 0.00 0.12 0.04 ACC 2.36 2.44 3.43 4.84 4.96 5.87 5.87 5.94 5.94 5.94 6.06 6.10 MAX 2.36 0.04 0.51 0.79 0.04 0.43 0.00 0.08 0.00 0.00 0.08 0.04 NO. 1 2 4 7 3 4 0 1 0 0 2 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 2.36 2.36 0.16 6.10 25 63 Flood Control District of Maricopa County ALERT System Daily Rainfall at Buckeye Rd. @ SR 85 (gage # 18500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .28 .35 .04 2 .04 .04 3 .16 4 .08 5 .04 6 7 8 .31 9 .12 10 11 12 .16 13 .04 14 .28 15 2.01 .04 .31 16 .12 .31 17 18 19 .16 20 21 .20 22 .63 23 24 25 26 .20 27 28 .67 29 .04 ---30 .12 ---.04 31 ---.20 ------------------------------------------------------------------------------------------SUM 2.48 0.12 1.22 0.87 0.51 1.34 0.00 0.16 0.00 0.04 0.20 0.04 ACC 2.48 2.60 3.82 4.69 5.20 6.54 6.54 6.69 6.69 6.73 6.93 6.97 MAX 2.01 0.12 0.67 0.31 0.28 0.63 0.00 0.16 0.00 0.04 0.20 0.04 NO. 4 1 6 5 3 4 0 1 0 1 1 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 2.01 2.48 0.28 6.97 27 64 Flood Control District of Maricopa County ALERT System Daily Rainfall at Desert Mountain School (gage # 18700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .63 1.06 .08 2 .04 .08 3 .28 .08 4 .24 5 6 7 8 9 .24 10 11 12 .35 .04 13 .04 14 .39 15 .59 .12 .47 16 .20 .51 .04 .75 17 .28 18 19 20 21 .35 22 .08 .35 23 24 25 26 .16 27 28 .51 29 .04 ---30 .04 ---.08 31 ------------.63 ---------------------------------------------------------------------------------SUM 0.79 0.24 1.46 1.65 0.63 2.36 0.00 0.00 0.00 0.08 1.38 0.16 ACC 0.79 1.02 2.48 4.13 4.76 7.13 7.13 7.13 7.13 7.20 8.58 8.74 MAX 0.59 0.24 0.51 0.63 0.39 1.06 0.00 0.00 0.00 0.08 0.75 0.08 NO. 2 1 6 6 3 6 0 0 0 1 2 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.06 2.36 1.61 8.74 30 65 Flood Control District of Maricopa County ALERT System Daily Rainfall at Cave Creek (gage # 19000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.10 1.18 .08 2 .16 .08 3 .08 .04 .31 .04 4 .24 5 6 .04 7 8 9 .24 10 11 .12 12 .43 .20 13 .04 .04 14 .71 15 .31 .20 .59 16 .79 .87 .16 17 .12 18 19 20 21 .51 .20 22 .08 .39 23 24 25 .04 26 .28 27 .12 28 .59 .04 29 .04 ---30 .04 ---31 ------------1.46 ---------------------------------------------------------------------------------SUM 1.22 0.28 1.65 2.52 1.10 2.87 0.00 0.00 0.00 0.00 1.97 0.31 ACC 1.22 1.50 3.15 5.67 6.77 9.65 9.65 9.65 9.65 9.65 11.61 11.93 MAX 0.79 0.24 0.59 1.10 0.71 1.18 0.00 0.00 0.00 0.00 1.46 0.20 NO. 4 2 6 7 4 6 0 0 0 0 5 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.46 2.87 2.28 11.93 37 66 Flood Control District of Maricopa County ALERT System Daily Rainfall at Desert Hills Wash (gage # 19300) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .83 1.06 .08 2 .08 .12 3 .04 .28 .04 4 .24 5 6 7 8 9 .28 10 11 12 .39 .16 13 .04 .08 14 .39 15 .28 .28 .55 16 .12 .71 .04 .31 17 .20 18 19 20 21 .43 .04 22 .12 .43 23 24 25 26 .24 27 28 .55 29 .04 ---30 .04 ---.20 31 ------------2.76 ---------------------------------------------------------------------------------SUM 0.43 0.28 1.54 2.13 0.79 2.64 0.00 0.00 0.00 0.20 3.11 0.31 ACC 0.43 0.71 2.24 4.37 5.16 7.80 7.80 7.80 7.80 7.99 11.10 11.42 MAX 0.28 0.28 0.55 0.83 0.39 1.06 0.00 0.00 0.00 0.20 2.76 0.16 NO. 3 1 6 6 4 6 0 0 0 1 3 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 2.76 3.11 3.62 11.42 33 67 Flood Control District of Maricopa County ALERT System Daily Rainfall at Cave Buttes Dam (gage # 19500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .55 .71 .08 2 .04 3 .04 .04 .39 4 .35 5 6 7 8 9 .16 10 11 12 .24 .04 13 .04 14 .35 15 .47 .12 .31 16 .16 1.02 .04 17 .04 18 19 20 21 .08 22 .08 .16 23 24 25 26 .12 27 28 .55 29 .04 ---30 ---31 ------------.20 ---------------------------------------------------------------------------------SUM 0.67 0.20 1.61 1.77 0.55 1.26 0.00 0.00 0.00 0.00 0.24 0.12 ACC 0.67 0.87 2.48 4.25 4.80 6.06 6.06 6.06 6.06 6.06 6.30 6.42 MAX 0.47 0.16 0.55 1.02 0.35 0.71 0.00 0.00 0.00 0.00 0.20 0.08 NO. 3 2 6 5 3 4 0 0 0 0 2 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.02 1.77 0.35 6.42 27 68 Flood Control District of Maricopa County ALERT System Daily Rainfall at Stagecoach Wash (gage # 20000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .98 1.10 .08 2 .08 .20 3 .12 .39 .04 4 .24 5 6 7 8 .24 9 .16 10 11 .04 12 .35 .39 13 .08 .12 14 .59 15 .75 .20 .67 16 .43 .63 17 .08 18 .04 19 20 21 .35 .47 22 .31 .67 23 24 .04 25 26 .31 27 28 .55 29 .04 ---30 .04 ---31 ------------1.22 ---------------------------------------------------------------------------------SUM 1.42 0.28 1.69 1.93 1.34 3.07 0.00 0.08 0.00 0.00 1.73 0.47 ACC 1.42 1.69 3.39 5.31 6.65 9.72 9.72 9.80 9.80 9.80 11.54 12.01 MAX 0.75 0.16 0.55 0.98 0.59 1.10 0.00 0.08 0.00 0.00 1.22 0.39 NO. 3 2 7 5 4 7 0 1 0 0 3 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.22 3.07 2.20 12.01 34 69 Flood Control District of Maricopa County ALERT System Daily Rainfall at Cave Creek Landfill (gage # 20200) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .71 .94 .08 2 .04 .04 3 .24 4 .20 5 6 7 8 .04 9 .16 10 11 12 .28 .28 13 .08 .04 14 .55 15 .20 .16 .51 16 .12 .98 .04 .04 17 .08 18 19 20 21 .24 .04 22 .12 .28 23 24 25 26 .16 27 28 .47 29 ---30 .04 ---31 ------------.91 ---------------------------------------------------------------------------------SUM 0.35 0.16 1.22 1.97 0.91 2.05 0.00 0.00 0.00 0.00 0.98 0.39 ACC 0.35 0.51 1.73 3.70 4.61 6.65 6.65 6.65 6.65 6.65 7.64 8.03 MAX 0.20 0.16 0.47 0.98 0.55 0.94 0.00 0.00 0.00 0.00 0.91 0.28 NO. 3 1 5 5 4 6 0 0 0 0 3 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Estimated Annual Rainfall: Number of Days with Rain: 0.98 2.05 1.38 8.03 30 Gage 20200 down from 1/02 12:00 (44) through 1/05 12:00 (?) due to plugged funnel; estimated 19mm for the event of 1/01. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 70 Flood Control District of Maricopa County ALERT System Daily Rainfall at Galloway Wash @ Galloway Rd. (gage # 20600) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .91 .94 .08 2 .12 .12 3 .31 .04 4 .20 .04 5 6 7 8 9 .31 10 11 .20 12 .31 .35 13 .04 14 .04 .63 15 .71 .16 .59 16 .12 .94 .04 .12 17 .04 18 19 20 21 .39 .51 22 .16 .51 23 24 25 26 .31 27 28 .51 29 .04 ---30 .04 ---.08 31 ------------1.65 ---------------------------------------------------------------------------------SUM 0.83 0.31 1.46 2.24 1.14 2.80 0.00 0.00 0.00 0.08 2.28 0.43 ACC 0.83 1.14 2.60 4.84 5.98 8.78 8.78 8.78 8.78 8.86 11.14 11.57 MAX 0.71 0.31 0.51 0.94 0.63 0.94 0.00 0.00 0.00 0.08 1.65 0.35 NO. 2 1 7 7 4 7 0 0 0 1 3 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.65 2.80 2.80 11.57 34 71 Flood Control District of Maricopa County ALERT System Daily Rainfall at Cave Cr. @ Spur Cross Rd. (gage # 20700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .94 1.22 .08 2 .16 .24 3 .04 .04 .28 .08 4 .28 5 6 .04 7 8 9 .28 10 11 .39 12 .43 .04 .16 .43 13 .04 .04 14 .51 15 .47 .20 .63 16 .12 .87 17 .24 18 19 20 21 .71 .28 22 .20 .67 23 24 25 26 .39 27 .16 28 .47 .12 29 .04 ---30 .04 ---31 ------------.59 ---------------------------------------------------------------------------------SUM 0.67 0.31 1.57 2.48 1.14 3.90 0.00 0.00 0.00 0.00 1.30 0.51 ACC 0.67 0.98 2.56 5.04 6.18 10.08 10.08 10.08 10.08 10.08 11.38 11.89 MAX 0.47 0.28 0.47 0.94 0.51 1.22 0.00 0.00 0.00 0.00 0.59 0.43 NO. 4 2 7 6 4 7 0 0 0 0 5 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.22 3.90 1.81 11.89 37 72 Flood Control District of Maricopa County ALERT System Daily Rainfall at Carefree Ranch (gage # 21000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.10 .75 .08 2 .16 .47 3 .12 .04 .39 .08 4 .24 5 6 7 8 9 .24 10 11 .43 12 .35 .04 1.06 13 .08 .20 14 .67 15 .47 .24 .04 .67 16 .16 .91 .04 17 .04 .28 18 .28 19 20 21 .51 .35 22 .28 .83 23 24 25 26 .43 27 28 .55 .04 29 .04 ---30 ---31 ------------.98 ---------------------------------------------------------------------------------SUM 0.75 0.28 1.65 2.52 1.61 3.66 0.00 0.28 0.00 0.00 1.73 1.14 ACC 0.75 1.02 2.68 5.20 6.81 10.47 10.47 10.75 10.75 10.75 12.48 13.62 MAX 0.47 0.24 0.55 1.10 0.67 0.83 0.00 0.28 0.00 0.00 0.98 1.06 NO. 3 2 6 6 5 6 0 1 0 0 6 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.10 3.66 2.87 13.62 37 73 Flood Control District of Maricopa County ALERT System Daily Rainfall at Seven Springs (gage # 21500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.65 .67 .04 2 .04 .43 .43 3 .12 .31 .51 .12 4 .47 5 6 7 .04 8 .04 9 .39 10 11 .04 .08 12 .39 1.46 13 .12 .20 14 .04 .94 15 .51 .43 .12 1.54 .12 16 .12 1.18 .04 .08 .43 17 .51 .08 .08 18 .04 19 20 .04 21 1.97 .12 22 .75 .94 .04 .12 23 .12 .04 24 25 26 .28 .12 .31 27 .16 28 .67 29 .08 ---30 .04 ---31 ---------------------------------------------------------------------------------------------SUM 0.91 0.75 2.24 4.45 2.20 5.67 0.00 0.20 0.00 0.16 1.34 1.69 ACC 0.91 1.65 3.90 8.35 10.55 16.22 16.22 16.42 16.42 16.57 17.91 19.61 MAX 0.51 0.39 0.67 1.65 0.94 1.97 0.00 0.08 0.00 0.12 0.43 1.46 NO. 5 3 8 9 5 7 0 3 0 2 7 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.97 5.67 3.19 19.61 52 74 Flood Control District of Maricopa County ALERT System Daily Rainfall at Seven Springs Wash (gage # 21800) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 2.40 .83 .08 2 .63 3 .20 .35 .31 4 .35 5 6 .04 7 8 9 .35 10 11 .04 .24 12 .39 1.42 13 .04 .08 .20 14 .08 .63 15 .47 .39 1.02 .04 16 .12 1.10 .04 17 .24 18 .04 .04 19 20 .04 .04 21 .04 1.14 .24 22 .04 .63 .83 23 .04 24 .04 25 26 .55 .04 27 28 .59 .31 29 .04 ---30 .08 ---.08 31 ------------.12 ---------------------------------------------------------------------------------SUM 0.83 0.71 1.89 4.25 1.97 4.76 0.00 0.04 0.00 0.08 0.83 1.69 ACC 0.83 1.54 3.43 7.68 9.65 14.41 14.41 14.45 14.45 14.53 15.35 17.05 MAX 0.47 0.35 0.59 2.40 0.63 1.14 0.00 0.04 0.00 0.08 0.31 1.42 NO. 4 2 8 7 6 8 0 1 0 1 7 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 2.40 4.76 2.60 17.05 47 75 Flood Control District of Maricopa County ALERT System Daily Rainfall at New River Mesa (gage # 22000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.54 .75 .08 2 .04 .35 .51 3 .12 .31 .35 .12 4 .35 5 6 7 8 9 .43 10 .04 11 .04 .39 12 .47 .08 1.46 13 .04 .12 14 .16 .83 15 .31 .28 .20 1.10 .79 16 .04 1.06 .04 .31 .28 17 .79 .20 .08 18 .04 19 20 .04 .04 21 1.73 .28 22 .59 1.14 23 .04 .04 24 25 26 .35 27 28 .67 .55 29 .08 ---30 .04 ---.04 31 ------------.08 ---------------------------------------------------------------------------------SUM 0.51 0.79 2.09 4.29 2.01 5.75 0.00 0.55 0.00 0.00 2.17 1.65 ACC 0.51 1.30 3.39 7.68 9.69 15.43 15.43 15.98 15.98 15.98 18.15 19.80 MAX 0.31 0.43 0.67 1.54 0.83 1.73 0.00 0.31 0.00 0.00 0.79 1.46 NO. 4 3 6 10 5 9 0 3 0 0 8 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.73 5.75 3.82 19.80 51 76 Flood Control District of Maricopa County ALERT System Daily Rainfall at Centennial Trib. @ Dobbins Rd. (gage # 22800) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .28 .43 .24 2 .04 .04 3 .08 .28 4 .04 5 6 7 8 9 .04 10 11 12 .12 13 14 .08 15 1.61 .12 .31 16 .59 17 18 .04 19 .20 20 21 .04 22 .04 .20 .16 23 24 25 26 .08 27 28 .43 29 ---30 ---31 ---.04 .35 ---------.55 ---------------------------------------------------------------------------------SUM 1.61 0.12 0.91 1.38 0.20 0.98 0.00 0.20 0.00 0.00 0.75 0.28 ACC 1.61 1.73 2.64 4.02 4.21 5.20 5.20 5.39 5.39 5.39 6.14 6.42 MAX 1.61 0.08 0.43 0.59 0.08 0.43 0.00 0.20 0.00 0.00 0.55 0.24 NO. 1 2 5 5 3 4 0 1 0 0 3 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.61 1.61 1.02 6.42 26 77 Flood Control District of Maricopa County ALERT System Daily Rainfall at Sugarloaf Mountain (gage # 23000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .75 .43 .87 2 .08 .04 3 .24 4 .04 5 6 7 8 9 10 11 12 .08 .08 13 .04 14 .24 15 1.06 .04 .43 16 .04 .63 17 18 .04 19 .12 20 21 .28 .04 22 .04 .08 23 24 25 .08 26 .04 27 28 .59 29 ---30 ---.04 31 ---.16 ---------.63 ---------------------------------------------------------------------------------SUM 1.10 0.00 0.94 1.89 0.16 1.22 0.00 0.12 0.00 0.04 0.75 0.98 ACC 1.10 1.10 2.05 3.94 4.09 5.31 5.31 5.43 5.43 5.47 6.22 7.20 MAX 1.06 0.00 0.59 0.75 0.08 0.43 0.00 0.12 0.00 0.04 0.63 0.87 NO. 2 0 4 6 3 4 0 1 0 1 4 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.06 1.89 1.77 7.20 28 78 Flood Control District of Maricopa County ALERT System Daily Rainfall at G & F Woolsey Peak (gage # 23200) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .59 .31 .28 2 3 .20 4 .04 5 6 7 8 9 .04 10 11 12 .12 13 .04 14 .04 .04 15 .43 .55 16 .04 .39 17 18 .08 19 .39 20 21 .04 .04 22 .12 .47 .08 23 24 25 26 .12 27 28 .51 29 .08 ---30 .04 ---.04 31 ---.47 ---------.04 .16 ---------------------------------------------------------------------------------SUM 0.47 0.04 0.98 1.46 0.35 1.34 0.00 0.00 0.00 0.08 0.79 0.28 ACC 0.47 0.51 1.50 2.95 3.31 4.65 4.65 4.65 4.65 4.72 5.51 5.79 MAX 0.43 0.04 0.51 0.59 0.12 0.55 0.00 0.00 0.00 0.04 0.39 0.28 NO. 2 1 6 3 5 3 0 0 0 2 6 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.59 1.46 1.14 5.79 29 79 Flood Control District of Maricopa County ALERT System Daily Rainfall at Eagle Eye Rd. @ CAP (gage # 23500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .28 .55 .71 2 .04 .04 1.57 3 .04 .16 4 5 6 7 8 9 10 11 12 .08 13 14 .12 15 1.14 .08 .39 16 .51 17 .08 18 19 .08 .08 20 .12 21 .04 .08 22 .08 23 .04 24 .04 25 .12 26 27 28 .39 29 ---30 ---.12 31 ---.12 ---------.20 ---------------------------------------------------------------------------------SUM 1.14 0.04 0.63 1.14 0.20 1.02 0.00 0.08 0.00 0.12 0.63 2.28 ACC 1.14 1.18 1.81 2.95 3.15 4.17 4.17 4.25 4.25 4.37 5.00 7.28 MAX 1.14 0.04 0.39 0.51 0.12 0.55 0.00 0.08 0.00 0.12 0.20 1.57 NO. 1 1 3 6 3 4 0 1 0 1 6 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.57 2.28 3.03 7.28 28 80 Flood Control District of Maricopa County ALERT System Daily Rainfall at Cruff Wash (gage # 23700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .31 .43 .24 2 .04 3 .20 4 .04 5 6 7 8 9 10 11 12 .20 13 .08 14 .04 15 1.30 .39 16 .31 17 18 19 .08 20 21 22 .04 .35 .04 23 24 25 26 .08 27 28 .43 29 .04 ---30 ---31 ---.39 ---------.39 ---------------------------------------------------------------------------------SUM 1.30 0.00 0.91 1.06 0.24 1.18 0.00 0.00 0.00 0.00 0.51 0.24 ACC 1.30 1.30 2.20 3.27 3.50 4.69 4.69 4.69 4.69 4.69 5.20 5.43 MAX 1.30 0.00 0.43 0.39 0.08 0.43 0.00 0.00 0.00 0.00 0.39 0.24 NO. 1 0 5 4 4 3 0 0 0 0 3 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.30 1.30 0.75 5.43 21 81 Flood Control District of Maricopa County ALERT System Daily Rainfall at Buckeye Rd. @ 547th Ave. (gage # 24000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .16 .43 .24 2 3 .35 .04 4 .04 5 6 7 8 9 10 11 12 13 .12 14 .08 .04 15 .43 .12 .51 16 .35 .04 .12 17 .04 18 19 .24 20 .08 21 .04 22 .04 23 24 .08 25 .04 26 27 28 .43 29 ---30 ---.04 31 ---.20 ---------.04 ---------------------------------------------------------------------------------SUM 0.43 0.00 0.83 0.91 0.28 1.02 0.00 0.24 0.00 0.04 0.31 0.28 ACC 0.43 0.43 1.26 2.17 2.44 3.46 3.46 3.70 3.70 3.74 4.06 4.33 MAX 0.43 0.00 0.43 0.35 0.12 0.51 0.00 0.24 0.00 0.04 0.12 0.24 NO. 1 0 3 5 4 4 0 1 0 1 5 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.51 1.02 0.63 4.33 26 82 Flood Control District of Maricopa County ALERT System Daily Rainfall at Baseline Rd. @ 547th Ave. (gage # 24300) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .16 .39 .94 2 .04 .08 3 .04 .31 4 5 6 7 8 9 10 11 12 .08 13 .47 14 .12 15 .43 .16 .31 16 .12 .35 .55 17 18 19 .08 .04 20 .04 21 .04 22 .08 .04 23 24 .20 25 .04 26 .04 27 28 .47 29 ---30 ---31 ---.28 ---------.08 ---------------------------------------------------------------------------------SUM 0.59 0.00 0.87 1.10 0.75 0.79 0.00 0.08 0.00 0.00 0.79 1.02 ACC 0.59 0.59 1.46 2.56 3.31 4.09 4.09 4.17 4.17 4.17 4.96 5.98 MAX 0.43 0.00 0.47 0.35 0.47 0.39 0.00 0.08 0.00 0.00 0.55 0.94 NO. 3 0 3 6 4 3 0 1 0 0 6 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.94 1.10 1.81 5.98 28 83 Flood Control District of Maricopa County ALERT System Daily Rainfall at Webb Mountain (gage # 24500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .43 .47 .24 2 3 .20 4 .04 5 6 .04 7 8 9 10 11 12 .24 13 .12 14 .04 15 1.06 .59 16 .31 17 18 19 .20 20 21 22 .04 .35 23 24 25 26 .12 27 28 .43 29 .04 ---30 ---.08 31 ---.39 ---------.51 ---------------------------------------------------------------------------------SUM 1.10 0.00 0.94 1.14 0.31 1.42 0.00 0.00 0.00 0.08 0.71 0.24 ACC 1.10 1.10 2.05 3.19 3.50 4.92 4.92 4.92 4.92 5.00 5.71 5.94 MAX 1.06 0.00 0.43 0.43 0.12 0.59 0.00 0.00 0.00 0.08 0.51 0.24 NO. 2 0 5 3 4 3 0 0 0 1 2 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.06 1.42 1.02 5.94 21 84 Flood Control District of Maricopa County ALERT System Daily Rainfall at Centennial Railroad (gage # 24700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .35 .47 .08 2 .04 3 .20 4 .08 5 6 7 8 9 .04 10 11 12 .12 13 .04 14 15 1.69 .39 16 .39 .39 17 .04 18 .04 19 20 21 22 .04 .12 23 24 25 26 .08 27 28 .35 29 .04 ---30 ---.08 31 ---.39 ---------.51 ---------------------------------------------------------------------------------SUM 1.69 0.04 0.79 1.18 0.16 0.98 0.00 0.39 0.00 0.08 0.59 0.08 ACC 1.69 1.73 2.52 3.70 3.86 4.84 4.84 5.24 5.24 5.31 5.91 5.98 MAX 1.69 0.04 0.35 0.39 0.08 0.47 0.00 0.39 0.00 0.08 0.51 0.08 NO. 1 1 5 4 3 3 0 1 0 1 3 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.69 1.69 0.75 5.98 23 85 Flood Control District of Maricopa County ALERT System Daily Rainfall at Delaney Wash (gage # 25000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .20 .47 .20 2 3 .24 4 .04 5 6 7 8 9 10 11 12 .08 13 14 .08 .04 15 .94 .08 .31 16 .31 .08 17 .04 18 .08 19 .08 20 21 .08 22 .04 .31 23 24 25 26 .04 27 28 .55 29 ---30 ---.08 31 ---.31 ---------.16 ---------------------------------------------------------------------------------SUM 0.94 0.00 0.91 1.02 0.12 1.18 0.00 0.16 0.00 0.08 0.24 0.20 ACC 0.94 0.94 1.85 2.87 2.99 4.17 4.17 4.33 4.33 4.41 4.65 4.84 MAX 0.94 0.00 0.55 0.31 0.04 0.47 0.00 0.08 0.00 0.08 0.16 0.20 NO. 1 0 4 6 3 4 0 2 0 1 2 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.94 1.18 0.51 4.84 24 86 Flood Control District of Maricopa County ALERT System Daily Rainfall at Saddleback FRS (gage # 25200) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .16 .35 .55 2 .04 3 .24 4 .04 5 6 .04 7 8 9 10 11 12 .12 13 .24 14 .12 15 1.26 .08 .28 16 .35 17 .16 18 .16 19 .08 20 21 .08 22 .24 .08 23 24 .08 25 26 .08 27 28 .59 29 ---30 ---.04 31 ---.28 ---------.35 ---------------------------------------------------------------------------------SUM 1.30 0.00 0.98 1.02 0.39 0.94 0.00 0.08 0.00 0.04 0.75 0.55 ACC 1.30 1.30 2.28 3.31 3.70 4.65 4.65 4.72 4.72 4.76 5.51 6.06 MAX 1.26 0.00 0.59 0.35 0.24 0.35 0.00 0.08 0.00 0.04 0.35 0.55 NO. 2 0 4 6 3 4 0 1 0 1 4 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.26 1.30 1.34 6.06 26 87 Flood Control District of Maricopa County ALERT System Daily Rainfall at Winters Wash (gage # 25500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .24 .35 .12 2 3 .24 4 .04 5 6 7 8 9 .04 10 11 12 .08 13 .04 14 .08 .04 15 2.68 .12 .28 16 .43 .04 17 18 .08 19 .04 20 21 .08 22 .04 .28 23 24 25 26 .08 27 28 .55 29 ---30 .04 ---.20 31 ---.24 ---------.12 ---------------------------------------------------------------------------------SUM 2.68 0.04 0.94 1.10 0.16 1.02 0.00 0.12 0.00 0.20 0.16 0.12 ACC 2.68 2.72 3.66 4.76 4.92 5.94 5.94 6.06 6.06 6.26 6.42 6.54 MAX 2.68 0.04 0.55 0.43 0.08 0.35 0.00 0.08 0.00 0.20 0.12 0.12 NO. 1 1 5 5 3 5 0 2 0 1 2 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 2.68 2.68 0.47 6.54 26 88 Flood Control District of Maricopa County ALERT System Daily Rainfall at Centennial Levee (gage # 25700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .35 .47 .83 2 .04 .04 .35 3 .08 .24 4 5 6 7 8 9 10 11 12 .04 13 .04 14 .12 15 1.02 .08 .31 16 .04 .47 17 .08 18 19 .24 .08 20 .12 21 22 .04 23 24 25 .04 26 .04 27 28 .39 29 .04 ---30 ---31 ---.12 ---------.47 ---------------------------------------------------------------------------------SUM 1.06 0.08 0.71 1.18 0.12 0.83 0.00 0.24 0.00 0.00 0.79 1.18 ACC 1.06 1.14 1.85 3.03 3.15 3.98 3.98 4.21 4.21 4.21 5.00 6.18 MAX 1.02 0.08 0.39 0.47 0.04 0.47 0.00 0.24 0.00 0.00 0.47 0.83 NO. 2 1 4 6 3 3 0 1 0 0 5 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.02 1.18 1.97 6.18 27 89 Flood Control District of Maricopa County ALERT System Daily Rainfall at Middle Harquahala FRS (gage # 25800) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .28 .47 .51 2 .04 .12 3 .04 .20 4 5 6 7 8 9 10 11 12 .04 .04 13 .04 14 .12 15 .55 .08 .24 16 .39 ---17 ---.16 18 ---19 ---.08 20 ---21 .12 22 .04 23 24 25 .08 26 .04 27 28 .51 29 ---30 ---31 ---.04 ---------.39 ---------------------------------------------------------------------------------SUM 0.55 0.04 0.75 0.94 0.16 0.83 0.00 0.08 0.00 0.00 0.59 0.67 ACC 0.55 0.59 1.34 2.28 2.44 3.27 3.27 3.35 3.35 3.35 3.94 4.61 MAX 0.55 0.04 0.51 0.39 0.08 0.47 0.00 0.08 0.00 0.00 0.39 0.51 NO. 1 1 3 6 3 3 0 1 0 0 3 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 0.55 0.94 1.26 4.61 24 Gage 25800 down from 2/15 18:00 (59) through 2/21 12:00 (59) due to repeater failure; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 90 Flood Control District of Maricopa County ALERT System Daily Rainfall at Harquahala FRS (gage # 26000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .24 .24 .24 2 .04 3 .04 .24 4 .04 5 6 7 8 9 .04 10 11 12 13 14 .12 15 .98 .08 .24 16 .31 17 18 .12 19 .08 20 .31 21 .08 22 .04 23 24 .08 25 .04 26 .04 27 28 .51 29 ---30 ---.04 31 ---.20 ---------.31 ---------------------------------------------------------------------------------SUM 0.98 0.08 0.79 0.98 0.16 0.55 0.00 0.08 0.00 0.04 0.79 0.24 ACC 0.98 1.06 1.85 2.83 2.99 3.54 3.54 3.62 3.62 3.66 4.45 4.69 MAX 0.98 0.04 0.51 0.31 0.08 0.24 0.00 0.08 0.00 0.04 0.31 0.24 NO. 1 2 3 6 3 3 0 1 0 1 4 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.98 0.98 1.06 4.69 25 91 Flood Control District of Maricopa County ALERT System Daily Rainfall at Upper Tiger Wash (gage # 26300) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .59 .79 .35 2 .04 .04 3 .04 .08 .04 4 .04 5 6 7 8 9 10 11 12 .16 .12 13 .12 .04 14 .28 .04 15 .71 .16 .59 16 .04 .63 .35 17 .08 18 .08 19 .16 20 21 .20 22 .04 23 .04 .31 24 25 .04 26 .08 27 28 .55 29 .04 ---30 ---31 ---.04 ---------.04 ---------------------------------------------------------------------------------SUM 0.79 0.00 0.87 1.77 0.31 1.57 0.00 0.16 0.00 0.00 0.94 0.51 ACC 0.79 0.79 1.65 3.43 3.74 5.31 5.31 5.47 5.47 5.47 6.42 6.93 MAX 0.71 0.00 0.55 0.63 0.12 0.79 0.00 0.16 0.00 0.00 0.35 0.35 NO. 3 0 5 7 5 3 0 1 0 0 7 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.79 1.77 1.46 6.93 34 92 Flood Control District of Maricopa County ALERT System Daily Rainfall at Four Mile Wash (gage # 26500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .20 .51 .04 2 .04 3 .28 4 .04 5 6 7 8 9 .12 10 11 12 .08 13 14 .04 15 2.20 .12 .28 16 .04 .47 17 18 .08 .04 19 .04 20 21 .04 .08 22 .20 23 24 25 26 .08 27 28 .59 29 ---30 ---.04 31 ---.16 ------------------------------------------------------------------------------------------SUM 2.24 0.12 0.98 1.02 0.08 1.02 0.00 0.12 0.00 0.04 0.12 0.04 ACC 2.24 2.36 3.35 4.37 4.45 5.47 5.47 5.59 5.59 5.63 5.75 5.79 MAX 2.20 0.12 0.59 0.47 0.08 0.51 0.00 0.08 0.00 0.04 0.08 0.04 NO. 2 1 4 6 1 4 0 2 0 1 2 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 2.20 2.24 0.20 5.79 24 93 Flood Control District of Maricopa County ALERT System Daily Rainfall at Big Horn Road (gage # 26700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .43 .63 .43 2 .12 .08 3 .16 4 5 6 7 8 9 10 11 12 .16 .08 13 .08 14 .16 15 .59 .04 .43 16 .47 17 .12 18 19 .20 20 .04 21 .16 22 .04 23 .12 24 25 .12 26 .04 27 28 .59 29 ---30 ---.08 31 ------------.47 ---------------------------------------------------------------------------------SUM 0.59 0.00 0.91 1.22 0.35 1.22 0.00 0.20 0.00 0.08 0.67 0.59 ACC 0.59 0.59 1.50 2.72 3.07 4.29 4.29 4.49 4.49 4.57 5.24 5.83 MAX 0.59 0.00 0.59 0.47 0.12 0.63 0.00 0.20 0.00 0.08 0.47 0.43 NO. 1 0 3 5 4 3 0 1 0 1 4 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.63 1.22 1.34 5.83 25 94 Flood Control District of Maricopa County ALERT System Daily Rainfall at Tiger Wash Fan (gage # 26800) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .43 .63 .35 2 .04 .04 .35 3 .08 .08 4 5 6 7 8 9 10 11 .04 12 .08 .04 13 14 .16 15 .71 .04 .43 16 .31 17 .12 18 19 .08 .04 20 .04 21 .12 22 .04 23 24 25 .12 26 27 28 .55 29 ---30 ---.16 31 ------------.08 ---------------------------------------------------------------------------------SUM 0.79 0.00 0.75 0.98 0.12 1.22 0.00 0.08 0.00 0.16 0.31 0.75 ACC 0.79 0.79 1.54 2.52 2.64 3.86 3.86 3.94 3.94 4.09 4.41 5.16 MAX 0.71 0.00 0.55 0.43 0.12 0.63 0.00 0.08 0.00 0.16 0.12 0.35 NO. 2 0 4 5 1 4 0 1 0 1 5 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.71 1.22 1.22 5.16 26 95 Flood Control District of Maricopa County ALERT System Daily Rainfall at Tiger Wash (gage # 27000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .59 .63 ------- ---- ---- ---2 .04 ------- ---- ---- ---3 .04 .08 .04 ------- ---- ---- ---4 ---- ---- ---- ---5 ---- ---- ---- ---6 ---- ---- ---- ---7 ---- ---- ---8 ---- ---- ---9 ---- ---- ---10 ---- ---- ---11 .04 ---- ---- ---12 .08 ---- ---- ---- ---.24 13 .04 ---- ---- ---- ---14 .24 ---- ---- ---- ---15 1.02 .12 .47 ---- ---- ---- ---16 .59 ------- ---- ---- ---17 ------- ---- ---- ---18 ------- ---- ---- ---19 ------- ---- ---- ---20 ------- ---- ---- ---21 .16 ---- ---- ---- ---22 ---- ---- ---- ---23 ---- ---- ---- ---24 ---- ---- ---- ---25 .08 ---- ---- ---- ---26 ------- ---- ---- ---27 ------- ---- ---- ---28 .71 ------- ---- ---- ---29 ---- ------- ---- ---- ---30 ---- ------- ---- ---- ---31 ---.04 ---- ---- ---- ---- ---- ---- ---- ---------------------------------------------------------------------------------SUM 1.06 0.00 0.91 1.65 0.12 1.26 0.00 0.00 ---- ---- ---- 0.24 ACC 1.06 1.06 1.97 3.62 3.74 5.00 5.00 5.00 5.00 5.00 5.00 5.24 MAX 1.02 0.00 0.71 0.59 0.08 0.63 0.00 0.00 ---- ---- ---- 0.24 NO. 2 0 4 7 2 3 0 0 ---- ---- ---1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Partial Monsoon Rainfall: Partial Annual Rainfall: Number of Days with Rain: 1.02 1.65 0.24 5.24 19 Gage 27000 down from 2/15 18:00 (93) through 2/21 06:00 (93) due to repeater failure; no rain fell. Gage 27000 down from 3/25 18:00 (127) through 4/04 12:24 (127) due to vandalism; assume no rain fell. Gage 27000 down from 5/11 12:00 (127) through 9/07 08:53 (?) due to vandalism; no estimate possible; monthly and annual totals are incomplete. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 96 Flood Control District of Maricopa County ALERT System Daily Rainfall at Gillespie Dam (gage # 27200) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .43 .28 .08 2 .04 3 .20 4 .04 5 6 7 8 9 .08 10 11 12 .12 13 .04 14 .12 15 1.73 .43 16 .28 17 .04 18 19 .04 20 21 .04 22 .04 .63 23 24 25 26 .20 27 28 .55 29 ---30 ---31 ---.31 ---------.04 .08 ---------------------------------------------------------------------------------SUM 1.73 0.08 0.91 1.06 0.39 1.34 0.00 0.00 0.00 0.04 0.16 0.12 ACC 1.73 1.81 2.72 3.78 4.17 5.51 5.51 5.51 5.51 5.55 5.71 5.83 MAX 1.73 0.08 0.55 0.43 0.20 0.63 0.00 0.00 0.00 0.04 0.08 0.08 NO. 1 1 4 4 4 3 0 0 0 1 3 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.73 1.73 0.31 5.83 23 97 Flood Control District of Maricopa County ALERT System Daily Rainfall at Centennial Wash @ Wenden (gage # 27500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .67 .43 ---2 .04 ---3 .08 .04 ---4 ---5 ---6 ---7 ---8 ---9 .08 ---10 ---11 ---12 .04 ---13 .08 ---14 .20 .08 ---15 .59 .20 .35 .04 ---16 .04 .43 ------17 ------18 ------19 ---.20 .04 ---20 ---.08 ---21 .12 .04 ---22 .04 ---23 ---24 ---25 .28 ---26 .04 ---27 ---28 .55 ---29 ------30 .16 ---.08 ---31 ---------------------------------------------------------------------------------------------SUM 0.71 0.08 0.59 1.69 0.47 0.94 0.00 0.20 0.00 0.08 0.24 ---ACC 0.71 0.79 1.38 3.07 3.54 4.49 4.49 4.69 4.69 4.76 5.00 5.00 MAX 0.59 0.08 0.55 0.67 0.28 0.43 0.00 0.20 0.00 0.08 0.08 ---NO. 3 1 2 6 4 4 0 1 0 1 5 ---Maximum Daily Rainfall: Maximum Monthly Rainfall: Partial Monsoon Rainfall: Partial Annual Rainfall: Number of Days with Rain: 0.67 1.69 0.31 5.00 27 Gage 27500 down from 2/15 18:00 (82) through 2/21 12:00 (82) due to repeater failure; no rain fell. Gage 27500 down from 8/31 06:00 (127) through 9/30 24:00 (?) due to removal for bridge construction; no estimate possible; monthly and annual totals are incomplete. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 98 Flood Control District of Maricopa County ALERT System Daily Rainfall at Upper Grass Wash (gage # 27700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .47 .87 .35 2 .04 1.38 3 .04 .04 .04 4 .04 5 6 7 8 .20 9 .04 10 11 12 .12 .16 13 .04 14 .20 .08 15 .83 .08 .79 16 .47 .04 .16 17 .35 18 19 .16 20 .04 21 .16 22 .04 23 .04 24 25 .08 26 .08 27 28 .63 .08 29 ---30 ---31 ---.12 ---------.35 ---------------------------------------------------------------------------------SUM 1.06 0.04 0.87 1.42 0.28 1.89 0.00 0.16 0.00 0.08 0.91 1.89 ACC 1.06 1.10 1.97 3.39 3.66 5.55 5.55 5.71 5.71 5.79 6.69 8.58 MAX 0.83 0.04 0.63 0.47 0.08 0.87 0.00 0.16 0.00 0.08 0.35 1.38 NO. 3 1 5 7 4 5 0 1 0 1 4 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.38 1.89 2.87 8.58 34 99 Flood Control District of Maricopa County ALERT System Daily Rainfall at Narrows Damsite (gage # 28000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.18 .43 .71 2 .04 .71 3 4 5 6 7 8 9 .04 10 11 12 .04 13 .08 .04 14 .16 .04 15 .71 .16 .47 .04 16 .31 17 .04 18 19 .12 20 .08 21 .24 22 .08 .04 23 24 25 .16 26 27 28 .63 29 ---30 .04 ---.04 31 ---.04 ------------------------------------------------------------------------------------------SUM 0.71 0.04 0.67 1.89 0.28 1.26 0.00 0.12 0.00 0.04 0.24 1.42 ACC 0.71 0.75 1.42 3.31 3.58 4.84 4.84 4.96 4.96 5.00 5.24 6.65 MAX 0.71 0.04 0.63 1.18 0.16 0.47 0.00 0.12 0.00 0.04 0.08 0.71 NO. 1 1 2 6 3 5 0 1 0 1 5 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.18 1.89 1.69 6.65 27 100 Flood Control District of Maricopa County ALERT System Daily Rainfall at Aguila VFD (gage # 28300) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.02 .75 .24 2 .04 .63 3 .20 .04 4 .04 5 6 7 8 9 .08 10 11 12 .08 13 14 .20 .04 15 .83 .12 .83 16 .51 .08 17 .08 18 .04 19 .04 20 ---21 .35 ---22 .28 .04 23 24 25 .12 26 27 28 .67 29 ---30 .04 ---31 ---.04 ---------.43 ---------------------------------------------------------------------------------SUM 1.02 0.08 0.75 1.93 0.16 2.20 0.00 0.04 0.00 0.04 0.75 0.87 ACC 1.02 1.10 1.85 3.78 3.94 6.14 6.14 6.18 6.18 6.22 6.97 7.83 MAX 0.83 0.08 0.67 1.02 0.12 0.83 0.00 0.04 0.00 0.04 0.43 0.63 NO. 2 1 2 6 2 4 0 1 0 1 7 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 1.02 2.20 1.65 7.83 28 Gage 28300 down from 5/19 18:00 (157) through 5/22 12:00 (157) due to repeater failure; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 101 Flood Control District of Maricopa County ALERT System Daily Rainfall at Outlaw Hill (gage # 28500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .91 .71 .94 2 .08 .31 3 .16 .08 4 .04 5 6 7 8 9 10 .04 11 12 .24 .24 13 .04 14 .24 .08 15 1.30 .04 1.14 16 .83 17 .04 .28 18 .16 19 .12 20 ---21 .47 ---.08 22 .08 .08 23 .04 24 .04 .08 25 .04 .04 26 .12 27 28 .75 .20 29 ---30 ---31 ---.24 ---------.04 ---------------------------------------------------------------------------------SUM 1.30 0.00 1.22 2.48 0.39 2.40 0.00 0.12 0.00 0.31 0.55 1.50 ACC 1.30 1.30 2.52 5.00 5.39 7.80 7.80 7.91 7.91 8.23 8.78 10.28 MAX 1.30 0.00 0.75 0.91 0.12 1.14 0.00 0.12 0.00 0.20 0.28 0.94 NO. 1 0 5 9 6 4 0 1 0 3 4 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 1.30 2.48 2.36 10.28 36 Gage 28500 down from 5/19 17:33 (199) through 5/22 12:00 (201) due to repeater failure; assigned 2mm to 5/19. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 102 Flood Control District of Maricopa County ALERT System Daily Rainfall at Gladden (gage # 28800) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.46 .55 .24 2 .04 .08 3 .71 .04 4 5 6 7 8 9 10 11 12 .08 13 .08 14 .24 .08 15 .63 .16 .79 16 .43 17 .04 18 19 .12 20 .04 21 .20 22 .24 .04 23 .04 24 25 .24 26 .04 27 28 .71 29 ---30 .24 ---31 ---------------------------------------------------------------------------------------------SUM 1.34 0.00 0.79 2.60 0.39 1.81 0.00 0.12 0.00 0.00 0.16 0.31 ACC 1.34 1.34 2.13 4.72 5.12 6.93 6.93 7.05 7.05 7.05 7.20 7.52 MAX 0.71 0.00 0.71 1.46 0.24 0.79 0.00 0.12 0.00 0.00 0.08 0.24 NO. 2 0 2 7 4 5 0 1 0 0 3 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.46 2.60 0.47 7.52 26 103 Flood Control District of Maricopa County ALERT System Daily Rainfall at Centennial Wash near Aguila (gage # 29000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .63 .79 .39 2 .04 1.57 3 .24 .04 .04 .04 4 .04 5 6 7 8 9 .04 10 11 12 .16 13 14 .31 .12 15 1.18 .12 1.26 16 1.10 .04 17 .04 18 .08 19 .20 20 21 .31 22 23 .04 24 .04 25 .16 26 .12 27 28 .75 29 ---30 .04 ---31 ---.04 ---------.04 ---------------------------------------------------------------------------------SUM 1.42 0.04 0.98 2.36 0.47 2.36 0.00 0.20 0.00 0.00 0.16 2.01 ACC 1.42 1.46 2.44 4.80 5.28 7.64 7.64 7.83 7.83 7.83 7.99 10.00 MAX 1.18 0.04 0.75 1.10 0.16 1.26 0.00 0.20 0.00 0.00 0.08 1.57 NO. 2 1 4 9 5 3 0 1 0 0 3 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.57 2.36 2.17 10.00 31 104 Flood Control District of Maricopa County ALERT System Daily Rainfall at Centennial Wash (gage # 29200) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .51 .83 .28 2 .04 1.06 3 .28 .08 .04 4 5 .04 6 7 8 .20 9 .04 10 11 12 .24 13 14 .20 .04 15 .94 .08 1.34 16 .63 17 18 .20 19 .08 20 ---21 .31 ---.04 22 .04 .04 23 .08 24 25 .04 26 .12 .04 27 28 .63 .16 29 ---30 .12 ---31 ---.12 ---------.04 ---------------------------------------------------------------------------------SUM 1.42 0.04 0.98 1.73 0.31 2.52 0.00 0.08 0.00 0.16 0.31 1.34 ACC 1.42 1.46 2.44 4.17 4.49 7.01 7.01 7.09 7.09 7.24 7.56 8.90 MAX 0.94 0.04 0.63 0.63 0.12 1.34 0.00 0.08 0.00 0.16 0.20 1.06 NO. 3 1 4 8 5 4 0 1 0 1 4 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 1.34 2.52 1.81 8.90 33 Gage 29200 down from 5/19 18:00 (180) through 5/22 12:00 (180) due to repeater failure; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 105 Flood Control District of Maricopa County ALERT System Daily Rainfall at Alamo Road (gage # 29400) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .59 .94 ---.47 2 .04 ---.08 3 .12 ---4 ---5 ---6 7 8 .04 9 .16 10 .04 11 12 .08 13 .04 .04 .04 14 .20 15 .63 .08 .12 .55 .39 16 .47 .28 17 18 19 .28 20 .04 21 .16 .04 22 .08 .08 23 .04 24 25 .20 26 .12 27 .04 28 .55 29 ---30 .31 ---.04 31 ---------- ---- ------------------------------------------------------------------------------------SUM 0.67 0.28 0.71 1.69 0.51 2.05 0.00 0.28 0.00 0.04 0.59 0.55 ACC 0.67 0.94 1.65 3.35 3.86 5.91 5.91 6.18 6.18 6.22 6.81 7.36 MAX 0.63 0.16 0.55 0.59 0.20 0.94 0.00 0.28 0.00 0.04 0.39 0.47 NO. 2 2 4 6 5 6 0 1 0 1 5 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 0.94 2.05 1.18 7.36 34 Gage 29400 down from 5/30 06:00 (157) through 6/06 12:00 (157) due to radio path problem; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 106 Flood Control District of Maricopa County ALERT System Daily Rainfall at Smith Peak (gage # 29500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .91 .12 .55 2 .24 .35 3 .55 .08 .31 4 .59 .04 5 6 7 8 .12 9 .16 10 .04 11 .04 12 .04 13 .04 .28 14 .28 .04 .28 15 .87 .28 .16 .20 16 .51 1.50 ---17 ---18 ---19 ---.04 20 ---.16 21 .59 .08 22 .08 .04 23 .12 24 .08 25 .24 26 .08 27 28 .51 29 .08 ---30 .08 .08 ---31 ---.31 .28 ------------------------------------------------------------------------------------------SUM 2.05 0.24 2.01 3.39 0.94 1.57 0.00 0.00 0.00 0.00 0.28 0.91 ACC 2.05 2.28 4.29 7.68 8.62 10.20 10.20 10.20 10.20 10.20 10.47 11.38 MAX 0.87 0.16 0.59 1.50 0.28 0.59 0.00 0.00 0.00 0.00 0.12 0.55 NO. 4 2 9 8 7 6 0 0 0 0 4 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 1.50 3.39 1.18 11.38 42 Gage 29500 down from 2/15 18:00 (207) through 2/21 18:00 (207) due to repeater failure; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 107 Flood Control District of Maricopa County ALERT System Daily Rainfall at Centennial Divide (gage # 29700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .98 .94 .71 2 .08 .04 1.34 3 .08 .08 4 .08 5 6 7 8 9 .04 10 11 12 .12 13 .04 .28 14 .39 .08 15 .24 .16 1.69 16 .04 .91 17 .04 .16 18 .08 19 .20 20 ---21 .39 ---.04 22 .08 23 .08 24 25 .04 .04 26 .20 27 28 .51 29 ---30 .08 ---31 ---.08 ---------.12 ---------------------------------------------------------------------------------SUM 0.28 0.04 0.83 2.68 0.47 3.11 0.00 0.24 0.00 0.04 0.71 2.05 ACC 0.28 0.31 1.14 3.82 4.29 7.40 7.40 7.64 7.64 7.68 8.39 10.43 MAX 0.24 0.04 0.51 0.98 0.20 1.69 0.00 0.20 0.00 0.04 0.28 1.34 NO. 2 1 5 7 5 4 0 2 0 1 6 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Estimated Annual Rainfall: Number of Days with Rain: 1.69 3.11 2.80 10.43 35 Gage 29700 down from 12/27 12:00 (16) through 12/29 12:00 (?) due to plugged funnel; estimated 13 mm for the event of 12/28. Gage 29700 down from 5/19 18:00 (193) through 5/22 12:00 (194) due to repeater failure; assigned 1mm to 5/19. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 108 Flood Control District of Maricopa County ALERT System Daily Rainfall at Ritter Dam (gage # 30000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.06 .79 .51 2 .04 .43 3 .04 4 5 6 7 8 9 .16 10 .04 11 12 .16 .04 13 .08 .08 14 .28 .20 15 .55 .16 .63 16 .55 17 .04 18 .08 19 .12 20 21 .43 .04 22 .08 23 .08 24 .04 25 .08 26 .12 27 28 .67 29 .04 ---30 .04 ---31 ---.04 ---------.16 ---------------------------------------------------------------------------------SUM 0.55 0.16 0.87 2.24 0.59 1.85 0.00 0.12 0.00 0.00 0.39 1.06 ACC 0.55 0.71 1.57 3.82 4.41 6.26 6.26 6.38 6.38 6.38 6.77 7.83 MAX 0.55 0.16 0.67 1.06 0.20 0.79 0.00 0.12 0.00 0.00 0.16 0.51 NO. 1 1 3 9 6 3 0 1 0 0 5 4 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.06 2.24 1.46 7.83 33 109 Flood Control District of Maricopa County ALERT System Daily Rainfall at Wood Tank (gage # 30300) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 2.17 .63 .28 2 .24 .51 3 .08 4 5 6 7 8 9 .20 10 11 12 .08 13 14 .28 .04 15 .79 .16 .24 16 .47 .39 17 .24 .04 18 .04 .04 19 .59 20 21 .12 .04 22 .16 23 .04 24 .28 25 .04 .04 26 .24 .08 27 28 .71 29 .04 ---30 .08 ---31 ---.04 ---------.04 ---------------------------------------------------------------------------------SUM 0.79 0.20 0.83 3.54 0.35 1.85 0.00 0.59 0.00 0.28 0.20 0.79 ACC 0.79 0.98 1.81 5.35 5.71 7.56 7.56 8.15 8.15 8.43 8.62 9.41 MAX 0.79 0.20 0.71 2.17 0.24 0.63 0.00 0.59 0.00 0.28 0.08 0.51 NO. 1 1 3 9 4 8 0 1 0 1 4 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 2.17 3.54 1.26 9.41 34 110 Flood Control District of Maricopa County ALERT System Daily Rainfall at Joshua Tree (gage # 30500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.73 .87 .28 2 .04 .16 .75 3 .12 .08 4 5 6 7 8 9 .16 10 11 12 .08 13 .04 14 .04 .28 .20 .04 15 .51 .20 .39 .08 16 .98 17 .04 .04 18 .16 19 20 ---21 .51 ---.12 22 .47 23 .04 24 .04 25 .16 26 .24 27 28 .63 29 .04 ---30 .39 ---31 ------------.39 ---------------------------------------------------------------------------------SUM 0.63 0.16 0.79 3.74 0.63 2.44 0.00 0.00 0.00 0.04 0.83 1.02 ACC 0.63 0.79 1.57 5.31 5.94 8.39 8.39 8.39 8.39 8.43 9.25 10.28 MAX 0.51 0.16 0.63 1.73 0.24 0.87 0.00 0.00 0.00 0.04 0.39 0.75 NO. 2 1 4 8 4 6 0 0 0 1 6 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 1.73 3.74 1.89 10.28 34 Gage 30500 down from 5/19 12:00 (213) through 5/22 12:00 (213) due to repeater failure; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 111 Flood Control District of Maricopa County ALERT System Daily Rainfall at Chaparral Park (gage # 30600) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .59 .51 2 .08 .16 3 .04 .83 4 .24 5 6 7 8 9 .20 10 11 12 .16 .24 13 .04 .12 14 .20 15 .75 .20 .67 16 .12 .20 17 18 19 20 ---21 ---.04 22 ---.16 .16 23 24 25 26 .20 .12 27 28 .35 29 ---30 .04 ---31 ------------.04 .04 ---------------------------------------------------------------------------------SUM 0.87 0.31 1.65 1.14 0.59 1.34 0.00 0.00 0.00 0.16 0.04 0.35 ACC 0.87 1.18 2.83 3.98 4.57 5.91 5.91 5.91 5.91 6.06 6.10 6.46 MAX 0.75 0.20 0.83 0.59 0.20 0.67 0.00 0.00 0.00 0.12 0.04 0.24 NO. 2 3 6 4 4 3 0 0 0 2 1 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Estimated Monsoon Rainfall: Estimated Annual Rainfall: Number of Days with Rain: 0.83 1.65 0.55 6.46 27 Gage 30600 down from 1/19 12:00 (101) through 1/23 13:16 (101) due to antenna problem; no rain fell. Gage 30600 down from 9/12 12:00 (155) through 9/14 12:00 (?) due to plugged funnel; estimated 9mm for 9/12-13. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 112 Flood Control District of Maricopa County ALERT System Daily Rainfall at Broadway Rd. @ Brooks Rd. (gage # 30700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .43 .67 2 .12 3 .04 .83 4 .20 5 .04 6 7 8 .04 .08 9 .04 10 11 12 .12 13 .04 14 .20 15 1.06 .08 .59 16 .04 .28 17 18 19 20 21 .04 22 .12 .08 23 24 25 26 .12 .04 27 28 .39 29 ---30 ---31 ------------.16 ---------------------------------------------------------------------------------SUM 1.14 0.08 1.57 0.91 0.51 1.34 0.00 0.00 0.00 0.04 0.24 0.00 ACC 1.14 1.22 2.80 3.70 4.21 5.55 5.55 5.55 5.55 5.59 5.83 5.83 MAX 1.06 0.04 0.83 0.43 0.20 0.67 0.00 0.00 0.00 0.04 0.16 0.00 NO. 3 2 5 4 5 3 0 0 0 1 2 0 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.06 1.57 0.28 5.83 25 113 Flood Control District of Maricopa County ALERT System Daily Rainfall at Kleinman Park (gage # 30800) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .43 .71 2 .08 .04 3 .04 .79 4 .24 5 6 7 8 .04 9 .12 10 11 12 .16 13 .08 14 .39 15 .91 .08 .59 16 .04 .20 17 18 19 20 21 .04 22 .12 .12 23 24 25 26 .16 .04 27 28 .35 29 ---30 .04 ---31 ------------.20 ---------------------------------------------------------------------------------SUM 0.98 0.16 1.57 0.79 0.71 1.46 0.00 0.00 0.00 0.04 0.20 0.08 ACC 0.98 1.14 2.72 3.50 4.21 5.67 5.67 5.67 5.67 5.71 5.91 5.98 MAX 0.91 0.12 0.79 0.43 0.39 0.71 0.00 0.00 0.00 0.04 0.20 0.08 NO. 3 2 5 4 4 4 0 0 0 1 1 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.91 1.57 0.31 5.98 25 114 Flood Control District of Maricopa County ALERT System Daily Rainfall at Horne Rd. @ 8th Ave. (gage # 30900) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .59 .59 2 .04 .08 .04 3 .79 4 .28 5 6 7 8 .24 9 .16 10 11 12 .16 13 .04 14 .08 15 .79 .08 .35 .59 16 .04 .12 17 .08 18 .04 .04 19 20 21 .08 .04 22 .04 .12 23 24 25 26 .20 27 28 .31 29 ---30 .04 ---31 ------------.12 ---------------------------------------------------------------------------------SUM 1.06 0.20 1.57 0.98 0.79 1.34 0.00 0.04 0.00 0.00 0.16 0.00 ACC 1.06 1.26 2.83 3.82 4.61 5.94 5.94 5.98 5.98 5.98 6.14 6.14 MAX 0.79 0.16 0.79 0.59 0.35 0.59 0.00 0.04 0.00 0.00 0.12 0.00 NO. 3 2 5 6 6 4 0 1 0 0 2 0 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Estimated Annual Rainfall: Number of Days with Rain: 0.79 1.57 0.16 6.14 29 Gage 30900 down from 3/14 6:00 (133) through 3/16 06:00 (?) due to plugged funnel; estimated 15mm for the event of 3/15. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 115 Flood Control District of Maricopa County ALERT System Daily Rainfall at Fitch Park (gage # 31000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .55 .51 .04 2 .12 .04 3 .94 4 .28 5 6 7 8 .04 9 .12 10 11 12 .12 .04 13 .04 .08 14 .16 15 .91 .16 .63 16 .28 .28 .04 17 .04 18 19 20 21 .04 .04 22 .08 .08 23 24 25 26 .16 .16 27 28 .39 29 ---30 .04 ---31 ------------.20 ---------------------------------------------------------------------------------SUM 1.18 0.12 1.77 1.10 0.47 1.30 0.00 0.04 0.00 0.16 0.28 0.16 ACC 1.18 1.30 3.07 4.17 4.65 5.94 5.94 5.98 5.98 6.14 6.42 6.57 MAX 0.91 0.12 0.94 0.55 0.16 0.63 0.00 0.04 0.00 0.16 0.20 0.08 NO. 2 1 5 4 5 5 0 1 0 1 3 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.94 1.77 0.59 6.57 30 116 Flood Control District of Maricopa County ALERT System Daily Rainfall at Reed Park (gage # 31100) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .75 .55 2 .12 .04 3 .04 .83 4 .28 5 6 7 8 .24 .04 9 .16 10 11 12 .16 13 .20 14 .04 .39 15 .63 .12 .67 16 .43 .28 17 .04 18 .04 19 20 21 .08 .04 22 .08 .16 23 24 25 26 .20 .04 27 28 .31 29 ---30 ---31 ------------.04 .24 ---------------------------------------------------------------------------------SUM 1.30 0.20 1.61 1.30 0.75 1.42 0.00 0.04 0.00 0.08 0.31 0.20 ACC 1.30 1.50 3.11 4.41 5.16 6.57 6.57 6.61 6.61 6.69 7.01 7.20 MAX 0.63 0.16 0.83 0.75 0.39 0.67 0.00 0.04 0.00 0.04 0.24 0.20 NO. 3 2 5 5 4 4 0 1 0 2 3 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.83 1.61 0.59 7.20 30 117 Flood Control District of Maricopa County ALERT System Daily Rainfall at Mountain View Park (gage # 31200) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .75 .39 2 .12 .08 3 .75 4 .24 5 6 7 8 9 .16 10 11 12 .12 13 .39 14 .31 15 .75 .16 .59 16 .47 .24 .04 17 18 19 20 21 .12 .04 22 .04 .12 23 24 25 26 .24 .35 27 28 .31 29 ---30 .04 ---31 ------------.04 .20 ---------------------------------------------------------------------------------SUM 1.22 0.16 1.46 1.26 0.71 1.22 0.00 0.00 0.00 0.39 0.24 0.39 ACC 1.22 1.38 2.83 4.09 4.80 6.02 6.02 6.02 6.02 6.42 6.65 7.05 MAX 0.75 0.16 0.75 0.75 0.31 0.59 0.00 0.00 0.00 0.35 0.20 0.39 NO. 2 1 5 4 4 5 0 0 0 2 2 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.75 1.46 1.02 7.05 26 118 Flood Control District of Maricopa County ALERT System Daily Rainfall at Horne Rd. @ McLellan Rd. (gage # 31300) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .55 .47 2 .12 3 .79 .04 4 .28 5 6 7 8 9 .12 10 11 12 .16 .16 13 .04 14 .20 15 .79 .20 .59 16 .55 .24 17 .04 18 19 20 21 .08 22 .12 .12 23 24 25 26 .16 .51 27 28 .35 29 ---30 .08 ---31 ------------.12 .12 ---------------------------------------------------------------------------------SUM 1.34 0.12 1.69 1.18 0.47 1.18 0.00 0.00 0.00 0.63 0.20 0.16 ACC 1.34 1.46 3.15 4.33 4.80 5.98 5.98 5.98 5.98 6.61 6.81 6.97 MAX 0.79 0.12 0.79 0.55 0.20 0.59 0.00 0.00 0.00 0.51 0.12 0.16 NO. 2 1 6 6 3 3 0 0 0 2 2 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.79 1.69 0.98 6.97 26 119 Flood Control District of Maricopa County ALERT System Daily Rainfall at Hermosa Vista Park (gage # 31400) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .08 .51 2 .04 3 .04 .24 4 .16 5 6 7 8 .04 9 .04 10 11 12 .16 .43 13 .12 14 .24 15 .43 .08 .75 .04 16 .20 .16 17 18 19 20 21 .08 .12 22 .16 .16 23 24 25 26 .24 .87 27 28 .16 29 ---30 .04 ---31 ------------.16 .20 ---------------------------------------------------------------------------------SUM 0.67 0.08 0.75 0.35 0.71 1.42 0.00 0.00 0.00 1.02 0.35 0.55 ACC 0.67 0.75 1.50 1.85 2.56 3.98 3.98 3.98 3.98 5.00 5.35 5.91 MAX 0.43 0.04 0.24 0.16 0.24 0.75 0.00 0.00 0.00 0.87 0.20 0.43 NO. 3 2 5 4 4 3 0 0 0 2 3 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Partial Annual Rainfall: Number of Days with Rain: 0.87 1.42 1.93 5.91 28 Gage 31400 down from 2/12 12:00 (47) through 2/14 12:00 (?) due to a plugged funnel, spanned several events so no estimate possible, monthly and annual totals inaccurate through 2/15. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 120 Flood Control District of Maricopa County ALERT System Daily Rainfall at Price Drain @ Loop 202 (gage # 31500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .39 .67 2 .16 .04 3 .75 4 .28 5 6 7 8 .12 9 10 11 12 .20 13 .04 .04 14 .16 15 1.06 .16 .71 16 .04 .24 .04 17 18 19 20 21 22 .12 23 24 25 26 .12 .04 27 28 .43 29 ---30 .08 ---31 ------------.04 .16 ---------------------------------------------------------------------------------SUM 1.10 0.00 1.73 0.94 0.43 1.46 0.00 0.00 0.00 0.08 0.28 0.04 ACC 1.10 1.10 2.83 3.78 4.21 5.67 5.67 5.67 5.67 5.75 6.02 6.06 MAX 1.06 0.00 0.75 0.39 0.16 0.71 0.00 0.00 0.00 0.04 0.16 0.04 NO. 2 0 5 4 4 4 0 0 0 2 2 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.06 1.73 0.39 6.06 24 121 Flood Control District of Maricopa County ALERT System Daily Rainfall at Alma School Rd. @ 6th St. (gage # 31600) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .47 .63 2 .12 3 .87 4 .28 5 6 7 8 .04 9 .04 10 11 12 .16 13 .08 .04 14 .16 15 1.06 .16 .63 16 .28 .04 17 .04 18 19 20 21 .04 22 .08 .08 23 24 25 26 .16 .35 27 28 .43 29 ---30 .04 ---31 ------------.16 ---------------------------------------------------------------------------------SUM 1.06 0.04 1.77 1.02 0.51 1.38 0.00 0.00 0.00 0.35 0.24 0.04 ACC 1.06 1.10 2.87 3.90 4.41 5.79 5.79 5.79 5.79 6.14 6.38 6.42 MAX 1.06 0.04 0.87 0.47 0.16 0.63 0.00 0.00 0.00 0.35 0.16 0.04 NO. 1 1 5 4 5 4 0 0 0 1 3 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.06 1.77 0.63 6.42 25 122 Flood Control District of Maricopa County ALERT System Daily Rainfall at Carriage Lane Park (gage # 31700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .47 .43 .04 2 .04 .04 3 .04 .75 4 .35 5 6 7 8 .04 .04 9 10 11 12 .12 13 14 .28 15 .28 .08 .47 16 .08 .24 17 18 19 20 21 .08 22 .04 .04 23 24 25 26 .12 27 28 .43 29 ---30 .08 ---31 ------------.16 ---------------------------------------------------------------------------------SUM 0.39 0.04 1.73 0.83 0.51 0.98 0.00 0.00 0.00 0.00 0.20 0.04 ACC 0.39 0.43 2.17 2.99 3.50 4.49 4.49 4.49 4.49 4.49 4.69 4.72 MAX 0.28 0.04 0.75 0.47 0.28 0.47 0.00 0.00 0.00 0.00 0.16 0.04 NO. 3 1 5 4 4 4 0 0 0 0 2 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.75 1.73 0.24 4.72 24 123 Flood Control District of Maricopa County ALERT System Daily Rainfall at Chandler Blvd. @ Arizona Ave. (gage # 32000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .75 .43 2 3 .04 .87 4 .24 5 6 7 8 .71 9 .20 10 11 12 .08 .04 13 .08 14 .20 15 .79 .04 .51 16 .08 .28 17 .04 18 19 20 21 .16 22 .04 .08 23 24 25 26 .16 .04 27 28 .39 29 ---30 .08 ---31 ------------.12 .08 ---------------------------------------------------------------------------------SUM 0.87 0.24 1.65 1.10 0.63 1.02 0.00 0.00 0.00 0.16 0.79 0.04 ACC 0.87 1.10 2.76 3.86 4.49 5.51 5.51 5.51 5.51 5.67 6.46 6.50 MAX 0.79 0.20 0.87 0.75 0.20 0.51 0.00 0.00 0.00 0.12 0.71 0.04 NO. 2 2 5 4 5 3 0 0 0 2 2 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.87 1.65 0.98 6.50 26 124 Flood Control District of Maricopa County ALERT System Daily Rainfall at Mesa Tower (gage # 32300) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .59 .51 2 .08 .04 3 .04 .75 4 .28 5 6 7 8 .55 .12 9 .12 10 11 12 .16 13 14 .31 15 1.26 .08 .04 .55 16 .04 .28 17 18 19 20 21 .08 22 .08 .08 23 24 25 26 .16 27 28 .35 29 ---30 .04 ---31 ------------.08 ---------------------------------------------------------------------------------SUM 1.85 0.16 1.57 1.02 0.67 1.18 0.00 0.00 0.00 0.00 0.20 0.00 ACC 1.85 2.01 3.58 4.61 5.28 6.46 6.46 6.46 6.46 6.46 6.65 6.65 MAX 1.26 0.12 0.75 0.59 0.31 0.55 0.00 0.00 0.00 0.00 0.12 0.00 NO. 3 2 5 4 5 4 0 0 0 0 2 0 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.26 1.85 0.20 6.65 25 125 Flood Control District of Maricopa County ALERT System Daily Rainfall at Chandler Airport (gage # 32500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .67 .24 .04 2 .04 3 1.02 4 .28 5 6 7 8 .04 9 .16 10 11 12 .08 .08 13 14 .24 15 .79 .51 16 .20 .39 17 18 19 20 21 .24 .04 22 .04 23 24 25 26 .12 27 28 .31 29 ---30 .08 ---.04 31 ------------.08 .12 ---------------------------------------------------------------------------------SUM 1.02 0.16 1.77 1.10 0.63 0.79 0.00 0.00 0.00 0.08 0.16 0.12 ACC 1.02 1.18 2.95 4.06 4.69 5.47 5.47 5.47 5.47 5.55 5.71 5.83 MAX 0.79 0.16 1.02 0.67 0.24 0.51 0.00 0.00 0.00 0.08 0.12 0.08 NO. 3 1 5 3 4 3 0 0 0 1 2 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Estimated Annual Rainfall: Number of Days with Rain: 1.02 1.77 0.35 5.83 24 Gage 32500 down from 3/14 6:00 (125) through 3/16 06:00 (?) due to plugged funnel; estimated 13mm for the event of 3/15. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 126 Flood Control District of Maricopa County ALERT System Daily Rainfall at Val Vista Dr. @ Pueblo Ave. (gage # 32600) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .75 .47 2 .08 .04 3 .04 .87 4 .35 5 6 7 8 .08 9 .12 10 11 12 .12 13 14 .04 .35 15 .55 .08 .59 16 .39 .28 17 .04 .24 18 19 20 21 .16 .12 22 .08 ---23 ---24 ---25 ---26 .24 ---.39 27 ---.04 28 .31 ---29 ---30 .04 ---31 ------------.31 .16 ---------------------------------------------------------------------------------SUM 0.94 0.16 1.73 1.22 0.83 1.10 0.00 0.00 0.00 0.71 0.63 0.00 ACC 0.94 1.10 2.83 4.06 4.88 5.98 5.98 5.98 5.98 6.69 7.32 7.32 MAX 0.55 0.12 0.87 0.75 0.35 0.59 0.00 0.00 0.00 0.39 0.24 0.00 NO. 2 2 6 5 4 3 0 0 0 2 5 0 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 0.87 1.73 1.34 7.32 29 Gage 32600 down from 3/21 18:00 (152) through 3/29 18:00 (152) for unknown reason; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 127 Flood Control District of Maricopa County ALERT System Daily Rainfall at Freestone Basin (gage # 32800) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .75 .51 .04 2 .04 .08 3 .04 .94 4 .31 5 6 7 .04 8 .31 9 .12 10 11 12 .12 13 14 .31 15 .71 .08 .59 .04 16 .04 .28 17 18 19 20 21 .08 .08 22 .08 .04 23 24 25 26 .24 .12 27 28 .35 29 ---30 .08 ---31 ------------.04 ---------------------------------------------------------------------------------SUM 0.79 0.16 1.81 1.14 0.71 1.22 0.00 0.00 0.00 0.12 0.47 0.04 ACC 0.79 0.94 2.76 3.90 4.61 5.83 5.83 5.83 5.83 5.94 6.42 6.46 MAX 0.71 0.12 0.94 0.75 0.31 0.59 0.00 0.00 0.00 0.12 0.31 0.04 NO. 3 2 5 4 4 4 0 0 0 1 4 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.94 1.81 0.63 6.46 28 128 Flood Control District of Maricopa County ALERT System Daily Rainfall at Crossroads Park (gage # 33000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .71 .24 .04 2 .08 3 .91 4 .04 .43 5 6 7 8 .63 9 .08 10 11 12 .12 13 .04 14 15 .67 .04 .04 .04 .63 16 .08 .28 17 .04 18 19 20 21 .04 .04 .08 22 .20 23 .04 24 25 26 .28 .31 27 28 .35 29 ---30 .04 ---.04 31 ------------.04 ---------------------------------------------------------------------------------SUM 0.83 0.08 2.09 1.02 0.39 1.02 0.00 0.00 0.00 0.31 0.79 0.04 ACC 0.83 0.91 2.99 4.02 4.41 5.43 5.43 5.43 5.43 5.75 6.54 6.57 MAX 0.67 0.08 0.91 0.71 0.28 0.63 0.00 0.00 0.00 0.31 0.63 0.04 NO. 4 1 7 3 4 5 0 0 0 1 4 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Estimated Annual Rainfall: Number of Days with Rain: 0.91 2.09 1.14 6.57 30 Gage 33000 down from 12/03 12:00 (23) through 12/05 12:00 (?) due to plugged funnel; estimated 34mm for 12/3-4. Gage 33000 down from 3/14 6:00 (136) through 3/16 06:00 (?) due to plugged funnel; estimated 11mm for the event of 3/15. F 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 129 lood Control District of Maricopa County ALERT System Daily Rainfall at McDowell Rd. @ Hawes Rd. (gage # 33200) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .75 .51 2 .35 .08 3 .04 .94 .04 4 .31 5 6 7 8 .08 9 .08 10 11 12 .35 .59 13 .04 .04 1.54 14 15 1.30 .28 .63 .08 16 .12 .43 .08 17 .12 .04 18 19 20 21 .24 .20 22 .24 .16 23 24 25 26 .43 .24 27 .20 28 .43 29 ---30 .04 ---.04 31 ------------.04 .16 ---------------------------------------------------------------------------------SUM 1.42 0.12 2.13 1.97 0.94 1.50 0.00 0.04 0.00 0.28 0.71 2.13 ACC 1.42 1.54 3.66 5.63 6.57 8.07 8.07 8.11 8.11 8.39 9.09 11.22 MAX 1.30 0.08 0.94 0.75 0.43 0.63 0.00 0.04 0.00 0.24 0.20 1.54 NO. 2 2 6 6 4 6 0 1 0 2 5 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.54 2.13 3.11 11.22 36 130 Flood Control District of Maricopa County ALERT System Daily Rainfall at McDowell Rd. @ Meridian Rd. (gage # 33500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .79 .28 2 .35 .39 3 .04 .98 .04 4 .43 5 6 7 8 .04 9 .04 10 11 12 .28 .59 13 .04 .04 .71 14 .35 15 .31 .28 .16 .31 .04 16 .04 .39 .39 17 .04 .16 .08 18 .04 19 .04 20 21 .24 .24 22 .12 .12 23 24 25 26 .35 .91 27 .08 28 .47 29 ---30 .04 ---.04 .04 31 ---------------------------------------------------------------------------------------------SUM 0.43 0.08 2.24 2.09 1.26 1.54 0.00 0.00 0.00 1.02 0.31 1.34 ACC 0.43 0.51 2.76 4.84 6.10 7.64 7.64 7.64 7.64 8.66 8.98 10.31 MAX 0.31 0.04 0.98 0.79 0.35 0.39 0.00 0.00 0.00 0.91 0.24 0.71 NO. 4 2 6 8 6 6 0 0 0 3 2 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.98 2.24 2.68 10.31 40 131 Flood Control District of Maricopa County ALERT System Daily Rainfall at EMF below Powerline Floodway (gage # 33700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .75 .51 2 .04 .04 3 1.06 4 .31 5 6 7 .04 8 .24 9 .04 10 11 12 .12 13 14 .24 15 .83 .55 16 .71 .35 17 .04 18 19 20 21 .16 .12 22 .12 23 24 25 26 .24 .16 27 28 .28 29 ---30 .04 ---31 ------------.04 .16 ---------------------------------------------------------------------------------SUM 1.57 0.04 1.81 1.18 0.75 1.10 0.00 0.00 0.00 0.20 0.51 0.00 ACC 1.57 1.61 3.43 4.61 5.35 6.46 6.46 6.46 6.46 6.65 7.17 7.17 MAX 0.83 0.04 1.06 0.75 0.24 0.55 0.00 0.00 0.00 0.16 0.24 0.00 NO. 3 1 5 4 4 3 0 0 0 2 3 0 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.06 1.81 0.71 7.17 25 132 Flood Control District of Maricopa County ALERT System Daily Rainfall at Falcon Field (gage # 34000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .79 .47 2 .12 .08 3 .04 .79 .04 4 .28 5 6 7 8 9 .20 10 11 12 .24 .51 13 .04 .47 14 .08 15 .79 .24 .31 .67 .12 16 .08 .24 .04 17 .04 .08 18 19 20 21 .08 .08 22 .12 .12 23 24 25 .28 26 .04 .79 27 28 .35 29 ---30 .04 ---31 ------------.04 .39 ---------------------------------------------------------------------------------SUM 0.87 0.24 1.73 1.42 0.91 1.38 0.00 0.04 0.00 0.83 0.67 0.98 ACC 0.87 1.10 2.83 4.25 5.16 6.54 6.54 6.57 6.57 7.40 8.07 9.06 MAX 0.79 0.20 0.79 0.79 0.31 0.67 0.00 0.04 0.00 0.79 0.39 0.51 NO. 2 2 6 5 6 5 0 1 0 2 4 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.79 1.73 2.48 9.06 35 133 Flood Control District of Maricopa County ALERT System Daily Rainfall at Greenfield Rd. @ Adobe Rd. (gage # 34200) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .83 .51 2 .08 3 .04 .87 .04 4 .28 ---5 ---6 7 8 .16 9 .12 10 11 12 .20 .04 13 .20 14 .04 .35 15 .83 .16 .04 .63 .24 16 .24 .24 17 .04 .20 18 19 .04 20 21 .08 .12 22 .16 .12 23 24 25 26 .28 .51 27 28 .35 29 ---30 .04 ---31 ------------.16 .20 ---------------------------------------------------------------------------------SUM 1.06 0.16 1.77 1.38 0.91 1.26 0.00 0.00 0.00 0.67 0.91 0.28 ACC 1.06 1.22 2.99 4.37 5.28 6.54 6.54 6.54 6.54 7.20 8.11 8.39 MAX 0.83 0.12 0.87 0.83 0.35 0.63 0.00 0.00 0.00 0.51 0.24 0.20 NO. 2 2 6 6 5 3 0 0 0 2 5 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 0.87 1.77 1.85 8.39 34 Gage 34200 down from 2/03 12:00 (111) through 2/06 10:53 (111) due to battery failure; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 134 Flood Control District of Maricopa County ALERT System Daily Rainfall at EMF @ Broadway Rd. (gage # 34300) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .79 .55 2 .08 .04 3 .87 4 .35 5 6 7 8 .08 9 .08 10 11 12 .16 13 .04 14 .39 15 1.22 .08 .63 16 .28 .28 17 .08 .04 18 19 20 21 .16 .12 22 .12 .04 23 24 25 26 .24 .31 27 .12 28 .31 29 ---30 .04 ---.04 31 ------------.08 .28 ---------------------------------------------------------------------------------SUM 1.50 0.08 1.77 1.30 0.91 1.30 0.00 0.00 0.00 0.39 0.63 0.00 ACC 1.50 1.57 3.35 4.65 5.55 6.85 6.85 6.85 6.85 7.24 7.87 7.87 MAX 1.22 0.08 0.87 0.79 0.39 0.63 0.00 0.00 0.00 0.31 0.28 0.00 NO. 2 1 6 5 4 5 0 0 0 2 5 0 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.22 1.77 1.02 7.87 30 135 Flood Control District of Maricopa County ALERT System Daily Rainfall at Recker Rd. @ McLellan Rd. (gage # 34400) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .83 .51 2 .12 .04 3 .91 4 .31 5 6 .08 7 8 .04 9 .12 10 11 12 .24 .39 13 .35 14 .04 .35 15 1.42 .16 .59 .04 16 .04 .28 .04 17 .08 .04 18 19 20 21 .12 .04 22 .16 .08 23 24 25 26 .28 .35 27 .04 28 .39 29 ---30 ---31 ------------.47 ---------------------------------------------------------------------------------SUM 1.54 0.12 1.89 1.38 0.91 1.26 0.00 0.08 0.00 0.35 0.67 0.75 ACC 1.54 1.65 3.54 4.92 5.83 7.09 7.09 7.17 7.17 7.52 8.19 8.94 MAX 1.42 0.12 0.91 0.83 0.35 0.59 0.00 0.08 0.00 0.35 0.47 0.39 NO. 3 1 5 4 4 5 0 1 0 1 6 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.42 1.89 1.77 8.94 32 136 Flood Control District of Maricopa County ALERT System Daily Rainfall at Williams Field Rd. (gage # 34500) for Water Year 2023 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 ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---------------------------------------------------------------------------------SUM ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---ACC ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---MAX ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---NO. ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: ---------------- Gage was out-of-service all year due to permit issues. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 137 Flood Control District of Maricopa County ALERT System Daily Rainfall at University Dr. @ 62nd St. Basin (gage # 34600) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .79 .51 2 .08 .04 3 .04 .87 4 .35 5 6 .04 7 8 .08 .08 9 .08 10 11 12 .24 13 .04 .20 14 .43 15 .91 .12 .63 16 .08 .31 17 .08 .28 18 19 20 21 .16 .12 22 .20 .08 23 24 25 26 .31 .28 27 28 .35 29 ---30 .04 ---.04 31 ------------.12 .28 ---------------------------------------------------------------------------------SUM 1.10 0.12 1.89 1.38 1.10 1.30 0.00 0.00 0.00 0.39 0.75 0.20 ACC 1.10 1.22 3.11 4.49 5.59 6.89 6.89 6.89 6.89 7.28 8.03 8.23 MAX 0.91 0.08 0.87 0.79 0.43 0.63 0.00 0.00 0.00 0.28 0.28 0.20 NO. 4 2 6 5 4 5 0 0 0 2 4 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.91 1.89 1.34 8.23 33 138 Flood Control District of Maricopa County ALERT System Daily Rainfall at Main St. @ Hawes Rd. (gage # 34700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .67 .51 2 .04 .08 3 .04 1.06 .04 4 .39 5 6 7 8 9 .04 10 11 12 .28 13 .04 14 .47 15 .67 .08 .04 .63 16 .04 .35 17 .08 .59 18 19 20 21 .16 .12 22 .16 .12 23 24 25 26 .31 .31 27 .31 28 .31 29 ---30 .08 ---.04 31 ------------.16 .47 ---------------------------------------------------------------------------------SUM 0.71 0.08 2.17 1.26 1.14 1.38 0.00 0.00 0.00 0.47 1.50 0.00 ACC 0.71 0.79 2.95 4.21 5.35 6.73 6.73 6.73 6.73 7.20 8.70 8.70 MAX 0.67 0.04 1.06 0.67 0.47 0.63 0.00 0.00 0.00 0.31 0.59 0.00 NO. 2 2 6 6 5 5 0 0 0 2 4 0 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.06 2.17 1.97 8.70 32 139 Flood Control District of Maricopa County ALERT System Daily Rainfall at EMF @ Queen Creek Rd. (gage # 34800) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .75 .47 2 3 1.02 4 .35 5 6 .24 7 8 .20 9 .04 10 11 12 .12 13 14 .24 15 1.10 .04 .51 16 .04 .35 .04 17 18 19 20 21 .20 .04 22 23 24 25 26 .28 .31 27 28 .28 29 ---30 .08 ---31 ------------.04 ---------------------------------------------------------------------------------SUM 1.57 0.04 1.85 1.14 0.71 0.98 0.00 0.04 0.00 0.31 0.08 0.00 ACC 1.57 1.61 3.46 4.61 5.31 6.30 6.30 6.34 6.34 6.65 6.73 6.73 MAX 1.10 0.04 1.02 0.75 0.28 0.51 0.00 0.04 0.00 0.31 0.04 0.00 NO. 4 1 5 3 3 2 0 1 0 1 2 0 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.10 1.85 0.39 6.73 22 140 Flood Control District of Maricopa County ALERT System Daily Rainfall at Jefferson Park (gage # 34900) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .79 .51 .04 2 .04 .04 .08 3 .04 1.02 4 .35 5 6 .08 7 8 .04 9 .04 10 11 12 .24 13 .04 14 .47 15 .63 .08 .63 16 .04 .39 17 .12 .75 18 19 20 21 .20 .08 22 .12 .12 23 24 25 26 .31 .28 27 .08 28 .35 29 ---30 .04 ---.08 31 ------------.47 .31 ---------------------------------------------------------------------------------SUM 0.75 0.12 2.05 1.42 1.10 1.42 0.00 0.00 0.00 0.75 1.26 0.04 ACC 0.75 0.87 2.91 4.33 5.43 6.85 6.85 6.85 6.85 7.60 8.86 8.90 MAX 0.63 0.04 1.02 0.79 0.47 0.63 0.00 0.00 0.00 0.47 0.75 0.04 NO. 3 3 6 5 4 5 0 0 0 2 5 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.02 2.05 2.05 8.90 34 141 Flood Control District of Maricopa County ALERT System Daily Rainfall at Elliot Rd. @ Loop 202 (gage # 35000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .71 .51 .04 2 .04 .04 3 .04 1.10 4 .28 5 6 .08 7 8 .39 9 .04 10 11 12 .16 13 .04 14 .28 15 .71 .04 .63 16 .08 .35 .08 17 .24 18 19 20 21 .16 .08 22 .08 .08 23 24 25 26 .28 .12 27 28 .28 29 ---30 .08 ---.04 .04 31 ------------.12 .16 ---------------------------------------------------------------------------------SUM 0.87 0.08 1.93 1.14 0.79 1.38 0.00 0.00 0.00 0.28 0.87 0.04 ACC 0.87 0.94 2.87 4.02 4.80 6.18 6.18 6.18 6.18 6.46 7.32 7.36 MAX 0.71 0.04 1.10 0.71 0.28 0.63 0.00 0.00 0.00 0.12 0.39 0.04 NO. 3 2 6 4 4 6 0 0 0 3 4 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.10 1.93 1.18 7.36 33 142 Flood Control District of Maricopa County ALERT System Daily Rainfall at EMF @ Hunt Hwy. (gage # 35100) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .75 .51 2 .04 3 .83 4 .47 5 6 7 8 9 10 11 12 .12 13 14 .24 15 .12 .04 .31 16 .04 .31 17 18 19 20 21 .08 22 23 24 25 26 .24 27 28 .28 29 ---30 .20 ---31 ------------.31 .28 ---------------------------------------------------------------------------------SUM 0.16 0.00 1.89 1.10 0.55 0.87 0.00 0.00 0.00 0.31 0.28 0.00 ACC 0.16 0.16 2.05 3.15 3.70 4.57 4.57 4.57 4.57 4.88 5.16 5.16 MAX 0.12 0.00 0.83 0.75 0.24 0.51 0.00 0.00 0.00 0.31 0.28 0.00 NO. 2 0 5 3 3 3 0 0 0 1 1 0 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Estimated Annual Rainfall: Number of Days with Rain: 0.83 1.89 0.59 5.16 18 Gage 35100 down from 12/03 12:00 (4) through 12/05 12:00 (?) due to plugged funnel; estimated 33mm for the event of 12/3-4. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 143 Flood Control District of Maricopa County ALERT System Daily Rainfall at EMF @ Arizona Ave. (gage # 35200) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .75 .47 2 3 .91 4 .35 5 6 7 8 9 .08 10 11 12 .12 13 14 .31 15 .35 .04 .35 16 .39 .35 .04 17 18 19 20 21 .12 .08 22 .04 23 24 25 26 .24 27 28 .28 29 .04 ---30 .39 ---31 ------------.24 .83 ---------------------------------------------------------------------------------SUM 0.75 0.08 2.09 1.14 0.71 0.83 0.00 0.00 0.00 0.24 0.94 0.00 ACC 0.75 0.83 2.91 4.06 4.76 5.59 5.59 5.59 5.59 5.83 6.77 6.77 MAX 0.39 0.08 0.91 0.75 0.31 0.47 0.00 0.00 0.00 0.24 0.83 0.00 NO. 2 1 6 3 4 2 0 0 0 1 3 0 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.91 2.09 1.18 6.77 22 144 Flood Control District of Maricopa County ALERT System Daily Rainfall at Guadalupe Channel (gage # 35700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .79 .51 2 .04 .08 3 1.22 4 .31 5 6 .12 7 .04 8 .35 9 .04 10 11 12 .20 13 14 .39 15 .87 .04 .51 16 .12 .35 .04 17 .12 18 19 20 21 .20 .08 22 .12 .08 23 24 25 26 .24 .24 27 28 .31 29 ---30 .12 ---.04 31 ------------.12 .20 ---------------------------------------------------------------------------------SUM 1.14 0.04 2.17 1.34 0.94 1.26 0.00 0.00 0.00 0.35 0.63 0.00 ACC 1.14 1.18 3.35 4.69 5.63 6.89 6.89 6.89 6.89 7.24 7.87 7.87 MAX 0.87 0.04 1.22 0.79 0.39 0.51 0.00 0.00 0.00 0.24 0.35 0.00 NO. 4 1 5 5 4 6 0 0 0 2 3 0 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.22 2.17 0.98 7.87 30 145 Flood Control District of Maricopa County ALERT System Daily Rainfall at US 60 @ Ellsworth Rd. (gage # 35800) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .94 .67 2 .08 .08 3 1.34 4 .16 5 .20 6 .28 7 .08 8 .16 9 .04 10 11 12 .24 13 .04 14 .43 15 .98 .04 .71 16 .04 .51 17 .12 .12 18 19 20 21 .16 .16 22 ---.12 .12 23 ---24 25 26 .35 27 28 .35 29 ---30 .08 ---31 ------------.51 .31 ---------------------------------------------------------------------------------SUM 1.38 0.04 2.40 1.69 1.06 1.57 0.00 0.00 0.00 0.51 0.75 0.00 ACC 1.38 1.42 3.82 5.51 6.57 8.15 8.15 8.15 8.15 8.66 9.41 9.41 MAX 0.98 0.04 1.34 0.94 0.43 0.71 0.00 0.00 0.00 0.51 0.31 0.00 NO. 4 1 7 5 4 4 0 0 0 1 4 0 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 1.34 2.40 1.26 9.41 30 Gage 35800 down from 11/21 18:00 (37) through 11/24 06:00 (37) for unknown reason; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 146 Flood Control District of Maricopa County ALERT System Daily Rainfall at Queen Creek Rd. (gage # 36000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .98 .71 2 .04 .04 3 1.14 4 .43 5 .04 6 7 8 .04 9 .12 10 .08 11 12 .16 13 .04 14 .31 15 1.10 .55 16 .20 .51 17 18 19 20 21 .08 .08 22 .08 .04 23 24 25 26 .43 .35 27 28 .31 29 ---30 .12 ---31 ------------.04 ---------------------------------------------------------------------------------SUM 1.34 0.12 2.24 1.54 0.91 1.34 0.00 0.00 0.00 0.39 0.16 0.00 ACC 1.34 1.46 3.70 5.24 6.14 7.48 7.48 7.48 7.48 7.87 8.03 8.03 MAX 1.10 0.12 1.14 0.98 0.43 0.71 0.00 0.00 0.00 0.35 0.08 0.00 NO. 3 1 7 3 4 4 0 0 0 2 2 0 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.14 2.24 0.55 8.03 26 147 Flood Control District of Maricopa County ALERT System Daily Rainfall at Queen Creek Water Tank (gage # 36200) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.02 .59 2 .04 .08 3 1.26 4 .43 5 6 7 8 9 .12 10 11 12 .20 13 14 .24 15 .94 .04 .39 .08 16 .20 .35 17 .04 18 19 20 21 .20 .08 22 .08 23 24 25 26 .39 27 28 .24 29 ---30 .28 ---31 ------------.08 .20 ---------------------------------------------------------------------------------SUM 1.14 0.12 2.40 1.46 0.91 1.06 0.00 0.00 0.00 0.08 0.39 0.00 ACC 1.14 1.26 3.66 5.12 6.02 7.09 7.09 7.09 7.09 7.17 7.56 7.56 MAX 0.94 0.12 1.26 1.02 0.39 0.59 0.00 0.00 0.00 0.08 0.20 0.00 NO. 2 1 5 4 4 3 0 0 0 1 4 0 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.26 2.40 0.47 7.56 24 148 Flood Control District of Maricopa County ALERT System Daily Rainfall at Sonoqui Wash near Hawes Rd. (gage # 36300) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .94 .71 2 .08 3 1.14 4 .43 5 6 7 8 9 .04 .12 10 11 12 .16 13 14 .31 15 1.06 .04 .39 16 .24 .39 17 18 19 20 21 .12 .12 22 .04 .04 23 24 25 26 .43 .31 27 28 .28 29 ---30 .12 ---31 ------------.04 ---------------------------------------------------------------------------------SUM 1.34 0.12 2.13 1.38 0.91 1.22 0.00 0.00 0.00 0.31 0.16 0.00 ACC 1.34 1.46 3.58 4.96 5.87 7.09 7.09 7.09 7.09 7.40 7.56 7.56 MAX 1.06 0.12 1.14 0.94 0.43 0.71 0.00 0.00 0.00 0.31 0.12 0.00 NO. 3 1 5 3 4 4 0 0 0 1 2 0 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.14 2.13 0.47 7.56 23 149 Flood Control District of Maricopa County ALERT System Daily Rainfall at Apache Trail (gage # 36500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.02 .75 2 .12 .12 3 1.30 4 .39 5 6 7 8 .04 9 .12 10 .12 11 12 .43 13 .04 .08 14 .31 15 .31 .04 .67 16 .16 .47 17 .04 .04 18 19 20 21 .31 .31 22 .04 .04 23 24 25 26 .47 .67 27 28 .35 29 ---30 .08 ---.04 ---31 ------------.08 .04 ---------------------------------------------------------------------------------SUM 0.51 0.12 2.60 1.69 1.22 1.61 0.00 0.00 0.00 0.75 0.51 0.00 ACC 0.51 0.63 3.23 4.92 6.14 7.76 7.76 7.76 7.76 8.50 9.02 9.02 MAX 0.31 0.12 1.30 1.02 0.47 0.75 0.00 0.00 0.00 0.67 0.31 0.00 NO. 3 1 6 5 5 5 0 0 0 2 4 0 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.30 2.60 1.26 9.02 31 150 Flood Control District of Maricopa County ALERT System Daily Rainfall at Trailhead 88 (gage # 36600) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.26 .35 .04 2 .20 .35 3 .31 .04 1.22 .04 4 .39 5 6 7 8 9 .24 ---10 ---11 12 .43 .24 13 .04 .12 1.81 14 .39 15 .63 .39 .63 16 .20 .47 .20 .04 17 .08 .04 .31 18 .04 .04 19 20 21 .31 .04 .43 22 .16 .12 23 .04 24 25 26 .63 27 28 .39 .04 .31 29 ---30 ---.16 .16 31 ------------.12 ---------------------------------------------------------------------------------SUM 1.18 0.28 2.48 2.48 1.61 1.85 0.00 0.12 0.00 0.31 1.06 2.09 ACC 1.18 1.46 3.94 6.42 8.03 9.88 9.88 10.00 10.00 10.31 11.38 13.46 MAX 0.63 0.24 1.22 1.26 0.63 0.63 0.00 0.04 0.00 0.16 0.43 1.81 NO. 4 2 5 7 5 7 0 3 0 3 3 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 1.81 2.48 3.46 13.46 42 Gage 36600 down from 7/08 12:00 (254) through 7/11 11:00 (254) due to battery failure; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 151 Flood Control District of Maricopa County ALERT System Daily Rainfall at US 60 @ Gold Canyon (gage # 36900) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.30 .63 2 .12 .12 3 .04 1.30 4 .59 5 6 .16 7 8 .04 9 .16 10 .08 11 12 .39 13 .08 .08 14 .28 15 .79 .04 .67 .16 16 .08 .51 .04 .04 17 .08 18 19 20 21 .35 .04 .43 22 .16 .08 23 24 25 26 .51 .83 27 .28 28 .39 29 ---30 .08 ---.04 .04 31 ------------.51 .04 ---------------------------------------------------------------------------------SUM 1.06 0.20 2.76 2.05 1.38 1.61 0.00 0.04 0.00 1.38 0.98 0.08 ACC 1.06 1.26 4.02 6.06 7.44 9.06 9.06 9.09 9.09 10.47 11.46 11.54 MAX 0.79 0.16 1.30 1.30 0.51 0.67 0.00 0.04 0.00 0.83 0.43 0.08 NO. 4 2 5 5 5 7 0 1 0 3 5 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.30 2.76 2.44 11.54 38 152 Flood Control District of Maricopa County ALERT System Daily Rainfall at Vineyard FRS (gage # 37000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .94 .67 2 .12 .04 3 1.26 4 .47 5 6 7 8 .20 .04 9 .08 10 .12 11 12 .28 13 .12 14 .04 .28 15 .47 .63 16 .08 .51 .04 17 .04 18 19 20 21 .28 .04 .47 22 .08 .08 23 24 25 26 .47 .08 27 28 .35 29 ---30 .12 ---31 ------------.12 .12 ---------------------------------------------------------------------------------SUM 0.75 0.08 2.52 1.57 1.22 1.50 0.00 0.04 0.00 0.20 0.75 0.00 ACC 0.75 0.83 3.35 4.92 6.14 7.64 7.64 7.68 7.68 7.87 8.62 8.62 MAX 0.47 0.08 1.26 0.94 0.47 0.67 0.00 0.04 0.00 0.12 0.47 0.00 NO. 3 1 6 3 5 6 0 1 0 2 4 0 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.26 2.52 0.94 8.62 31 153 Flood Control District of Maricopa County ALERT System Daily Rainfall at Peralta Road (gage # 37100) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.85 .39 2 .20 .39 3 .59 1.30 4 .63 5 6 7 8 .24 9 .20 10 11 12 .47 .04 13 .08 .28 14 .31 15 .67 .08 .75 .12 16 .12 .71 .20 .83 17 .08 18 19 20 21 .51 .04 .31 22 .12 .04 23 24 25 26 .43 .24 27 .04 28 .59 .20 29 ---30 .08 ---.04 .16 31 ------------.04 ---------------------------------------------------------------------------------SUM 1.61 0.20 3.07 2.91 1.46 1.85 0.00 0.83 0.00 0.67 0.43 0.31 ACC 1.61 1.81 4.88 7.80 9.25 11.10 11.10 11.93 11.93 12.60 13.03 13.35 MAX 0.67 0.20 1.30 1.85 0.51 0.75 0.00 0.83 0.00 0.24 0.31 0.28 NO. 4 1 5 5 5 7 0 1 0 5 2 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.85 3.07 1.42 13.35 37 154 Flood Control District of Maricopa County ALERT System Daily Rainfall at Rittenhouse FRS (gage # 37200) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.34 .63 2 .04 .12 3 1.18 4 .71 5 6 7 8 9 10 11 12 .28 13 .08 14 .31 15 .04 .04 .43 16 .47 .04 17 18 19 20 21 .16 .04 22 .08 23 .04 24 25 .35 26 .12 .16 27 .04 28 .31 29 ---30 .08 ---31 ------------.04 ---------------------------------------------------------------------------------SUM 0.04 0.00 2.56 1.89 1.10 1.26 0.00 0.00 0.00 0.20 0.08 0.00 ACC 0.04 0.04 2.60 4.49 5.59 6.85 6.85 6.85 6.85 7.05 7.13 7.13 MAX 0.04 0.00 1.18 1.34 0.35 0.63 0.00 0.00 0.00 0.16 0.04 0.00 NO. 1 0 5 4 6 5 0 0 0 2 2 0 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Estimated Annual Rainfall: Number of Days with Rain: 1.34 2.56 0.28 7.13 25 Gage 37200 down from 12/03 12:00 (1) through 12/05 12:00 (?) due to tipping bucket failure; estimated 48mm for the event of 12/3-4. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 155 Flood Control District of Maricopa County ALERT System Daily Rainfall at Carney Springs (gage # 37300) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.69 .31 .04 2 .31 .51 3 .98 1.26 4 .67 5 .04 6 .24 7 .08 8 .08 9 .16 10 .08 11 12 .43 .12 13 .08 .43 14 .35 15 .47 .12 .75 16 .12 .83 .63 17 .12 18 .04 19 20 21 .43 .08 ---.31 22 .20 .04 ---23 ---24 25 26 .39 .04 27 28 .71 .08 29 ---30 .08 ---.04 .16 31 ---------------------------------------------------------------------------------------------SUM 1.97 0.16 3.19 3.11 1.46 1.73 0.00 0.63 0.00 0.28 0.39 0.59 ACC 1.97 2.13 5.31 8.43 9.88 11.61 11.61 12.24 12.24 12.52 12.91 13.50 MAX 0.98 0.16 1.26 1.69 0.43 0.75 0.00 0.63 0.00 0.16 0.31 0.43 NO. 6 1 6 6 5 6 0 1 0 3 2 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 1.69 3.19 1.26 13.50 39 Gage 37300 down from 7/20 12:00 (311) through 7/24 09:21 (311) for unknown reason; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 156 Flood Control District of Maricopa County ALERT System Daily Rainfall at Powerline Floodway (gage # 37500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .79 .51 .04 2 .04 .04 3 1.14 4 .35 5 6 .04 7 8 .12 9 .04 10 11 12 .20 13 14 .31 15 .91 .59 16 .08 .47 17 .04 18 19 20 21 .16 .08 22 .08 .08 23 24 25 26 .28 .20 27 28 .31 29 ---30 .04 ---31 ------------.16 .12 ---------------------------------------------------------------------------------SUM 1.02 0.04 2.05 1.34 0.83 1.22 0.00 0.00 0.00 0.35 0.31 0.04 ACC 1.02 1.06 3.11 4.45 5.28 6.50 6.50 6.50 6.50 6.85 7.17 7.20 MAX 0.91 0.04 1.14 0.79 0.31 0.59 0.00 0.00 0.00 0.20 0.12 0.04 NO. 3 1 5 4 4 4 0 0 0 2 3 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.14 2.05 0.71 7.20 27 157 Flood Control District of Maricopa County ALERT System Daily Rainfall at Siphon Draw @ Signal Butte Rd. (gage # 37600) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .87 .67 2 .04 .04 3 1.18 4 .35 5 6 .31 7 8 .16 9 .04 10 .12 11 12 .24 13 14 .28 15 .87 .04 .63 16 .08 .47 .04 17 18 19 20 21 .20 .12 22 .12 .08 23 24 25 26 .39 .04 27 28 .31 29 ---30 .08 ---.04 31 ------------.63 .16 ---------------------------------------------------------------------------------SUM 1.26 0.04 2.17 1.42 0.98 1.50 0.00 0.00 0.00 0.67 0.55 0.00 ACC 1.26 1.30 3.46 4.88 5.87 7.36 7.36 7.36 7.36 8.03 8.58 8.58 MAX 0.87 0.04 1.18 0.87 0.39 0.67 0.00 0.00 0.00 0.63 0.16 0.00 NO. 3 1 5 4 4 6 0 0 0 2 4 0 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.18 2.17 1.22 8.58 29 158 Flood Control District of Maricopa County ALERT System Daily Rainfall at Queen Cr. @ Rittenhouse Rd. (gage # 37700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.26 .63 2 .04 .08 3 1.18 4 .47 5 6 7 .04 8 .04 9 .12 10 11 12 .20 13 14 .28 15 .55 .43 .04 16 .20 .43 .04 17 .16 18 19 20 21 .28 .04 22 23 24 25 26 .43 .28 27 28 .28 29 ---30 .08 ---31 ------------.24 .16 ---------------------------------------------------------------------------------SUM 0.83 0.12 2.20 1.73 0.98 1.14 0.00 0.04 0.00 0.51 0.39 0.00 ACC 0.83 0.94 3.15 4.88 5.87 7.01 7.01 7.05 7.05 7.56 7.95 7.95 MAX 0.55 0.12 1.18 1.26 0.43 0.63 0.00 0.04 0.00 0.28 0.16 0.00 NO. 4 1 5 3 3 3 0 1 0 2 4 0 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.26 2.20 0.91 7.95 26 159 Flood Control District of Maricopa County ALERT System Daily Rainfall at Queen Cr. @ CAP (gage # 38000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.26 .51 2 .04 .12 3 1.30 4 .67 5 6 7 .12 8 .04 9 .24 10 11 12 .28 13 .04 14 .28 15 .94 .04 .04 .47 .04 16 .12 .51 .16 17 .04 .24 18 19 20 21 .24 .08 22 .12 .04 23 24 25 26 .47 .12 27 28 .31 .12 29 ---30 .16 ---31 ------------.08 ---------------------------------------------------------------------------------SUM 1.22 0.24 2.72 1.89 1.18 1.14 0.00 0.16 0.00 0.24 0.43 0.00 ACC 1.22 1.46 4.17 6.06 7.24 8.39 8.39 8.54 8.54 8.78 9.21 9.21 MAX 0.94 0.24 1.30 1.26 0.47 0.51 0.00 0.16 0.00 0.12 0.24 0.00 NO. 4 1 5 5 6 4 0 1 0 2 4 0 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.30 2.72 0.67 9.21 32 160 Flood Control District of Maricopa County ALERT System Daily Rainfall at Wolverine Pass (gage # 38300) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.06 .63 2 .12 .31 3 .04 1.18 .04 4 .35 5 6 7 8 9 .12 10 11 12 .35 .43 13 .16 1.30 14 .59 15 .39 .28 .67 16 .08 .55 .12 17 .08 18 .04 19 20 21 .24 .04 .31 22 .12 .08 23 24 25 26 .55 .31 27 ---28 .51 ---29 ------30 ---.04 ---31 ------------- ---.04 ---------------------------------------------------------------------------------SUM 0.47 0.16 2.40 2.13 1.65 1.89 0.00 0.04 0.00 0.31 0.35 1.73 ACC 0.47 0.63 3.03 5.16 6.81 8.70 8.70 8.74 8.74 9.06 9.41 11.14 MAX 0.39 0.12 1.18 1.06 0.59 0.67 0.00 0.04 0.00 0.31 0.31 1.30 NO. 2 2 4 6 5 7 0 1 0 1 2 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 1.30 2.40 2.40 11.14 32 Gage 38300 down from 7/25 12:00 (222) through 8/01 12:50 (230) due to lightning damage; assigned 8mm to 7/26. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 161 Flood Control District of Maricopa County ALERT System Daily Rainfall at Florence Junction (gage # 38500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.57 .47 2 .12 .28 3 1.26 4 .63 5 6 7 .08 8 .16 9 .20 10 11 12 .39 .16 13 .04 .12 14 .35 15 .59 .08 .63 .04 .47 16 .08 .67 .51 17 .04 .04 18 19 20 21 .51 .04 .28 22 .12 23 24 25 26 .43 1.02 27 .12 28 .47 .16 29 ---30 .08 ---31 ---------------------------------------------------------------------------------------------SUM 0.91 0.20 2.87 2.48 1.54 1.42 0.00 0.59 0.00 1.18 0.87 0.16 ACC 0.91 1.10 3.98 6.46 7.99 9.41 9.41 10.00 10.00 11.18 12.05 12.20 MAX 0.59 0.20 1.26 1.57 0.51 0.63 0.00 0.51 0.00 1.02 0.47 0.16 NO. 4 1 6 5 5 4 0 3 0 2 3 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Estimated Annual Rainfall: Number of Days with Rain: 1.57 2.87 2.20 12.20 34 Gage 38500 down from 12/27 12:00 (87) through 12/29 12:00 (?) due to tipping bucket failure; estimated 12 mm for 12/28. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 162 Flood Control District of Maricopa County ALERT System Daily Rainfall at Bulldog Canyon (gage # 38800) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.10 .71 2 .39 .24 3 1.14 4 .31 5 6 7 8 .04 9 .04 10 .04 11 12 .35 .51 13 .08 2.13 14 .51 15 .08 .31 .67 .04 16 .04 .43 .16 17 .20 .04 .04 18 .04 19 20 21 .28 .04 .35 22 .24 .12 23 24 25 26 .63 .39 27 28 .63 29 ---30 ---.04 .12 31 ------------.08 .08 ---------------------------------------------------------------------------------SUM 0.16 0.08 2.44 2.48 1.73 1.97 0.00 0.04 0.00 0.59 0.51 2.64 ACC 0.16 0.24 2.68 5.16 6.89 8.86 8.86 8.90 8.90 9.49 10.00 12.64 MAX 0.08 0.04 1.14 1.10 0.63 0.71 0.00 0.04 0.00 0.39 0.35 2.13 NO. 3 2 4 6 5 7 0 1 0 3 4 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2.13 2.64 3.74 12.64 37 Gage 38800 down from 12/03 12:00 (6) through 12/05 12:00 (?) due to plugged funnel; estimated 37mm for the event of 12/3-4. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 163 Flood Control District of Maricopa County ALERT System Daily Rainfall at Kings Ranch (gage # 39000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.46 .35 2 .20 .24 3 .98 4 .51 5 6 7 8 9 .08 10 .08 11 12 .39 .12 13 .08 .04 14 .24 15 .31 .04 .55 16 .59 .04 .08 17 .04 18 19 20 21 .31 .04 .16 22 .16 .08 23 24 25 26 .43 .08 27 28 .47 29 ---30 .08 ---.04 31 ------------.47 ---------------------------------------------------------------------------------SUM 0.31 0.08 2.44 2.32 1.22 1.30 0.00 0.08 0.00 0.59 0.24 0.16 ACC 0.31 0.39 2.83 5.16 6.38 7.68 7.68 7.76 7.76 8.35 8.58 8.74 MAX 0.31 0.08 0.98 1.46 0.43 0.55 0.00 0.08 0.00 0.47 0.16 0.12 NO. 1 1 5 5 5 6 0 1 0 3 2 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 1.46 2.44 0.98 8.74 31 Gage 39000 down from 12/03 12:00 (6) through 12/05 12:00 (?) due to plugged funnel; estimated 48mm for the event of 12/3-4. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 164 Flood Control District of Maricopa County ALERT System Daily Rainfall at Weekes Wash @ Baseline Rd. (gage # 39200) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .87 .67 2 .08 .04 3 1.18 4 .39 5 6 7 8 9 .08 10 .39 11 12 .35 13 .04 .12 14 .24 15 .31 .04 .67 16 .20 .39 .04 17 .04 18 19 20 21 .28 .04 .31 22 .08 .04 23 24 25 26 .43 .24 27 28 .31 29 ---30 .08 ---.04 .43 31 ------------.31 .08 ---------------------------------------------------------------------------------SUM 0.51 0.08 2.36 1.42 1.14 1.54 0.00 0.00 0.00 0.98 0.79 0.00 ACC 0.51 0.59 2.95 4.37 5.51 7.05 7.05 7.05 7.05 8.03 8.82 8.82 MAX 0.31 0.08 1.18 0.87 0.43 0.67 0.00 0.00 0.00 0.43 0.39 0.00 NO. 2 1 6 5 5 7 0 0 0 3 3 0 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.18 2.36 1.77 8.82 32 165 Flood Control District of Maricopa County ALERT System Daily Rainfall at Salt R. @ Val Vista Dr. (gage # 39500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .67 .39 2 .04 .20 .04 3 .04 .79 4 .28 5 6 7 8 .04 9 .12 10 11 12 .20 .63 13 .04 .35 14 .20 15 .55 .20 .71 16 .08 .20 .12 17 .04 18 19 20 ------21 ------.08 .12 22 ------.08 .08 23 ---24 25 26 .20 .87 27 28 .31 29 ---30 ---31 ------------.31 ---------------------------------------------------------------------------------SUM 0.63 0.20 1.61 1.30 0.55 1.34 0.00 0.00 0.00 0.87 0.47 0.98 ACC 0.63 0.83 2.44 3.74 4.29 5.63 5.63 5.63 5.63 6.50 6.97 7.95 MAX 0.55 0.12 0.79 0.67 0.20 0.71 0.00 0.00 0.00 0.87 0.31 0.63 NO. 2 3 5 5 4 5 0 0 0 1 3 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 0.87 1.61 2.32 7.95 30 Gage 39500 down from 1/19 12:00 (95) through 1/24 10:07 (95) due to antenna problem; no rain fell. Gage 39500 down from 11/19 06:00 (21) through 11/23 06:00 (21) for unknown reason; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 166 Flood Control District of Maricopa County ALERT System Daily Rainfall at Salt River Landfill (gage # 39700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .67 .63 2 .08 .16 .04 3 .83 .04 4 .31 5 6 7 8 9 .04 10 11 12 .35 .47 13 .04 .12 14 .31 15 .51 .16 1.18 16 .08 .24 .04 17 18 .04 .04 19 20 21 .08 .16 22 .12 .12 23 24 25 26 .28 1.02 27 28 .43 29 ---30 ---31 ------------.04 .28 ---------------------------------------------------------------------------------SUM 0.59 0.12 1.97 1.30 0.79 2.01 0.00 0.04 0.00 1.06 0.43 0.59 ACC 0.59 0.71 2.68 3.98 4.76 6.77 6.77 6.81 6.81 7.87 8.31 8.90 MAX 0.51 0.08 0.83 0.67 0.31 1.18 0.00 0.04 0.00 1.02 0.28 0.47 NO. 2 2 5 6 4 5 0 1 0 2 2 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.18 2.01 2.09 8.90 31 167 Flood Control District of Maricopa County ALERT System Daily Rainfall at Sand Tank Wash @ I-8 (gage # 40000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .47 .59 .08 2 3 .31 4 .08 5 6 .08 .04 7 8 9 10 11 12 .16 13 14 .28 15 .04 .55 16 .31 17 .16 18 19 .08 20 21 .04 22 .16 23 24 25 26 .35 27 28 .51 29 .04 ---30 .04 ---.12 31 ---.24 ------------------------------------------------------------------------------------------SUM 0.08 0.00 1.18 1.06 0.79 1.14 0.00 0.00 0.00 0.12 0.28 0.08 ACC 0.08 0.08 1.26 2.32 3.11 4.25 4.25 4.25 4.25 4.37 4.65 4.72 MAX 0.08 0.00 0.51 0.47 0.35 0.59 0.00 0.00 0.00 0.12 0.16 0.08 NO. 1 0 7 4 3 2 0 0 0 1 3 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.59 1.18 0.47 4.72 22 168 Flood Control District of Maricopa County ALERT System Daily Rainfall at Sand Tank Wash (gage # 40300) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .31 .79 .16 2 3 .39 4 .28 5 6 7 8 9 .16 10 11 12 .16 13 14 .28 15 .08 .24 16 .08 .31 17 .04 .08 18 .04 19 20 21 .04 22 .12 23 24 25 .39 26 27 28 .39 29 .08 ---.04 30 ---.16 31 ---.28 ---------.04 ---------------------------------------------------------------------------------SUM 0.16 0.16 1.30 0.94 0.79 1.06 0.00 0.00 0.00 0.16 0.20 0.16 ACC 0.16 0.31 1.61 2.56 3.35 4.41 4.41 4.41 4.41 4.57 4.76 4.92 MAX 0.08 0.16 0.39 0.31 0.39 0.79 0.00 0.00 0.00 0.16 0.08 0.16 NO. 2 1 5 4 3 3 0 0 0 1 4 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.79 1.30 0.51 4.92 24 169 Flood Control District of Maricopa County ALERT System Daily Rainfall at Bender Wash (gage # 40500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .51 .59 .08 2 .04 3 .20 4 .20 5 6 .04 7 8 9 .08 10 11 12 .20 13 14 .24 15 .16 .28 16 .24 .31 17 .04 .04 18 19 .20 20 21 22 .04 23 24 25 26 .31 27 28 .35 29 ---30 .04 ---.04 31 ---.16 ------------------------------------------------------------------------------------------SUM 0.43 0.08 0.98 1.02 0.59 0.87 0.00 0.00 0.00 0.04 0.24 0.12 ACC 0.43 0.51 1.50 2.52 3.11 3.98 3.98 3.98 3.98 4.02 4.25 4.37 MAX 0.24 0.08 0.35 0.51 0.31 0.59 0.00 0.00 0.00 0.04 0.20 0.08 NO. 3 1 5 4 3 2 0 0 0 1 2 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.59 1.02 0.39 4.37 23 170 Flood Control District of Maricopa County ALERT System Daily Rainfall at Mt. Oatman Rain (gage # 40700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .35 .31 .35 2 .04 3 .94 .24 4 5 6 7 8 9 10 11 12 .20 .16 13 .12 14 .04 15 .16 .35 16 .35 17 .04 18 19 .16 20 21 22 .04 23 24 25 26 .08 27 28 .43 29 ---30 .08 ---31 ---.47 ------------------------------------------------------------------------------------------SUM 1.10 0.00 0.87 1.30 0.24 0.75 0.00 0.00 0.00 0.00 0.16 0.51 ACC 1.10 1.10 1.97 3.27 3.50 4.25 4.25 4.25 4.25 4.25 4.41 4.92 MAX 0.94 0.00 0.43 0.47 0.12 0.35 0.00 0.00 0.00 0.00 0.16 0.35 NO. 2 0 3 5 3 4 0 0 0 0 1 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.94 1.30 0.67 4.92 20 171 Flood Control District of Maricopa County ALERT System Daily Rainfall at Columbus Wash (gage # 40800) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .08 .31 .71 2 .04 3 .08 .20 4 5 6 7 8 9 10 11 12 13 .04 .08 14 .04 15 .16 .31 16 .31 17 18 19 .08 20 21 .04 22 .39 23 24 25 .04 26 27 28 .28 29 ---30 ---.04 31 ---.43 ------------------------------------------------------------------------------------------SUM 0.24 0.00 0.51 0.87 0.12 1.06 0.00 0.00 0.00 0.04 0.12 0.71 ACC 0.24 0.24 0.75 1.61 1.73 2.80 2.80 2.80 2.80 2.83 2.95 3.66 MAX 0.16 0.00 0.28 0.43 0.08 0.39 0.00 0.00 0.00 0.04 0.08 0.71 NO. 2 0 3 4 2 4 0 0 0 1 2 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.71 1.06 0.87 3.66 19 172 Flood Control District of Maricopa County ALERT System Daily Rainfall at Copper Wash (gage # 41000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .31 .63 1.22 2 .04 3 .16 4 5 6 7 8 9 10 11 12 .04 13 .20 14 .04 15 .31 .04 .35 16 .39 17 18 19 .24 .04 20 21 .04 22 .08 23 24 25 26 .04 27 28 .39 29 ---30 ---31 ---.31 ------------------------------------------------------------------------------------------SUM 0.31 0.00 0.59 1.14 0.24 1.10 0.00 0.24 0.00 0.00 0.04 1.22 ACC 0.31 0.31 0.91 2.05 2.28 3.39 3.39 3.62 3.62 3.62 3.66 4.88 MAX 0.31 0.00 0.39 0.39 0.20 0.63 0.00 0.24 0.00 0.00 0.04 1.22 NO. 1 0 3 6 2 4 0 1 0 0 1 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.22 1.22 1.26 4.88 19 173 Flood Control District of Maricopa County ALERT System Daily Rainfall at 4th of July Wash (gage # 41200) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .47 .67 .20 2 .04 .12 3 .04 .20 4 .04 5 6 7 8 9 10 11 12 .08 13 .16 14 .04 15 .16 .04 .51 16 .35 .04 .35 17 .04 18 .04 19 ---.16 20 ---.04 21 .04 ---22 .35 23 24 25 26 .08 27 .04 28 .35 .04 29 .04 ---.04 30 ---.04 31 ---.35 ---------.04 ---------------------------------------------------------------------------------SUM 0.20 0.04 0.71 1.26 0.24 1.61 0.00 0.00 0.00 0.16 0.67 0.31 ACC 0.20 0.24 0.94 2.20 2.44 4.06 4.06 4.06 4.06 4.21 4.88 5.20 MAX 0.16 0.04 0.35 0.47 0.16 0.67 0.00 0.00 0.00 0.04 0.35 0.20 NO. 2 1 5 5 2 5 0 0 0 4 6 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 0.67 1.61 1.14 5.20 32 Gage 41200 down from 5/18 18:00 (103) through 5/22 06:00 (103) due to repeater failure; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 174 Flood Control District of Maricopa County ALERT System Daily Rainfall at Gila Bend Mountains (gage # 41500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .31 .71 .67 2 3 .12 4 5 6 7 8 9 .04 10 11 12 .12 13 .39 14 .04 15 .35 .04 .39 16 .28 17 18 19 .16 .08 20 21 .04 .04 22 .24 23 24 25 .04 26 .04 27 28 .35 29 ---30 ---.08 31 ---.35 ---------.12 ---------------------------------------------------------------------------------SUM 0.35 0.04 0.59 1.02 0.47 1.38 0.00 0.16 0.00 0.08 0.24 0.67 ACC 0.35 0.39 0.98 2.01 2.48 3.86 3.86 4.02 4.02 4.09 4.33 5.00 MAX 0.35 0.04 0.35 0.35 0.39 0.71 0.00 0.16 0.00 0.08 0.12 0.67 NO. 1 1 3 5 3 4 0 1 0 1 3 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.71 1.38 0.98 5.00 23 175 Flood Control District of Maricopa County ALERT System Daily Rainfall at Gila R. @ Maricopa Rd. (gage # 41700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .55 .28 2 3 .04 .71 4 .24 5 .04 6 7 8 9 .04 10 11 12 13 14 .20 15 .83 .04 .35 16 .31 .12 17 18 19 20 21 .24 .04 22 .04 23 24 25 26 .08 27 28 .31 29 .08 ---30 .24 ---31 ---.04 ---------.91 ---------------------------------------------------------------------------------SUM 0.83 0.08 1.65 0.91 0.51 0.67 0.00 0.12 0.00 0.00 0.94 0.00 ACC 0.83 0.91 2.56 3.46 3.98 4.65 4.65 4.76 4.76 4.76 5.71 5.71 MAX 0.83 0.04 0.71 0.55 0.24 0.35 0.00 0.12 0.00 0.00 0.91 0.00 NO. 1 2 7 3 3 3 0 1 0 0 2 0 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.91 1.65 0.94 5.71 22 176 Flood Control District of Maricopa County ALERT System Daily Rainfall at Gila R. @ Olberg Rd. (gage # 42000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .87 .39 .04 2 .04 3 1.26 4 .04 .51 5 6 7 .08 8 .12 9 .08 10 11 12 .20 13 14 .20 15 1.02 .16 .31 16 .24 .39 .47 17 .24 18 19 20 21 .16 .04 .08 22 23 24 25 26 .31 27 28 .24 29 ---30 .31 ---31 ------------.04 .94 ---------------------------------------------------------------------------------SUM 1.50 0.08 2.52 1.46 0.67 0.71 0.00 0.47 0.00 0.31 1.02 0.04 ACC 1.50 1.57 4.09 5.55 6.22 6.93 6.93 7.40 7.40 7.72 8.74 8.78 MAX 1.02 0.08 1.26 0.87 0.31 0.39 0.00 0.47 0.00 0.24 0.94 0.04 NO. 5 1 5 4 3 2 0 1 0 3 2 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.26 2.52 1.38 8.78 27 177 Flood Control District of Maricopa County ALERT System Daily Rainfall at Magma East (gage # 42200) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .91 .55 .12 2 .20 .28 3 .04 1.26 4 1.06 5 6 7 .16 8 .08 9 .08 10 11 .04 12 .35 13 .20 14 .24 15 .55 .47 .71 16 .35 .63 .04 17 18 19 20 21 .24 .08 22 .24 23 24 25 26 .43 .20 27 28 .31 .04 29 ---30 .20 ---31 ---------------------------------------------------------------------------------------------SUM 1.14 0.12 3.19 2.20 1.34 1.26 0.00 0.04 0.00 0.24 0.12 0.39 ACC 1.14 1.26 4.45 6.65 7.99 9.25 9.25 9.29 9.29 9.53 9.65 10.04 MAX 0.55 0.08 1.26 0.91 0.43 0.71 0.00 0.04 0.00 0.20 0.08 0.28 NO. 4 2 5 4 5 2 0 1 0 2 2 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.26 3.19 0.75 10.04 29 178 Flood Control District of Maricopa County ALERT System Daily Rainfall at Magma FRS (gage # 42300) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .79 .47 2 .12 3 .04 1.26 4 .98 5 6 7 .04 8 .04 9 .04 10 .04 11 12 .20 13 .24 14 .16 15 .35 .63 .75 16 .08 .55 .12 17 18 19 20 21 .24 .08 22 .16 23 24 25 26 .39 .55 .04 27 28 .24 29 ---.04 30 .28 ---31 ---.04 ---------.24 ---------------------------------------------------------------------------------SUM 0.51 0.08 2.99 2.09 1.18 1.22 0.00 0.12 0.00 0.83 0.16 0.00 ACC 0.51 0.59 3.58 5.67 6.85 8.07 8.07 8.19 8.19 9.02 9.17 9.17 MAX 0.35 0.04 1.26 0.79 0.39 0.75 0.00 0.12 0.00 0.55 0.08 0.00 NO. 4 2 6 4 5 2 0 1 0 3 3 0 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.26 2.99 0.98 9.17 30 179 Flood Control District of Maricopa County ALERT System Daily Rainfall at Gila Bend Landfill (gage # 42500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .35 .43 .08 2 3 .04 .28 4 .04 5 6 .08 7 8 9 10 11 12 .16 13 14 .24 15 .08 .04 .47 16 .28 17 .04 18 19 .04 20 ---21 ---- ---22 ---23 24 25 26 .31 27 28 .51 29 ---30 .16 ---31 ---.16 ------------------------------------------------------------------------------------------SUM 0.20 0.00 1.14 0.87 0.55 0.91 0.00 0.00 0.00 0.00 0.04 0.08 ACC 0.20 0.20 1.34 2.20 2.76 3.66 3.66 3.66 3.66 3.66 3.70 3.78 MAX 0.08 0.00 0.51 0.35 0.31 0.47 0.00 0.00 0.00 0.00 0.04 0.08 NO. 3 0 5 5 2 2 0 0 0 0 1 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 0.51 1.14 0.12 3.78 19 Gage 42500 down from 1/20 00:00 (52) through 1/23 09:23 (52) due to battery failure; no rain fell. Gage 42500 down from 2/19 06:00 (62) through 2/22 09:57 (62) due to battery failure; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 180 Flood Control District of Maricopa County ALERT System Daily Rainfall at Rainbow Wash (gage # 42800) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .35 .31 .04 2 .04 3 .24 4 .12 5 6 .08 7 8 9 .16 10 11 12 .24 13 14 .28 15 2.17 .43 16 .28 .04 17 18 19 20 21 22 .04 .20 23 .04 24 25 26 .20 27 28 .59 29 ---30 ---.20 31 ---.24 ---------.04 ---------------------------------------------------------------------------------SUM 2.24 0.16 1.18 0.87 0.51 0.98 0.00 0.04 0.00 0.24 0.04 0.04 ACC 2.24 2.40 3.58 4.45 4.96 5.94 5.94 5.98 5.98 6.22 6.26 6.30 MAX 2.17 0.16 0.59 0.35 0.28 0.43 0.00 0.04 0.00 0.20 0.04 0.04 NO. 2 1 4 3 3 4 0 1 0 2 1 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 2.17 2.24 0.31 6.30 22 181 Flood Control District of Maricopa County ALERT System Daily Rainfall at Maricopa Mountains (gage # 43000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .39 .55 .04 2 .12 3 .24 4 .16 5 6 .35 7 8 9 .12 10 11 12 .16 13 .20 14 .20 15 .87 .04 .59 16 .12 .28 17 .04 18 .12 19 20 21 22 .08 23 24 25 26 .28 27 28 .39 29 ---30 .63 ---31 ---.16 ---------.04 ---------------------------------------------------------------------------------SUM 1.34 0.12 1.57 0.91 0.55 1.14 0.00 0.00 0.00 0.00 0.35 0.16 ACC 1.34 1.46 3.03 3.94 4.49 5.63 5.63 5.63 5.63 5.63 5.98 6.14 MAX 0.87 0.12 0.63 0.39 0.28 0.59 0.00 0.00 0.00 0.00 0.20 0.12 NO. 3 1 5 5 3 2 0 0 0 0 3 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.87 1.57 0.51 6.14 24 182 Flood Control District of Maricopa County ALERT System Daily Rainfall at Dead Horse Wash (gage # 43700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .79 .59 .39 2 .04 .20 3 .24 .04 4 .04 5 6 7 8 .04 9 10 11 12 .12 13 .04 .12 14 .24 .04 15 1.02 .08 .43 16 .47 .39 17 .08 18 .04 19 .43 20 21 .24 22 .04 .12 23 .04 .08 24 25 .04 26 .04 .08 27 28 .55 29 ---30 ---31 ---.28 ---------.16 ---------------------------------------------------------------------------------SUM 1.06 0.00 0.94 1.93 0.24 1.38 0.00 0.43 0.00 0.00 0.94 0.59 ACC 1.06 1.06 2.01 3.94 4.17 5.55 5.55 5.98 5.98 5.98 6.93 7.52 MAX 1.02 0.00 0.55 0.79 0.04 0.59 0.00 0.43 0.00 0.00 0.39 0.39 NO. 2 0 4 7 6 4 0 1 0 0 7 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.02 1.93 1.54 7.52 33 183 Flood Control District of Maricopa County ALERT System Daily Rainfall at Buckeye FRS #1 (gage # 44000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .28 .67 2 3 .24 4 .04 5 6 7 8 9 .08 10 11 12 .16 13 .08 14 15 2.95 .16 .28 16 .55 17 18 19 20 21 .04 22 .04 .12 23 24 25 26 .12 27 28 .83 29 ---30 ---31 ---.31 ------------------------------------------------------------------------------------------SUM 2.95 0.08 1.26 1.30 0.24 1.10 0.00 0.00 0.00 0.00 0.00 0.00 ACC 2.95 3.03 4.29 5.59 5.83 6.93 6.93 6.93 6.93 6.93 6.93 6.93 MAX 2.95 0.08 0.83 0.55 0.12 0.67 0.00 0.00 0.00 0.00 0.00 0.00 NO. 1 1 4 4 3 4 0 0 0 0 0 0 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 2.95 2.95 0.00 6.93 17 184 Flood Control District of Maricopa County ALERT System Daily Rainfall at Buckeye FRS #2 (gage # 44500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .20 .47 .04 2 .08 3 .12 4 .12 5 6 7 8 9 10 11 12 .20 .04 13 14 .08 15 1.50 .12 .28 16 .35 17 .04 18 19 20 21 .04 .12 22 .04 .47 23 24 25 26 .12 27 28 .59 29 ---30 .04 ---31 ---.12 ------------------------------------------------------------------------------------------SUM 1.50 0.00 1.06 0.91 0.24 1.26 0.00 0.00 0.00 0.00 0.12 0.08 ACC 1.50 1.50 2.56 3.46 3.70 4.96 4.96 4.96 4.96 4.96 5.08 5.16 MAX 1.50 0.00 0.59 0.35 0.12 0.47 0.00 0.00 0.00 0.00 0.12 0.04 NO. 1 0 5 6 3 4 0 0 0 0 1 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.50 1.50 0.20 5.16 22 185 Flood Control District of Maricopa County ALERT System Daily Rainfall at Camelback Rd. @ Turner Rd. (gage # 44600) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .24 .24 .08 2 .04 .04 3 .28 .04 4 .08 5 .08 6 7 8 9 .08 10 11 12 .16 13 .04 .12 14 .08 15 1.46 .08 .24 16 .31 .31 .08 17 18 19 .16 20 21 .16 .20 22 .04 .24 23 24 25 26 .12 27 28 .47 29 ---30 ---31 ---.16 ------------------------------------------------------------------------------------------SUM 1.85 0.08 1.02 0.83 0.39 0.91 0.00 0.24 0.00 0.00 0.20 0.08 ACC 1.85 1.93 2.95 3.78 4.17 5.08 5.08 5.31 5.31 5.31 5.51 5.59 MAX 1.46 0.08 0.47 0.31 0.12 0.24 0.00 0.16 0.00 0.00 0.20 0.08 NO. 3 1 5 5 5 5 0 2 0 0 1 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.46 1.85 0.28 5.59 28 186 Flood Control District of Maricopa County ALERT System Daily Rainfall at Wagner Wash @ Sun Valley Pkwy. (gage # 44700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .12 .51 .04 2 .04 3 .20 .20 4 .08 5 6 .04 7 8 9 .12 10 11 12 .16 .16 13 14 .04 15 1.34 .12 .24 16 .59 .04 17 18 19 .16 20 21 .12 .16 22 .04 .24 23 24 25 26 .08 27 28 .71 29 ---30 ---.08 31 ---.24 ------------------------------------------------------------------------------------------SUM 1.57 0.12 1.14 1.10 0.16 1.10 0.00 0.20 0.00 0.08 0.16 0.20 ACC 1.57 1.69 2.83 3.94 4.09 5.20 5.20 5.39 5.39 5.47 5.63 5.83 MAX 1.34 0.12 0.71 0.59 0.08 0.51 0.00 0.16 0.00 0.08 0.16 0.16 NO. 3 1 4 5 3 4 0 2 0 1 1 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.34 1.57 0.43 5.83 26 187 Flood Control District of Maricopa County ALERT System Daily Rainfall at Hassayampa Landfill (gage # 44800) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .31 .51 2 3 .12 4 .12 5 6 7 8 9 10 11 12 .20 13 14 15 3.27 .12 .47 16 .04 .28 .04 17 18 19 20 21 .08 22 .20 23 24 25 26 .16 27 28 .59 29 ---30 .47 .04 ---31 ---.24 ---------.04 ---------------------------------------------------------------------------------SUM 3.31 0.00 1.50 0.98 0.16 1.18 0.00 0.04 0.00 0.00 0.12 0.00 ACC 3.31 3.31 4.80 5.79 5.94 7.13 7.13 7.17 7.17 7.17 7.28 7.28 MAX 3.27 0.00 0.59 0.31 0.16 0.51 0.00 0.04 0.00 0.00 0.08 0.00 NO. 2 0 5 5 1 3 0 1 0 0 2 0 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 3.27 3.31 0.12 7.28 19 188 Flood Control District of Maricopa County ALERT System Daily Rainfall at Jackrabbit Wash (gage # 45000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .35 .55 .12 2 .08 .04 3 .04 .12 .28 .04 4 .04 5 .04 6 7 8 9 .08 10 11 12 .16 .08 13 .20 .04 14 .24 .04 15 1.57 .08 .35 16 .91 17 .04 18 .04 .04 19 .16 20 .04 .04 21 .20 .12 22 .04 .16 23 24 .16 25 26 .04 27 28 .91 29 .04 ---30 ---31 ---.51 ---------.63 ---------------------------------------------------------------------------------SUM 1.61 0.20 1.46 2.24 0.47 1.26 0.00 0.24 0.00 0.00 0.87 0.24 ACC 1.61 1.81 3.27 5.51 5.98 7.24 7.24 7.48 7.48 7.48 8.35 8.58 MAX 1.57 0.12 0.91 0.91 0.20 0.55 0.00 0.16 0.00 0.00 0.63 0.12 NO. 2 2 6 8 5 4 0 3 0 0 5 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.57 2.24 1.10 8.58 38 189 Flood Control District of Maricopa County ALERT System Daily Rainfall at Morristown (gage # 45200) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .43 .71 .24 2 .08 .04 3 .04 .35 .08 4 .04 5 .12 6 7 8 9 .20 10 11 12 .28 .24 13 .04 14 .12 .20 15 .83 .12 .55 16 .87 17 .12 18 .20 19 .16 20 21 .43 22 .04 .51 .04 23 24 .04 25 26 .16 27 28 .75 29 ---30 .04 ---.04 31 ---.16 ---------.39 ---------------------------------------------------------------------------------SUM 0.94 0.24 1.46 1.97 0.43 2.24 0.00 0.16 0.00 0.04 0.67 0.47 ACC 0.94 1.18 2.64 4.61 5.04 7.28 7.28 7.44 7.44 7.48 8.15 8.62 MAX 0.83 0.20 0.75 0.87 0.20 0.71 0.00 0.16 0.00 0.04 0.39 0.24 NO. 2 2 5 8 4 5 0 1 0 1 4 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.87 2.24 1.18 8.62 34 190 Flood Control District of Maricopa County ALERT System Daily Rainfall at Hassayampa R. @ US 60 (gage # 45700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .43 .67 .24 2 .08 .04 .24 3 .12 .08 4 .04 5 .08 6 7 8 9 .04 10 11 12 .16 .04 13 .16 .08 .04 14 .31 .20 15 .87 .08 1.42 16 .04 .67 17 .16 .12 18 .16 19 .51 20 21 .75 .16 22 .04 .12 23 24 25 26 .20 27 28 .94 29 ---30 .04 ---31 ---.04 ---------.04 ---------------------------------------------------------------------------------SUM 0.98 0.04 1.26 1.89 0.59 2.99 0.00 0.51 0.00 0.00 0.55 0.55 ACC 0.98 1.02 2.28 4.17 4.76 7.76 7.76 8.27 8.27 8.27 8.82 9.37 MAX 0.87 0.04 0.94 0.67 0.20 1.42 0.00 0.51 0.00 0.00 0.16 0.24 NO. 3 1 4 9 4 5 0 1 0 0 5 4 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.42 2.99 1.10 9.37 36 191 Flood Control District of Maricopa County ALERT System Daily Rainfall at Sunset FRS (gage # 46000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .47 .59 .31 2 .08 .04 .20 3 .31 .08 4 .04 5 .08 6 7 8 9 .04 10 11 12 .16 .08 13 .08 .12 14 .35 .20 15 .83 .08 1.61 16 .04 .63 17 .16 .04 .08 18 .24 19 .67 20 21 .75 .20 22 .04 .16 23 24 25 26 .20 27 28 .94 29 ---30 .04 ---31 ---.08 ---------.24 ---------------------------------------------------------------------------------SUM 0.94 0.04 1.46 1.97 0.51 3.15 0.00 0.71 0.00 0.00 0.87 0.59 ACC 0.94 0.98 2.44 4.41 4.92 8.07 8.07 8.78 8.78 8.78 9.65 10.24 MAX 0.83 0.04 0.94 0.63 0.20 1.61 0.00 0.67 0.00 0.00 0.24 0.31 NO. 3 1 4 9 4 5 0 2 0 0 5 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.61 3.15 1.46 10.24 36 192 Flood Control District of Maricopa County ALERT System Daily Rainfall at Belmont Mountains (gage # 46300) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .35 .51 .08 2 .04 3 .20 .04 .28 4 .08 5 6 7 8 9 .08 10 11 12 .20 .12 13 .04 14 .20 15 1.50 .12 .31 16 .51 .12 17 .04 18 .04 .08 19 .39 20 21 .12 .04 22 .51 23 24 .20 25 26 .08 27 28 .79 29 ---30 ---.04 31 ---.35 ---------.47 ---------------------------------------------------------------------------------SUM 1.69 0.12 1.34 1.57 0.28 1.57 0.00 0.43 0.00 0.04 0.63 0.24 ACC 1.69 1.81 3.15 4.72 5.00 6.57 6.57 7.01 7.01 7.05 7.68 7.91 MAX 1.50 0.08 0.79 0.51 0.20 0.51 0.00 0.39 0.00 0.04 0.47 0.12 NO. 2 2 4 6 2 5 0 2 0 1 4 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.50 1.69 0.91 7.91 31 193 Flood Control District of Maricopa County ALERT System Daily Rainfall at Sunnycove FRS (gage # 46500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .47 .63 .31 2 .12 .04 .24 3 .31 .04 4 .04 5 .08 6 7 8 9 .04 .04 10 .04 11 12 .12 .08 13 .16 .12 .04 14 .31 .20 15 .83 .08 1.46 16 .63 17 .20 .04 .12 18 .24 19 .59 20 21 .79 .20 22 .04 .08 23 .04 24 25 26 .16 27 28 .91 29 ---30 .04 ---31 ---.08 ---------.35 ---------------------------------------------------------------------------------SUM 0.91 0.04 1.38 2.01 0.59 2.99 0.00 0.63 0.00 0.00 1.02 0.71 ACC 0.91 0.94 2.32 4.33 4.92 7.91 7.91 8.54 8.54 8.54 9.57 10.28 MAX 0.83 0.04 0.91 0.63 0.20 1.46 0.00 0.59 0.00 0.00 0.35 0.31 NO. 2 1 4 10 5 5 0 2 0 0 5 5 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.46 2.99 1.73 10.28 39 194 Flood Control District of Maricopa County ALERT System Daily Rainfall at Twin Peaks (gage # 46800) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .75 .55 .35 2 .08 .79 3 .24 .08 4 .04 5 6 7 8 9 .12 10 .04 11 12 .16 13 14 .31 .20 15 1.18 .12 .71 16 .55 17 .08 .08 18 .28 19 .67 .04 20 21 .55 .04 22 .08 .08 23 24 25 26 .24 27 28 .83 29 ---30 ---31 ---.31 ---------.35 ---------------------------------------------------------------------------------SUM 1.18 0.12 1.26 2.32 0.51 1.89 0.00 0.75 0.00 0.00 0.71 1.14 ACC 1.18 1.30 2.56 4.88 5.39 7.28 7.28 8.03 8.03 8.03 8.74 9.88 MAX 1.18 0.12 0.83 0.75 0.24 0.71 0.00 0.67 0.00 0.00 0.35 0.79 NO. 1 1 4 9 3 4 0 2 0 0 4 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.18 2.32 1.85 9.88 30 195 Flood Control District of Maricopa County ALERT System Daily Rainfall at Vulture Mine Road (gage # 47000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .59 .67 .35 2 .12 .04 3 .28 .08 4 .04 5 .12 6 7 8 9 .04 10 11 12 .12 .16 13 14 .31 .24 15 .94 .08 1.65 16 .79 17 .04 18 19 .47 20 21 .63 22 .04 .16 23 24 25 .04 26 .24 27 28 .79 29 ---30 ---31 ---.12 ---------.12 ---------------------------------------------------------------------------------SUM 1.06 0.04 1.22 2.09 0.55 3.15 0.00 0.51 0.00 0.00 0.12 0.51 ACC 1.06 1.10 2.32 4.41 4.96 8.11 8.11 8.62 8.62 8.62 8.74 9.25 MAX 0.94 0.04 0.79 0.79 0.24 1.65 0.00 0.47 0.00 0.00 0.12 0.35 NO. 2 1 4 7 4 5 0 2 0 0 1 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Estimated Monsoon Rainfall: Estimated Annual Rainfall: Number of Days with Rain: 1.65 3.15 0.63 9.25 28 Gage 47000 down from 1/14 12:00 (79) through 1/16 12:00 (?) due to plugged funnel; estimated 30mm for the event of 1/14-18. Gage 47000 down from 8/29 12:00 (219) through 8/31 12:00 (?) due to plugged funnel; estimated 12mm for 8/31. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 196 Flood Control District of Maricopa County ALERT System Daily Rainfall at Box Wash (gage # 47500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .55 .47 .51 2 .16 .04 .51 3 .28 .08 4 .04 5 6 7 8 9 .16 10 11 12 .12 13 14 .24 .08 15 1.22 .12 .55 16 .04 .63 17 .04 18 .31 19 .51 .04 20 21 .47 .04 22 .12 .16 23 24 .04 25 26 .24 27 28 .87 29 ---30 .04 ---31 ---.28 ---------.04 ---------------------------------------------------------------------------------SUM 1.26 0.16 1.34 2.09 0.47 1.69 0.00 0.51 0.00 0.00 0.43 1.02 ACC 1.26 1.42 2.76 4.84 5.31 7.01 7.01 7.52 7.52 7.52 7.95 8.98 MAX 1.22 0.16 0.87 0.63 0.24 0.55 0.00 0.51 0.00 0.00 0.31 0.51 NO. 2 1 5 8 4 5 0 1 0 0 4 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.22 2.09 1.46 8.98 32 197 Flood Control District of Maricopa County ALERT System Daily Rainfall at Sols Wash @ SR 71 (gage # 47700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.30 .98 .51 2 .04 .04 .31 3 .04 .08 4 .04 5 6 7 8 9 .12 .24 10 11 .04 12 .20 13 .08 14 .28 .16 15 .67 .20 .63 16 .75 .04 17 18 .08 19 .04 20 21 .55 .08 22 .04 .04 23 .08 24 25 .08 26 .24 27 28 .71 29 ---30 .31 ---31 ------------.31 ---------------------------------------------------------------------------------SUM 0.83 0.24 0.94 2.95 0.59 2.32 0.00 0.04 0.00 0.00 0.55 0.83 ACC 0.83 1.06 2.01 4.96 5.55 7.87 7.87 7.91 7.91 7.91 8.46 9.29 MAX 0.67 0.24 0.71 1.30 0.24 0.98 0.00 0.04 0.00 0.00 0.31 0.51 NO. 3 1 3 7 5 7 0 1 0 0 4 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.30 2.95 1.38 9.29 33 198 Flood Control District of Maricopa County ALERT System Daily Rainfall at Sun Valley Pkwy. @ Northern Ave. (gage # 48300) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .20 .75 .04 2 .08 3 .08 .24 4 .08 5 6 7 8 9 .16 10 11 12 .16 13 .12 14 .08 15 1.22 .08 .28 16 .91 17 18 19 .04 20 21 .12 .12 22 .20 .04 23 24 25 26 .12 27 28 .63 29 ---30 ---.08 31 ---.20 ------------------------------------------------------------------------------------------SUM 1.22 0.24 1.10 1.46 0.31 1.34 0.00 0.04 0.00 0.08 0.16 0.04 ACC 1.22 1.46 2.56 4.02 4.33 5.67 5.67 5.71 5.71 5.79 5.94 5.98 MAX 1.22 0.16 0.63 0.91 0.12 0.75 0.00 0.04 0.00 0.08 0.12 0.04 NO. 1 2 4 5 3 4 0 1 0 1 2 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.22 1.46 0.28 5.98 24 199 Flood Control District of Maricopa County ALERT System Daily Rainfall at Daggs Wash (gage # 48500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .39 .63 .12 2 .04 .04 3 .24 .31 .08 4 .04 5 .04 6 7 8 .04 9 .24 10 11 12 .20 .24 13 14 .12 .04 15 1.10 .08 .28 16 .28 .67 .04 17 .20 18 .16 19 .31 20 21 .20 .16 22 .04 .43 23 24 .08 25 26 .08 27 28 .87 29 ---30 ---31 ---.24 ---------.04 .24 ---------------------------------------------------------------------------------SUM 1.46 0.47 1.42 1.81 0.24 1.57 0.00 0.47 0.00 0.04 0.39 0.39 ACC 1.46 1.93 3.35 5.16 5.39 6.97 6.97 7.44 7.44 7.48 7.87 8.27 MAX 1.10 0.24 0.87 0.67 0.08 0.63 0.00 0.31 0.00 0.04 0.24 0.24 NO. 4 2 4 8 4 5 0 2 0 1 2 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.10 1.81 0.83 8.27 35 200 Flood Control District of Maricopa County ALERT System Daily Rainfall at Buckeye FRS #3 (gage # 48800) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .16 .35 2 .04 .16 3 .16 4 .12 5 6 7 8 .04 9 .12 10 11 12 .24 .04 13 14 .12 15 1.57 .16 .04 .20 16 .91 .35 .08 17 .04 .04 18 19 20 21 .12 .08 22 .04 .28 23 .12 24 .04 25 26 .12 27 28 .59 29 .04 ---30 .04 ---31 ---.16 ---------.04 ---------------------------------------------------------------------------------SUM 2.56 0.12 1.18 0.91 0.31 1.34 0.00 0.00 0.00 0.00 0.12 0.04 ACC 2.56 2.68 3.86 4.76 5.08 6.42 6.42 6.42 6.42 6.42 6.54 6.57 MAX 1.57 0.12 0.59 0.35 0.12 0.35 0.00 0.00 0.00 0.00 0.08 0.04 NO. 4 1 6 6 4 8 0 0 0 0 2 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.57 2.56 0.16 6.57 32 201 Flood Control District of Maricopa County ALERT System Daily Rainfall at Stanton (gage # 49000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.14 .51 .59 2 .12 .59 3 .12 .12 .08 4 .16 5 .12 .04 6 7 8 9 .16 10 11 .04 12 .51 .04 13 .16 .12 14 .43 .39 .04 .04 15 1.22 .47 .83 16 .16 1.61 .24 17 .31 .39 18 .39 19 1.42 20 .04 ---.04 21 .04 1.30 ---.20 22 .08 .08 23 .04 24 25 .39 26 .04 27 28 .91 29 .04 ---30 .08 ---31 ------------.35 ---------------------------------------------------------------------------------SUM 1.61 0.28 1.81 4.33 1.10 3.35 0.00 1.42 0.00 0.39 1.22 0.67 ACC 1.61 1.89 3.70 8.03 9.13 12.48 12.48 13.90 13.90 14.29 15.51 16.18 MAX 1.22 0.16 0.91 1.61 0.39 1.30 0.00 1.42 0.00 0.39 0.39 0.59 NO. 4 2 6 10 7 6 0 1 0 1 5 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 1.61 4.33 2.28 16.18 45 Gage 49000 down from 5/19 18:00 (353) through 5/22 12:00 (353) due to repeater failure; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 202 Flood Control District of Maricopa County ALERT System Daily Rainfall at Mid-Martinez Wash (gage # 49200) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .91 .71 .75 2 .08 .35 .16 3 .04 .08 4 .16 5 .12 6 .20 7 8 9 .20 10 11 12 .47 .08 13 .12 14 .35 .31 15 .83 .31 .87 16 .16 1.69 17 .20 .04 18 .28 19 1.34 20 .04 ---21 .98 ---.24 22 .04 .04 23 .08 24 25 .04 26 .31 27 28 .87 29 ---30 .04 ---31 ------------1.02 ---------------------------------------------------------------------------------SUM 1.30 0.24 1.50 3.70 0.79 2.95 0.00 1.34 0.00 0.00 1.57 1.10 ACC 1.30 1.54 3.03 6.73 7.52 10.47 10.47 11.81 11.81 11.81 13.39 14.49 MAX 0.83 0.20 0.87 1.69 0.31 0.98 0.00 1.34 0.00 0.00 1.02 0.75 NO. 4 2 3 9 5 5 0 1 0 0 4 4 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 1.69 3.70 2.68 14.49 37 Gage 49200 down from 5/19 18:00 (300) through 5/22 12:00 (300) due to repeater failure; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 203 Flood Control District of Maricopa County ALERT System Daily Rainfall at Martinez Wash (gage # 49500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .83 .67 .28 2 .08 .35 3 .04 .08 4 5 6 7 8 .04 9 .04 10 11 .16 12 .24 .12 13 .04 14 .39 .08 15 .20 .20 1.65 16 .04 .79 17 .04 18 .31 19 .04 .16 20 .31 21 .39 .24 22 .04 .08 23 .04 24 25 .04 26 .20 27 .12 28 .79 29 ---30 .04 ---31 ------------.12 ---------------------------------------------------------------------------------SUM 0.31 0.04 1.10 2.44 0.35 2.95 0.00 0.47 0.00 0.12 0.71 0.75 ACC 0.31 0.35 1.46 3.90 4.25 7.20 7.20 7.68 7.68 7.80 8.50 9.25 MAX 0.20 0.04 0.79 0.83 0.20 1.65 0.00 0.31 0.00 0.12 0.31 0.35 NO. 4 1 4 8 4 5 0 2 0 1 4 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.65 2.95 1.57 9.25 36 204 Flood Control District of Maricopa County ALERT System Daily Rainfall at Congress (gage # 49700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.06 .71 .59 2 .04 .35 .12 3 .08 4 .04 .08 5 .04 6 .12 7 .04 8 9 .16 10 11 12 .31 .28 13 .04 .08 .04 .08 14 .35 .39 15 .20 .28 .75 16 .08 .94 17 .04 .04 18 .08 19 .12 20 .04 ---21 .94 ---.31 22 .24 .04 23 .08 24 25 26 .39 27 28 .71 29 .04 ---30 .28 ---31 ------------1.54 ---------------------------------------------------------------------------------SUM 0.47 0.16 1.18 3.15 1.18 2.80 0.00 0.12 0.00 0.00 2.01 1.06 ACC 0.47 0.63 1.81 4.96 6.14 8.94 8.94 9.06 9.06 9.06 11.06 12.13 MAX 0.20 0.16 0.71 1.06 0.39 0.94 0.00 0.12 0.00 0.00 1.54 0.59 NO. 5 1 5 10 5 5 0 1 0 0 5 4 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Partial Annual Rainfall: Number of Days with Rain: 1.54 3.15 3.07 12.13 41 Gage 49700 down from 11/01 12:00 (?) through 11/03 12:00 (0) due to broken tipping bucket; considered down for all of WY22 and through 11/03 in WY23. Down from 5/19 18:00 (218) through 5/22 12:00 (218) due to repeater failure; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 205 Flood Control District of Maricopa County ALERT System Daily Rainfall at Sols Trib. @ US 93 (gage # 50000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .94 .79 .51 2 .08 .31 3 .08 .08 .08 4 .08 5 6 .08 7 8 9 .16 10 11 .16 12 .31 13 14 .31 .20 15 1.10 .24 1.34 16 .08 1.30 .04 .12 17 .08 .35 18 .16 19 .51 20 ---21 .43 ---.08 22 .04 .04 23 .08 24 25 .04 26 .28 27 .04 28 .71 .20 29 ---30 ---31 ---.04 ---------.71 ---------------------------------------------------------------------------------SUM 1.26 0.24 1.18 3.07 0.63 2.80 0.00 0.51 0.00 0.24 1.42 0.83 ACC 1.26 1.50 2.68 5.75 6.38 9.17 9.17 9.69 9.69 9.92 11.34 12.17 MAX 1.10 0.16 0.71 1.30 0.28 1.34 0.00 0.51 0.00 0.20 0.71 0.51 NO. 3 2 4 8 5 6 0 1 0 2 5 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 1.34 3.07 2.48 12.17 38 Gage 50000 down from 5/19 18:00 (246) through 5/22 12:00 (246) due to repeater failure; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 206 Flood Control District of Maricopa County ALERT System Daily Rainfall at Sols Tank (gage # 50300) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .59 .94 .51 2 .08 .59 3 .04 .08 4 .04 5 6 7 8 9 .12 10 .04 11 .08 12 .20 13 .35 .12 14 .28 .16 15 .71 .20 .87 16 .04 1.26 .08 17 18 .20 19 .16 20 .04 ---21 .67 ---.04 22 .12 23 .08 24 .04 25 26 .24 27 28 .71 .04 29 .04 ---30 .24 ---31 ---.04 ---------.16 ---------------------------------------------------------------------------------SUM 0.75 0.12 1.02 2.83 0.63 2.56 0.00 0.16 0.00 0.04 0.83 1.22 ACC 0.75 0.87 1.89 4.72 5.35 7.91 7.91 8.07 8.07 8.11 8.94 10.16 MAX 0.71 0.12 0.71 1.26 0.24 0.94 0.00 0.16 0.00 0.04 0.35 0.59 NO. 2 1 5 10 5 4 0 1 0 1 5 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 1.26 2.83 2.09 10.16 37 Gage 50300 down from 5/19 18:00 (205) through 5/22 12:00 (205) due to repeater failure; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 207 Flood Control District of Maricopa County ALERT System Daily Rainfall at Black Hill (gage # 50500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .83 .63 .63 2 .04 .43 3 .12 .08 4 .08 5 6 7 8 9 .04 10 11 .04 12 .24 13 .04 14 .35 .12 15 .59 .16 1.38 16 .04 .63 .43 17 .04 .35 18 .31 19 .67 20 ---21 .28 ---.04 22 .08 .08 23 .04 24 25 .04 26 .20 .08 27 .59 28 .75 .28 29 .04 ---30 ---31 ---.08 ---------.04 ---------------------------------------------------------------------------------SUM 0.63 0.04 1.22 2.20 0.47 2.40 0.00 0.67 0.00 0.94 1.22 1.06 ACC 0.63 0.67 1.89 4.09 4.57 6.97 6.97 7.64 7.64 8.58 9.80 10.87 MAX 0.59 0.04 0.75 0.83 0.20 1.38 0.00 0.67 0.00 0.59 0.43 0.63 NO. 2 1 5 8 5 5 0 1 0 3 6 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 1.38 2.40 3.23 10.87 38 Gage 50500 down from 5/19 18:00 (194) through 5/22 12:00 (194) due to repeater failure; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 208 Flood Control District of Maricopa County ALERT System Daily Rainfall at Sols Wash near Matthie (gage # 50800) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .47 .55 .35 2 .08 .08 .28 3 .16 .08 4 .04 5 .20 6 .04 7 8 .12 9 .04 10 .04 11 .04 12 .20 .08 13 14 .35 .04 15 .83 .12 1.69 16 .04 .51 .35 17 .08 .24 18 .24 19 1.34 .04 20 21 .43 .08 22 .08 .12 23 24 25 26 .20 27 28 .71 29 ---30 ---31 ---.08 ---------.16 ---------------------------------------------------------------------------------SUM 1.22 0.04 1.10 1.81 0.31 2.91 0.00 1.34 0.00 0.00 1.10 0.71 ACC 1.22 1.26 2.36 4.17 4.49 7.40 7.40 8.74 8.74 8.74 9.84 10.55 MAX 0.83 0.04 0.71 0.51 0.20 1.69 0.00 1.34 0.00 0.00 0.35 0.35 NO. 5 1 4 9 3 6 0 1 0 0 6 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.69 2.91 1.81 10.55 38 209 Flood Control District of Maricopa County ALERT System Daily Rainfall at Black Mountain (gage # 51000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .75 .67 .08 2 .08 .87 3 .16 .04 4 .04 5 .04 6 7 8 9 .04 10 11 12 .16 13 .04 .20 14 .28 .08 15 .94 .08 1.26 16 .47 17 .04 18 19 .24 20 ---21 .39 ---22 .08 .12 23 .04 24 25 .04 26 .20 27 28 .71 29 ---30 ---.04 31 ---.16 ------------------------------------------------------------------------------------------SUM 0.94 0.04 1.10 1.93 0.63 2.44 0.00 0.24 0.00 0.04 0.00 0.94 ACC 0.94 0.98 2.09 4.02 4.65 7.09 7.09 7.32 7.32 7.36 7.36 8.31 MAX 0.94 0.04 0.71 0.75 0.20 1.26 0.00 0.24 0.00 0.04 0.00 0.87 NO. 1 1 5 9 6 4 0 1 0 1 0 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Partial Monsoon Rainfall: Partial Annual Rainfall: Number of Days with Rain: 1.26 2.44 0.98 8.31 30 Gage 51000 down from 5/19 18:00 (186) through 5/22 12:00 (186) due to repeater failure; no rain fell. Gage 51000 appears to have missed events on Aug. 13-21, no estimate possible; monthly and annual totals are incomplete. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 210 Flood Control District of Maricopa County ALERT System Daily Rainfall at Hartman Wash (gage # 51200) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .71 .79 .43 2 .12 .43 3 .24 .08 4 .08 5 6 7 8 .08 9 .04 10 .04 11 12 .16 .12 13 .28 14 .04 .35 .08 15 .79 .08 1.73 16 .04 .71 17 .08 .59 18 .24 19 .67 20 21 .43 .04 22 .08 .24 23 24 25 .04 26 .28 27 .08 28 .87 29 ---30 ---31 ---.12 ------------------------------------------------------------------------------------------SUM 0.91 0.04 1.38 2.28 0.47 3.19 0.00 0.67 0.00 0.08 1.14 0.98 ACC 0.91 0.94 2.32 4.61 5.08 8.27 8.27 8.94 8.94 9.02 10.16 11.14 MAX 0.79 0.04 0.87 0.71 0.28 1.73 0.00 0.67 0.00 0.08 0.59 0.43 NO. 3 1 5 9 4 4 0 1 0 1 4 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.73 3.19 2.20 11.14 35 211 Flood Control District of Maricopa County ALERT System Daily Rainfall at Flying E Tank (gage # 51500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .67 .75 .43 2 .08 .55 3 .31 .08 4 .08 5 6 7 8 9 .12 10 .04 11 12 .08 .35 13 .31 14 .35 .20 15 .83 .08 1.26 .04 16 .63 17 .08 .16 18 .28 19 1.42 20 ---21 .71 ---.04 22 .08 .16 23 24 25 .04 26 .24 27 28 .91 29 ---30 ---31 ---.16 ------------------------------------------------------------------------------------------SUM 0.83 0.12 1.38 2.17 0.55 2.87 0.00 1.42 0.00 0.00 0.83 1.34 ACC 0.83 0.94 2.32 4.49 5.04 7.91 7.91 9.33 9.33 9.33 10.16 11.50 MAX 0.83 0.12 0.91 0.67 0.24 1.26 0.00 1.42 0.00 0.00 0.31 0.55 NO. 1 1 4 9 4 4 0 1 0 0 5 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.42 2.87 2.17 11.50 32 212 Flood Control District of Maricopa County ALERT System Daily Rainfall at Flying E Wash (gage # 51700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .63 .71 .59 2 .12 .04 .28 3 .31 .08 4 .04 5 .16 6 .04 7 8 .04 9 .08 10 11 .04 12 .12 .08 13 .04 14 .31 .16 15 1.02 .08 1.93 16 .04 .51 .16 17 .24 .28 18 .24 19 .71 20 .04 21 .75 .12 22 .12 .12 23 24 25 26 .24 27 28 .87 29 ---30 ---31 ---.12 ---------.12 ---------------------------------------------------------------------------------SUM 1.30 0.08 1.38 2.13 0.51 3.54 0.00 0.71 0.00 0.00 0.94 0.94 ACC 1.30 1.38 2.76 4.88 5.39 8.94 8.94 9.65 9.65 9.65 10.59 11.54 MAX 1.02 0.08 0.87 0.63 0.24 1.93 0.00 0.71 0.00 0.00 0.28 0.59 NO. 5 1 5 9 3 5 0 1 0 0 6 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.93 3.54 1.89 11.54 38 213 Flood Control District of Maricopa County ALERT System Daily Rainfall at Casandro Wash (gage # 52000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .55 .67 .43 2 .08 .04 .24 3 .31 .08 4 .04 5 .16 6 7 8 9 .04 10 11 12 .12 .04 13 .04 14 .35 .24 15 .87 .08 1.61 16 .04 .51 17 .12 .04 .16 18 .16 19 .51 20 21 .63 .16 22 .04 .16 23 24 25 26 .24 27 28 .87 29 .04 ---30 .04 ---31 ---.08 ---------.12 ---------------------------------------------------------------------------------SUM 1.06 0.04 1.38 1.89 0.55 3.11 0.00 0.55 0.00 0.00 0.59 0.71 ACC 1.06 1.10 2.48 4.37 4.92 8.03 8.03 8.58 8.58 8.58 9.17 9.88 MAX 0.87 0.04 0.87 0.55 0.24 1.61 0.00 0.51 0.00 0.00 0.16 0.43 NO. 3 1 5 9 4 5 0 2 0 0 4 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.61 3.11 1.30 9.88 36 214 Flood Control District of Maricopa County ALERT System Daily Rainfall at Constellation Road (gage # 52300) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .51 .71 .20 2 .12 .04 .20 3 .28 .08 4 .08 5 .31 6 7 8 9 .08 10 .04 11 12 .16 13 .04 .08 .08 .04 14 .31 .20 15 1.18 .08 1.65 16 .59 17 .28 .04 .08 18 .51 19 .55 20 ---21 .79 ---.24 22 .08 .20 23 24 .04 25 26 .24 27 28 1.02 29 .04 ---30 .04 ---31 ---.04 ---------.08 ---------------------------------------------------------------------------------SUM 1.50 0.08 1.61 2.09 0.63 3.39 0.00 0.59 0.00 0.00 0.98 0.43 ACC 1.50 1.57 3.19 5.28 5.91 9.29 9.29 9.88 9.88 9.88 10.87 11.30 MAX 1.18 0.08 1.02 0.59 0.24 1.65 0.00 0.55 0.00 0.00 0.51 0.20 NO. 2 1 6 10 5 5 0 2 0 0 5 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 1.65 3.39 1.42 11.30 39 Gage 52300 down from 5/19 18:00 (248) through 5/22 12:00 (251) due to repeater failure; assigned 3mm to 5/19. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 215 Flood Control District of Maricopa County ALERT System Daily Rainfall at Powder House Wash (gage # 52500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .47 .67 .24 2 .08 .04 .20 3 .28 .08 4 .12 5 .08 6 7 .04 8 9 .04 10 11 12 .16 .04 13 .04 .08 .08 .04 14 .35 .20 15 1.14 .08 1.93 16 .04 .67 17 .16 .08 .16 18 .31 19 .71 20 .04 21 .71 .31 22 .04 .12 23 .04 24 25 26 .24 27 28 .94 29 ---30 .08 ---31 ---.04 ---------.08 ---------------------------------------------------------------------------------SUM 1.26 0.04 1.54 2.05 0.55 3.54 0.00 0.79 0.00 0.00 0.98 0.47 ACC 1.26 1.30 2.83 4.88 5.43 8.98 8.98 9.76 9.76 9.76 10.75 11.22 MAX 1.14 0.04 0.94 0.67 0.24 1.93 0.00 0.71 0.00 0.00 0.31 0.24 NO. 3 1 5 10 4 7 0 2 0 0 6 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.93 3.54 1.46 11.22 41 216 Flood Control District of Maricopa County ALERT System Daily Rainfall at Blue Tank Wash (gage # 52700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .55 .67 .24 2 .12 .08 .08 3 .28 .08 4 .08 5 .12 6 7 8 .04 9 .12 10 11 .08 12 .24 .04 13 14 .31 .24 15 .75 .16 1.73 16 .04 .75 ---.16 17 .16 ---.04 18 ---.39 19 ---.55 20 ---21 .87 .20 22 .16 23 .04 24 25 26 .28 27 28 .98 29 ---30 .04 ---31 ---.04 ---------.04 ---------------------------------------------------------------------------------SUM 0.94 0.12 1.57 2.20 0.55 3.58 0.00 0.71 0.00 0.00 0.67 0.35 ACC 0.94 1.06 2.64 4.84 5.39 8.98 8.98 9.69 9.69 9.69 10.35 10.71 MAX 0.75 0.12 0.98 0.75 0.28 1.73 0.00 0.55 0.00 0.00 0.39 0.24 NO. 4 1 4 9 3 6 0 2 0 0 4 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 1.73 3.58 1.02 10.71 36 Gage 52700 down from 2/15 18:00 (129) through 2/21 12:00 (129) due to repeater failure; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 217 Flood Control District of Maricopa County ALERT System Daily Rainfall at Wickenburg Airport (gage # 52800) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .55 .71 .35 2 .12 .24 3 .24 .08 4 5 .08 .04 6 7 8 .12 9 .04 10 11 12 .12 .12 13 .08 14 .35 .08 15 .75 .08 1.54 16 .04 .55 17 .08 .12 18 .31 19 .94 .04 20 21 .47 .04 22 .08 .12 23 24 25 26 .24 27 28 .75 29 ---30 ---31 ---.08 ---------.08 ---------------------------------------------------------------------------------SUM 0.98 0.04 1.14 1.89 0.39 2.83 0.00 0.94 0.00 0.00 0.67 0.71 ACC 0.98 1.02 2.17 4.06 4.45 7.28 7.28 8.23 8.23 8.23 8.90 9.61 MAX 0.75 0.04 0.75 0.55 0.24 1.54 0.00 0.94 0.00 0.00 0.31 0.35 NO. 4 1 4 8 3 4 0 1 0 0 6 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.54 2.83 1.38 9.61 34 218 Flood Control District of Maricopa County ALERT System Daily Rainfall at Casandro Dam (gage # 53000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .39 .63 .24 2 .08 .04 .12 3 .31 .08 4 .04 5 .08 6 7 8 9 10 11 12 .16 13 .12 .16 14 .35 .20 15 .24 .08 1.42 16 .04 .51 17 .16 .04 .04 18 .20 19 .79 20 21 .71 .16 22 .12 23 .04 24 25 26 .16 27 28 .94 29 ---30 ---31 ---.08 ---------.12 ---------------------------------------------------------------------------------SUM 0.35 0.00 1.46 1.73 0.51 2.91 0.00 0.83 0.00 0.00 0.67 0.35 ACC 0.35 0.35 1.81 3.54 4.06 6.97 6.97 7.80 7.80 7.80 8.46 8.82 MAX 0.24 0.00 0.94 0.51 0.20 1.42 0.00 0.79 0.00 0.00 0.20 0.24 NO. 3 0 4 8 4 5 0 2 0 0 5 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 1.42 2.91 1.02 8.82 33 Gage 53000 down from 12/27 12:00 (22) through 12/29 12:00 (?) due to tipping bucket failure; estimated 24 mm for 12/28. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 219 Flood Control District of Maricopa County ALERT System Daily Rainfall at Burton Tank (gage # 53200) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .79 .67 .55 2 .04 .35 .16 3 .12 .12 4 .12 .04 5 6 .31 7 8 9 .16 10 .04 11 12 .31 13 .08 14 .31 .20 15 .94 .31 .75 16 .08 1.18 17 .08 .08 18 .08 19 .87 20 ---21 .91 ---.12 22 .12 .04 23 .08 24 25 .04 26 .31 27 28 .79 29 ---30 .04 .31 ---31 ------------.91 ---------------------------------------------------------------------------------SUM 1.50 0.16 1.26 3.15 0.75 2.76 0.00 0.87 0.00 0.00 1.18 0.79 ACC 1.50 1.65 2.91 6.06 6.81 9.57 9.57 10.43 10.43 10.43 11.61 12.40 MAX 0.94 0.16 0.79 1.18 0.31 0.91 0.00 0.87 0.00 0.00 0.91 0.55 NO. 5 1 4 8 5 6 0 1 0 0 4 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 1.18 3.15 1.97 12.40 37 Gage 53200 down from 5/19 18:00 (264) through 5/22 12:00 (265) due to repeater failure; assigned 1mm to 5/19. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 220 Flood Control District of Maricopa County ALERT System Daily Rainfall at Hassayampa R. @ Box Canyon (gage # 53500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .94 .63 .24 2 .12 .12 .04 3 .16 .08 4 .08 5 6 7 8 9 .08 10 11 .20 12 .24 .47 13 .08 14 .31 .12 15 .59 .20 1.34 16 .04 .71 17 .16 18 .43 19 .51 20 21 .75 .08 22 .04 .20 23 24 25 26 .20 27 28 .79 29 ---30 .04 ---31 ------------.12 ---------------------------------------------------------------------------------SUM 0.63 0.08 1.26 2.56 0.43 3.23 0.00 0.51 0.00 0.00 0.63 0.75 ACC 0.63 0.71 1.97 4.53 4.96 8.19 8.19 8.70 8.70 8.70 9.33 10.08 MAX 0.59 0.08 0.79 0.94 0.20 1.34 0.00 0.51 0.00 0.00 0.43 0.47 NO. 2 1 4 8 4 6 0 1 0 0 3 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.34 3.23 1.38 10.08 32 221 Flood Control District of Maricopa County ALERT System Daily Rainfall at O'Brien Gulch (gage # 53700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .98 .67 .28 2 .28 .39 .04 3 .04 .16 .12 4 .08 5 .04 6 7 8 9 .20 10 .04 11 .08 12 .39 .79 13 14 .35 .35 ---15 1.30 .47 1.10 ---16 .04 1.10 17 .28 .04 18 .24 19 .20 20 21 1.10 .20 22 .08 .59 23 .04 24 25 26 .39 27 28 1.06 29 .04 ---30 .04 ---31 ------------.04 ---------------------------------------------------------------------------------SUM 1.42 0.20 1.73 3.66 0.87 3.94 0.00 0.20 0.00 0.00 0.51 1.10 ACC 1.42 1.61 3.35 7.01 7.87 11.81 11.81 12.01 12.01 12.01 12.52 13.62 MAX 1.30 0.20 1.06 1.10 0.39 1.10 0.00 0.20 0.00 0.00 0.24 0.79 NO. 4 1 5 9 4 6 0 1 0 0 4 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 1.30 3.94 1.61 13.62 37 Gage 53700 down from 9/13 18:00 (346) through 9/16 12:00 (346) due to repeater failure; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 222 Flood Control District of Maricopa County ALERT System Daily Rainfall at Minnehaha (gage # 54000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .75 .35 2 .39 .55 3 .24 .08 .24 .20 4 .04 .24 5 .04 .04 6 .12 7 8 9 .28 10 11 .12 12 .28 .51 13 .12 .20 14 .08 .12 .20 ---15 1.54 .55 .24 1.14 .12 ---16 .08 .94 .04 .08 .08 .08 17 .39 .16 18 .08 .31 19 .83 20 .04 21 1.97 22 .08 .51 .04 23 .04 .04 24 .12 .12 .47 25 .04 26 .39 27 28 1.02 .04 29 .16 ---30 .08 .16 ---.04 31 ------------1.14 ---------------------------------------------------------------------------------SUM 2.01 0.39 2.20 3.82 1.14 4.41 0.00 0.91 0.00 0.00 2.56 0.87 ACC 2.01 2.40 4.61 8.43 9.57 13.98 13.98 14.88 14.88 14.88 17.44 18.31 MAX 1.54 0.28 1.02 0.94 0.39 1.97 0.00 0.83 0.00 0.00 1.14 0.51 NO. 5 3 8 13 8 7 0 2 0 0 9 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 1.97 4.41 3.43 18.31 57 Gage 54000 down from 9/13 18:00 (465) through 9/16 12:00 (465) due to repeater failure; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 223 Flood Control District of Maricopa County ALERT System Daily Rainfall at Hassayampa R. @ Wagoner Rd. (gage # 54300) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.06 .75 .39 2 .24 .43 .35 3 .71 .08 .04 .08 4 .20 .04 5 6 7 8 .04 9 .12 10 .08 11 .04 12 .35 .24 13 .28 14 .43 .71 .04 ---15 .87 .04 .63 .20 .55 ---16 .04 .94 17 .20 .08 .24 18 19 2.09 20 .04 21 .04 1.50 .04 22 .12 .24 23 .12 24 .04 .31 25 26 .47 27 28 .63 29 .04 ---30 .12 ---31 ---.04 ---------.35 ---------------------------------------------------------------------------------SUM 1.61 0.20 1.65 3.90 1.65 3.54 0.00 2.09 0.00 0.39 0.63 0.98 ACC 1.61 1.81 3.46 7.36 9.02 12.56 12.56 14.65 14.65 15.04 15.67 16.65 MAX 0.87 0.12 0.63 1.06 0.71 1.50 0.00 2.09 0.00 0.31 0.35 0.39 NO. 3 2 9 12 6 7 0 1 0 2 3 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2.09 3.90 2.01 16.65 48 Gage 54300 down from 9/13 18:00 (423) through 9/16 12:00 (423) due to repeater failure; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 224 Flood Control District of Maricopa County ALERT System Daily Rainfall at Wilhoit (gage # 54500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .98 .04 .28 2 .67 .67 .91 3 .43 .16 4 .04 5 6 7 8 9 .31 10 .04 .04 11 12 .35 .39 13 .28 .04 14 .04 .47 .20 .04 15 1.22 .63 .12 .87 16 .12 .91 .35 17 .47 .16 .04 18 .12 .28 19 .71 20 .08 21 1.18 .08 22 .20 23 .59 24 .12 .43 25 .04 26 .47 27 28 .94 .04 29 ---30 .04 .12 ---31 ---.08 ---------.12 1.85 ---------------------------------------------------------------------------------SUM 1.77 0.31 1.65 4.76 0.94 3.03 0.00 0.71 0.00 0.31 3.66 1.57 ACC 1.77 2.09 3.74 8.50 9.45 12.48 12.48 13.19 13.19 13.50 17.17 18.74 MAX 1.22 0.31 0.94 0.98 0.47 1.18 0.00 0.71 0.00 0.16 1.85 0.91 NO. 3 1 5 13 5 7 0 1 0 3 8 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.85 4.76 5.55 18.74 49 225 Flood Control District of Maricopa County ALERT System Daily Rainfall at Bucks Well (gage # 55000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.93 .79 .47 2 .12 .39 .08 3 .43 .08 4 .08 5 6 7 .04 8 9 .31 10 .04 11 12 .20 .08 13 14 .31 .31 15 1.14 .31 .75 16 1.18 17 .12 18 .04 19 20 .04 ---21 .91 ---.12 22 .24 23 .08 24 25 26 .35 27 28 .75 29 .04 ---30 .31 ---31 ------------.59 ---------------------------------------------------------------------------------SUM 1.61 0.31 1.06 4.45 0.75 3.07 0.00 0.00 0.00 0.00 0.75 0.63 ACC 1.61 1.93 2.99 7.44 8.19 11.26 11.26 11.26 11.26 11.26 12.01 12.64 MAX 1.14 0.31 0.75 1.93 0.35 0.91 0.00 0.00 0.00 0.00 0.59 0.47 NO. 3 1 4 10 3 5 0 0 0 0 3 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 1.93 4.45 1.38 12.64 32 Gage 55000 down from 5/19 18:00 (286) through 5/22 12:00 (286) due to repeater failure; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 226 Flood Control District of Maricopa County ALERT System Daily Rainfall at Antelope Creek (gage # 55200) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .94 .63 .31 2 .08 .16 .24 3 .12 .08 4 .12 5 .04 6 .04 7 8 9 .08 10 11 .16 12 .28 .08 13 .04 14 .35 .16 15 .83 .24 1.30 16 .04 .98 17 .08 18 .28 19 .98 20 21 .51 .16 22 .12 .08 23 .04 24 25 26 .28 27 .04 28 .79 29 ---30 .08 ---31 ------------.28 ---------------------------------------------------------------------------------SUM 0.94 0.08 1.34 2.83 0.59 2.83 0.00 0.98 0.00 0.04 0.71 0.63 ACC 0.94 1.02 2.36 5.20 5.79 8.62 8.62 9.61 9.61 9.65 10.35 10.98 MAX 0.83 0.08 0.79 0.98 0.28 1.30 0.00 0.98 0.00 0.04 0.28 0.31 NO. 4 1 5 8 4 6 0 1 0 1 3 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.30 2.83 1.38 10.98 36 227 Flood Control District of Maricopa County ALERT System Daily Rainfall at Upper Martinez Wash (gage # 55500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.06 .75 .55 2 .12 .24 .08 3 .24 .08 4 .12 5 6 .04 7 .04 8 9 .12 10 11 12 .24 13 .04 .20 14 .83 .59 15 .91 .67 .04 .91 16 .55 .59 .04 17 18 .04 .12 19 20 ---21 1.26 ---.20 22 .08 .04 23 .08 24 25 .08 26 .28 27 28 .63 29 .04 ---30 .24 ---31 ------------2.48 ---------------------------------------------------------------------------------SUM 1.77 0.12 1.06 3.62 1.14 3.19 0.00 0.00 0.00 0.00 3.03 0.63 ACC 1.77 1.89 2.95 6.57 7.72 10.91 10.91 10.91 10.91 10.91 13.94 14.57 MAX 0.91 0.12 0.63 1.06 0.59 1.26 0.00 0.00 0.00 0.00 2.48 0.55 NO. 5 1 5 8 6 5 0 0 0 0 5 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2.48 3.62 3.66 14.57 37 Gage 55500 down from 5/19 18:00 (277) through 5/22 12:00 (277) due to repeater failure; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 228 Flood Control District of Maricopa County ALERT System Daily Rainfall at IBW @ McKellips Rd. (gage # 55700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .39 .67 .04 2 .12 3 .71 .04 4 .35 5 6 7 8 .08 9 10 11 12 .24 .20 13 .04 14 .20 15 .87 .12 .83 16 .04 .28 17 18 19 20 21 22 .08 .04 23 24 25 26 .16 .12 27 28 .47 29 ---30 .08 ---31 ------------.16 ---------------------------------------------------------------------------------SUM 0.91 0.00 1.85 0.94 0.43 1.54 0.00 0.00 0.00 0.12 0.24 0.28 ACC 0.91 0.91 2.76 3.70 4.13 5.67 5.67 5.67 5.67 5.79 6.02 6.30 MAX 0.87 0.00 0.71 0.39 0.20 0.83 0.00 0.00 0.00 0.12 0.16 0.20 NO. 2 0 5 5 3 3 0 0 0 1 2 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.87 1.85 0.63 6.30 24 229 Flood Control District of Maricopa County ALERT System Daily Rainfall at Osborn Rd. @ 64th St. (gage # 56000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .39 .67 2 .08 3 .12 .67 .04 4 .04 .39 5 .04 6 7 8 9 10 .04 .04 11 12 .04 .59 13 .31 14 .04 .24 15 .63 .12 .63 16 .08 .24 .04 17 .08 .12 18 19 .04 20 21 .04 22 .12 .04 23 24 25 26 .12 .39 27 28 .39 29 ---30 .04 ---31 ------------.24 ---------------------------------------------------------------------------------SUM 1.14 0.08 1.50 0.98 0.47 1.38 0.00 0.00 0.00 0.39 0.24 0.91 ACC 1.14 1.22 2.72 3.70 4.17 5.55 5.55 5.55 5.55 5.94 6.18 7.09 MAX 0.63 0.04 0.67 0.39 0.24 0.67 0.00 0.00 0.00 0.39 0.24 0.59 NO. 10 2 4 6 3 4 0 0 0 1 1 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.67 1.50 1.54 7.09 33 230 Flood Control District of Maricopa County ALERT System Daily Rainfall at IBW @ Indian Bend Rd. (gage # 56300) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .79 .87 .04 2 .16 .16 3 .71 .04 4 .43 5 ---6 ---7 ---8 ---9 ---10 11 12 .24 .04 13 .04 14 .35 15 .59 .16 .91 16 .87 .28 17 .24 .04 18 19 20 21 .04 .04 22 .08 23 24 25 26 .16 1.02 27 .04 28 .59 29 .04 ---30 ---31 ------------.12 ---------------------------------------------------------------------------------SUM 1.46 0.00 2.05 1.65 0.59 1.97 0.00 0.00 0.00 1.02 0.24 0.08 ACC 1.46 1.46 3.50 5.16 5.75 7.72 7.72 7.72 7.72 8.74 8.98 9.06 MAX 0.87 0.00 0.71 0.79 0.35 0.91 0.00 0.00 0.00 1.02 0.12 0.04 NO. 2 0 6 6 3 4 0 0 0 1 4 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 1.02 2.05 1.34 9.06 28 Gage 56300 down from 10/04 12:00 (0) through 10/10 11:35 (0) due to transmitter failure; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 231 Flood Control District of Maricopa County ALERT System Daily Rainfall at IBW @ Indian School Rd. (gage # 56500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .43 .71 .04 2 .12 3 .75 .04 4 .39 5 6 7 8 9 10 11 12 .20 .39 13 .35 14 .20 15 .75 .12 .67 16 .31 .20 .08 17 .12 18 19 20 21 22 .08 23 24 25 26 .08 .43 27 .04 28 .47 29 ---30 ---31 ------------.24 .12 ---------------------------------------------------------------------------------SUM 1.06 0.00 1.81 1.02 0.35 1.46 0.00 0.00 0.00 0.67 0.16 0.79 ACC 1.06 1.06 2.87 3.90 4.25 5.71 5.71 5.71 5.71 6.38 6.54 7.32 MAX 0.75 0.00 0.75 0.43 0.20 0.71 0.00 0.00 0.00 0.43 0.12 0.39 NO. 2 0 4 6 3 3 0 0 0 2 2 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.75 1.81 1.61 7.32 25 232 Flood Control District of Maricopa County ALERT System Daily Rainfall at El Dorado Park (gage # 56600) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .43 .67 2 .12 3 .75 4 .43 5 .04 6 7 8 .04 .04 9 10 11 12 .24 .75 13 .04 14 .24 15 .87 .12 .79 16 .08 .24 17 .08 18 19 20 21 22 .08 23 24 25 26 .12 .47 27 28 .47 29 ---30 .04 ---31 ------------.12 ---------------------------------------------------------------------------------SUM 1.02 0.00 1.93 0.98 0.43 1.46 0.00 0.00 0.00 0.47 0.16 0.79 ACC 1.02 1.02 2.95 3.94 4.37 5.83 5.83 5.83 5.83 6.30 6.46 7.24 MAX 0.87 0.00 0.75 0.43 0.24 0.79 0.00 0.00 0.00 0.47 0.12 0.75 NO. 4 0 5 5 3 2 0 0 0 1 2 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.87 1.93 1.42 7.24 24 233 Flood Control District of Maricopa County ALERT System Daily Rainfall at IBW Interceptor Channel (gage # 56800) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .67 .59 .04 2 .16 .20 3 .71 .04 4 .43 5 6 7 8 9 .04 10 .04 11 12 .20 .08 13 14 .04 .28 15 .43 .16 .75 16 1.10 .28 17 .24 .04 18 19 20 21 .04 22 .08 23 24 25 26 .08 1.02 27 28 .55 29 ---30 ---31 ------------.16 ---------------------------------------------------------------------------------SUM 1.54 0.00 1.93 1.54 0.43 1.61 0.00 0.00 0.00 1.02 0.24 0.12 ACC 1.54 1.54 3.46 5.00 5.43 7.05 7.05 7.05 7.05 8.07 8.31 8.43 MAX 1.10 0.00 0.71 0.67 0.28 0.75 0.00 0.00 0.00 1.02 0.16 0.08 NO. 2 0 5 6 3 5 0 0 0 1 3 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.10 1.93 1.38 8.43 27 234 Flood Control District of Maricopa County ALERT System Daily Rainfall at Camelback Mountain East (gage # 57000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .59 .63 2 .12 .08 3 .59 .04 4 .43 5 6 7 8 9 10 11 12 .24 .24 13 14 .28 15 1.18 .16 .67 16 .12 .31 17 .12 18 19 20 21 22 .08 .12 23 24 25 26 .12 .75 27 28 .55 29 ---30 .04 ---31 ------------.12 .12 ---------------------------------------------------------------------------------SUM 1.30 0.00 1.85 1.34 0.47 1.50 0.00 0.00 0.00 0.87 0.12 0.24 ACC 1.30 1.30 3.15 4.49 4.96 6.46 6.46 6.46 6.46 7.32 7.44 7.68 MAX 1.18 0.00 0.59 0.59 0.28 0.67 0.00 0.00 0.00 0.75 0.12 0.24 NO. 2 0 5 6 3 4 0 0 0 2 1 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.18 1.85 1.22 7.68 24 235 Flood Control District of Maricopa County ALERT System Daily Rainfall at Granite Reef Wash (gage # 57500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .39 .63 .04 2 .08 3 .75 .04 4 .39 5 6 7 8 .12 .04 9 10 11 12 .28 .55 13 .04 14 .24 15 .94 .16 .87 16 .04 .20 17 .04 18 19 20 21 22 .08 23 24 25 26 .12 .35 27 .04 28 .47 29 ---30 ---31 ------------.24 ---------------------------------------------------------------------------------SUM 1.10 0.00 1.89 0.91 0.43 1.50 0.00 0.00 0.00 0.35 0.31 0.63 ACC 1.10 1.10 2.99 3.90 4.33 5.83 5.83 5.83 5.83 6.18 6.50 7.13 MAX 0.94 0.00 0.75 0.39 0.24 0.87 0.00 0.00 0.00 0.35 0.24 0.55 NO. 3 0 4 6 3 2 0 0 0 1 3 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.94 1.89 1.30 7.13 25 236 Flood Control District of Maricopa County ALERT System Daily Rainfall at Thunderbird Academy (gage # 57700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .63 .63 .04 2 .20 3 .16 .67 .24 4 .24 5 6 7 8 9 10 11 12 .20 13 .12 14 .04 .24 15 .43 .12 .47 16 .16 .35 17 .12 18 19 20 21 .04 .04 22 .08 .20 23 24 .04 25 26 .12 27 28 .67 29 ---30 ---31 ------------.16 ---------------------------------------------------------------------------------SUM 0.59 0.16 1.81 1.54 0.43 1.38 0.00 0.12 0.00 0.00 0.20 0.16 ACC 0.59 0.75 2.56 4.09 4.53 5.91 5.91 6.02 6.02 6.02 6.22 6.38 MAX 0.43 0.16 0.67 0.63 0.24 0.63 0.00 0.12 0.00 0.00 0.16 0.12 NO. 2 1 5 5 3 5 0 1 0 0 2 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.67 1.81 0.35 6.38 26 237 Flood Control District of Maricopa County ALERT System Daily Rainfall at Tatum Basin Inflow (gage # 58000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .63 .71 .04 2 .12 .08 3 .20 .67 .04 4 .28 5 6 7 8 .04 9 10 11 12 .31 .12 13 14 .28 15 1.14 .12 .39 16 .24 .47 .16 17 .04 18 19 20 21 22 .08 .04 23 24 25 26 .12 .24 27 28 .79 29 ---30 ---31 ------------.20 ---------------------------------------------------------------------------------SUM 1.38 0.20 2.05 1.42 0.47 1.38 0.00 0.00 0.00 0.24 0.24 0.16 ACC 1.38 1.57 3.62 5.04 5.51 6.89 6.89 6.89 6.89 7.13 7.36 7.52 MAX 1.14 0.20 0.79 0.63 0.28 0.71 0.00 0.00 0.00 0.24 0.20 0.12 NO. 2 1 4 6 3 5 0 0 0 1 2 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.14 2.05 0.63 7.52 26 238 Flood Control District of Maricopa County ALERT System Daily Rainfall at IBW @ Sweetwater Ave. (gage # 58300) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .67 .83 .04 2 .08 3 .08 .51 .04 4 .20 5 6 7 8 9 .04 10 11 12 .24 13 14 .28 15 .43 .04 .04 .43 16 .12 .39 17 .04 18 .04 19 20 21 22 .08 .20 23 24 25 26 .16 27 28 .71 29 ---30 .04 ---31 ------------.12 ---------------------------------------------------------------------------------SUM 0.55 0.12 1.69 1.30 0.55 1.46 0.00 0.00 0.00 0.00 0.12 0.04 ACC 0.55 0.67 2.36 3.66 4.21 5.67 5.67 5.67 5.67 5.67 5.79 5.83 MAX 0.43 0.08 0.71 0.67 0.28 0.83 0.00 0.00 0.00 0.00 0.12 0.04 NO. 2 2 5 7 4 3 0 0 0 0 1 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.83 1.69 0.16 5.83 25 239 Flood Control District of Maricopa County ALERT System Daily Rainfall at CAP Reach11 Dike #2 (gage # 58600) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .67 .75 .04 2 .12 3 .04 .55 4 .20 5 6 7 8 .12 9 .04 10 11 12 .24 .24 13 .08 .12 14 .20 15 .59 .08 .04 .39 16 .08 .43 17 .04 .04 18 19 20 21 .04 .04 22 .04 .31 23 24 25 26 .08 27 28 .71 29 ---30 ---31 ------------.08 ---------------------------------------------------------------------------------SUM 0.67 0.08 1.77 1.34 0.35 1.50 0.00 0.04 0.00 0.00 0.24 0.39 ACC 0.67 0.75 2.52 3.86 4.21 5.71 5.71 5.75 5.75 5.75 5.98 6.38 MAX 0.59 0.04 0.71 0.67 0.20 0.75 0.00 0.04 0.00 0.00 0.12 0.24 NO. 2 2 5 5 4 4 0 1 0 0 3 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.75 1.77 0.63 6.38 29 240 Flood Control District of Maricopa County ALERT System Daily Rainfall at Lost Dog Wash (gage # 58800) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .75 .63 .04 2 .12 .16 3 .08 .83 .04 4 .35 5 6 7 8 9 10 11 12 .28 13 .08 .12 14 .39 15 .47 .16 .63 16 .12 .24 .12 17 .16 .08 18 .04 19 20 21 .12 22 .04 .04 23 24 25 26 .24 .31 27 28 .47 29 ---30 ---31 ------------.16 ---------------------------------------------------------------------------------SUM 0.59 0.08 1.93 1.46 0.75 1.46 0.00 0.12 0.00 0.31 0.39 0.16 ACC 0.59 0.67 2.60 4.06 4.80 6.26 6.26 6.38 6.38 6.69 7.09 7.24 MAX 0.47 0.08 0.83 0.75 0.39 0.63 0.00 0.08 0.00 0.31 0.16 0.12 NO. 2 1 4 6 4 4 0 2 0 1 3 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.83 1.93 0.87 7.24 29 241 Flood Control District of Maricopa County ALERT System Daily Rainfall at Lake Margherite (gage # 59000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .71 .59 2 .12 .04 3 .04 .71 .04 4 .35 5 ---6 ---7 ---8 9 10 .04 11 ---12 .16 ---13 .04 .08 ---.04 14 .35 ---15 .63 .16 .59 16 .28 .31 17 .20 18 19 20 21 .04 .04 22 .12 .08 23 24 25 26 .16 .39 27 28 .59 29 ---30 ---31 ------------.28 ---------------------------------------------------------------------------------SUM 0.91 0.08 1.85 1.54 0.71 1.34 0.00 0.00 0.00 0.39 0.31 0.04 ACC 0.91 0.98 2.83 4.37 5.08 6.42 6.42 6.42 6.42 6.81 7.13 7.17 MAX 0.63 0.04 0.71 0.71 0.35 0.59 0.00 0.00 0.00 0.39 0.28 0.04 NO. 2 2 5 6 4 5 0 0 0 1 2 1 Maximum Daily Rainfall: 0.71 Maximum Monthly Rainfall: 1.85 Total Monsoon Rainfall: 0.75 Estimated Annual Rainfall: 7.17 Number of Days with Rain: 28 Gage 59000 down from 10/17 12:00 (?) through 10/19 12:00 (?) due to plugged funnel; estimated 23mm for 10/15 & 16. Gage 59000 down from 5/04 18:00 (163) through 5/08 07:23 (163) due to transmitter failure; no rain fell. Gage 59000 down from 5/10 12:00 (163) through 5/15 09:58 (163) due to programming error; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 242 Flood Control District of Maricopa County ALERT System Daily Rainfall at Berneil Wash (gage # 59200) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .71 .71 2 .12 3 .12 .63 .04 4 .39 5 6 7 8 .04 9 10 11 12 .24 .24 13 .08 14 .04 .35 15 .51 .20 .59 16 .91 .31 17 .04 18 19 20 21 22 .16 .20 23 24 25 26 .16 .55 27 28 .67 29 ---30 ---31 ------------.20 ---------------------------------------------------------------------------------SUM 1.42 0.12 1.97 1.42 0.67 1.50 0.00 0.00 0.00 0.55 0.24 0.31 ACC 1.42 1.54 3.50 4.92 5.59 7.09 7.09 7.09 7.09 7.64 7.87 8.19 MAX 0.91 0.12 0.67 0.71 0.35 0.71 0.00 0.00 0.00 0.55 0.20 0.24 NO. 2 1 5 6 3 3 0 0 0 1 2 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.91 1.97 1.10 8.19 25 243 Flood Control District of Maricopa County ALERT System Daily Rainfall at IBW @ Shea Blvd. (gage # 59500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .63 .71 .04 2 .12 3 .24 .63 4 .31 5 6 7 8 .04 9 10 11 12 .28 .16 13 14 .28 15 .63 .16 .59 16 .47 .39 17 .04 18 19 20 21 22 .12 .28 23 24 25 26 .16 .20 27 28 .71 29 ---30 ---31 ------------.20 ---------------------------------------------------------------------------------SUM 1.10 0.24 1.93 1.34 0.55 1.57 0.00 0.00 0.00 0.20 0.24 0.20 ACC 1.10 1.34 3.27 4.61 5.16 6.73 6.73 6.73 6.73 6.93 7.17 7.36 MAX 0.63 0.24 0.71 0.63 0.28 0.71 0.00 0.00 0.00 0.20 0.20 0.16 NO. 2 1 4 5 3 3 0 0 0 1 2 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.71 1.93 0.63 7.36 23 244 Flood Control District of Maricopa County ALERT System Daily Rainfall at Aztec Park (gage # 59700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .94 .63 .04 2 .08 .08 3 .20 .63 .04 4 .28 5 6 7 8 9 .04 10 11 12 .24 .16 13 .04 14 .28 15 .55 .12 .51 16 .04 .31 .04 17 .08 .08 18 .04 .04 19 20 21 .08 22 .12 .16 23 24 25 26 .20 .04 27 28 .63 29 ---30 ---31 ------------.12 ---------------------------------------------------------------------------------SUM 0.59 0.24 1.77 1.61 0.59 1.42 0.00 0.12 0.00 0.04 0.20 0.24 ACC 0.59 0.83 2.60 4.21 4.80 6.22 6.22 6.34 6.34 6.38 6.57 6.81 MAX 0.55 0.20 0.63 0.94 0.28 0.63 0.00 0.08 0.00 0.04 0.12 0.16 NO. 2 2 4 7 3 5 0 2 0 1 2 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.94 1.77 0.47 6.81 31 245 Flood Control District of Maricopa County ALERT System Daily Rainfall at Reata Pass Wash (gage # 60000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .79 .79 .16 2 .08 3 .12 .71 .04 4 .20 5 6 7 8 .04 9 10 11 12 .47 .08 13 .04 .08 14 .24 15 .59 .16 .51 16 .43 .55 17 .08 .12 18 19 20 21 .12 .08 22 .08 .47 23 24 .04 25 26 .28 27 28 .71 29 .08 ---30 ---31 ------------.16 ---------------------------------------------------------------------------------SUM 0.59 0.12 2.20 1.57 0.59 1.93 0.00 0.12 0.00 0.00 0.83 0.31 ACC 0.59 0.71 2.91 4.49 5.08 7.01 7.01 7.13 7.13 7.13 7.95 8.27 MAX 0.59 0.12 0.71 0.79 0.28 0.79 0.00 0.12 0.00 0.00 0.55 0.16 NO. 1 1 6 6 3 5 0 1 0 0 4 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 0.79 2.20 1.14 8.27 30 Gage 60000 down from 10/13 12:00 (1) through 10/15 12:00 (?) due to plugged funnel; estimated 15mm for the event of 10/15. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 246 Flood Control District of Maricopa County ALERT System Daily Rainfall at Pima Rd. @ Union Hills Dr. (gage # 60300) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .67 .71 .16 2 .08 3 .08 .04 .67 .04 4 .04 .24 5 6 7 8 .08 .08 9 .04 10 11 12 .28 .16 13 .04 .08 14 .24 15 .59 .08 .47 16 .16 .43 17 .04 .12 18 .04 19 20 21 .04 .04 22 .04 .39 23 24 25 26 .16 27 28 .67 29 ---30 ---31 ------------.08 ---------------------------------------------------------------------------------SUM 0.91 0.12 1.89 1.34 0.43 1.61 0.00 0.16 0.00 0.00 0.20 0.39 ACC 0.91 1.02 2.91 4.25 4.69 6.30 6.30 6.46 6.46 6.46 6.65 7.05 MAX 0.59 0.04 0.67 0.67 0.24 0.71 0.00 0.12 0.00 0.00 0.08 0.16 NO. 4 3 5 6 3 4 0 2 0 0 3 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.71 1.89 0.59 7.05 33 247 Flood Control District of Maricopa County ALERT System Daily Rainfall at Pinnacle Peak Vista (gage # 60500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .67 .75 .08 2 .08 .08 3 .04 .08 .71 .04 4 .24 5 6 7 8 .04 .04 9 .12 10 11 12 .31 .20 13 .04 .08 14 .24 15 .51 .08 .51 16 .35 .39 .16 17 .12 18 19 20 21 .08 .08 22 .08 .31 23 24 25 26 .28 27 28 .67 29 .04 ---30 ---31 ------------.12 ---------------------------------------------------------------------------------SUM 0.94 0.20 2.01 1.26 0.59 1.73 0.00 0.12 0.00 0.00 0.39 0.35 ACC 0.94 1.14 3.15 4.41 5.00 6.73 6.73 6.85 6.85 6.85 7.24 7.60 MAX 0.51 0.12 0.71 0.67 0.28 0.75 0.00 0.12 0.00 0.00 0.16 0.20 NO. 4 2 6 5 3 5 0 1 0 0 4 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.75 2.01 0.75 7.60 33 248 Flood Control District of Maricopa County ALERT System Daily Rainfall at Rawhide Wash @ Pinnacle Peak Rd. (gage # 60600) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .71 .87 .12 2 .08 3 .12 .08 .55 .04 4 .28 5 6 7 8 .04 9 .04 10 11 12 .28 .08 13 .08 14 .28 15 .39 .16 .39 16 .16 .39 .24 17 .04 .16 18 19 20 21 .08 .04 22 .08 .43 23 24 25 26 .12 27 .04 28 .63 29 .04 ---30 ---31 ------------.08 ---------------------------------------------------------------------------------SUM 0.67 0.12 1.77 1.42 0.55 1.77 0.00 0.16 0.00 0.00 0.43 0.20 ACC 0.67 0.79 2.56 3.98 4.53 6.30 6.30 6.46 6.46 6.46 6.89 7.09 MAX 0.39 0.08 0.63 0.71 0.28 0.87 0.00 0.16 0.00 0.00 0.24 0.12 NO. 3 2 5 6 4 4 0 1 0 0 5 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.87 1.77 0.63 7.09 32 249 Flood Control District of Maricopa County ALERT System Daily Rainfall at Pinnacle Peak Powerline (gage # 60700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .91 .98 .24 2 .12 .04 3 .12 .59 .04 4 .31 5 6 7 8 .12 9 .12 10 11 12 .35 .16 13 .16 .04 14 .47 15 .51 .12 .59 16 .12 .43 .08 17 .04 .12 18 19 20 21 .24 .12 22 .20 .59 23 24 25 26 .35 27 .08 28 .63 29 .08 ---30 .04 ---31 ------------.35 ---------------------------------------------------------------------------------SUM 0.63 0.24 2.01 1.65 1.18 2.44 0.00 0.12 0.00 0.00 0.91 0.28 ACC 0.63 0.87 2.87 4.53 5.71 8.15 8.15 8.27 8.27 8.27 9.17 9.45 MAX 0.51 0.12 0.63 0.91 0.47 0.98 0.00 0.12 0.00 0.00 0.35 0.24 NO. 2 2 6 6 4 5 0 1 0 0 6 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.98 2.44 1.18 9.45 34 250 Flood Control District of Maricopa County ALERT System Daily Rainfall at Jomax Rd. @ 70th St. (gage # 60800) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .63 .91 .16 2 3 .28 .12 .55 .04 4 .24 5 6 7 8 .51 9 .04 10 11 12 .35 13 .16 .04 14 .39 15 .31 .16 .51 16 .20 .39 .24 17 .04 .08 18 19 20 21 .20 .08 22 .12 .43 23 24 25 26 .20 27 28 .59 29 .08 ---30 .04 ---31 ------------.20 ---------------------------------------------------------------------------------SUM 0.79 0.16 1.85 1.26 0.87 2.05 0.00 0.08 0.00 0.00 1.02 0.20 ACC 0.79 0.94 2.80 4.06 4.92 6.97 6.97 7.05 7.05 7.05 8.07 8.27 MAX 0.31 0.12 0.59 0.63 0.39 0.91 0.00 0.08 0.00 0.00 0.51 0.16 NO. 3 2 6 5 4 4 0 1 0 0 4 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.91 2.05 1.22 8.27 31 251 Flood Control District of Maricopa County ALERT System Daily Rainfall at Middle Rawhide Wash (gage # 60900) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.06 .94 .04 2 .08 .20 3 .16 .51 4 .35 5 6 7 8 .12 .20 9 .12 10 .04 11 12 .35 .28 .39 13 .24 14 .63 15 .51 .16 .71 16 .24 .63 .04 17 .04 .08 18 .04 .20 19 20 21 .35 .35 22 .39 .75 .04 23 24 .04 25 26 .43 27 28 .51 29 .04 ---30 .04 ---31 ------------.67 ---------------------------------------------------------------------------------SUM 0.87 0.31 1.81 2.01 1.69 2.99 0.00 0.08 0.00 0.00 1.77 0.43 ACC 0.87 1.18 2.99 5.00 6.69 9.69 9.69 9.76 9.76 9.76 11.54 11.97 MAX 0.51 0.16 0.51 1.06 0.63 0.94 0.00 0.08 0.00 0.00 0.67 0.39 NO. 3 3 6 6 4 6 0 1 0 0 7 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.06 2.99 2.20 11.97 38 252 Flood Control District of Maricopa County ALERT System Daily Rainfall at Rawhide Wash (gage # 61000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .98 .91 .12 2 .12 .04 3 .08 .08 .71 4 .31 5 6 7 8 .43 9 .12 10 11 12 .39 13 .12 .04 14 .39 15 .39 .16 .51 16 .59 .47 .04 17 .04 .12 18 .04 19 20 21 .20 .08 22 .12 .59 23 24 25 26 .24 27 28 .71 29 .08 ---30 ---31 ------------.24 ---------------------------------------------------------------------------------SUM 1.06 0.20 2.20 1.81 0.87 2.24 0.00 0.12 0.00 0.00 0.79 0.16 ACC 1.06 1.26 3.46 5.28 6.14 8.39 8.39 8.50 8.50 8.50 9.29 9.45 MAX 0.59 0.12 0.71 0.98 0.39 0.91 0.00 0.12 0.00 0.00 0.43 0.12 NO. 3 2 5 6 4 5 0 1 0 0 4 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.98 2.24 0.94 9.45 32 253 Flood Control District of Maricopa County ALERT System Daily Rainfall at Reata Pass Dam (gage # 61200) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .79 .83 .04 2 .08 .04 3 .12 .51 4 .24 5 6 7 8 .12 9 .16 10 11 12 .43 .12 13 .08 .16 14 .24 15 .47 .16 .55 16 .12 .47 .67 17 .12 .04 18 19 20 21 .04 .16 .12 22 .12 .63 23 24 25 26 .39 27 28 .63 29 .08 ---30 ---31 ------------.24 ---------------------------------------------------------------------------------SUM 0.59 0.28 1.89 1.61 0.87 2.20 0.00 0.04 0.00 0.00 1.14 0.31 ACC 0.59 0.87 2.76 4.37 5.24 7.44 7.44 7.48 7.48 7.48 8.62 8.94 MAX 0.47 0.16 0.63 0.79 0.39 0.83 0.00 0.04 0.00 0.00 0.67 0.16 NO. 2 2 5 5 5 5 0 1 0 0 4 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.83 2.20 1.46 8.94 32 254 Flood Control District of Maricopa County ALERT System Daily Rainfall at New River @ Glendale Ave. (gage # 61500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .28 .59 .04 2 .04 3 .24 4 .08 5 6 7 8 9 .12 10 11 12 .08 .24 13 14 .28 15 1.54 .16 .35 16 .59 .04 17 .04 .12 18 19 20 21 .16 22 .08 .20 23 24 25 26 .04 .20 27 28 .59 29 ---30 .04 ---31 ---.04 ---------.08 ---------------------------------------------------------------------------------SUM 1.54 0.12 1.02 1.14 0.39 1.18 0.00 0.00 0.00 0.20 0.35 0.28 ACC 1.54 1.65 2.68 3.82 4.21 5.39 5.39 5.39 5.39 5.59 5.94 6.22 MAX 1.54 0.12 0.59 0.59 0.28 0.59 0.00 0.00 0.00 0.20 0.16 0.24 NO. 1 1 5 6 3 4 0 0 0 1 3 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.54 1.54 0.83 6.22 26 255 Flood Control District of Maricopa County ALERT System Daily Rainfall at New River @ Bell Rd. (gage # 61700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .47 .75 .04 2 3 .24 .04 4 .24 5 .08 6 7 8 9 .20 10 11 12 .16 .24 13 14 .47 15 .94 .16 .24 .04 16 .04 .55 17 .04 .04 18 .08 19 20 21 .04 22 .08 .24 23 24 25 26 .08 27 28 .51 29 .04 ---30 ---31 ------------.08 ---------------------------------------------------------------------------------SUM 1.06 0.20 1.18 1.26 0.63 1.26 0.00 0.12 0.00 0.00 0.12 0.28 ACC 1.06 1.26 2.44 3.70 4.33 5.59 5.59 5.71 5.71 5.71 5.83 6.10 MAX 0.94 0.20 0.51 0.55 0.47 0.75 0.00 0.08 0.00 0.00 0.08 0.24 NO. 3 1 5 5 3 4 0 2 0 0 2 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.94 1.26 0.39 6.10 27 256 Flood Control District of Maricopa County ALERT System Daily Rainfall at New River Dam (gage # 62000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .31 .63 .08 2 .04 3 .24 .04 4 .12 5 6 7 8 9 .31 10 11 12 .24 .16 13 .24 14 .28 15 1.42 .16 .35 .12 16 .04 .47 17 .08 .08 18 .12 .04 19 20 21 .12 22 .04 .51 23 24 25 26 .04 27 28 .51 29 ---30 ---31 ------------.04 .04 ---------------------------------------------------------------------------------SUM 1.46 0.31 1.10 1.10 0.35 1.61 0.00 0.20 0.00 0.04 0.20 0.47 ACC 1.46 1.77 2.87 3.98 4.33 5.94 5.94 6.14 6.14 6.18 6.38 6.85 MAX 1.42 0.31 0.51 0.47 0.28 0.63 0.00 0.12 0.00 0.04 0.12 0.24 NO. 2 1 4 6 3 4 0 2 0 1 3 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.42 1.61 0.71 6.85 29 257 Flood Control District of Maricopa County ALERT System Daily Rainfall at New River @ Loop 303 (gage # 62200) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .47 .51 .08 2 .04 3 .04 .24 .04 4 .20 5 .04 6 7 8 9 .20 10 11 12 .28 13 .12 14 .28 15 .75 .16 .47 .04 16 .04 .47 17 .04 18 .04 .12 19 20 21 .04 .16 22 .20 23 24 25 26 .04 27 28 .51 29 ---30 ---31 ------------.04 ---------------------------------------------------------------------------------SUM 0.87 0.20 1.22 1.22 0.31 1.38 0.00 0.04 0.00 0.00 0.20 0.20 ACC 0.87 1.06 2.28 3.50 3.82 5.20 5.20 5.24 5.24 5.24 5.43 5.63 MAX 0.75 0.20 0.51 0.47 0.28 0.51 0.00 0.04 0.00 0.00 0.12 0.12 NO. 4 1 4 6 2 5 0 1 0 0 3 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.75 1.38 0.39 5.63 28 258 Flood Control District of Maricopa County ALERT System Daily Rainfall at Sunup Ranch (gage # 62300) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .71 .79 .08 2 .08 .08 3 .24 .39 .39 .08 4 .35 5 6 7 8 .04 9 .28 10 11 .04 12 .35 .31 13 .08 14 .43 15 .75 .12 .67 16 .04 .83 .12 17 .16 .04 .12 18 .20 19 20 21 .55 22 .28 .43 23 24 25 26 .08 27 28 .55 .20 29 .08 ---30 .04 ---31 ------------3.07 ---------------------------------------------------------------------------------SUM 1.06 0.67 1.73 2.01 0.87 2.68 0.00 0.00 0.00 0.24 3.39 0.39 ACC 1.06 1.73 3.46 5.47 6.34 9.02 9.02 9.02 9.02 9.25 12.64 13.03 MAX 0.75 0.39 0.55 0.83 0.43 0.79 0.00 0.00 0.00 0.20 3.07 0.31 NO. 4 2 5 7 4 7 0 0 0 2 3 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 3.07 3.39 4.02 13.03 36 259 Flood Control District of Maricopa County ALERT System Daily Rainfall at Sweat Canyon (gage # 62400) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .59 .94 .12 2 .08 .16 3 .16 .08 .39 .08 4 .35 5 6 .08 7 8 .12 9 .16 10 11 .28 12 .39 .67 13 .04 14 .47 15 .83 .16 .98 16 .04 1.10 17 .08 .12 .20 18 .16 19 20 21 .47 22 .12 .67 23 24 25 26 .20 27 28 .67 .04 29 .04 ---.08 30 .04 ---31 ------------.04 2.24 ---------------------------------------------------------------------------------SUM 1.22 0.24 1.85 2.13 0.83 3.50 0.00 0.00 0.00 0.28 2.60 0.79 ACC 1.22 1.46 3.31 5.43 6.26 9.76 9.76 9.76 9.76 10.04 12.64 13.43 MAX 0.83 0.16 0.67 1.10 0.47 0.98 0.00 0.00 0.00 0.12 2.24 0.67 NO. 5 2 5 7 4 6 0 0 0 4 3 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 2.24 3.50 3.66 13.43 38 260 Flood Control District of Maricopa County ALERT System Daily Rainfall at New River Landfill (gage # 62500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .55 .79 .12 2 .08 .04 3 .59 .28 .35 .04 4 .35 5 6 7 8 .12 9 .20 10 11 12 .35 .35 13 .08 14 .35 15 .71 .12 .51 16 .08 .63 .20 17 .12 .20 18 .04 .12 19 20 21 .39 22 .16 .39 23 24 25 26 .12 27 28 .55 .08 29 .04 ---.04 30 .04 ---31 ------------.75 ---------------------------------------------------------------------------------SUM 1.50 0.47 1.69 1.54 0.71 2.13 0.00 0.04 0.00 0.12 1.26 0.47 ACC 1.50 1.97 3.66 5.20 5.91 8.03 8.03 8.07 8.07 8.19 9.45 9.92 MAX 0.71 0.28 0.55 0.63 0.35 0.79 0.00 0.04 0.00 0.08 0.75 0.35 NO. 4 2 6 6 4 5 0 1 0 2 4 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.79 2.13 1.85 9.92 36 261 Flood Control District of Maricopa County ALERT System Daily Rainfall at New River Fire (gage # 62700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .98 1.10 .12 2 .04 .16 .47 3 .04 .31 .39 .08 4 .39 5 6 7 8 9 .24 10 11 .24 12 .51 1.54 13 .12 .04 14 .43 15 .55 .16 1.10 16 .24 .79 .08 .35 17 .35 .28 18 .04 19 .04 20 21 1.02 .12 22 .39 .71 23 24 25 26 .28 27 28 .67 29 .04 ---30 .04 .04 ---.04 31 ------------.28 ---------------------------------------------------------------------------------SUM 0.83 0.59 2.05 2.56 1.22 4.76 0.00 0.04 0.00 0.00 1.06 1.69 ACC 0.83 1.42 3.46 6.02 7.24 12.01 12.01 12.05 12.05 12.05 13.11 14.80 MAX 0.55 0.31 0.67 0.98 0.43 1.10 0.00 0.04 0.00 0.00 0.35 1.54 NO. 3 3 6 7 4 8 0 1 0 0 5 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.54 4.76 2.76 14.80 40 262 Flood Control District of Maricopa County ALERT System Daily Rainfall at Cooks Mesa (gage # 63000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.34 .79 .08 2 .16 .43 .28 3 .04 .31 .47 .04 4 .55 .04 5 6 .12 7 .04 8 .04 9 .31 10 11 .12 .04 12 .55 1.18 13 .12 14 .04 .98 15 .43 .39 .12 1.46 .63 16 .04 1.22 .04 .24 17 .63 .12 .43 18 .04 .08 19 20 .04 21 2.01 .20 22 .83 1.54 23 24 25 26 .28 27 28 .67 .43 29 .04 ---30 .12 ---.04 31 ------------.12 ---------------------------------------------------------------------------------SUM 0.67 0.79 2.36 4.25 2.32 6.26 0.00 0.16 0.00 0.00 2.17 1.26 ACC 0.67 1.46 3.82 8.07 10.39 16.65 16.65 16.81 16.81 16.81 18.98 20.24 MAX 0.43 0.31 0.67 1.34 0.98 2.01 0.00 0.12 0.00 0.00 0.63 1.18 NO. 5 3 7 9 5 8 0 2 0 0 8 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 2.01 6.26 3.43 20.24 49 263 Flood Control District of Maricopa County ALERT System Daily Rainfall at Whitlow Ranch Dam (gage # 63300) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.42 .28 .75 .04 2 .28 .35 .08 3 1.10 .04 4 .79 5 ---6 ---7 ---8 .12 ------9 .08 ---10 .04 ---11 ---12 .39 ---13 .08 .16 14 .24 15 .55 .24 .04 .47 16 .28 .87 .04 .20 17 .24 .04 18 19 20 .04 21 .39 .12 22 .24 .04 23 .04 24 25 26 .35 .04 27 28 .51 29 ---30 .08 ---.16 .04 31 ---------------------------------------------------------------------------------------------SUM 0.98 0.12 2.95 3.07 1.42 1.34 0.00 0.20 0.00 0.12 0.91 0.12 ACC 0.98 1.10 4.06 7.13 8.54 9.88 9.88 10.08 10.08 10.20 11.10 11.22 MAX 0.55 0.08 1.10 1.42 0.39 0.47 0.00 0.20 0.00 0.04 0.75 0.08 NO. 4 2 6 6 6 6 0 1 0 3 3 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 1.42 3.07 1.14 11.22 39 Gage 63300 down from 1/04 06:00 (147) through 1/09 15:00 (147) due to transmitter failure; no rain fell. Gage 63300 down from 9/07 12:00 (285) through 9/13 09:31 (285) due to programming error; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 264 Flood Control District of Maricopa County ALERT System Daily Rainfall at Elephant Butte (gage # 63400) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.97 .20 .08 2 .43 .67 .51 3 1.42 4 .20 .94 5 6 7 8 .04 9 .24 10 11 12 .59 .24 13 .16 .16 .67 14 .31 15 .79 .31 .20 .91 16 .20 1.14 .20 .39 .39 17 .43 .08 .12 18 .04 19 20 .16 21 .55 .08 .28 22 .35 .08 23 24 25 26 .51 .08 27 .04 28 .83 .28 .63 29 ---30 .08 ---.08 .04 31 ---------------------------------------------------------------------------------------------SUM 1.22 0.24 4.02 4.33 2.09 2.20 0.00 0.47 0.00 0.43 1.57 1.50 ACC 1.22 1.46 5.47 9.80 11.89 14.09 14.09 14.57 14.57 15.00 16.57 18.07 MAX 0.79 0.24 1.42 1.97 0.55 0.91 0.00 0.39 0.00 0.28 0.63 0.67 NO. 4 1 6 6 6 7 0 2 0 4 5 4 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.97 4.33 3.50 18.07 45 265 Flood Control District of Maricopa County ALERT System Daily Rainfall at Saguaro Lake (gage # 63500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .87 .63 2 .20 .16 3 .04 .71 .04 4 .43 5 .08 6 7 8 9 .12 10 11 12 .47 13 .08 .12 .51 14 .04 .63 15 .35 .24 1.22 16 .16 .28 .04 17 .20 18 19 ---20 ---21 .20 .04 ---.04 .20 22 .35 .20 ---.04 23 24 25 26 .51 27 28 .47 29 ---30 ---.08 31 ------------.39 .16 ---------------------------------------------------------------------------------SUM 0.59 0.16 2.20 1.77 1.81 2.36 0.00 0.00 0.00 0.47 0.39 0.51 ACC 0.59 0.75 2.95 4.72 6.54 8.90 8.90 8.90 8.90 9.37 9.76 10.28 MAX 0.35 0.12 0.71 0.87 0.63 1.22 0.00 0.00 0.00 0.39 0.20 0.51 NO. 3 2 6 5 5 7 0 0 0 3 3 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 1.22 2.36 1.38 10.28 35 Gage 63500 down from 5/18 12:00 (226) through 5/24 00:00 (226) due to repeater failure; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 266 Flood Control District of Maricopa County ALERT System Daily Rainfall at Tortilla Well (gage # 63600) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 2.83 .35 .04 2 .39 .47 .04 3 .04 1.18 .08 4 .63 5 6 7 .31 8 9 .31 10 .08 11 12 .71 .20 13 .08 .20 1.85 14 .87 15 .94 .51 .31 .87 16 .12 1.26 .16 .20 17 .59 .08 18 .04 .08 19 20 .16 21 .31 .16 .31 22 .39 .35 .12 23 24 25 26 .47 27 28 .59 29 .04 ---30 .04 ---.16 .43 31 ---------------------------------------------------------------------------------------------SUM 1.38 0.35 3.27 5.71 2.56 2.52 0.00 0.35 0.00 0.43 0.67 2.13 ACC 1.38 1.73 5.00 10.71 13.27 15.79 15.79 16.14 16.14 16.57 17.24 19.37 MAX 0.94 0.31 1.18 2.83 0.87 0.87 0.00 0.20 0.00 0.43 0.31 1.85 NO. 3 2 7 7 6 7 0 3 0 1 4 4 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 2.83 5.71 3.23 19.37 44 267 Flood Control District of Maricopa County ALERT System Daily Rainfall at Reavis Trailhead (gage # 63700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.97 .28 2 .04 .16 .20 .04 3 .04 .04 1.18 4 .39 5 6 7 8 9 .31 10 .04 11 .04 12 .63 .20 13 .04 .08 .39 1.73 14 .83 ---15 1.22 .55 .12 .67 ---16 .24 .71 .04 17 .83 .12 .04 18 .16 19 20 .04 21 .28 .16 .55 22 .24 .43 .08 23 24 25 26 .35 27 28 .59 29 ---30 .04 ---.20 31 ---------------------------------------------------------------------------------------------SUM 1.50 0.43 2.87 4.25 1.89 1.97 0.00 0.28 0.00 0.00 1.10 1.97 ACC 1.50 1.93 4.80 9.06 10.94 12.91 12.91 13.19 13.19 13.19 14.29 16.26 MAX 1.22 0.31 1.18 1.97 0.83 0.67 0.00 0.16 0.00 0.00 0.55 1.73 NO. 3 4 6 6 6 7 0 2 0 0 5 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 1.97 4.25 3.07 16.26 42 Gage 63700 down from 9/13 18:00 (413) through 9/16 12:00 (413) due to battery failure; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 268 Flood Control District of Maricopa County ALERT System Daily Rainfall at Santa Cruz R. @ SR 84 (gage # 63800) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .71 .39 2 .08 .04 3 1.26 4 .67 5 6 .16 7 8 9 .08 10 11 12 .20 .04 13 .04 14 .28 15 1.02 .08 .31 16 .08 .51 17 .12 18 19 20 21 .08 .04 22 .08 23 24 25 26 .24 27 28 .24 29 ---30 .12 ---.04 .04 31 ------------.83 ---------------------------------------------------------------------------------SUM 1.26 0.08 2.48 1.38 0.71 0.79 0.00 0.00 0.00 0.16 0.87 0.04 ACC 1.26 1.34 3.82 5.20 5.91 6.69 6.69 6.69 6.69 6.85 7.72 7.76 MAX 1.02 0.08 1.26 0.71 0.28 0.39 0.00 0.00 0.00 0.12 0.83 0.04 NO. 3 1 5 4 5 4 0 0 0 2 2 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.26 2.48 1.06 7.76 27 269 Flood Control District of Maricopa County ALERT System Daily Rainfall at Greene Wash @ SR 84 (gage # 64000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .28 .39 2 .04 3 1.02 4 .67 5 6 .04 7 .04 8 9 .04 10 .04 11 12 .12 .12 13 14 .24 15 .87 .20 .16 16 .28 17 18 19 20 21 .08 .04 22 .08 23 24 25 26 .12 27 28 .24 29 ---30 .20 ---31 ---.04 ---------1.93 ---------------------------------------------------------------------------------SUM 0.94 0.08 2.24 0.83 0.51 0.55 0.00 0.00 0.00 0.00 1.97 0.12 ACC 0.94 1.02 3.27 4.09 4.61 5.16 5.16 5.16 5.16 5.16 7.13 7.24 MAX 0.87 0.04 1.02 0.28 0.24 0.39 0.00 0.00 0.00 0.00 1.93 0.12 NO. 3 2 5 5 4 2 0 0 0 0 2 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.93 2.24 2.09 7.24 24 270 Flood Control District of Maricopa County ALERT System Daily Rainfall at Skunk Tank Wash (gage # 64700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .75 .98 .12 2 .08 .12 3 .16 .24 .04 4 .24 5 6 7 8 9 .35 10 11 12 .35 .47 13 14 .39 15 .59 .20 .47 16 .20 .51 .20 17 .31 .04 .16 18 19 20 21 .51 22 .12 .63 23 24 25 26 .16 27 28 .55 29 .04 ---30 .04 ---.08 31 ------------1.61 ---------------------------------------------------------------------------------SUM 0.94 0.35 1.46 1.89 0.67 2.72 0.00 0.04 0.00 0.08 1.97 0.59 ACC 0.94 1.30 2.76 4.65 5.31 8.03 8.03 8.07 8.07 8.15 10.12 10.71 MAX 0.59 0.35 0.55 0.75 0.39 0.98 0.00 0.04 0.00 0.08 1.61 0.47 NO. 3 1 6 6 3 5 0 1 0 1 3 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.61 2.72 2.64 10.71 31 271 Flood Control District of Maricopa County ALERT System Daily Rainfall at Adobe Dam (gage # 65000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .43 .75 .08 2 .04 3 .28 .04 4 .35 5 6 7 8 9 .16 10 11 12 .20 .12 13 14 .39 15 1.02 .12 .28 .59 16 .04 .59 17 .16 .08 18 .04 19 20 21 .08 22 .08 .16 23 24 25 26 .04 27 28 .51 29 .08 ---30 ---31 ------------.08 .04 ---------------------------------------------------------------------------------SUM 1.06 0.16 1.42 1.38 0.51 1.26 0.00 0.12 0.00 0.08 0.63 0.20 ACC 1.06 1.22 2.64 4.02 4.53 5.79 5.79 5.91 5.91 5.98 6.61 6.81 MAX 1.02 0.16 0.51 0.59 0.39 0.75 0.00 0.08 0.00 0.08 0.59 0.12 NO. 2 1 5 6 3 4 0 2 0 1 2 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.02 1.42 0.91 6.81 28 272 Flood Control District of Maricopa County ALERT System Daily Rainfall at Upper Cline Creek (gage # 65300) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .98 1.26 .12 2 .12 .35 3 .28 .16 .28 .08 4 .28 5 6 7 8 .12 9 .47 10 11 .98 12 .43 .16 13 .08 .20 14 .39 15 .47 .24 .63 16 .51 .71 .20 17 .39 .16 18 19 20 21 .87 .24 22 .24 .75 23 24 25 26 .39 27 .08 28 .59 29 .04 ---30 .04 ---.08 31 ------------.35 ---------------------------------------------------------------------------------SUM 1.26 0.63 1.69 2.56 1.22 4.84 0.00 0.00 0.00 0.24 0.98 0.28 ACC 1.26 1.89 3.58 6.14 7.36 12.20 12.20 12.20 12.20 12.44 13.43 13.70 MAX 0.51 0.47 0.59 0.98 0.39 1.26 0.00 0.00 0.00 0.16 0.35 0.16 NO. 3 2 6 7 4 6 0 0 0 2 5 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.26 4.84 1.50 13.70 37 273 Flood Control District of Maricopa County ALERT System Daily Rainfall at Fig Springs (gage # 65500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .98 1.02 .12 2 .04 .08 .35 3 .16 .35 .35 .08 4 .39 5 6 .04 7 8 .12 9 .28 10 11 .71 12 .47 1.30 13 .08 .31 14 .51 15 .71 .24 .87 16 .35 .83 .16 17 .12 .24 18 19 20 21 .83 .12 22 .28 .67 23 24 25 26 .24 27 28 .71 .04 29 .20 ---30 ---31 ------------.51 ---------------------------------------------------------------------------------SUM 1.26 0.67 2.20 2.32 1.34 4.45 0.00 0.00 0.00 0.04 1.14 1.42 ACC 1.26 1.93 4.13 6.46 7.80 12.24 12.24 12.24 12.24 12.28 13.43 14.84 MAX 0.71 0.35 0.71 0.98 0.51 1.02 0.00 0.00 0.00 0.04 0.51 1.30 NO. 4 3 6 6 4 6 0 0 0 1 5 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.30 4.45 2.60 14.84 37 274 Flood Control District of Maricopa County ALERT System Daily Rainfall at Skunk Cr. @ Carefree Hwy. (gage # 65700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .59 .83 .08 2 .04 .04 3 .04 .24 .08 4 .16 5 6 .04 7 8 9 .39 10 11 12 .31 13 .04 .12 14 .35 15 .63 .12 .51 16 .16 .51 .04 17 .28 .12 .12 18 19 20 21 .31 22 .08 .55 23 24 25 26 .08 27 28 .51 29 ---30 .04 ---31 ------------.35 ---------------------------------------------------------------------------------SUM 0.87 0.39 1.26 1.61 0.55 2.24 0.00 0.12 0.00 0.00 0.51 0.20 ACC 0.87 1.26 2.52 4.13 4.69 6.93 6.93 7.05 7.05 7.05 7.56 7.76 MAX 0.63 0.39 0.51 0.59 0.35 0.83 0.00 0.12 0.00 0.00 0.35 0.12 NO. 4 1 5 6 4 5 0 1 0 0 3 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.83 2.24 0.71 7.76 31 275 Flood Control District of Maricopa County ALERT System Daily Rainfall at Skunk Creek @ I-17 (gage # 65800) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .59 .91 .04 2 .04 .04 3 .24 4 .24 5 6 7 .04 8 9 .28 10 11 12 .31 .12 13 14 .43 15 .87 .16 .43 16 .20 .47 .04 .04 17 .08 18 19 20 21 .16 22 .08 .28 23 24 25 26 .04 27 28 .47 29 ---30 .04 ---31 ------------.08 ---------------------------------------------------------------------------------SUM 1.06 0.28 1.34 1.34 0.55 1.85 0.00 0.00 0.00 0.00 0.12 0.16 ACC 1.06 1.34 2.68 4.02 4.57 6.42 6.42 6.42 6.42 6.42 6.54 6.69 MAX 0.87 0.28 0.47 0.59 0.43 0.91 0.00 0.00 0.00 0.00 0.08 0.12 NO. 2 1 6 5 3 6 0 0 0 0 2 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.91 1.85 0.28 6.69 27 276 Flood Control District of Maricopa County ALERT System Daily Rainfall at Sonoran Wash (gage # 65900) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .75 .91 .04 2 .04 3 .28 .04 4 .16 5 .04 6 7 .04 8 9 .28 10 11 12 .28 .08 13 .04 .24 14 .43 15 .79 .16 .51 16 .20 .63 .04 .04 17 .12 .04 .04 18 19 20 21 .24 22 .08 .35 23 24 25 26 .08 27 28 .47 29 .04 ---30 ---.08 31 ------------.20 ---------------------------------------------------------------------------------SUM 1.02 0.28 1.30 1.69 0.59 2.09 0.00 0.04 0.00 0.08 0.28 0.35 ACC 1.02 1.30 2.60 4.29 4.88 6.97 6.97 7.01 7.01 7.09 7.36 7.72 MAX 0.79 0.28 0.47 0.75 0.43 0.91 0.00 0.04 0.00 0.08 0.20 0.24 NO. 3 1 7 5 3 6 0 1 0 1 3 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.91 2.09 0.71 7.72 33 277 Flood Control District of Maricopa County ALERT System Daily Rainfall at Cline Creek (gage # 66000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .94 1.18 .12 2 .04 .12 .43 3 .16 .20 .31 .04 4 .31 5 6 7 8 9 .31 10 11 .55 12 .47 .24 13 .08 14 .39 15 .51 .16 .51 16 .51 .71 .08 17 .31 .04 18 19 20 21 .71 22 .24 .39 23 .16 24 .08 25 .04 26 .35 27 28 .63 29 .04 ---30 ---31 ------------.87 ---------------------------------------------------------------------------------SUM 1.18 0.55 1.77 2.28 1.06 4.13 0.00 0.04 0.00 0.00 0.87 0.35 ACC 1.18 1.73 3.50 5.79 6.85 10.98 10.98 11.02 11.02 11.02 11.89 12.24 MAX 0.51 0.31 0.63 0.94 0.39 1.18 0.00 0.04 0.00 0.00 0.87 0.24 NO. 3 3 5 6 4 10 0 1 0 0 1 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Estimated Monsoon Rainfall: Estimated Annual Rainfall: Number of Days with Rain: 1.18 4.13 1.22 12.24 35 Gage 66000 down from 8/29 12:00 (280) through 8/31 12:00 (?) due to plugged funnel; estimated 25mm for 8/31. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 278 Flood Control District of Maricopa County ALERT System Daily Rainfall at Skunk Cr. near New River (gage # 66200) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .98 .94 .12 2 .04 .08 .24 3 .24 .31 .39 .08 4 .39 5 6 .12 7 8 9 .28 10 11 .79 12 .47 .79 13 .04 .24 14 .04 .59 15 .47 .20 .83 16 .43 .83 .04 .31 17 .12 .51 18 19 20 21 ---.83 .04 22 .20 .71 23 24 25 26 .20 27 28 .67 29 .16 ---30 ---31 ------------.79 ---------------------------------------------------------------------------------SUM 1.26 0.63 2.17 2.28 1.22 4.37 0.00 0.00 0.00 0.00 1.65 0.91 ACC 1.26 1.89 4.06 6.34 7.56 11.93 11.93 11.93 11.93 11.93 13.58 14.49 MAX 0.47 0.31 0.67 0.98 0.59 0.94 0.00 0.00 0.00 0.00 0.79 0.79 NO. 4 3 7 6 4 7 0 0 0 0 4 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 0.98 4.37 2.56 14.49 37 Gage 66200 down from 10/20 18:00 (32) through 10/23 00:00 (32) for unknown reason; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 279 Flood Control District of Maricopa County ALERT System Daily Rainfall at Cesar Chavez Park (gage # 66500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .04 .51 .04 2 .04 3 .43 4 .28 5 6 7 8 9 10 11 12 .08 13 .12 14 .12 15 1.10 .04 .47 .04 16 .55 .24 17 18 19 20 21 22 .04 .04 23 24 25 26 27 28 .55 29 ---30 .04 ---31 ------------.04 ---------------------------------------------------------------------------------SUM 1.65 0.00 1.38 0.35 0.28 1.02 0.00 0.00 0.00 0.00 0.08 0.04 ACC 1.65 1.65 3.03 3.39 3.66 4.69 4.69 4.69 4.69 4.69 4.76 4.80 MAX 1.10 0.00 0.55 0.24 0.12 0.51 0.00 0.00 0.00 0.00 0.04 0.04 NO. 2 0 5 4 3 3 0 0 0 0 2 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.10 1.65 0.12 4.80 20 280 Flood Control District of Maricopa County ALERT System Daily Rainfall at Roeser Rd. @ 2nd St. (gage # 66700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .16 .51 2 .08 3 .47 .04 4 .31 5 .16 6 .04 7 8 9 .04 10 11 12 .08 13 .04 14 .12 15 .51 .08 .71 16 .08 .20 .04 17 .12 18 .04 19 20 21 22 .04 23 24 25 26 .08 27 28 .39 29 ---30 .04 ---31 ------------.08 ---------------------------------------------------------------------------------SUM 0.79 0.04 1.30 0.67 0.24 1.30 0.00 0.04 0.00 0.00 0.08 0.00 ACC 0.79 0.83 2.13 2.80 3.03 4.33 4.33 4.37 4.37 4.37 4.45 4.45 MAX 0.51 0.04 0.47 0.20 0.12 0.71 0.00 0.04 0.00 0.00 0.08 0.00 NO. 4 1 5 6 3 4 0 1 0 0 1 0 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Estimated Annual Rainfall: Number of Days with Rain: 0.71 1.30 0.08 4.45 25 Gage 66700 down from 3/14 06:00 (90) through 3/16 06:00 (?) due to plugged funnel; estimated 19mm for the event of 3/15. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 281 Flood Control District of Maricopa County ALERT System Daily Rainfall at Roeser Rd. @ 23rd Ave. (gage # 66800) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .16 .59 .04 2 .08 3 .51 4 .28 5 6 7 8 9 10 11 12 .08 13 .08 14 .16 15 .63 .08 .59 .08 16 .43 .39 .04 17 18 19 20 21 22 .08 .08 23 24 25 26 .04 27 28 .67 29 ---30 .04 ---31 ------------.04 ---------------------------------------------------------------------------------SUM 1.06 0.00 1.57 0.71 0.35 1.26 0.00 0.00 0.00 0.00 0.16 0.04 ACC 1.06 1.06 2.64 3.35 3.70 4.96 4.96 4.96 4.96 4.96 5.12 5.16 MAX 0.63 0.00 0.67 0.39 0.16 0.59 0.00 0.00 0.00 0.00 0.08 0.04 NO. 2 0 5 4 4 3 0 0 0 0 3 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Estimated Annual Rainfall: Number of Days with Rain: 0.67 1.57 0.20 5.16 22 Gage 66800 down from 12/03 12:00 (27) through 12/05 12:00 (?) due to plugged funnel; estimated 20mm for 12/3-4. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 282 Flood Control District of Maricopa County ALERT System Daily Rainfall at Salt R. @ 40th St. (gage # 67000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .51 .91 .04 2 .20 3 .75 4 .39 5 6 7 8 9 .04 10 11 12 .24 13 14 .24 15 .59 .08 .87 16 .31 .31 17 .16 18 19 20 21 22 .12 23 24 25 26 .16 27 28 .67 29 ---30 .08 ---31 ------------.04 ---------------------------------------------------------------------------------SUM 0.91 0.04 2.13 1.26 0.51 1.77 0.00 0.00 0.00 0.00 0.04 0.04 ACC 0.91 0.94 3.07 4.33 4.84 6.61 6.61 6.61 6.61 6.61 6.65 6.69 MAX 0.59 0.04 0.75 0.51 0.24 0.91 0.00 0.00 0.00 0.00 0.04 0.04 NO. 2 1 5 5 3 2 0 0 0 0 1 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.91 2.13 0.08 6.69 20 283 Flood Control District of Maricopa County ALERT System Daily Rainfall at Salt R. @ Priest Dr. (gage # 67300) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .43 .59 .04 2 .12 3 .71 4 .35 5 .04 6 7 8 9 10 11 12 .16 13 .04 14 .16 15 .35 .08 .94 .04 16 .12 .24 .04 17 .08 18 19 20 21 22 .08 23 24 25 26 .08 27 28 .43 29 ---30 .08 ---31 ------------.20 ---------------------------------------------------------------------------------SUM 0.51 0.00 1.73 0.94 0.35 1.57 0.00 0.00 0.00 0.00 0.24 0.04 ACC 0.51 0.51 2.24 3.19 3.54 5.12 5.12 5.12 5.12 5.12 5.35 5.39 MAX 0.35 0.00 0.71 0.43 0.16 0.94 0.00 0.00 0.00 0.00 0.20 0.04 NO. 3 0 5 5 4 3 0 0 0 0 2 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.94 1.73 0.28 5.39 23 284 Flood Control District of Maricopa County ALERT System Daily Rainfall at ASU South (gage # 67500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .39 .75 2 .08 3 .79 4 .31 5 .08 6 7 8 .12 9 10 11 12 .16 13 .08 14 .16 15 .39 .12 .67 16 .12 .24 17 .04 18 19 20 21 22 .12 23 24 25 26 .12 27 28 .51 29 ---30 .04 ---31 ------------.16 ---------------------------------------------------------------------------------SUM 0.59 0.00 1.81 0.87 0.39 1.42 0.00 0.00 0.00 0.00 0.28 0.08 ACC 0.59 0.59 2.40 3.27 3.66 5.08 5.08 5.08 5.08 5.08 5.35 5.43 MAX 0.39 0.00 0.79 0.39 0.16 0.75 0.00 0.00 0.00 0.00 0.16 0.08 NO. 3 0 5 5 3 2 0 0 0 0 2 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.79 1.81 0.35 5.43 21 285 Flood Control District of Maricopa County ALERT System Daily Rainfall at Laveen Basin (gage # 67800) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .08 .63 2 .12 3 .55 4 .35 5 6 7 8 9 10 11 12 .08 13 .16 14 .12 15 1.14 .04 .63 16 .47 .31 17 .04 18 19 20 21 22 .08 .08 23 24 25 26 27 28 .67 29 .04 ---30 .04 ---31 ---.04 ---------.04 ---------------------------------------------------------------------------------SUM 1.61 0.00 1.73 0.59 0.35 1.34 0.00 0.00 0.00 0.00 0.08 0.00 ACC 1.61 1.61 3.35 3.94 4.29 5.63 5.63 5.63 5.63 5.63 5.71 5.71 MAX 1.14 0.00 0.67 0.31 0.16 0.63 0.00 0.00 0.00 0.00 0.04 0.00 NO. 2 0 6 5 3 3 0 0 0 0 2 0 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.14 1.73 0.08 5.71 21 286 Flood Control District of Maricopa County ALERT System Daily Rainfall at Guadalupe FRS (gage # 68200) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .43 .47 .04 2 .04 .20 3 .04 .67 4 .24 5 6 7 8 .04 9 10 11 12 .04 .20 13 .08 14 .08 15 .55 .04 .08 .79 16 .16 .24 17 18 19 20 21 22 .12 .04 23 24 25 26 .08 27 28 .51 29 ---30 ---31 ------------.04 ---------------------------------------------------------------------------------SUM 0.79 0.00 1.61 0.75 0.43 1.50 0.00 0.00 0.00 0.00 0.08 0.04 ACC 0.79 0.79 2.40 3.15 3.58 5.08 5.08 5.08 5.08 5.08 5.16 5.20 MAX 0.55 0.00 0.67 0.43 0.12 0.79 0.00 0.00 0.00 0.00 0.04 0.04 NO. 4 0 4 4 5 4 0 0 0 0 2 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Estimated Annual Rainfall: Number of Days with Rain: 0.79 1.61 0.12 5.20 24 Gage 68200 down from 2/28 12:00 (96) through 3/02 12:00 (?) due to plugged funnel; estimated 12mm for the event of 3/02. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 287 Flood Control District of Maricopa County ALERT System Daily Rainfall at South Mountain Park (gage # 68500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .35 .47 2 .04 3 .71 4 .24 5 .04 6 .04 7 8 .08 9 10 11 12 .16 13 14 .12 15 1.06 .04 .63 16 .24 .31 17 .04 18 19 20 21 .04 22 .08 23 24 25 26 .04 27 28 .67 29 ---30 .08 ---31 ------------.08 ---------------------------------------------------------------------------------SUM 1.38 0.00 1.85 0.79 0.24 1.10 0.00 0.00 0.00 0.00 0.20 0.00 ACC 1.38 1.38 3.23 4.02 4.25 5.35 5.35 5.35 5.35 5.35 5.55 5.55 MAX 1.06 0.00 0.71 0.35 0.12 0.63 0.00 0.00 0.00 0.00 0.08 0.00 NO. 4 0 5 5 3 2 0 0 0 0 3 0 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.06 1.85 0.20 5.55 22 288 Flood Control District of Maricopa County ALERT System Daily Rainfall at Dobbins Rd. @ 19th Ave. (gage # 68900) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .16 .43 .04 2 .04 3 .55 4 .28 5 6 .04 7 8 9 10 11 12 .04 13 14 .16 15 .55 .08 .75 .08 16 .55 .31 .04 17 .04 18 19 20 21 22 .04 23 24 25 26 .04 27 28 .67 29 ---30 .04 ---31 ------------.04 ---------------------------------------------------------------------------------SUM 1.14 0.00 1.57 0.63 0.24 1.18 0.00 0.00 0.00 0.00 0.16 0.04 ACC 1.14 1.14 2.72 3.35 3.58 4.76 4.76 4.76 4.76 4.76 4.92 4.96 MAX 0.55 0.00 0.67 0.31 0.16 0.75 0.00 0.00 0.00 0.00 0.08 0.04 NO. 3 0 5 5 3 2 0 0 0 0 3 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.75 1.57 0.20 4.96 22 289 Flood Control District of Maricopa County ALERT System Daily Rainfall at South Mtn. Park HQ (gage # 69000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .28 .59 .04 2 .08 3 .63 4 .24 5 .08 6 .04 7 8 9 .08 10 11 12 .08 13 14 .16 15 .75 .04 .67 .12 16 .39 .24 17 .04 .08 18 19 20 21 .04 22 .08 23 24 25 26 .08 27 28 .59 29 ---30 .04 ---31 ---.04 ---------.08 ---------------------------------------------------------------------------------SUM 1.30 0.08 1.61 0.71 0.35 1.26 0.00 0.00 0.00 0.00 0.20 0.04 ACC 1.30 1.38 2.99 3.70 4.06 5.31 5.31 5.31 5.31 5.31 5.51 5.55 MAX 0.75 0.08 0.63 0.28 0.16 0.67 0.00 0.00 0.00 0.00 0.12 0.04 NO. 5 1 6 5 4 2 0 0 0 0 2 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.75 1.61 0.24 5.55 26 290 Flood Control District of Maricopa County ALERT System Daily Rainfall at Pecos Basin (gage # 70000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .39 .31 .04 2 3 .63 4 .20 5 .04 6 7 8 .39 9 10 11 12 .12 13 14 .16 15 .59 .04 .43 16 .16 .24 .04 17 18 19 20 21 .08 .08 22 .04 23 24 25 26 .08 27 28 .39 29 ---30 .08 ---31 ------------.08 ---------------------------------------------------------------------------------SUM 0.79 0.00 1.42 0.67 0.35 0.79 0.00 0.00 0.00 0.00 0.55 0.04 ACC 0.79 0.79 2.20 2.87 3.23 4.02 4.02 4.02 4.02 4.02 4.57 4.61 MAX 0.59 0.00 0.63 0.39 0.16 0.43 0.00 0.00 0.00 0.00 0.39 0.04 NO. 3 0 5 3 4 3 0 0 0 0 3 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.63 1.42 0.59 4.61 22 291 Flood Control District of Maricopa County ALERT System Daily Rainfall at Ahwatukee (gage # 70200) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .39 .47 .04 2 .04 3 .63 4 .31 5 .16 6 7 8 .04 9 10 11 12 .12 13 14 .31 15 .47 .04 .51 16 .16 .24 17 18 19 20 21 .04 .16 22 .04 23 24 25 26 .08 27 28 .47 29 ---30 .08 ---31 ------------.04 ---------------------------------------------------------------------------------SUM 0.79 0.00 1.61 0.71 0.47 0.98 0.00 0.00 0.00 0.00 0.24 0.04 ACC 0.79 0.79 2.40 3.11 3.58 4.57 4.57 4.57 4.57 4.57 4.80 4.84 MAX 0.47 0.00 0.63 0.39 0.31 0.51 0.00 0.00 0.00 0.00 0.16 0.04 NO. 3 0 5 4 4 2 0 0 0 0 3 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.63 1.61 0.28 4.84 22 292 Flood Control District of Maricopa County ALERT System Daily Rainfall at South Mountain Fan (gage # 70500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .28 .47 2 .08 3 .04 .55 4 .20 5 .20 ---6 .04 ---7 8 9 10 11 12 .08 ---13 .04 ---- ---14 .20 ---15 1.26 .04 .55 ---- ---.04 16 .20 .31 ---17 .04 ---18 19 20 21 .04 22 .08 ---23 ---24 25 26 .04 .04 27 28 .47 29 .04 ------30 .08 ------31 ------------.28 ---------------------------------------------------------------------------------SUM 1.69 0.04 1.42 0.75 0.35 1.02 0.00 0.00 0.00 0.04 0.35 0.00 ACC 1.69 1.73 3.15 3.90 4.25 5.28 5.28 5.28 5.28 5.31 5.67 5.67 MAX 1.26 0.04 0.55 0.31 0.20 0.55 0.00 0.00 0.00 0.04 0.28 0.00 NO. 4 1 6 5 4 2 0 0 0 1 3 0 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 1.26 1.69 0.39 5.67 26 Gage 70500 down from 4/14 00:00 (134) through 4/18 09:38 (134) for unknown reason; no rain fell. Gage 70500 down from 4/21 06:00 (134) through 4/24 08:28 (134) due to transmitter failure; no rain fell. Gage 70500 down from 4/28 06:00 (134) through 5/01 08:27 (134) due to transmitter failure; no rain fell. Gage 70500 down from 5/04 06:00 (134) through 5/07 06:00 (134) due to programming error; no rain fell. Gage 70500 down from 5/12 06:00 (134) through 5/16 14:16 (134) due to transmitter failure; no rain fell. Gage 70500 down from 6/11 12:00 (134) through 6/14 12:24 (134) due to transmitter failure; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 293 Flood Control District of Maricopa County ALERT System Daily Rainfall at Gila R. @ 116th Ave. (gage # 70700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .20 .43 2 .04 3 .47 4 .31 5 6 .24 7 8 9 .12 10 11 12 .16 13 14 .16 15 1.34 .08 .71 16 .39 17 .04 .04 18 19 20 21 22 .08 .08 23 24 25 26 .04 27 28 .79 29 ---.04 30 .08 ---.08 31 ---.08 ---------.31 ---------------------------------------------------------------------------------SUM 1.57 0.12 1.81 0.83 0.28 1.22 0.00 0.00 0.00 0.08 0.39 0.00 ACC 1.57 1.69 3.50 4.33 4.61 5.83 5.83 5.83 5.83 5.91 6.30 6.30 MAX 1.34 0.12 0.79 0.39 0.16 0.71 0.00 0.00 0.00 0.08 0.31 0.00 NO. 2 1 5 6 3 3 0 0 0 1 3 0 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.34 1.81 0.47 6.30 24 294 Flood Control District of Maricopa County ALERT System Daily Rainfall at Sauceda Wash (gage # 71000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .35 .51 .16 2 3 .31 4 .04 5 6 7 8 9 10 11 12 .12 13 14 .16 15 .31 .08 16 .28 17 18 19 .16 20 21 .04 22 .08 23 24 25 26 .31 27 28 .43 29 .08 ---30 .12 ---.04 31 ---.24 ---------.04 ---------------------------------------------------------------------------------SUM 0.00 0.00 1.10 0.87 0.55 0.83 0.00 0.00 0.00 0.04 0.31 0.16 ACC 0.00 0.00 1.10 1.97 2.52 3.35 3.35 3.35 3.35 3.39 3.70 3.86 MAX 0.00 0.00 0.43 0.35 0.31 0.51 0.00 0.00 0.00 0.04 0.16 0.16 NO. 0 0 6 3 3 2 0 0 0 1 4 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.51 1.10 0.51 3.86 20 295 Flood Control District of Maricopa County ALERT System Daily Rainfall at McMicken Floodway (gage # 71300) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .12 .47 .16 2 .04 3 .24 .04 4 .12 5 6 7 8 9 .04 10 11 12 .16 13 14 .20 15 .75 .08 .28 16 .39 17 .04 18 19 20 21 .08 22 .28 23 24 25 26 .04 27 28 .59 29 ---30 ---31 ---.04 ---------.04 .04 ---------------------------------------------------------------------------------SUM 0.75 0.04 1.10 0.75 0.24 1.10 0.00 0.00 0.00 0.04 0.04 0.16 ACC 0.75 0.79 1.89 2.64 2.87 3.98 3.98 3.98 3.98 4.02 4.06 4.21 MAX 0.75 0.04 0.59 0.39 0.20 0.47 0.00 0.00 0.00 0.04 0.04 0.16 NO. 1 1 4 7 2 4 0 0 0 1 1 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.75 1.10 0.24 4.21 22 296 Flood Control District of Maricopa County ALERT System Daily Rainfall at McMicken Dam @ Bell Rd. (gage # 71500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .16 .47 .16 2 .04 3 .16 .24 .04 ---4 .12 ---5 ---6 ---7 ---8 ---9 .04 ---10 ---11 ---12 .20 ---.08 13 14 .51 15 1.57 .12 .12 16 .04 .35 17 .04 ---18 ---19 ---20 ---21 ---.08 22 ---.28 23 24 25 26 .08 27 28 .28 29 .04 ---30 ---31 ---.08 ---------.47 ---------------------------------------------------------------------------------SUM 1.77 0.04 0.87 0.83 0.59 0.94 0.00 0.00 0.00 0.00 0.47 0.24 ACC 1.77 1.81 2.68 3.50 4.09 5.04 5.04 5.04 5.04 5.04 5.51 5.75 MAX 1.57 0.04 0.28 0.35 0.51 0.47 0.00 0.00 0.00 0.00 0.47 0.16 NO. 3 1 5 7 2 4 0 0 0 0 1 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 1.57 1.77 0.71 5.75 25 Gage 71500 down from 2/02 12:00 (89) through 2/13 11:01 (89) due to transmitter failure; no rain fell. Gage 71500 down from 2/16 09:46 (100) through 2/23 11:08 (103) due to programming error; assigned 3mm to 2/14. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 297 Flood Control District of Maricopa County ALERT System Daily Rainfall at McMicken Dam (gage # 71700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .12 .43 .12 2 .04 3 .28 .04 .04 4 .12 5 6 7 8 9 .04 10 11 12 .16 13 .04 14 .28 15 .83 .12 .28 16 .39 17 .04 18 19 20 21 .12 .04 22 .04 .28 23 24 25 26 .04 27 28 .59 29 ---30 ---31 ---.08 ---------.12 ---------------------------------------------------------------------------------SUM 0.83 0.04 1.14 0.83 0.35 1.14 0.00 0.00 0.00 0.00 0.20 0.12 ACC 0.83 0.87 2.01 2.83 3.19 4.33 4.33 4.33 4.33 4.33 4.53 4.65 MAX 0.83 0.04 0.59 0.39 0.28 0.43 0.00 0.00 0.00 0.00 0.12 0.12 NO. 1 1 4 7 3 5 0 0 0 0 3 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.83 1.14 0.31 4.65 25 298 Flood Control District of Maricopa County ALERT System Daily Rainfall at Patton Road (gage # 72000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .20 .71 .12 2 .04 3 .16 .04 .28 .08 4 .08 5 6 7 8 .04 9 .16 10 11 12 .20 13 .16 14 .04 15 .79 .08 .39 .08 16 .67 .04 17 .16 .20 18 .04 19 .39 20 21 .24 22 .08 .47 23 24 25 26 .20 27 28 .71 29 ---30 ---31 ---.16 ---------.04 .83 ---------------------------------------------------------------------------------SUM 0.98 0.20 1.26 1.38 0.47 1.85 0.00 0.59 0.00 0.04 0.94 0.12 ACC 0.98 1.18 2.44 3.82 4.29 6.14 6.14 6.73 6.73 6.77 7.72 7.83 MAX 0.79 0.16 0.71 0.67 0.20 0.71 0.00 0.39 0.00 0.04 0.83 0.12 NO. 3 2 4 7 4 5 0 2 0 1 3 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.83 1.85 1.10 7.83 32 299 Flood Control District of Maricopa County ALERT System Daily Rainfall at Sun Valley Parkway North (gage # 72100) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .24 .91 .08 2 .04 3 .12 .28 .04 4 5 .04 6 7 8 9 .24 10 11 12 .16 .04 13 .24 14 .16 15 1.06 .12 .31 16 .59 17 .04 .08 18 19 .04 20 21 .12 22 .08 .39 23 24 25 26 .20 27 28 .67 29 .04 ---30 ---.24 31 ---.16 ---------.04 .39 ---------------------------------------------------------------------------------SUM 1.18 0.24 1.18 1.22 0.67 1.73 0.00 0.12 0.00 0.28 0.39 0.12 ACC 1.18 1.42 2.60 3.82 4.49 6.22 6.22 6.34 6.34 6.61 7.01 7.13 MAX 1.06 0.24 0.67 0.59 0.24 0.91 0.00 0.08 0.00 0.24 0.39 0.08 NO. 2 1 5 7 4 4 0 2 0 2 1 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.06 1.73 0.79 7.13 30 300 Flood Control District of Maricopa County ALERT System Daily Rainfall at Douglas Ranch Rd. (gage # 72200) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .24 .71 .16 2 .04 .04 3 .20 .28 .04 4 .08 5 6 7 8 9 .31 10 11 12 .20 .31 13 .08 14 .04 .04 15 .98 .12 .28 .31 16 .12 .63 17 .12 18 .04 19 .28 20 21 .31 .12 22 .08 .43 23 24 .04 25 26 .16 27 28 .79 29 ---30 ---31 ---.16 ---------.51 ---------------------------------------------------------------------------------SUM 1.10 0.51 1.34 1.38 0.39 1.73 0.00 0.28 0.00 0.00 0.98 0.51 ACC 1.10 1.61 2.95 4.33 4.72 6.46 6.46 6.73 6.73 6.73 7.72 8.23 MAX 0.98 0.31 0.79 0.63 0.16 0.71 0.00 0.28 0.00 0.00 0.51 0.31 NO. 2 2 4 8 5 4 0 1 0 0 4 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.98 1.73 1.50 8.23 33 301 Flood Control District of Maricopa County ALERT System Daily Rainfall at Wittmann (gage # 72500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .20 .63 .16 2 .04 .04 3 .16 .28 4 .12 5 .04 6 7 8 .12 9 .16 10 11 12 .16 13 14 .12 15 1.42 .12 .39 16 .67 .04 17 .08 18 .12 19 .12 20 21 .24 22 .08 .35 23 24 25 26 .16 .04 27 28 .67 29 ---30 .04 .04 ---31 ---.16 ---------.63 ---------------------------------------------------------------------------------SUM 1.57 0.31 1.26 1.30 0.35 1.69 0.00 0.24 0.00 0.04 0.63 0.16 ACC 1.57 1.89 3.15 4.45 4.80 6.50 6.50 6.73 6.73 6.77 7.40 7.56 MAX 1.42 0.16 0.67 0.67 0.16 0.63 0.00 0.12 0.00 0.04 0.63 0.16 NO. 3 2 5 7 3 6 0 2 0 1 1 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.42 1.69 0.83 7.56 31 302 Flood Control District of Maricopa County ALERT System Daily Rainfall at Northwest Regional Landfill (gage # 73000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .08 .59 .12 2 .04 3 .28 .04 4 .12 5 6 7 8 9 .04 10 11 12 .16 13 14 .28 15 1.81 .12 .24 16 .04 .83 17 .04 .04 18 19 20 21 .16 22 .08 .16 23 24 25 26 .04 27 28 .47 29 ---30 .04 ---.16 31 ---.08 ---------.20 .47 ---------------------------------------------------------------------------------SUM 1.85 0.04 1.06 1.22 0.39 1.14 0.00 0.04 0.00 0.35 0.47 0.12 ACC 1.85 1.89 2.95 4.17 4.57 5.71 5.71 5.75 5.75 6.10 6.57 6.69 MAX 1.81 0.04 0.47 0.83 0.28 0.59 0.00 0.04 0.00 0.20 0.47 0.12 NO. 2 1 5 7 3 4 0 1 0 2 1 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.81 1.85 0.94 6.69 27 303 Flood Control District of Maricopa County ALERT System Daily Rainfall at Twin Buttes Wash (gage # 73200) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .28 .59 .08 2 .04 3 .28 .04 4 .12 5 6 7 8 9 .08 10 11 12 .28 13 .12 14 .24 15 1.57 .12 .31 16 .47 17 .04 18 .04 19 20 21 .12 22 .04 .59 23 24 25 26 .12 27 28 .51 29 ---30 .04 ---31 ------------.04 ---------------------------------------------------------------------------------SUM 1.57 0.08 1.22 0.98 0.39 1.61 0.00 0.04 0.00 0.00 0.04 0.20 ACC 1.57 1.65 2.87 3.86 4.25 5.87 5.87 5.91 5.91 5.91 5.94 6.14 MAX 1.57 0.08 0.51 0.47 0.24 0.59 0.00 0.04 0.00 0.00 0.04 0.12 NO. 1 1 5 6 3 4 0 1 0 0 1 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.57 1.61 0.24 6.14 24 304 Flood Control District of Maricopa County ALERT System Daily Rainfall at CAP @ 163rd Ave. (gage # 73300) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .28 .67 .20 2 .04 3 .04 .31 .04 4 .24 5 .04 6 .35 7 8 .08 9 .12 10 11 12 .20 13 14 .16 15 .87 .08 .35 16 .98 17 .04 18 .04 19 20 21 .20 .12 22 .08 .24 23 24 25 26 .12 27 28 .63 29 .04 ---30 ---31 ---.08 ---------.04 .20 ---------------------------------------------------------------------------------SUM 1.34 0.16 1.42 1.54 0.35 1.46 0.00 0.04 0.00 0.04 0.31 0.20 ACC 1.34 1.50 2.91 4.45 4.80 6.26 6.26 6.30 6.30 6.34 6.65 6.85 MAX 0.87 0.12 0.63 0.98 0.16 0.67 0.00 0.04 0.00 0.04 0.20 0.20 NO. 4 2 5 7 3 4 0 1 0 1 2 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.98 1.54 0.55 6.85 30 305 Flood Control District of Maricopa County ALERT System Daily Rainfall at Vistancia Peak (gage # 73400) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .31 .67 .12 2 .04 .08 .04 3 .12 .35 .04 4 .20 5 6 7 8 9 .12 10 11 12 .20 13 14 .24 .08 15 1.69 .12 .51 16 .91 17 18 .08 19 .08 20 21 .20 22 .04 .47 23 24 25 26 .12 27 28 .51 29 .12 ---30 ---.04 31 ------------.12 ---------------------------------------------------------------------------------SUM 1.69 0.28 1.38 1.46 0.39 1.89 0.08 0.16 0.00 0.04 0.12 0.12 ACC 1.69 1.97 3.35 4.80 5.20 7.09 7.17 7.32 7.32 7.36 7.48 7.60 MAX 1.69 0.12 0.51 0.91 0.24 0.67 0.08 0.08 0.00 0.04 0.12 0.12 NO. 1 3 5 5 3 5 1 2 0 1 1 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.69 1.89 0.28 7.60 28 306 Flood Control District of Maricopa County ALERT System Daily Rainfall at Circle City (gage # 73500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .24 .79 .16 2 .08 .04 .04 3 .12 .35 .08 4 .08 5 6 7 8 9 .28 10 11 12 .28 .16 13 .12 14 .04 .12 15 1.02 .12 .51 16 .87 17 .16 18 .04 19 ---.28 20 ---21 ---.47 .04 22 .08 .51 23 24 .08 25 26 .16 27 28 .79 29 ---30 ---31 ---.12 ---------.51 ---------------------------------------------------------------------------------SUM 1.02 0.39 1.50 1.69 0.55 2.32 0.00 0.31 0.00 0.00 0.55 0.35 ACC 1.02 1.42 2.91 4.61 5.16 7.48 7.48 7.80 7.80 7.80 8.35 8.70 MAX 1.02 0.28 0.79 0.87 0.16 0.79 0.00 0.28 0.00 0.00 0.51 0.16 NO. 1 2 4 8 5 5 0 2 0 0 2 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 1.02 2.32 0.91 8.70 32 Gage 73500 down from 2/18 18:00 (123) through 2/22 11:21 (123) due to battery failure; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 307 Flood Control District of Maricopa County ALERT System Daily Rainfall at Upper Trilby Wash (gage # 73800) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .59 .87 .24 2 .28 .43 .04 3 .39 .08 4 .08 5 .43 .04 6 7 8 9 .35 10 .04 11 .04 12 .39 13 .04 14 .12 .59 15 1.54 .24 1.22 .08 16 .08 1.22 17 .12 .04 18 .20 19 .20 20 21 1.02 .12 22 .24 1.18 23 24 .08 25 26 .28 27 28 .94 29 ---30 ---.04 31 ------------.35 ---------------------------------------------------------------------------------SUM 2.05 0.35 1.81 2.72 1.22 4.76 0.00 0.24 0.00 0.04 0.75 0.28 ACC 2.05 2.40 4.21 6.93 8.15 12.91 12.91 13.15 13.15 13.19 13.94 14.21 MAX 1.54 0.35 0.94 1.22 0.59 1.22 0.00 0.20 0.00 0.04 0.35 0.24 NO. 3 1 4 9 5 6 0 2 0 1 4 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.54 4.76 1.06 14.21 37 308 Flood Control District of Maricopa County ALERT System Daily Rainfall at Picacho Wash @ SR 74 (gage # 74200) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .24 .59 .16 2 .08 .04 .04 3 .16 .31 .04 4 .16 5 6 .08 7 8 9 .24 10 11 12 .16 .28 13 14 .16 15 1.30 .16 .47 .08 16 .79 17 .16 18 19 .08 20 21 .43 .04 22 .16 .28 23 24 25 26 .16 27 28 .63 29 .04 ---30 .04 ---31 ---.08 ---------.08 .43 ---------------------------------------------------------------------------------SUM 1.38 0.39 1.30 1.57 0.47 1.81 0.00 0.08 0.00 0.08 0.59 0.43 ACC 1.38 1.77 3.07 4.65 5.12 6.93 6.93 7.01 7.01 7.09 7.68 8.11 MAX 1.30 0.24 0.63 0.79 0.16 0.59 0.00 0.08 0.00 0.08 0.43 0.28 NO. 2 2 5 8 3 5 0 1 0 1 4 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.30 1.81 1.10 8.11 33 309 Flood Control District of Maricopa County ALERT System Daily Rainfall at Vekol Wash (gage # 74500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .35 .63 .04 2 3 .75 4 .43 5 6 .08 7 8 9 10 11 .20 12 .12 13 .08 14 .20 15 .12 .20 .28 16 .35 .04 17 .04 .12 18 .04 .04 19 20 21 .35 22 .04 .08 23 24 25 26 .12 27 28 .24 29 ---30 .20 ---.12 31 ---.04 ---------.04 ---------------------------------------------------------------------------------SUM 0.20 0.00 1.73 0.98 0.71 0.98 0.00 0.16 0.00 0.12 0.39 0.04 ACC 0.20 0.20 1.93 2.91 3.62 4.61 4.61 4.76 4.76 4.88 5.28 5.31 MAX 0.12 0.00 0.75 0.35 0.35 0.63 0.00 0.12 0.00 0.12 0.20 0.04 NO. 2 0 5 5 4 3 0 2 0 1 5 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.75 1.73 0.55 5.31 28 310 Flood Control District of Maricopa County ALERT System Daily Rainfall at Spook Hill FRS (gage # 74700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .83 .47 2 .24 .04 3 .04 .83 4 .28 5 6 7 8 .04 9 .12 10 11 12 .24 .39 13 1.22 14 .31 15 .98 .20 .63 16 .04 .24 .08 17 .04 .12 18 19 20 21 .12 .20 22 .16 .12 23 24 25 26 .28 .55 27 .04 28 .39 29 ---30 ---31 ------------.04 .20 ---------------------------------------------------------------------------------SUM 1.02 0.16 1.73 1.54 0.87 1.34 0.00 0.12 0.00 0.59 0.47 1.61 ACC 1.02 1.18 2.91 4.45 5.31 6.65 6.65 6.77 6.77 7.36 7.83 9.45 MAX 0.98 0.12 0.83 0.83 0.31 0.63 0.00 0.12 0.00 0.55 0.20 1.22 NO. 2 2 4 5 4 5 0 1 0 2 4 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.22 1.73 2.68 9.45 31 311 Flood Control District of Maricopa County ALERT System Daily Rainfall at Granite Reef Diversion (gage # 75000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .87 .47 2 .20 .08 3 .75 .04 4 .35 5 6 7 8 9 .16 10 11 12 .28 .20 13 .04 .16 14 .35 15 .87 .20 .87 16 .08 .20 .12 17 .08 18 19 20 21 .16 .16 22 .20 .20 23 24 25 26 .28 .28 27 .04 28 .39 29 ---30 ---31 ------------.08 .08 ---------------------------------------------------------------------------------SUM 0.94 0.16 1.81 1.57 0.98 1.73 0.00 0.00 0.00 0.39 0.24 0.35 ACC 0.94 1.10 2.91 4.49 5.47 7.20 7.20 7.20 7.20 7.60 7.83 8.19 MAX 0.87 0.16 0.75 0.87 0.35 0.87 0.00 0.00 0.00 0.28 0.16 0.20 NO. 2 1 5 6 4 5 0 0 0 3 2 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.87 1.81 0.98 8.19 30 312 Flood Control District of Maricopa County ALERT System Daily Rainfall at Asher Hills (gage # 75500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .94 .47 .16 2 .08 .12 .20 .04 3 .24 .79 4 .28 5 6 .67 7 8 9 .12 10 11 12 .20 .16 13 .24 .16 14 .35 15 .63 .16 .71 .04 16 .04 .31 17 .28 18 .04 19 20 21 .04 .12 22 .24 .04 23 24 25 26 .24 27 28 .47 29 .04 ---30 ---31 ------------.04 .39 ---------------------------------------------------------------------------------SUM 1.34 0.43 1.77 1.81 1.06 1.46 0.00 0.08 0.00 0.04 0.55 0.47 ACC 1.34 1.77 3.54 5.35 6.42 7.87 7.87 7.95 7.95 7.99 8.54 9.02 MAX 0.67 0.24 0.79 0.94 0.35 0.71 0.00 0.04 0.00 0.04 0.39 0.16 NO. 3 3 5 5 4 5 0 2 0 1 3 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.94 1.81 1.06 9.02 34 313 Flood Control District of Maricopa County ALERT System Daily Rainfall at McDowell Mountain Park (gage # 75800) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.54 .67 .04 2 .12 .12 .24 3 .04 .39 .87 4 .31 5 6 7 8 9 .04 10 11 12 .28 .31 13 .16 .16 14 .39 15 .51 .20 1.02 .08 16 .24 .43 .04 17 .28 .20 18 19 20 21 .08 .39 22 .35 .12 23 24 .04 25 26 .28 27 28 .63 29 .04 ---30 .04 ---31 ------------.04 .35 ---------------------------------------------------------------------------------SUM 0.83 0.51 2.17 2.56 1.18 2.20 0.00 0.20 0.00 0.04 0.83 0.51 ACC 0.83 1.34 3.50 6.06 7.24 9.45 9.45 9.65 9.65 9.69 10.51 11.02 MAX 0.51 0.39 0.87 1.54 0.39 1.02 0.00 0.20 0.00 0.04 0.39 0.31 NO. 4 2 6 5 4 7 0 1 0 1 3 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.54 2.56 1.38 11.02 36 314 Flood Control District of Maricopa County ALERT System Daily Rainfall at McDowell Mountain Rd. (gage # 76000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.10 .55 .04 2 .12 .16 .24 3 .24 .94 4 .28 5 6 7 8 9 .08 10 .04 11 12 .20 .12 13 .39 .04 14 .59 15 .59 .24 .87 16 .08 .35 17 .20 .04 18 .04 19 20 21 .08 .28 22 .16 .04 23 24 25 26 .20 .04 27 28 .55 29 ---30 .04 ---31 ------------.20 .28 ---------------------------------------------------------------------------------SUM 0.67 0.47 2.01 2.05 1.34 1.77 0.00 0.08 0.00 0.24 0.55 0.20 ACC 0.67 1.14 3.15 5.20 6.54 8.31 8.31 8.39 8.39 8.62 9.17 9.37 MAX 0.59 0.24 0.94 1.10 0.59 0.87 0.00 0.04 0.00 0.20 0.28 0.12 NO. 2 4 5 5 4 5 0 2 0 2 2 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.10 2.05 0.98 9.37 34 315 Flood Control District of Maricopa County ALERT System Daily Rainfall at Fraesfield Mountain (gage # 76200) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .98 .83 .04 2 .04 .08 .28 3 .16 .71 .04 4 .31 5 ---6 ---7 ---8 ---.59 9 .20 10 .04 11 12 .47 .04 13 .16 .16 14 .04 .28 15 .67 .08 .83 16 .24 .28 17 .12 .04 .20 18 19 ---20 ---21 .04 .24 ---.43 22 .16 .75 ---23 24 25 26 .39 27 28 .55 .04 29 .04 ---30 ---31 ------------.51 ---------------------------------------------------------------------------------SUM 0.91 0.43 2.13 1.57 1.02 2.95 0.00 0.20 0.00 0.00 1.57 0.24 ACC 0.91 1.34 3.46 5.04 6.06 9.02 9.02 9.21 9.21 9.21 10.79 11.02 MAX 0.67 0.20 0.71 0.98 0.39 0.83 0.00 0.20 0.00 0.00 0.59 0.16 NO. 2 4 6 6 5 6 0 1 0 0 4 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 0.98 2.95 1.81 11.02 37 Gage 76200 down from 1/04 12:00 (116) through 1/09 12:03 (116) for unknown reason; no rain fell. Gage 76200 down from 5/18 12:00 (234) through 5/23 18:00 (234) due to repeater failure; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 316 Flood Control District of Maricopa County ALERT System Daily Rainfall at Ranch Gate Road (gage # 76300) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .94 .83 2 .04 .08 .04 3 .24 .79 .04 4 .28 5 6 7 8 9 .16 10 11 12 .59 .08 13 .04 .12 14 .28 15 .59 .20 .63 16 .12 .47 1.85 17 .08 .08 18 19 20 21 .16 .16 22 .12 .55 23 24 .04 25 26 .47 27 28 .67 29 .08 ---30 ---31 ------------.31 ---------------------------------------------------------------------------------SUM 0.71 0.43 2.40 1.81 0.91 2.24 0.00 0.08 0.00 0.00 2.32 0.20 ACC 0.71 1.14 3.54 5.35 6.26 8.50 8.50 8.58 8.58 8.58 10.91 11.10 MAX 0.59 0.24 0.79 0.94 0.47 0.83 0.00 0.08 0.00 0.00 1.85 0.12 NO. 2 3 5 6 4 6 0 1 0 0 3 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.85 2.40 2.52 11.10 32 317 Flood Control District of Maricopa County ALERT System Daily Rainfall at Rackensack Canyon (gage # 76500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.93 .55 .04 2 .51 .24 3 .12 .24 .43 4 .67 5 6 7 8 9 .28 10 11 .39 12 .24 .39 1.42 13 .04 .39 .04 14 .87 15 .83 .35 .08 .98 16 .04 2.01 17 .12 .04 18 .04 .39 19 20 21 .98 .39 22 .59 1.18 23 24 .04 .04 25 26 .39 27 28 .63 .08 29 .04 ---30 .04 ---31 ------------.04 1.18 ---------------------------------------------------------------------------------SUM 0.98 0.51 2.09 4.96 2.32 4.33 0.00 0.08 0.00 0.04 2.48 1.50 ACC 0.98 1.50 3.58 8.54 10.87 15.20 15.20 15.28 15.28 15.31 17.80 19.29 MAX 0.83 0.28 0.67 2.01 0.87 1.18 0.00 0.04 0.00 0.04 1.18 1.42 NO. 3 2 7 6 5 6 0 2 0 1 6 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 2.01 4.96 4.02 19.29 41 318 Flood Control District of Maricopa County ALERT System Daily Rainfall at Middle Camp Creek (gage # 76600) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 ---1.18 .47 .08 2 ---.28 .20 3 ---.16 .39 .08 4 ---.47 5 ---6 .16 7 8 9 .04 10 11 .24 12 .16 1.50 13 .08 .20 .04 14 .75 15 .79 .28 1.10 16 .12 1.18 17 .04 .08 18 19 ---20 ---21 .71 ---.12 22 .67 .67 ---23 24 25 26 .28 27 28 .59 29 .04 ---30 ---31 ------------.47 ---------------------------------------------------------------------------------SUM 0.91 0.20 1.73 3.03 2.05 3.39 0.00 0.08 0.00 0.00 0.59 1.61 ACC 0.91 1.10 2.83 5.87 7.91 11.30 11.30 11.38 11.38 11.38 11.97 13.58 MAX 0.79 0.16 0.59 1.18 0.75 1.10 0.00 0.08 0.00 0.00 0.47 1.50 NO. 2 2 6 6 5 6 0 1 0 0 2 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 1.50 3.39 2.20 13.58 33 Gage 76600 was installed on 10/06/2022; assume no rain fell so water-year is complete.. Gage 76600 down from 5/18 12:00 (289) through 5/23 18:00 (289) due to repeater failure; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 319 Flood Control District of Maricopa County ALERT System Daily Rainfall at Fountain Hills Fire Dept. (gage # 76700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .91 .67 .04 2 .08 .16 .20 3 .16 1.06 .04 4 .51 5 6 7 8 .04 9 .04 10 11 12 .28 13 .04 .20 .12 14 .55 15 .79 .24 .83 .04 16 .20 .28 17 .08 .04 18 19 20 21 .08 .20 22 .12 .08 23 24 .04 25 26 .28 .08 27 28 .55 29 ---30 .04 ---31 ------------.04 .08 ---------------------------------------------------------------------------------SUM 1.02 0.31 2.48 1.69 1.14 1.85 0.00 0.08 0.00 0.12 0.28 0.16 ACC 1.02 1.34 3.82 5.51 6.65 8.50 8.50 8.58 8.58 8.70 8.98 9.13 MAX 0.79 0.16 1.06 0.91 0.55 0.83 0.00 0.04 0.00 0.08 0.20 0.12 NO. 3 4 6 6 4 5 0 2 0 2 2 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.06 2.48 0.55 9.13 36 320 Flood Control District of Maricopa County ALERT System Daily Rainfall at Camp Creek Overlook (gage # 76800) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.30 .87 2 .08 .12 .08 3 .20 .75 .04 4 .47 5 ---6 ---7 ---8 ---.67 9 .31 10 11 .12 12 .20 .20 13 .04 .16 .08 14 .39 15 .71 .28 .94 .08 16 .08 .63 17 .24 .12 18 19 ---20 ---21 .24 ---.16 22 .28 .39 ---23 24 .04 25 26 .28 27 28 .55 29 .04 ---30 .04 ---.04 31 ------------1.18 ---------------------------------------------------------------------------------SUM 0.79 0.59 2.09 2.60 1.10 2.72 0.00 0.12 0.00 0.00 2.09 0.28 ACC 0.79 1.38 3.46 6.06 7.17 9.88 9.88 10.00 10.00 10.00 12.09 12.36 MAX 0.71 0.31 0.75 1.30 0.39 0.94 0.00 0.12 0.00 0.00 1.18 0.20 NO. 2 3 7 6 4 8 0 1 0 0 4 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Estimated Annual Rainfall: Number of Days with Rain: 1.30 2.72 2.36 12.36 37 Gage 76800 down from 11/07 12:00 (27) through 11/09 12:00 (?) due to plugged funnel; estimated 8mm for event of 11/09. Gage 76800 down from 1/04 12:00 (125) through 1/09 13:13 (125) for unknown reason; no rain fell. Gage 76800 down from 5/18 12:00 (254) through 5/23 18:00 (254) due to repeater failure; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 321 Flood Control District of Maricopa County ALERT System Daily Rainfall at Old Paint Wash (gage # 76900) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .94 .75 .04 2 .12 .35 3 .31 .59 .04 4 .39 5 .12 6 7 8 .31 9 .16 10 11 .16 12 .43 .59 13 .04 .12 14 .67 15 .63 .20 .87 .08 16 .20 .79 17 .20 .16 18 .08 19 ---20 ---21 .31 ---.28 22 .35 .83 ---23 24 .04 25 26 .39 27 .04 28 .63 .16 29 .04 ---30 .04 ---31 ------------.35 ---------------------------------------------------------------------------------SUM 0.94 0.47 2.17 2.28 1.57 3.31 0.00 0.16 0.00 0.00 1.26 0.63 ACC 0.94 1.42 3.58 5.87 7.44 10.75 10.75 10.91 10.91 10.91 12.17 12.80 MAX 0.63 0.31 0.63 0.94 0.67 0.87 0.00 0.16 0.00 0.00 0.35 0.59 NO. 3 2 7 6 5 7 0 1 0 0 6 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 0.94 3.31 1.89 12.80 39 Gage 76900 down from 5/18 12:00 (277) through 5/23 18:00 (277) due to repeater failure; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 322 Flood Control District of Maricopa County ALERT System Daily Rainfall at Camp Creek (gage # 77000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 2.24 .79 .08 2 .43 .55 3 .12 .35 .31 4 .51 5 6 7 8 .12 9 .24 10 .04 11 .04 .47 12 .35 .08 1.06 13 .04 .24 14 .04 1.10 15 .55 .55 .08 1.14 .08 16 .28 1.77 17 .20 .04 18 .08 19 20 .04 21 1.14 .20 22 .83 1.14 23 .04 24 25 26 .55 27 28 .63 29 ---30 .04 ---31 ------------.04 .20 ---------------------------------------------------------------------------------SUM 0.94 0.63 1.93 5.28 2.80 5.24 0.00 0.04 0.00 0.04 0.79 1.14 ACC 0.94 1.57 3.50 8.78 11.57 16.81 16.81 16.85 16.85 16.89 17.68 18.82 MAX 0.55 0.35 0.63 2.24 1.10 1.14 0.00 0.04 0.00 0.04 0.20 1.06 NO. 3 3 7 7 5 6 0 1 0 1 7 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 2.24 5.28 1.97 18.82 42 323 Flood Control District of Maricopa County ALERT System Daily Rainfall at Camp Cr. @ Bartlett Lake Rd. (gage # 77100) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.22 1.18 ---.04 2 .20 .35 ---3 .08 .31 .51 .12 4 .43 5 .04 6 7 8 9 .08 10 11 .43 12 .39 1.22 13 .04 .16 .04 14 1.10 15 .79 .28 .83 16 .08 1.02 17 .08 .08 18 .04 19 20 21 .47 .51 22 .75 .87 .04 23 24 .04 25 26 .51 27 ---.04 28 .71 ---.28 29 .04 ------30 .04 ------31 ------------.55 ---------------------------------------------------------------------------------SUM 0.98 0.39 2.17 2.91 2.52 4.17 0.00 0.08 0.00 0.00 1.46 1.30 ACC 0.98 1.38 3.54 6.46 8.98 13.15 13.15 13.23 13.23 13.23 14.69 15.98 MAX 0.79 0.31 0.71 1.22 1.10 1.18 0.00 0.08 0.00 0.00 0.55 1.22 NO. 4 2 7 6 4 7 0 1 0 0 6 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 1.22 4.17 2.76 15.98 40 Gage 77100 down from 6/26 12:00 (336) through 7/03 09:41 (336) due to transmitter failure; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 324 Flood Control District of Maricopa County ALERT System Daily Rainfall at Stone Ridge Dam (gage # 77300) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .12 .67 .08 2 .08 .20 3 1.02 .04 4 .24 5 6 .43 7 .04 8 .20 9 10 11 12 .20 13 .24 .35 14 .47 15 .55 .04 .20 .83 16 .08 .24 .04 17 .08 18 19 20 21 .08 .12 22 .04 .08 23 24 25 26 .24 .20 27 28 .51 29 ---30 .04 ---31 ------------.08 ---------------------------------------------------------------------------------SUM 1.30 0.08 2.05 0.59 0.98 1.85 0.00 0.08 0.00 0.20 0.24 0.43 ACC 1.30 1.38 3.43 4.02 5.00 6.85 6.85 6.93 6.93 7.13 7.36 7.80 MAX 0.55 0.08 1.02 0.24 0.47 0.83 0.00 0.08 0.00 0.20 0.12 0.35 NO. 5 1 6 4 4 5 0 1 0 1 3 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Partial Annual Rainfall: Number of Days with Rain: 1.02 2.05 0.87 7.80 32 Gage 77300 down from 1/15 12:00 (122) through 1/17 12:00 (?) due to plugged funnel; several prior events missed, inaccurate monthly and annual totals. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 325 Flood Control District of Maricopa County ALERT System Daily Rainfall at Sun Ridge Canyon Dam (gage # 77500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .94 .75 .12 2 .04 .20 .24 3 .08 1.06 4 .51 .04 5 .04 ---6 .08 ---7 ---8 .12 ---9 .04 ---10 11 12 .31 13 .39 .08 14 .55 15 1.02 .20 .04 .83 16 .31 .04 .04 17 .28 .04 18 .04 19 ---20 ---21 .08 ---.20 22 .08 .04 ---23 24 25 26 .24 .24 27 28 .63 29 .04 ---30 ---31 ------------.08 ---------------------------------------------------------------------------------SUM 1.22 0.16 2.60 1.97 1.30 1.97 0.00 0.08 0.00 0.24 0.31 0.20 ACC 1.22 1.38 3.98 5.94 7.24 9.21 9.21 9.29 9.29 9.53 9.84 10.04 MAX 1.02 0.08 1.06 0.94 0.55 0.83 0.00 0.04 0.00 0.24 0.20 0.12 NO. 3 3 6 6 5 6 0 2 0 1 3 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 1.06 2.60 0.75 10.04 37 Gage 77500 down from 1/04 12:00 (131) through 1/10 10:22 (131) due to battery failure; no rain fell. Gage 77500 down from 5/18 12:00 (236) through 5/23 18:00 (236) due to repeater failure; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 326 Flood Control District of Maricopa County ALERT System Daily Rainfall at Cloudburst Wash (gage # 77800) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.02 .79 2 .08 .16 .12 3 .08 1.02 .04 4 .39 5 6 7 8 .16 9 .04 10 11 12 .43 .12 13 .04 .08 .08 14 .59 15 .67 .20 .71 16 .04 .35 .04 17 .28 .20 18 19 ---20 ---21 .04 ---.16 22 .08 .04 ---23 24 25 26 .35 .12 27 28 .75 29 .04 ---30 ---31 ------------.20 ---------------------------------------------------------------------------------SUM 0.87 0.20 2.68 2.05 1.10 1.73 0.00 0.20 0.00 0.12 0.35 0.20 ACC 0.87 1.06 3.74 5.79 6.89 8.62 8.62 8.82 8.82 8.94 9.29 9.49 MAX 0.67 0.08 1.02 1.02 0.59 0.79 0.00 0.20 0.00 0.12 0.20 0.12 NO. 3 3 6 6 4 6 0 1 0 1 2 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 1.02 2.68 0.67 9.49 34 Gage 77800 down from 5/18 12:00 (224) through 5/23 18:00 (224) due to repeater failure; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 327 Flood Control District of Maricopa County ALERT System Daily Rainfall at North Heights Dam (gage # 78200) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .94 .71 .08 2 .04 .20 .35 3 .08 .94 4 .43 5 6 7 8 9 .04 10 11 12 .28 .04 13 .04 .20 .04 14 .55 15 .71 .20 .71 16 .12 .28 17 .31 .04 18 19 20 21 .04 .08 22 .04 23 24 25 26 .20 .12 27 28 .59 .04 29 ---30 .04 ---31 ------------.16 .08 ---------------------------------------------------------------------------------SUM 0.83 0.16 2.32 1.93 0.98 1.81 0.00 0.04 0.00 0.28 0.16 0.20 ACC 0.83 0.98 3.31 5.24 6.22 8.03 8.03 8.07 8.07 8.35 8.50 8.70 MAX 0.71 0.08 0.94 0.94 0.55 0.71 0.00 0.04 0.00 0.16 0.08 0.08 NO. 2 3 6 5 4 4 0 1 0 2 2 4 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.94 2.32 0.63 8.70 33 328 Flood Control District of Maricopa County ALERT System Daily Rainfall at Golden Eagle Blvd. (gage # 78500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.18 .75 2 .08 .28 .20 .04 3 .12 .75 .04 4 .31 5 6 7 8 .08 9 .04 10 11 12 .35 .08 13 .08 .12 .04 14 .35 15 .79 .16 .71 16 .35 17 .47 .12 18 .04 19 20 21 .08 .12 22 .12 .04 23 24 25 26 .24 .04 27 28 .63 29 .04 ---30 ---31 ------------.04 .04 ---------------------------------------------------------------------------------SUM 0.87 0.24 2.17 2.48 0.83 1.77 0.00 0.16 0.00 0.08 0.16 0.16 ACC 0.87 1.10 3.27 5.75 6.57 8.35 8.35 8.50 8.50 8.58 8.74 8.90 MAX 0.79 0.12 0.75 1.18 0.35 0.75 0.00 0.12 0.00 0.04 0.12 0.08 NO. 2 3 6 6 4 5 0 2 0 2 2 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.18 2.48 0.39 8.90 35 329 Flood Control District of Maricopa County ALERT System Daily Rainfall at Hesperus Dam (gage # 79000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.22 .55 .08 2 .12 .20 .20 3 .16 .94 .04 4 .31 5 6 7 8 .04 9 .04 10 11 12 .24 .20 13 .04 .24 .08 14 .04 .43 15 .71 .24 .24 .83 16 .08 .35 17 .31 .12 18 19 20 21 .04 .24 22 .08 .04 23 24 .04 25 26 .16 27 28 .63 29 .08 ---30 .04 ---31 ------------.28 .04 ---------------------------------------------------------------------------------SUM 0.79 0.31 2.28 2.40 1.14 1.69 0.00 0.12 0.00 0.28 0.31 0.35 ACC 0.79 1.10 3.39 5.79 6.93 8.62 8.62 8.74 8.74 9.02 9.33 9.69 MAX 0.71 0.16 0.94 1.22 0.43 0.83 0.00 0.12 0.00 0.28 0.24 0.20 NO. 2 3 7 7 5 6 0 1 0 1 3 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.22 2.40 0.94 9.69 38 330 Flood Control District of Maricopa County ALERT System Daily Rainfall at Hesperus Wash (gage # 79300) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.14 1.02 .04 2 .04 .24 .24 3 .28 .91 .04 4 .35 5 6 7 8 .16 9 10 11 12 .55 .16 13 .08 .04 .16 14 .43 15 .63 .16 .75 16 .39 .08 17 .24 .08 18 .04 19 20 21 .08 .20 22 .16 .12 23 24 .04 25 26 .39 27 28 .71 29 ---30 .04 ---31 ------------.04 .16 ---------------------------------------------------------------------------------SUM 0.63 0.31 2.64 2.20 1.02 2.24 0.00 0.12 0.00 0.04 0.59 0.35 ACC 0.63 0.94 3.58 5.79 6.81 9.06 9.06 9.17 9.17 9.21 9.80 10.16 MAX 0.63 0.28 0.91 1.14 0.43 1.02 0.00 0.08 0.00 0.04 0.20 0.16 NO. 1 2 6 6 4 6 0 2 0 1 4 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.14 2.64 0.98 10.16 35 331 Flood Control District of Maricopa County ALERT System Daily Rainfall at Signal Butte FRS (gage # 79500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .83 .63 2 .08 .08 3 1.06 4 .35 5 6 .31 7 8 .08 9 .04 10 11 12 .24 .16 13 .08 .16 14 .39 15 .47 .12 .51 .04 16 .04 .39 .04 17 .12 18 19 20 21 .20 .24 22 .12 .08 23 24 25 26 .31 .28 27 28 .35 29 ---30 ---.04 31 ------------.04 ---------------------------------------------------------------------------------SUM 0.91 0.04 2.01 1.54 1.10 1.38 0.00 0.00 0.00 0.28 0.31 0.31 ACC 0.91 0.94 2.95 4.49 5.59 6.97 6.97 6.97 6.97 7.24 7.56 7.87 MAX 0.47 0.04 1.06 0.83 0.39 0.63 0.00 0.00 0.00 0.28 0.24 0.16 NO. 4 1 4 5 5 6 0 0 0 1 3 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.06 2.01 0.91 7.87 31 332 Flood Control District of Maricopa County ALERT System Daily Rainfall at Red Mtn. Fwy. Levee @ McKellips Rd. (gage # 79800) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .79 .51 2 .12 .08 3 .87 4 .28 5 6 7 8 .04 .08 9 .12 10 11 12 .31 .47 13 .04 .04 .24 14 .35 15 .94 .20 .08 .59 .08 16 .28 .04 17 .12 .04 .12 18 19 20 21 .20 .08 22 .20 .16 23 24 25 26 .35 .28 27 .04 28 .35 .08 29 ---30 .04 ---.04 31 ------------.35 ---------------------------------------------------------------------------------SUM 0.98 0.12 1.89 1.50 1.22 1.42 0.00 0.04 0.00 0.35 0.75 0.71 ACC 0.98 1.10 2.99 4.49 5.71 7.13 7.13 7.17 7.17 7.52 8.27 8.98 MAX 0.94 0.12 0.87 0.79 0.35 0.59 0.00 0.04 0.00 0.28 0.35 0.47 NO. 2 1 6 5 6 6 0 1 0 2 6 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.94 1.89 1.81 8.98 37 333 Flood Control District of Maricopa County ALERT System Daily Rainfall at Usery Mountain Park (gage # 80200) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .91 .63 2 .20 .08 3 .04 .94 4 .35 5 6 7 .08 8 .04 9 .04 10 11 12 .28 .63 13 .04 .08 .87 14 .39 15 .75 .28 .55 16 .08 .43 .08 17 .16 .04 18 19 20 21 .28 .20 22 .20 .12 23 24 25 26 .35 .35 27 28 .43 29 ---30 .04 ---.08 31 ------------.04 .04 ---------------------------------------------------------------------------------SUM 0.91 0.08 2.09 1.97 1.30 1.54 0.00 0.00 0.00 0.39 0.31 1.50 ACC 0.91 0.98 3.07 5.04 6.34 7.87 7.87 7.87 7.87 8.27 8.58 10.08 MAX 0.75 0.04 0.94 0.91 0.39 0.63 0.00 0.00 0.00 0.35 0.20 0.87 NO. 3 2 6 5 5 6 0 0 0 2 4 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.94 2.09 2.20 10.08 35 334 Flood Control District of Maricopa County ALERT System Daily Rainfall at Usery Park WS (gage # 80700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .83 .71 2 .31 .16 3 1.02 .04 4 .39 5 6 7 8 9 .08 10 11 12 .43 .35 13 .12 .20 1.50 14 .51 15 .75 .28 .04 .67 16 .12 .39 .20 17 .12 18 .04 19 20 21 .16 .39 22 .28 .16 23 24 25 26 .51 .47 27 .16 28 .47 29 ---30 ---.08 31 ------------.04 ---------------------------------------------------------------------------------SUM 0.87 0.08 2.44 2.01 1.69 1.97 0.00 0.00 0.00 0.47 0.59 1.85 ACC 0.87 0.94 3.39 5.39 7.09 9.06 9.06 9.06 9.06 9.53 10.12 11.97 MAX 0.75 0.08 1.02 0.83 0.51 0.71 0.00 0.00 0.00 0.47 0.39 1.50 NO. 2 1 5 7 6 6 0 0 0 1 3 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.50 2.44 2.91 11.97 33 335 Flood Control District of Maricopa County ALERT System Daily Rainfall at Thunder Mountain (gage # 81000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .79 .20 2 .35 .12 3 .87 .04 4 .31 5 6 7 8 .12 9 10 11 12 .08 .16 13 .04 .16 1.18 14 .16 15 .75 .16 .59 16 .47 .28 .16 17 .04 .04 .04 18 19 20 21 .24 .04 .28 22 .08 .04 23 24 25 26 .08 .28 27 .28 28 .43 29 .04 ---30 ---31 ------------.04 ---------------------------------------------------------------------------------SUM 1.22 0.00 1.77 1.65 0.71 1.14 0.00 0.04 0.00 0.28 0.75 1.34 ACC 1.22 1.22 2.99 4.65 5.35 6.50 6.50 6.54 6.54 6.81 7.56 8.90 MAX 0.75 0.00 0.87 0.79 0.24 0.59 0.00 0.04 0.00 0.28 0.28 1.18 NO. 2 0 6 6 5 6 0 1 0 1 5 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.18 1.77 2.36 8.90 34 336 Flood Control District of Maricopa County ALERT System Daily Rainfall at Apache Junction FRS (gage # 81300) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .94 .47 2 .12 .35 3 1.10 4 .39 5 6 7 8 .08 9 .08 10 11 12 .28 .04 13 .04 .08 .20 14 .35 15 .28 .12 .04 .59 16 .12 .43 17 .04 .04 18 19 20 21 .24 .24 22 .08 .12 23 24 25 26 .43 .87 27 28 .35 29 ---30 .04 ---.04 .04 31 ------------.04 ---------------------------------------------------------------------------------SUM 0.47 0.08 2.20 1.65 1.22 1.57 0.00 0.00 0.00 0.94 0.28 0.24 ACC 0.47 0.55 2.76 4.41 5.63 7.20 7.20 7.20 7.20 8.15 8.43 8.66 MAX 0.28 0.08 1.10 0.94 0.43 0.59 0.00 0.00 0.00 0.87 0.24 0.20 NO. 3 1 6 5 6 5 0 0 0 3 2 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.10 2.20 1.46 8.66 33 337 Flood Control District of Maricopa County ALERT System Daily Rainfall at Red Mtn. Fwy. Levee @ Brown Rd. (gage # 81500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .83 .59 2 .08 .08 3 .98 .04 4 .39 5 6 7 8 .04 .04 9 .04 10 11 12 .35 .16 13 .04 .08 .12 14 .47 15 1.14 .16 .04 .67 .24 16 .08 .47 .04 17 .08 .16 18 .04 19 20 21 .28 .16 22 .16 .12 23 24 25 26 .35 .39 27 .43 28 .39 .04 29 ---30 ---.08 31 ------------.08 .43 ---------------------------------------------------------------------------------SUM 1.26 0.04 2.17 1.65 1.38 1.57 0.00 0.00 0.00 0.51 1.50 0.28 ACC 1.26 1.30 3.46 5.12 6.50 8.07 8.07 8.07 8.07 8.58 10.08 10.35 MAX 1.14 0.04 0.98 0.83 0.47 0.67 0.00 0.00 0.00 0.39 0.43 0.16 NO. 3 1 5 6 6 6 0 0 0 3 7 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.14 2.17 2.28 10.35 39 338 Flood Control District of Maricopa County ALERT System Daily Rainfall at Sycamore Creek - Upper (gage # 82200) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.77 .20 ---2 .24 ---3 .04 .63 .04 .28 ---4 .35 .47 ---5 .04 ---6 ---7 ---8 ---9 ---10 ---11 .04 .35 ---12 .04 2.36 13 .04 .12 .67 .39 14 .20 .04 .04 15 .87 .59 .04 1.65 16 .31 1.46 .16 .51 17 .51 .24 18 .16 .04 .24 19 .04 ---20 .04 ---.12 21 1.30 ---.31 22 .28 .91 ---.55 23 .16 .20 24 .24 .04 25 26 .20 27 .28 28 .71 29 .04 ---30 .16 ---.08 31 ------.04 ------.16 ---- ---------------------------------------------------------------------------------SUM 1.42 0.00 2.17 5.35 1.14 5.08 0.00 1.18 0.00 0.71 1.14 2.76 ACC 1.42 1.42 3.58 8.94 10.08 15.16 15.16 16.34 16.34 17.05 18.19 20.94 MAX 0.87 0.00 0.71 1.77 0.28 1.65 0.00 0.51 0.00 0.55 0.67 2.36 NO. 5 0 8 11 8 10 0 4 0 2 4 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Estimated Annual Rainfall: Number of Days with Rain: 2.36 5.35 4.61 20.94 54 Gage 82200 down from 12/03 12:00 (27) through 12/05 12:00 (?) due to transmitter failure; estimated 25mm for 12/3-4. Gage 82200 down from 5/18 16:18 (406) through 5/23 18:00 (411) due to repeater failure; assigned 5mm to 5/18. Gage 82200 down from 8/30 12:00 (458) through 9/12 13:28 (458) due to transmitter failure; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 339 Flood Control District of Maricopa County ALERT System Daily Rainfall at Horseshoe Lake (gage # 82500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.77 .75 .04 .04 2 .16 .04 3 .24 .12 .24 4 .39 5 6 7 8 9 .08 10 11 .04 .16 12 .16 .04 1.77 13 .20 .55 14 .04 .75 15 .63 .39 .75 16 .16 .67 17 .08 .04 18 .04 .04 .12 19 20 21 .91 .08 22 .75 .39 23 .04 24 25 26 .28 27 ---28 .35 ---29 ------30 .04 ---.04 ---31 ---------------------------------------------------------------------------------------------SUM 1.02 0.20 1.22 3.19 1.97 3.03 0.00 0.08 0.00 0.00 0.28 2.36 ACC 1.02 1.22 2.44 5.63 7.60 10.63 10.63 10.71 10.71 10.71 10.98 13.35 MAX 0.63 0.12 0.39 1.77 0.75 0.91 0.00 0.04 0.00 0.00 0.12 1.77 NO. 3 2 6 8 4 7 0 2 0 0 4 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 1.77 3.19 2.64 13.35 39 Gage 82500 down from 7/26 06:00 (272) through 7/31 09:52 (272) due to transmitter failure; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 340 Flood Control District of Maricopa County ALERT System Daily Rainfall at Bartlett Lake (gage # 82700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 1.34 .67 .08 2 .16 .16 .20 3 .28 .71 .08 4 .59 5 .04 6 7 8 .24 9 .08 10 11 .20 12 .35 .98 13 .12 .04 .12 14 .04 .39 15 .91 .35 1.02 16 .35 .59 17 .16 .04 18 19 ---20 ---21 .31 ---.08 22 .47 .28 ---23 .08 24 .04 25 26 .39 27 28 .51 .20 29 .04 ---30 .04 ---31 ------------.16 .04 ---------------------------------------------------------------------------------SUM 1.26 0.51 2.44 2.76 1.30 2.72 0.00 0.04 0.00 0.35 0.35 1.18 ACC 1.26 1.77 4.21 6.97 8.27 10.98 10.98 11.02 11.02 11.38 11.73 12.91 MAX 0.91 0.28 0.71 1.34 0.47 1.02 0.00 0.04 0.00 0.20 0.24 0.98 NO. 2 3 9 7 4 7 0 1 0 2 3 3 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 1.34 2.76 1.89 12.91 41 Gage 82700 down from 5/18 12:00 (280) through 5/23 18:00 (280) due to repeater failure; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 341 Flood Control District of Maricopa County ALERT System Daily Rainfall at Iron Dike (gage # 83000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 2.68 .71 2 .12 .47 .31 3 .59 .91 .16 4 .87 5 6 .04 7 8 9 .31 10 .04 11 .55 12 .35 .71 13 .04 .28 .04 .12 14 .08 .63 15 .67 1.10 .31 1.38 16 .28 1.14 .04 .39 17 1.34 .20 18 .39 19 ---20 .04 ---21 1.06 ---.31 22 .75 .87 ---.35 .08 23 .16 .04 24 .16 25 26 .47 .04 27 .04 28 .87 29 .04 ---30 .08 ---.16 31 ------------.24 ---------------------------------------------------------------------------------SUM 1.10 1.06 3.23 7.13 2.52 5.08 0.00 0.98 0.00 0.59 0.47 0.83 ACC 1.10 2.17 5.39 12.52 15.04 20.12 20.12 21.10 21.10 21.69 22.17 22.99 MAX 0.67 0.59 0.91 2.68 0.75 1.38 0.00 0.39 0.00 0.35 0.31 0.71 NO. 3 4 8 9 7 8 0 3 0 2 4 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2.68 7.13 1.89 22.99 50 Gage 83000 down from 5/18 15:58 (527) through 5/23 18:00 (536) due to repeater failure; assigned 9mm to 5/18. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 342 Flood Control District of Maricopa County ALERT System Daily Rainfall at Waterman Wash @ Rainbow Valley Rd. (gage # 83300) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .16 .51 .08 .04 2 .04 3 .51 4 .35 5 6 .20 7 8 9 .08 10 11 12 .12 13 .12 14 .35 15 2.24 .04 .35 16 .04 .31 17 18 19 20 21 22 .04 .04 23 24 25 26 .12 27 28 .63 29 ---30 .16 ---.04 31 ---.20 ---------.47 ---------------------------------------------------------------------------------SUM 2.48 0.08 1.77 0.75 0.63 0.91 0.00 0.00 0.00 0.04 0.55 0.04 ACC 2.48 2.56 4.33 5.08 5.71 6.61 6.61 6.61 6.61 6.65 7.20 7.24 MAX 2.24 0.08 0.63 0.31 0.35 0.51 0.00 0.00 0.00 0.04 0.47 0.04 NO. 3 1 5 5 4 3 0 0 0 1 2 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 2.24 2.48 0.63 7.24 25 343 Flood Control District of Maricopa County ALERT System Daily Rainfall at Tuthill Rd. @ Ray Rd. (gage # 83500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .24 .43 .04 2 .04 3 .31 4 .24 5 6 .04 7 8 9 .12 10 11 12 .12 13 14 .20 15 3.46 .04 .83 16 .04 .59 17 18 19 20 21 22 .04 .24 23 24 25 26 .20 27 28 .67 29 .04 ---30 .08 ---.08 31 ---.16 ---------.04 .28 ---------------------------------------------------------------------------------SUM 3.54 0.12 1.46 1.06 0.43 1.50 0.00 0.00 0.00 0.12 0.28 0.04 ACC 3.54 3.66 5.12 6.18 6.61 8.11 8.11 8.11 8.11 8.23 8.50 8.54 MAX 3.46 0.12 0.67 0.59 0.20 0.83 0.00 0.00 0.00 0.08 0.28 0.04 NO. 3 1 6 5 3 3 0 0 0 2 1 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 3.46 3.54 0.43 8.54 25 344 Flood Control District of Maricopa County ALERT System Daily Rainfall at Gila R. @ Estrella Pkwy. (gage # 83800) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .16 .20 .08 2 .04 3 .31 4 .20 5 6 .08 7 8 9 .04 10 11 12 .08 13 14 15 1.50 .08 .31 16 .47 17 18 .04 19 20 21 22 .08 23 24 25 26 .04 27 28 .24 29 .04 ---30 .08 ---.16 31 ---.12 ------------------------------------------------------------------------------------------SUM 1.57 0.04 0.94 0.87 0.04 0.59 0.00 0.00 0.00 0.16 0.04 0.08 ACC 1.57 1.61 2.56 3.43 3.46 4.06 4.06 4.06 4.06 4.21 4.25 4.33 MAX 1.50 0.04 0.31 0.47 0.04 0.31 0.00 0.00 0.00 0.16 0.04 0.08 NO. 2 1 6 5 1 3 0 0 0 1 1 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.50 1.57 0.28 4.33 21 345 Flood Control District of Maricopa County ALERT System Daily Rainfall at Waterman Wash (gage # 84000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .39 .75 .08 2 .04 3 .04 .43 4 .12 5 6 .08 7 8 9 .12 10 11 12 .16 13 14 .20 15 3.03 .04 .39 16 .20 .24 17 18 19 20 21 22 .12 .04 .08 23 24 .12 25 26 .16 27 28 .47 29 .04 ---30 .08 ---.04 31 ---.12 ---------.20 ---------------------------------------------------------------------------------SUM 3.31 0.16 1.30 0.83 0.47 1.18 0.00 0.00 0.00 0.24 0.20 0.08 ACC 3.31 3.46 4.76 5.59 6.06 7.24 7.24 7.24 7.24 7.48 7.68 7.76 MAX 3.03 0.12 0.47 0.39 0.20 0.75 0.00 0.00 0.00 0.12 0.20 0.08 NO. 3 2 6 5 3 3 0 0 0 3 1 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 3.03 3.31 0.51 7.76 27 346 Flood Control District of Maricopa County ALERT System Daily Rainfall at Estrella Fan (gage # 84200) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .20 .55 .04 2 .08 ---3 .12 .04 .63 ---4 .24 ---5 ---6 .24 ---7 8 .08 9 .12 10 ---11 ---12 .16 ---13 14 .20 15 2.48 .04 .39 16 .28 .08 17 .04 .04 18 19 20 21 22 .04 23 24 25 26 .20 27 28 .47 29 .04 ---30 .24 ---31 ---.12 ---------.83 ---------------------------------------------------------------------------------SUM 2.91 0.16 1.77 0.75 0.43 0.94 0.00 0.08 0.00 0.00 0.87 0.04 ACC 2.91 3.07 4.84 5.59 6.02 6.97 6.97 7.05 7.05 7.05 7.91 7.95 MAX 2.48 0.12 0.63 0.28 0.20 0.55 0.00 0.08 0.00 0.00 0.83 0.04 NO. 4 2 6 6 3 2 0 1 0 0 2 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2.48 2.91 0.91 7.95 27 Gage 84200 down from 2/09 12:00 (142) through 2/13 12:00 (142) due to radio path problem; no rain fell. Gage 84200 down from 3/01 21:48 (169) through 3/07 10:59 (169) due to radio path problem; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 347 Flood Control District of Maricopa County ALERT System Daily Rainfall at Upper Waterman Wash (gage # 84500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .47 .43 .08 2 .04 3 .35 4 .08 5 6 .04 7 8 9 10 11 12 .08 13 14 .16 15 2.05 .12 .63 16 .28 17 18 19 20 21 22 .04 .20 .24 23 24 25 26 .08 27 28 .55 29 ------30 ---.08 ---.04 31 ---.16 ---------.08 ---------------------------------------------------------------------------------SUM 2.09 0.00 1.14 1.06 0.28 1.26 0.00 0.00 0.00 0.28 0.08 0.08 ACC 2.09 2.09 3.23 4.29 4.57 5.83 5.83 5.83 5.83 6.10 6.18 6.26 MAX 2.05 0.00 0.55 0.47 0.16 0.63 0.00 0.00 0.00 0.24 0.08 0.08 NO. 2 0 5 5 3 3 0 0 0 2 1 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2.05 2.09 0.43 6.26 22 Gage 84500 down from 10/28 18:00 (53) through 10/31 10:40 (53) due to transmitter failure; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 348 Flood Control District of Maricopa County ALERT System Daily Rainfall at Mobile (gage # 84700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .39 .43 .04 2 .51 3 .47 ---4 .28 ---5 ---6 .31 7 8 9 .04 10 11 12 .08 13 14 .20 15 .98 .04 .04 .47 16 .31 .35 17 .04 18 19 .04 20 21 .20 22 .04 23 24 25 26 .08 27 28 .28 29 .08 ---30 .31 ---.16 31 ------------.04 .08 ---------------------------------------------------------------------------------SUM 1.61 0.04 1.50 0.83 0.55 0.91 0.00 0.00 0.00 0.20 0.12 0.55 ACC 1.61 1.65 3.15 3.98 4.53 5.43 5.43 5.43 5.43 5.63 5.75 6.30 MAX 0.98 0.04 0.47 0.39 0.20 0.47 0.00 0.00 0.00 0.16 0.08 0.51 NO. 3 1 6 4 5 2 0 0 0 2 2 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 0.98 1.61 0.87 6.30 27 Gage 84700 down from 3/02 00:00 (126) through 3/06 12:00 (126) due to transmitter failure; no rain fell. 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 349 Flood Control District of Maricopa County ALERT System Daily Rainfall at Agua Fria R. @ Buckeye Rd. (gage # 85000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .39 .55 .04 2 .04 3 .04 .24 4 .16 5 6 .08 7 8 9 .08 10 11 12 .08 .12 13 14 .16 15 .59 .16 .35 16 .39 17 18 19 20 21 22 .04 .12 23 24 25 26 .04 27 28 .63 29 ---.04 30 .04 ---.04 31 ---.04 ---------.08 ---------------------------------------------------------------------------------SUM 0.67 0.12 1.14 1.02 0.24 1.02 0.00 0.00 0.00 0.04 0.12 0.16 ACC 0.67 0.79 1.93 2.95 3.19 4.21 4.21 4.21 4.21 4.25 4.37 4.53 MAX 0.59 0.08 0.63 0.39 0.16 0.55 0.00 0.00 0.00 0.04 0.08 0.12 NO. 2 2 5 5 3 3 0 0 0 1 2 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.63 1.14 0.31 4.53 25 350 Flood Control District of Maricopa County ALERT System Daily Rainfall at Colter Channel @ El Mirage Rd. (gage # 85500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .35 .63 .04 2 .08 3 .20 4 .16 5 .08 6 .16 7 8 9 .28 10 11 12 .16 .31 13 14 .20 15 1.14 .20 .39 16 .04 .51 17 .04 .12 18 19 20 21 .04 22 .08 .12 23 24 25 26 .04 27 28 .59 29 .04 ---30 ---31 ---.04 ---------.08 .08 ---------------------------------------------------------------------------------SUM 1.42 0.28 1.14 1.22 0.31 1.14 0.00 0.00 0.00 0.08 0.24 0.35 ACC 1.42 1.69 2.83 4.06 4.37 5.51 5.51 5.51 5.51 5.59 5.83 6.18 MAX 1.14 0.28 0.59 0.51 0.20 0.63 0.00 0.00 0.00 0.08 0.12 0.31 NO. 4 1 5 6 3 3 0 0 0 1 3 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.14 1.42 0.67 6.18 28 351 Flood Control District of Maricopa County ALERT System Daily Rainfall at Dysart Drain @ Luke AFB (gage # 85800) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .24 .47 .08 2 .04 3 .20 4 .16 5 .04 6 .12 7 8 9 .16 10 11 12 .16 .31 13 14 .39 15 .75 .12 .39 16 .04 .47 17 .12 18 19 20 21 .04 .04 22 .04 .35 23 24 25 26 .04 27 28 .55 29 .04 ---30 ---.04 31 ---.08 ---------.04 ---------------------------------------------------------------------------------SUM 0.94 0.16 1.10 1.06 0.47 1.26 0.00 0.00 0.00 0.04 0.08 0.39 ACC 0.94 1.10 2.20 3.27 3.74 5.00 5.00 5.00 5.00 5.04 5.12 5.51 MAX 0.75 0.16 0.55 0.47 0.39 0.47 0.00 0.00 0.00 0.04 0.04 0.31 NO. 4 1 5 6 3 4 0 0 0 1 2 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.75 1.26 0.51 5.51 28 352 Flood Control District of Maricopa County ALERT System Daily Rainfall at Ford Canyon Wash (gage # 86200) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .35 .75 .16 2 .04 3 .04 .12 .28 4 .20 5 .08 6 .04 7 8 9 .12 10 11 12 .35 .51 13 .04 14 .55 15 1.85 .20 .31 16 .04 .51 17 .08 18 19 20 21 .16 22 .12 .67 23 24 25 26 .12 27 28 .47 29 .04 ---30 ---31 ---.12 ---------.24 ---------------------------------------------------------------------------------SUM 2.05 0.24 1.34 1.30 0.83 1.89 0.00 0.00 0.00 0.00 0.24 0.67 ACC 2.05 2.28 3.62 4.92 5.75 7.64 7.64 7.64 7.64 7.64 7.87 8.54 MAX 1.85 0.12 0.47 0.51 0.55 0.75 0.00 0.00 0.00 0.00 0.24 0.51 NO. 5 2 5 6 4 4 0 0 0 0 1 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.85 2.05 0.91 8.54 29 353 Flood Control District of Maricopa County ALERT System Daily Rainfall at McMicken Dam South (gage # 86500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .24 .51 .08 2 3 .08 .16 4 .24 5 .04 6 7 8 9 10 11 12 .20 .43 13 .04 14 .55 15 1.85 .24 .24 16 .43 17 .08 18 19 20 21 .16 22 .08 .28 23 24 25 26 .04 27 28 .39 29 ---30 .04 ---.04 31 ---.12 ---------.24 ---------------------------------------------------------------------------------SUM 1.89 0.08 1.02 1.10 0.71 1.18 0.00 0.00 0.00 0.04 0.24 0.51 ACC 1.89 1.97 2.99 4.09 4.80 5.98 5.98 5.98 5.98 6.02 6.26 6.77 MAX 1.85 0.08 0.39 0.43 0.55 0.51 0.00 0.00 0.00 0.04 0.24 0.43 NO. 2 1 5 5 4 4 0 0 0 1 1 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.85 1.89 0.79 6.77 25 354 Flood Control District of Maricopa County ALERT System Daily Rainfall at Dysart Rd. @ Bell Rd. (gage # 86700) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .20 .67 .08 2 .04 3 .28 .04 4 .20 5 6 7 8 9 .20 10 11 12 .24 .47 13 .04 14 .55 15 1.22 .12 .28 16 .51 17 .08 .12 18 19 .04 20 21 .12 .16 22 .39 23 24 25 26 .08 27 28 .51 29 ---30 .04 ---31 ---.04 ---------.08 ---------------------------------------------------------------------------------SUM 1.22 0.20 1.26 1.02 0.67 1.46 0.00 0.16 0.00 0.00 0.24 0.55 ACC 1.22 1.42 2.68 3.70 4.37 5.83 5.83 5.98 5.98 5.98 6.22 6.77 MAX 1.22 0.20 0.51 0.51 0.55 0.67 0.00 0.12 0.00 0.00 0.16 0.47 NO. 1 1 5 7 3 4 0 2 0 0 2 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.22 1.46 0.79 6.77 27 355 Flood Control District of Maricopa County ALERT System Daily Rainfall at Sun City West (gage # 87000) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .24 .63 .12 2 .04 3 .08 .24 .04 4 .12 5 6 7 8 9 .16 10 11 12 .28 .16 13 .04 14 .47 15 1.14 .12 .24 16 .43 17 .08 18 19 20 .04 21 .16 .16 22 .04 .39 23 24 25 26 .12 27 28 .51 .04 29 ---30 ---31 ---.04 ---------.04 ---------------------------------------------------------------------------------SUM 1.14 0.24 1.14 0.98 0.67 1.46 0.00 0.00 0.00 0.04 0.20 0.28 ACC 1.14 1.38 2.52 3.50 4.17 5.63 5.63 5.63 5.63 5.67 5.87 6.14 MAX 1.14 0.16 0.51 0.43 0.47 0.63 0.00 0.00 0.00 0.04 0.16 0.16 NO. 1 2 4 7 4 5 0 0 0 1 2 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.14 1.46 0.51 6.14 28 356 Flood Control District of Maricopa County ALERT System Daily Rainfall at White Tank FRS #3 (gage # 87300) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .24 .47 .08 2 .04 3 .20 4 .20 5 .08 6 7 8 9 .12 10 11 12 .16 .55 13 .04 14 .47 15 1.81 .12 .31 16 .47 17 .04 18 19 .04 20 21 .12 22 .08 .39 23 24 25 26 .04 .04 27 28 .51 29 ---30 .04 ---31 ---.12 ---------.16 ---------------------------------------------------------------------------------SUM 1.89 0.12 1.14 1.02 0.59 1.30 0.00 0.04 0.00 0.04 0.16 0.63 ACC 1.89 2.01 3.15 4.17 4.76 6.06 6.06 6.10 6.10 6.14 6.30 6.93 MAX 1.81 0.12 0.51 0.47 0.47 0.47 0.00 0.04 0.00 0.04 0.16 0.55 NO. 2 1 6 6 3 4 0 1 0 1 1 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.81 1.89 0.83 6.93 27 357 Flood Control District of Maricopa County ALERT System Daily Rainfall at White Tank Outlet Channel (gage # 87400) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .28 .47 .04 2 .08 3 .24 4 .20 5 .08 6 7 8 9 .12 10 11 12 .16 1.02 13 .04 14 .31 15 1.73 .20 .39 16 .55 17 .04 18 19 20 21 .12 22 .04 .43 23 24 25 26 .08 27 28 .55 29 ---30 .04 ---31 ---.12 ---------.08 ---------------------------------------------------------------------------------SUM 1.81 0.12 1.22 1.26 0.43 1.42 0.00 0.00 0.00 0.00 0.08 1.06 ACC 1.81 1.93 3.15 4.41 4.84 6.26 6.26 6.26 6.26 6.26 6.34 7.40 MAX 1.73 0.12 0.55 0.55 0.31 0.47 0.00 0.00 0.00 0.00 0.08 1.02 NO. 2 1 6 6 3 4 0 0 0 0 1 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.73 1.81 1.14 7.40 25 358 Flood Control District of Maricopa County ALERT System Daily Rainfall at Camelback Rd. @ Loop 303 (gage # 87500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .31 .43 .08 2 3 .16 .04 4 .24 5 6 7 8 9 .16 10 11 12 .08 .51 13 14 .31 15 1.18 .20 .35 16 .59 17 .04 18 19 20 21 .04 22 .04 .28 23 24 25 26 .04 .08 27 28 .51 29 .04 ---30 ---31 ---.08 ---------.08 ---------------------------------------------------------------------------------SUM 1.18 0.16 1.02 1.26 0.39 1.10 0.00 0.00 0.00 0.08 0.08 0.59 ACC 1.18 1.34 2.36 3.62 4.02 5.12 5.12 5.12 5.12 5.20 5.28 5.87 MAX 1.18 0.16 0.51 0.59 0.31 0.43 0.00 0.00 0.00 0.08 0.08 0.51 NO. 1 1 5 6 3 4 0 0 0 1 1 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 1.18 1.26 0.75 5.87 24 359 Flood Control District of Maricopa County ALERT System Daily Rainfall at White Tank FRS #4 (gage # 87800) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .24 .43 .04 2 .08 3 .24 4 .16 5 6 .04 7 8 9 .20 10 11 12 .16 13 14 .16 15 2.05 .24 .31 16 .59 17 .04 18 19 20 21 .08 22 .04 .39 23 24 25 26 .08 27 28 .55 29 .04 ---30 .12 ---.04 31 ---.16 ---------.04 ---------------------------------------------------------------------------------SUM 2.09 0.20 1.26 1.34 0.28 1.22 0.00 0.00 0.00 0.04 0.04 0.04 ACC 2.09 2.28 3.54 4.88 5.16 6.38 6.38 6.38 6.38 6.42 6.46 6.50 MAX 2.05 0.20 0.55 0.59 0.16 0.43 0.00 0.00 0.00 0.04 0.04 0.04 NO. 2 1 6 6 3 4 0 0 0 1 1 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 2.05 2.09 0.12 6.50 25 360 Flood Control District of Maricopa County ALERT System Daily Rainfall at Bullard Wash @ Van Buren St. (gage # 89200) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .51 .47 .08 2 .04 3 .08 .31 4 .20 5 6 .04 7 8 9 .24 10 11 12 .12 13 14 .16 15 .98 .24 .43 16 .75 17 .08 18 19 20 21 .04 22 .08 .12 23 24 25 26 .04 27 28 .63 29 ---30 .04 ---.04 31 ---.08 ---------.08 ---------------------------------------------------------------------------------SUM 1.02 0.31 1.30 1.69 0.28 1.06 0.00 0.00 0.00 0.04 0.08 0.08 ACC 1.02 1.34 2.64 4.33 4.61 5.67 5.67 5.67 5.67 5.71 5.79 5.87 MAX 0.98 0.24 0.63 0.75 0.16 0.47 0.00 0.00 0.00 0.04 0.08 0.08 NO. 2 2 5 6 3 4 0 0 0 1 1 1 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.98 1.69 0.20 5.87 25 361 Flood Control District of Maricopa County ALERT System Daily Rainfall at Bullard Wash @ Indian School Rd. (gage # 89500) for Water Year 2023 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------1 .39 .43 .12 2 .04 3 .20 4 .20 5 6 7 8 9 .16 10 11 12 .12 .39 13 .04 14 .20 15 .98 .24 .35 16 .59 17 .12 18 19 20 21 .04 22 .20 .16 23 24 25 26 27 28 .59 29 ---30 .04 ---.04 31 ---.12 ---------.12 ---------------------------------------------------------------------------------SUM 0.98 0.16 1.14 1.50 0.43 0.98 0.00 0.00 0.00 0.04 0.12 0.51 ACC 0.98 1.14 2.28 3.78 4.21 5.20 5.20 5.20 5.20 5.24 5.35 5.87 MAX 0.98 0.16 0.59 0.59 0.20 0.43 0.00 0.00 0.00 0.04 0.12 0.39 NO. 1 1 5 6 3 4 0 0 0 1 1 2 Maximum Daily Rainfall: Maximum Monthly Rainfall: Total Monsoon Rainfall: Total Annual Rainfall: Number of Days with Rain: 2801 W. DURANGO ST. PHOENIX, AZ 85009 (602) 506-8701 0.98 1.50 0.67 5.87 24 362