ALERT Rain / Stream Gage Schematic ANNUAL HYDROLOGIC DATA REPORT VOLUME I: PRECIPITATION WATER YEAR 2004 PREFACE This publication presents precipitation data collected by the Flood Control District of Maricopa County's (FCDMC) automated ALERT system. This telemetered flood-detection network is located primarily throughout Maricopa County, Arizona with additional stations in Yavapai, Pinal, Gila, and La Paz Counties. The data contained in this report was collected, compiled and edited by the Flood Warning Branch of the Engineering Division. Precipitation data include daily, monthly, and annual totals for 282 stations owned and maintained by FCDMC. The ALERT base station computers also collect data from various stations not owned by FCDMC, and data from these 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 suite entitled "ALERT Annual Hydrologic Data Report - Water Year 2004". Volumes 2 & 3 in order are [2] Surface Water Report; and [3] Weather Data Summary. Additional copies of this report, or 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 World Wide Web page at: http://www.fcd.maricopa.gov/Services/ALERT/ i Annual Hydrologic Data Report Volume I - Precipitation TABLE OF CONTENTS Preface .................................................................................................................. i Contents ............................................................................................................... ii Introduction ...........................................................................................................iii General Map of Rain Gage Locations (Figure 1) ................................................. iv Annual Rainfall Totals Map (Figure 2)................................................................... v Rain Gage ID Numbers and Descriptors (Table I) ............................................... vi Rain Stations Installed during Water-Year 2004 (Table II)..................................xiii Rain Gage Failure Statistics during Water-Year 2004 (Table III) ........................xiii Water-Year 2004 Rainfall Totals Table (Table IV) ..............................................xiv Water-Year 2004 & 2003 Rainfall Statistics (Table V) ........................................ xx Water-Year 2004 Hyetographs for Six Selected Gages......................................xxi Precipitation Data Daily Totals and Statistics for Precipitation Stations ...........................1-282 (In Order of Station ID Number) Gila Bend Mountains Weather Station 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 "2004 Water Year" which begins Oct. 1st, 2003 and ends on Sep. 30th, 2004. Each data page represents one gage, and lists the daily precipitation totals, the monthly totals, the cumulative rainfall by month, the maximum daily value each month, and the number of days with rain. The data pages are arranged in ascending order by gage ID number. 2. The unit of measurement for daily precipitation totals provided in this report is inches. Annual totals are also provided in millimeters. 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 most accurate data 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 2mm 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 2004. They consist 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 following the colder winter events. 6. Table II lists the sensors installed in the FCDMC ALERT System during Water Year 2003 and their installation dates. Table III lists the annual rainfall total for each gage, sorted by decreasing amount, along with Water-Year totals for 2003, 2002, and 2001. Table III 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 either the Isohyetal or Thiessen polygon methods applied to nearby rain stations. 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, Engineering Division, Flood Warning Branch at (602) 506-8701. Data can also be downloaded from our Web Site at http://www.fcd.maricopa.gov/Services/ALERT/. 8. Note on data compilation: All the automatic rain gages in this network but one measure rainfall depth in 1mm increments. The base station computer which collects the data uses 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 (which is more accurate than the sum of the daily totals) because of rounding errors. In the same way, the annual totals reported in Table III 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 majority of tipping buckets collect rainfall in 1mm increments before sending a signal and dumping the accumulated rainfall. Because evaporation often dries the bucket between storms, the measurement error averages out to be 0.05 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. iii Annual Hydrologic Data Report Volume I - Precipitation Figure 1 General Map of ALERT Rain Gage Locations on 09/30/2004 iv Annual Hydrologic Data Report Volume I - Precipitation Figure 2 Water-Year 2004 Rainfall Depth Map Created From ALERT Station Totals v Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Sensor Database - Precipitation Sensors as of 09/30/2004 Sensors in RED were installed during water-year 2004 Sensor Name Sacaton Peak Tat Momolikot Dam Gila @ Maricopa Rd Gila @ Olberg Santa Cruz @ SR 84 Santa Rosa @ SR 84 Cesar Chavez Park Gateway C. College Roeser @ 2nd St. Salt R. @ 40th St. Salt R. @ Priest Dr. ASU South Kleinman Park Broadway @ Dobson Fitch Park Brown Rd. @ Horne Mountain View Park Falcon Field Spookhill FRS Price Drain @ 202 Salt River Landfill Reata Pass Wash Pima @ Union Hills Pinnacle Peak Vista IBW @ McKellips Rd. th Osborn @ 64 St. IBW @ Indian Bend Rd. IBW @ Indian School Rd. IBW @ Interceptor th Highland @ 68 St. Thunderbird Academy Tatum Wash @ 40th St. IBW @ Sweetwater East Fork CC #1 Paradise Valley Park Sensor ID Installed T-R-S Latitude Longitude Elevation 750 770 775 780 785 795 4500 4505 4510 4515 4520 4525 4530 4535 4540 4545 4550 4555 4560 4570 4580 4585 4590 4595 4600 4605 4610 4615 4620 4625 4630 4635 4640 4645 4650 06/11/96 01/29/98 04/09/95 04/12/95 03/16/94 03/16/94 08/08/90 12/16/03 01/29/91 03/22/96 09/21/95 07/14/95 03/26/91 10/01/95 03/27/91 11/06/95 03/21/91 10/01/95 03/13/84 02/13/01 01/30/98 05/15/01 10/22/97 04/21/98 05/21/85 10/22/97 09/28/83 11/26/97 01/01/89 11/13/97 08/04/81 06/03/94 12/27/90 03/02/94 02/27/89 5S-7E-07 9S-4E-30 3S-3E-13 4S-6E-12 7S-5E-21 7S-4E-20 1S-2E-03 1N-3E-12 1N-3E-29 1N-3E-13 1N-4E-17 1N-4E-22 1N-5E-28 1N-5E-30 1N-5E-15 1N-5E-11 1N-6E-17 1N-6E-03 2N-7E-31 1N-5E-18 2N-5E-24 4N-5E-17 4N-4E-36 4N-5E-19 1N-4E-11 2N-4E-27 2N-4E-11 2N-4E-23 2N-4E-12 2N-4E-22 3N-4E-14 3N-4E-30 3N-3E-13 4N-3E-23 4N-3E-36 33 00 20 32 39 02 33 10 16 33 06 50 32 52 55 32 52 39 33 22 22 33 27 01 33 23 58 33 25 22 33 26 00 33 24 45 33 24 03 33 24 17 33 25 42 33 26 15 33 25 52 33 27 17 33 28 01 33 26 04 33 30 16 33 41 52 33 39 19 33 40 28 33 26 58 33 29 05 33 32 00 33 29 28 33 31 57 33 30 28 33 36 38 33 34 16 33 36 15 33 40 05 33 39 17 111 40 30 111 55 36 112 00 21 111 41 15 111 49 45 111 56 51 112 08 08 111 59 53 112 04 11 111 59 54 111 57 43 111 55 51 111 51 02 111 52 31 111 49 35 111 48 47 111 46 14 111 43 45 111 40 48 111 53 25 111 47 13 111 51 51 111 53 48 111 53 06 111 54 58 111 56 33 111 54 53 111 54 20 111 53 55 111 56 10 111 55 22 111 59 44 112 00 18 112 01 15 112 00 13 2680 1560 1120 1290 1311 1305 1070 1130 1079 1101 1133 1160 1220 1210 1245 1265 1280 1380 1595 1215 1200 2170 1640 1950 1187 1290 1071 1235 1071 1290 1448 1300 1400 1515 1494 vi Location 4.5 miles E. of the SR387 / I-10 junction 19 miles SW of Casa Grande Gila River at Maricopa Road bridge Gila River at Olberg Bridge, 3 mi. ENE of Sacaton 3 mi. West of SR 93 (Casa Grande) on SR 84 11 mi. West of SR 93 (Casa Grande) on SR 84 South end of park, 35th Ave. and Baseline Rd. th 40 St. at Van Buren 1/2 mi. SSE of Broadway Rd. and Central Ave. 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. 1/2 mi. SE of Broadway Rd. and Alma School Rd. 1/8 mi. SW of Broadway Rd. & Dobson Rd. 1/2 mi. N of University Dr. and Center St. 100 yards N. of Brown Rd. @ Horne, Mesa 1/2 mi. N of University Dr. and Lindsay Rd. 1/4 mi. NE of McKellips Rd. & Greenfield Rd. 1/2 mi. N of McDowell Rd. and Bush Highway Loop 202 at Loop 101 1/4 mi. N of Gilbert 1.6 mi. east of Pima Rd. on Pinnacle Peak Road 1/4 mi. west of Pima Rd. @ Union Hills 1/2 mi. SSE of Deer Valley Rd. and Pima Rd. On Indian Bend Wash 1/4 mi. South of McKellips th 200 yards east of Osborn Rd. @ 64 St. On Indian Bend Wash just S. of Indian Bend Rd. Indian School Rd. @ Hayden Rd. 1/4 mi. SW of Pima Rd. & Indian Bend Rd. th 1/4 mi. north of Highland @ 68 St. 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. 1/4 mi. E of Beardsley Rd. and Cave Creek Rd. 1/2 mi. E of Union Hills Dr. and 32nd St. TABLE I Sensor Name East Fork CC #4 Lost Dog Wash th EFCC near 7 Ave. Pima @ Jomax Lake Marguarite East Fork CC #3 Berneil Wash IBW @ Shea Blvd. Aztec Park Durango Complex Jefferson @ 4th Ave. th Grand @ 27 Ave. Thomas @ 16th St. Perry Park Papago Park Old X-cut @ McDowell Thomas @ 48th St. th Salt River @ 67 Ave. Maryvale Muni Golf Buckeye @ 75th Ave. City of Glendale Maryland @ 27th Av Missouri @ 16th St. Butler Park Paradise Valley CC Dreamy Draw Dam ACDC @ 36th St. ACDC @ 14th St. th 10 St. Wash Basin #1 ACDC @ 43rd Ave. Phoenix Basin #3 Cave Creek @ Cactus ACDC @ Cave Creek Greenway @ 32nd Ave. th T-bird @ 7 Street Phoenix West Park Rawhide Wash Cave Creek Cave Buttes Dam Stagecoach Wash Cave Creek Landfill Sensor ID Installed T-R-S Latitude Longitude Elevation 4655 4660 4665 4670 4675 4680 4685 4690 4695 4700 4710 4715 4720 4730 4740 4745 4750 4755 4760 4765 4770 4775 4780 4785 4790 4800 4805 4810 4815 4820 4825 4830 4835 4840 4850 4855 4860 4890 4900 4910 4915 01/18/94 07/13/90 05/08/97 05/06/93 11/25/97 09/13/94 07/30/98 06/09/98 02/03/98 06/04/80 01/29/91 10/11/96 01/17/91 08/22/90 08/15/90 07/27/94 01/30/91 04/23/98 08/17/89 08/01/96 07/13/89 12/22/94 01/17/91 09/09/98 07/13/89 01/24/84 02/24/94 02/09/94 10/23/96 11/14/90 12/18/01 06/27/91 03/11/97 01/31/91 10/17/96 11/29/01 07/22/99 5/29/03 01/25/84 06/13/01 04/22/93 4N-3E-25 3N-5E-23 3N-6E-05 5N-4E-36 3N-4E-36 4N-3E-34 3N-4E-34 3N-4E-29 3N-5E-17 1N-2E-14 1N-3E-08 2N-3E-35 1N-3E-24 2N-3E-35 1N-4E-05 1N-4E-06 1N-4E-31 1N-1E-25 2N-2E-19 1N-1E-11 2N-2E-06 2N-2E-11 2N-3E-16 3N-2E-32 2N-4E-09 3N-3E-34 2N-3E-13 2N-3E-04 3N-3E-28 3N-2E-22 3N-3E-22 3N-2E-13 3N-2E-25 3N-2E-02 3N-3E-16 3N-3E-29 5N-4E-36 6N-4E-29 4N-3E-15 5N-5E-06 5N-4E-07 33 38 31 33 36 02 33 37 43 33 43 44 33 33 49 33 38 44 33 33 59 33 34 56 33 36 36 33 25 41 33 27 08 33 29 00 33 28 37 33 28 39 33 27 37 33 27 55 33 28 49 33 24 00 33 28 21 33 26 43 33 32 45 33 33 53 33 31 01 33 33 41 33 32 07 33 33 45 33 30 09 33 32 31 33 34 47 33 35 03 33 35 12 33 35 56 33 22 12 33 37 31 33 36 16 33 35 02 33 44 27 33 49 48 33 42 58 33 48 42 33 47 33 112 01 01 111 48 02 112 04 50 111 53 42 111 53 56 112 02 24 111 56 16 111 58 08 111 51 53 112 07 09 112 04 48 112 08 28 112 02 27 112 00 50 111 58 07 111 58 49 111 58 46 112 12 10 112 09 40 112 13 30 112 11 43 112 06 50 112 02 53 112 10 48 112 00 13 112 01 54 112 00 00 112 02 35 112 03 16 112 09 16 112 02 49 112 07 01 112 07 12 112 07 45 112 04 09 112 04 55 111 53 55 111 58 04 112 02 43 111 53 27 111 59 47 1456 1700 1325 2180 1325 1456 1340 1350 1530 1050 1080 1100 1120 1160 1200 1250 1200 1000 1200 1004 1148 1200 1155 1200 1494 1407 1260 1230 1150 1225 1365 1280 1243 1300 1092 1320 2205 1995 1649 2550 1627 vii Location 1/4 mi. S of Union Hills Dr. and 32nd St. 1/2 mi. NNW of Shea Blvd. and 128th St. th Near 7 Ave., 1/2 mi. South of Greenway Rd. 1/8 mi. NW of Pima Rd. and Jomax Rd. 1/4 mi. west of Doubletree and Hayden 1/2 mi. SW of Union Hills Dr. and Cave Creek Rd. Doubletree @ Invergordon nd Shea Blvd. @ 52 St. Thunderbird Rd. @ Frank Lloyd Wright Blvd. 27th Ave. and Durango St. County Building, 4th Ave. and Jefferson St. th Near 28 Ave. and Grand Ave. th 16 St. at Thomas Rd. 1/8 mi. S. of Thomas Rd. and 32nd St. 1/4 mi. N. of McDowell Rd. and 52nd St. McDowell Rd. at Hohokam Expressway Thomas Rd. and 48th St. th 67 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. 1/2 mi. North of Camelback Rd. and 16th St. th 1/4 mi. SE of 59 Ave. and Olive Ave. 1/2 mi. North of Lincoln Dr. and Tatum Blvd. 1/4 mi. SSW of the 24th St. and Dulap Ave. alignments 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. rd Mountain View Rd. near 23 Ave. 1/4 mi. East of Greenway Rd. and 32nd Ave. th 1/4 mi. SW of Thunderbird Rd. and 7 Street Peoria at 7th Ave. 1/3 mile west of Pima Rd. on Dynamite Blvd. 1 mile west of Cave Creek Town Hall 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 TABLE I Sensor Name Cave Cr.@ Spur Cross Carefree Ranch Reata Pass Dam Humboldt Mtn. Seven Springs Seven Springs Wash Mt. Oatman Columbus Wash Copper Wash 4th of July Wash Gila Bend Mountains Sugarloaf Mountain G&F Woolsey Peak Eagle Eye Rd. @ CAP th I-10 @ 355 Ave. Cruff Wash th Buckeye @ 547 Ave. th Baseline @ 547 Ave. Centennial @ Wenden Webb Mountain Centennial Railroad Delaney Wash Saddleback FRS Winters Wash Centennial Levee Harquahala FRS Upper Tiger Wash Four Mile Wash Tiger Wash Fan Upper Grass Wash Narrows Dam Grass Wash @ US 60 Tiger Wash Outlaw Hill Gladden Centennial near Aguila Centennial Wash Harquahala Mtn. Smith Peak Dead Horse Wash Buckeye FRS #1 Sensor ID Installed T-R-S Latitude Longitude Elevation 4920 4930 4935 4940 4950 4960 5000 5010 5030 5040 5050 5055 5060 5065 5070 5075 5080 5085 5090 5095 5100 5105 5110 5115 5120 5125 5130 5135 5140 5145 5150 5155 5160 5165 5170 5175 5180 5185 5190 5195 5200 06/16/93 07/15/85 02/25/93 07/14/81 11/12/81 03/12/02 04/30/80 9/21/99 02/20/01 03/14/02 06/01/88 5/27/04 06/25/03 06/17/03 09/07/01 05/14/02 06/13/00 05/24/00 09/02/98 05/22/02 02/09/90 12/22/99 12/16/88 07/11/00 03/07/84 09/15/93 09/12/80 07/05/01 09/21/94 11/01/02 09/01/94 09/19/01 09/15/99 05/13/02 02/02/82 06/05/01 11/19/81 02/10/94 05/05/80 11/01/00 07/26/83 6N-4E-04 6N-5E-16 5N-5E-33 7N-5E-06 8N-5E-08 7N-5E-09 4S-9W-25 4S-10W-6 2S-10W-3 2S-9W-01 2S-9W-17 4N-8W-17 3S-6W-09 3N-10W-21 2N-6W-31 2S-6W-20 1N-10W-07 1S-9W-06 6N-12W-32 2S-6W-28 1S-6W-28 2N-7W-33 2N-7W-33 2N-6W-30 2N-10W-17 2N-8W-05 5N-9W-02 2N-6W-03 4N-10W-20 6N-8W-09 4N-12W-04 7N-9W-22 5N-10W-2 7N-7W-25 7N-10W-33 7N-8W-11 7N-7W-16 5N-10W-06 8N-11W-01 5N-7W-18 1N-5W-03 33 53 05 33 52 03 33 44 06 33 58 48 34 03 06 33 57 39 33 03 05 33 06 27 33 12 17 33 16 39 33 14 28 33 41 28 33 10 39 33 35 07 33 28 15 33 14 46 33 26 06 33 22 37 33 49 27 33 13 55 33 18 35 33 28 11 33 28 11 33 30 33 33 30 48 33 32 54 33 48 40 33 32 24 33 40 06 33 52 39 33 43 29 33 56 24 33 44 30 33 54 52 33 54 09 33 58 02 33 57 03 33 48 43 34 04 00 33 46 51 33 29 24 111 57 17 111 51 00 111 50 36 111 47 56 111 51 17 111 50 45 113 08 15 113 19 57 113 17 07 113 07 48 113 12 14 113 05 37 112 52 55 113 18 01 112 48 58 112 53 41 113 13 49 113 13 44 113 32 00 112 52 08 112 52 56 112 58 30 112 58 30 112 54 44 113 16 32 113 05 52 113 10 25 112 51 13 113 18 54 113 05 26 113 30 45 113 11 21 113 16 43 112 56 21 113 17 54 113 04 09 113 00 02 113 20 48 113 21 03 113 01 44 112 44 02 2280 3200 2600 5198 4595 3530 1720 690 1070 1110 1620 2760 1660 1400 1090 990 1205 1225 1850 1030 850 1130 1130 1120 1298 1420 2198 1210 1605 2290 1960 2155 1960 2670 2198 2340 2417 5681 5131 2350 1097 viii Location 3.5 mi. North of the Town of Cave Creek 3.5 mi. NE of Skyranch Airport 1/2 mi. South of Dynamite Blvd. and 112th St. 13 mi. NE of the Town of Cave Creek 15 mi. NNE of the Town of Cave Creek 11 miles NE of Cave Creek 8 mi. WSW of Painted Rock Dam 8 miles north of Agua Caliente 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. 16 miles NW of Tonopah 8 miles southwest of Gillespie Dam 1.5 miles S of Salome Hwy. on Eagle Eye Rd. 3 miles NW of the Hassayampa River crossing of I-10 6 miles W of Agua Caliente Road and Old US 80 th Buckeye Road @ 547 Ave. th SW Corner of Baseline and 547 Ave. 5.5 mi. NE of Salome on US60 bridge 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 rd 1 mi. N of Indian School Rd. and 403 Ave. 2 mi S. of I-10 and 1 mi. E. of West County border 10 mi. WNW of Tonopah in Harquahala Valley 11 mi. S. of Aguila off Eagle Eye Road st Near the alignments of 371 Ave. and Glendale Ave. 1 mi. W of Eagle Eye Rd. and 4 mi. N of Salome Highway 7 miles SE of Aguila 5 mi. SE of Salome off Salome Highway 1 mile west of Aguila on US 60 10 mi. N of the Eagle Eye Rd. / Salome Highway intersection 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 Top of Harquahala Mtn., 36 mi. WSW of Wickenberg Harcuvar Mtns., 13 mi. NW of Aguila Near Aguila Road, 14 miles SE of Aguila West end of Buckeye FRS #1, I-10 @ Hassayampa River TABLE I Sensor Name Buckeye FRS #2 Hassayampa Landfill Jackrabbit Wash Morristown Hassy R. @ US 60 Sunset FRS Belmont Mountains Sunnycove FRS Twin Peaks Vulture Mine Coyote Wash Box Wash Sols Wash @ SR 71 Hassayampa R. @ I-10 Yarnell Hill Hassy R. @ Box Canyon O'Brien Minnehaha Towers Mtn. Hassy R. @ Wagoner Rd. Wilhoit Mt. Union Agua Fria @ Buckeye Colter @ El Mirage Dysart Drain @ LAFB White Tanks 3 Ford Canyon Wash White Tanks E. Peak McMicken Floodway McMicken Dam South McMicken Dam Patton Rd. Wittmann Chrysler P. Grounds NW Regional Landfill rd CAP @ 163 Ave. Circle City Upper Trilby Wash Castle Hot Springs Agua Fria @ Grand Ave. New River @ Glendale Sensor ID Installed T-R-S Latitude Longitude Elevation 5205 5210 5215 5220 5225 5230 5240 5245 5250 5260 5265 5270 5275 5280 5290 5305 5320 5335 5340 5350 5365 5380 5400 5405 5410 5415 5425 5430 5435 5440 5445 5450 5455 5460 5465 5470 5475 5485 5490 5500 5505 11/11/92 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 11/27/02 03/11/03 09/24/81 11/09/94 07/13/81 11/17/83 11/03/82 06/16/81 05/01/92 12/19/83 09/24/81 08/16/82 10/11/88 06/29/94 08/22/96 03/12/86 02/05/02 05/15/80 09/03/92 02/13/02 03/24/83 05/13/92 05/13/92 10/31/90 04/27/93 12/10/02 09/17/82 09/25/01 10/20/81 04/27/94 03/21/90 1N-3W-07 1S-5W-02 5N-6W-31 6N-4W-13 7N-5W-12 7N-5W-11 4N-6W-30 7N-5W-11 6N-5W-06 7N-5W-15 4N-7W-13 6N-5W-20 9N-7W-14 1N-5W-03 10N-5W-11 8N-4W-07 9N-3W-21 10N-1W-31 10N-1W-15 11N-3W-09 13N-3W-32 12N-2W-01 1N-1W-14 2N-1W-13 2N-1W-03 2N-2W-09 3N-2W-18 3N-3W-27 4N-1W-18 3N-2W-21 4N-2W-24 5N-3W-33 5N-3W-13 5N-2W-07 4N-2W-17 5N-1W-19 6N-3W-32 7N-3W-12 7N-3W-24 3N-1E-18 3N-1E-08 33 26 26 33 21 59 33 44 08 33 51 21 33 58 42 33 57 50 33 39 26 33 57 25 33 53 37 33 56 42 33 41 49 33 50 57 34 07 07 33 27 33 34 13 21 33 58 11 34 03 48 34 10 00 34 14 24 34 18 38 34 26 36 34 24 47 33 26 05 33 30 38 33 32 38 33 32 01 33 35 48 33 34 08 33 41 04 33 35 13 33 40 38 33 43 53 33 46 15 33 47 04 33 39 40 33 45 32 33 49 22 33 57 38 33 55 42 33 36 25 33 32 14 112 35 47 112 44 33 112 54 54 112 37 29 112 43 40 112 44 33 112 54 42 112 44 24 112 49 25 112 46 07 112 55 25 112 47 57 112 57 45 112 45 46 112 44 53 112 43 38 112 34 20 112 22 30 112 21 47 112 34 05 112 36 47 112 24 54 112 19 54 112 19 32 112 20 57 112 28 14 112 29 57 112 33 29 112 24 33 112 28 37 112 25 23 112 34 23 112 31 14 112 30 03 112 29 30 112 24 42 112 35 25 112 31 45 112 31 42 112 18 16 112 17 00 1150 900 1798 1978 2035 2100 1860 2200 2675 2311 1805 2260 2740 1035 5128 2245 2798 5602 7528 3785 5043 7495 940 1025 1090 1190 1470 4031 1337 1640 1361 2683 1653 1720 1890 1540 1890 3230 2683 1125 1050 ix Location West end of Buckeye FRS #2, 5 mi N of Buckeye 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 3.5 mi. SW of the intersection of Aguila and Wickenburg Roads 9 miles southwest of Wickenburg 1/2 mile SW of the SR 71 / US 93 intersection I-10 bridge over Hassayampa River, 12 mi WNW of Buckeye 1 mi. ENE of Yarnell, Yavapai County 6 mi. N of Wickenburg on Hassayampa River, Yavapai County 11 mi. NE of Wickenburg, Yavapai County 8 mi. E of Wagoner, Yavapai County 3 mi. NW of Crown King, Yavapai County 6 mi. ESE of Kirkland Junction At Wilhoit, 10 mi. SSW of Prescott, Yavapai County Top of Mt. Union, 10 mi. SSE of Prescott Buckeye Rd. Bridge over Agua Fria River, nr Avondale 1/4 mi. N of Camelback and El Mirage Rd. 1/4 mi. West of Northern Ave. & Litchfield Rd. 4 mi. N of I-10 on Jackrabbit Trail alignment Alignments of Cactus Road and Tuthill Road Top of White Tank Mtns., 13 mi. N of Buckeye 1/2 mi. N of Grand Ave. and Deer Valley Rd. 1/2 mi. N of the Peoria and 195th Ave. alignments 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. US 60/93 at Wittmann, 4 mi. SE of Circle City 3 mi. ESE of Circle City, 1.5 mi. N of Wittmann Near 195th Ave. and Deer Valley Rd. rd CAP canal at 163 Ave. Along US 60/93, 14 mi. SE of Wickenburg On Trilby Wash, 2.2 miles N of Castle Hot Springs Road 6 mi. NE from US 60/93 on Castle Hot Springs Rd. Grand Ave. bridge at Agua Fria River 1/2 mi. E of 99th Ave. on Glendale Ave. bridge TABLE I Sensor Name Dysart @ Bell Rd. Sun City West ACDC @ 67th Ave. Grand @ Peoria Ave. Adobe Dam Upper Cline Creek Deer Valley Airport Fig Springs Skunk Creek @ I-17 Upper Skunk Creek Skunk Cr. nr New River New River @ Bell Rd. New River Dam Sunup Ranch New River Landfill Cooks Mesa Lake Pleasant North Garfias Mtn. Columbia Hill Horsethief Basin Crown King Sunset Point Horseshoe Ranch Horner Mtn. Ranch Arizona Hunt Club I-17 @ 169 Dewey Prescott Valley Horseshoe Lake Asher Hills Bartlett Lake McDowell Mtn. Park McDowell Mtn. Road Fraesfield Mtn. Thompson Peak Fountain Hills Mt. Ord Stone Ridge Dam SunRidge Canyon Dam Cloudburst Wash North Heights Dam Sensor ID Installed T-R-S Latitude Longitude Elevation 5510 5515 5520 5525 5535 5545 5550 5555 5565 5580 5585 5595 5610 5625 5630 5640 5660 5670 5685 5700 5715 5730 5745 5760 5775 5790 5805 5820 5890 5900 5910 5915 5920 5930 5945 5950 5960 5965 5970 5975 5980 10/19/92 03/30/95 06/07/90 07/11/96 10/28/82 11/21/01 01/23/91 11/14/01 10/26/89 09/19/80 06/28/01 04/04/90 04/15/86 03/21/84 04/29/93 03/21/84 04/24/01 04/14/81 05/28/81 11/24/86 05/10/83 06/09/81 03/09/85 02/13/81 02/18/81 10/06/87 06/18/81 12/07/82 09/06/00 08/02/90 08/31/00 08/06/90 5/18/04 07/28/89 06/11/80 12/09/93 07/01/83 12/11/96 2/4/97 03/13/97 10/11/96 3N 1W 02 4N-1W-27 3N-1E-12 3N-1E-22 4N-2E-21 7N-3E-35 4N-3E-18 7N-3E-17 5N-2E-35 6N-3E-05 7N-3E-30 3N-1E-03 5N-1E-35 6N-2E-03 8N-2E-08 8N-4E-04 7N-1E-33 7N-2W-01 8N-1W-22 9N-1E-33 10N-1W-15 9N-2E-23 10N-3E-24 11N-4E-04 12N-2E-27 13N-3E-03 13N-2E-08 15N-1E-16 7N-6E-09 4N-6E-01 6N-7E-28 4N-6E-16 4N-6E-26 5N-5E-23 4N-5E-35 3N-6E-15 7N-9E-34 3N-6E-22 3N-6E-16 3N-6E-07 3N-6E-09 33 38 11 33 39 54 33 37 26 33 35 00 33 40 37 33 54 38 33 41 06 33 56 56 33 43 47 33 53 35 33 55 35 33 38 18 33 44 09 33 53 36 33 52 20 34 03 34 33 54 17 33 57 55 34 01 04 34 06 19 34 12 50 34 11 13 34 13 50 34 31 53 34 23 26 34 31 10 34 30 21 34 40 43 33 59 02 33 43 03 33 50 20 33 57 03 33 39 24 33 45 41 33 38 40 33 36 40 33 53 25 33 35 41 33 16 18 33 37 13 33 37 21 112 20 27 112 21 25 112 12 10 112 15 30 112 09 12 112 00 57 112 04 59 112 04 29 112 07 21 112 04 05 112 04 59 112 14 27 112 13 31 112 08 20 112 11 40 111 57 06 112 16 15 112 25 43 112 21 09 112 20 49 112 21 14 112 08 04 112 00 00 111 56 44 112 07 42 112 00 02 112 08 32 112 15 16 111 42 44 111 41 01 111 38 06 111 44 42 111 42 23 111 48 51 111 49 11 111 43 29 111 24 20 111 44 01 111 45 06 111 46 37 111 44 54 1190 1335 1220 1114 1413 2520 1445 2380 1475 2109 2185 1200 1498 2141 1508 4565 1750 2645 2393 6702 6783 3378 3805 4407 3805 4750 4775 5228 2000 1680 1670 2040 1620 2661 3993 2284 7139 1710 1932 2440 1819 x Location Dysart Rd. at Bell Rd., Surprise 1/4 mi. SE of the Beardsley Rd. & Litchfield Rd. alignments 67th Ave. Bridge at Arizona Canal, Glendale Intersection of Grand Ave. and Peoria Ave. 1/4 mi. South of Deer Valley Rd. & 43rd Ave. 8 miles east of New River Deer Valley Rd. and 7th Ave. 3.5 miles east of New River I-17 at Jomax Rd. alignment 4 mi. E of New River Skunk Cr. at Fig Springs Road, 3.5 miles E of New River Bell Road at 83rd Ave. 1/2 mi. NE of Jomax Rd. and 83rd Ave. 1 mi. SSW of New River 4 mi. ENE of New Waddell Dam 10 mi. E of Black Canyon City in the New River Mtns. 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 Crown King, Bradshaw Mtns, 24 mi. SSE of Prescott 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. 5 mi. N of the intersection of SR 69 and Roberts Rd. Horseshoe Lake- Sw Corner near Boat Rramp Off Asher Dr. in McDowell Mtn. Park, 1 mi. W of Rio Verde Bartlett Lake Sheriff Sub-station Palisades Dr. in McDowell Mtn. Park, 4 mi. WSW of Rio Verde In McDowell Mtn. Park, 2 mi. NE of Fountain Hills Near the alignments of Dixaleta Dr. and 128th St. On Thompson Peak, 120th St. and Bell Rd. alignments At Palisades Blvd. Fire Station, nr xsecn with Fntn. Hills Blvd. Top of Mt. Ord, 4 mi. E of Sunflower in the Mazatzal Mountains 1/4 mi. W. of Cholla Dr. and Fountain Hills Blvd. 200 yards W. of Lago Blvd and Palisades Blvd. 2 mi. NW of SunRidge Golf Course, Fountain Hills 400 yards SW of Sierra Madre Dr. and Golden Eagle Blvd. TABLE I Sensor Name Golden Eagle Blvd. Hesperus Dam Hesperus Wash Guadalupe FRS South Mountain Park Carriage Lane Park South Mtn. Park HQ Chandler @ Alma Schl Mesa Tower Broadway @ Lindsay Ahwatukee South Mountain Fan EMF @ Broadway Williams Field Rd. EMF @ Queencreek Rd. Elliot @ Hawes Rd. EMF @ Arizona Ave. Guadalupe Channel Freestone Basin Queen Creek Rd. Queen Creek Landfill Crossroads Park Signal Buttes FRS Usery Mtn. Park Usery Park WS Thunder Mtn. Apache Junction FRS Apache Trail Powerline FRS Vineyard FRS Rittenhouse FRS Queen Ck @ Rittenhouse Magma FRS Queen Cr. @ CAP Florence Junction Whitlow Ranch Dam Kings Ranch Saguaro Lake Buckeye FRS #3 White Tanks 4 Waterman @ Rainbow Sensor ID Installed T-R-S Latitude Longitude Elevation Location 5985 5990 5995 6500 6510 6520 6525 6530 6540 6545 6550 6560 6570 6575 6580 6590 6595 6600 6605 6610 6615 6620 6625 6640 6650 6655 6670 6675 6680 6685 6700 6710 6715 6720 6730 6740 6745 6780 6810 6820 6830 2/12/97 12/18/96 03/10/97 06/29/89 09/28/82 03/26/91 05/01/97 07/25/96 07/19/89 09/29/95 03/04/96 06/09/93 08/10/89 07/03/01 01/18/89 06/26/01 02/10/89 08/07/98 12/19/95 05/13/84 04/23/93 12/18/95 11/10/87 06/20/85 02/24/94 03/31/82 12/16/81 04/14/93 12/03/92 11/02/83 09/27/88 09/14/93 10/27/88 01/14/99 04/18/86 01/08/99 09/13/81 01/24/00 11/23/92 01/09/86 03/18/99 3N-6E-05 3N-6E-04 4N-6E-31 1S-4E-05 1S-3E-11 1S-5E-07 1S-2E-26 1S-5E-33 1N-5E-35 1N-6E-14 1S-4E-19 1S-2E-26 1N-6E-26 1S-7E-25 2S-6E-15 1S-7E-09 3S-5E-15 1S-7E-06 1S-6E-08 2S-7E-10 2S-7E-21 1S-6E-21 1N-7E-12 2N-7E-35 2N-7E-27 2N-7E-28 1N-8E-08 1N-8E-21 1S 8E 09 1S-8E-09 2S-8E-02 2S-7E-25 4S-9E-35 2S-8E-26 1S-9E-35 1S-10E-3 1N-9E-33 2N-8E-27 1N-3W-10 1N-2W-05 2S-2W-14 33 38 40 33 38 14 33 32 59 33 22 16 33 20 46 33 21 34 33 18 55 33 18 15 33 23 01 33 24 23 33 19 44 33 18 57 33 24 21 33 18 35 33 15 50 33 21 02 33 10 53 33 21 48 33 21 29 33 15 49 33 13 13 33 19 40 33 26 25 33 27 56 33 29 07 33 29 48 33 26 28 33 25 42 33 21 06 33 21 06 33 17 22 33 13 50 33 07 04 33 12 22 33 17 51 33 17 57 33 23 06 33 34 26 33 26 49 33 27 04 33 15 40 111 45 59 111 44 47 111 46 53 111 58 10 112 02 59 111 53 22 112 08 03 11 50 43 111 49 34 111 46 25 111 59 18 112 08 25 111 42 42 111 35 01 111 43 35 111 39 11 111 51 50 111 40 33 111 46 21 111 37 35 111 38 48 111 44 49 111 35 25 111 36 26 111 36 58 111 38 25 111 33 07 111 31 31 111 32 34 111 32 34 111 30 26 111 35 41 111 24 09 111 30 15 111 23 43 111 16 13 111 25 58 111 32 17 112 33 20 112 29 40 112 36 38 1903 1894 2280 1250 2135 1200 1251 1527 1215 1250 1280 1420 1349 1460 1317 1380 1214 1360 1450 1409 1409 1270 1650 1799 2115 2552 1989 1820 1580 1582 1580 1400 1610 1565 1840 2200 2145 1550 1200 1044 1085 NW1/4 of Section at Chaparral Water Tank 1/4 mi. N. of Richwood Ave. and Golden Eagle Blvd. NW1/4 of T4N-R6E-Section 31 near Dixie Mine 1/4 mi. SSW of Baseline Rd. and I-10 Alignments of Elliot Rd. and 24th St. 1/2 mi. South of Price Rd. and Guadalupe Rd. th Alignments of Elliot Rd. and 7 Ave. 1/4 mi. SE of Chandler Blvd. and Alma School Rd. 1/4 mi. NW of McQueen Rd. and Baseline Rd. 1/4 mi. E of Broadway Rd. & Lindsay Rd. 1/2 mi. South of the 43rd Ave. and Warner Rd. alignments Alignments of Ray Rd. and 35th Ave. in S. Mtn. Park 1/2 mi. SSE of Broadway Rd. and Higley Rd. 1/4 mi. N of Williams Field Rd. and Meridian 1/3 mi. West of Queen Creek Rd. and Higley Rd. NE corner of Elliot Rd. and Hawes Rd. On the SR 587 bridge 3 mi. South of Riggs Rd. 1/4 mi. E of Power Rd. @ Guadalupe Rd. 1/2 mi. SSE of Guadalupe Rd. and Lindsay Rd. 1/4 mi. NE of Queen Creek Rd. and Ellsworth Rd. 1/2 mi. SW of Ocotillo Rd. and Ellsworth Rd. 1/2 mi. NW of Ray Rd. and Greenfield Rd. 1/4 mi. NE of Signal Butte Rd. and Brown Rd. 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. 1/3 mi. NE of Broadway Rd. and Idaho Rd. Alignments of Idaho Rd. and Warner Rd. Alignments of Tomahawk Rd. and Williams Field Rd. Alignments of Goldfield Rd. and Germann Rd. 1/3 mi. SE of the Signal Butte and Chandler Heights alignments 7 mi. NNW of Florence Queen Creek at Central AZ Project 1.5 mi. NW of Florence Junction 5 mi. NE of Florence Junction 7 mi. ESE of Apache Junction MCSO yard, NW corner of the Lake 1/4 mi. NE of I-10 and Watson Rd. 1/4 mi. NE of Tuthill Rd. and Van Buren St. Rainbow Valley Rd. at Queen Creek Rd. xi TABLE I Sensor Name Buckeye Rd. @ SR 85 Tuthill @ Ray Rd. Gila @ Estrella Pkwy. Holly Acres Waterman Wash Estrella Fan Upper Waterman Wash Gillespie Dam Gila Bend Landfill Sauceda Wash Sand Tank @ I-8 Sand Tank Wash th Gila R. @ 116 Ave. Rainbow Valley Wash Bender Wash Vekol Wash Stanton Mid-Martinez Creek Martinez Creek Congress Sols Trib @ SR 93 Sols Tank Black Hill Sols Wash nr Matthie Black Mountain Hartman Wash Flying E Tank Flying E Wash Casandro Wash Constellation Road Powder House Wash Wickenburg Airport Casandro Dam Centennial Divide Ritter Dam Wood Tank Joshua Tree Burton Tank Bucks Well Antelope Creek Upper Martinez Cr. Sensor ID Installed T-R-S Latitude Longitude Elevation 6835 6840 6850 6860 6880 6890 6900 6905 6910 6920 6930 6940 6845 6950 6960 6980 7000 7005 7010 7020 7025 7030 7035 7040 7050 7060 7070 7080 7090 7100 7110 7120 7130 7135 7140 7145 7150 7155 7160 7165 7170 09/20/00 12/22/94 02/28/89 01/26/89 05/12/83 11/15/92 06/23/88 04/12/94 04/07/93 02/28/90 06/28/01 07/21/83 12/16/98 11/06/00 01/12/82 03/07/90 06/16/94 04/27/95 11/23/94 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 08/03/94 08/15/96 08/21/01 11/21/02 11/20/02 03/05/02 03/19/02 12/11/02 07/09/03 02/26/02 1S-4W-01 1S-2W-20 1N-1W-31 1N-1E-31 2S-1W-25 2S-1W-12 4S-2W-11 2S-5W-28 5S-4W-20 6S-5W-04 6S-4W-06 7S-4W-14 1N-1W-36 2S-4W-23 6S-3W-14 7S-1E-03 10N-5W-36 9N-5W-20 8N-5W-17 10N-6W-35 8N-6W-03 9N-6W-31 8N-6W-26 8N-5W-32 7N-6W-15 7N-5W-06 7N-5W-17 7N-5W-09 7N-5W-10 8N-4W-31 7N-4W-06 7N-5W-08 7N-5W-11 8N-6W-31 8N-7W-08 8N-8W-10 10N-7W-32 9N-6W-15 10N-6W-19 8N-5W-09 10N-5W-18 33 22 05 33 19 25 33 23 19 33 23 12 33 13 15 33 16 08 33 05 25 33 13 45 32 59 20 32 52 27 32 55 59 32 48 06 33 23 24 33 14 08 32 54 39 32 50 30 34 12 20 34 07 35 34 01 44 34 10 11 34 03 10 34 03 40 34 00 48 33 59 14 33 56 49 33 57 47 33 56 11 33 57 44 33 57 44 33 58 38 33 59 00 33 58 34 33 58 04 34 00 01 34 02 40 34 02 42 34 09 48 34 07 25 34 11 47 34 02 56 34 12 18 112 37 11 111 29 56 112 23 33 112 18 08 112 18 31 112 19 15 112 25 25 112 46 18 112 40 29 112 44 57 112 42 20 112 37 55 112 18 28 112 38 22 112 31 56 112 14 58 112 40 48 112 48 04 112 47 30 112 51 15 112 50 59 112 55 00 112 50 58 112 47 36 112 53 02 112 49 40 112 49 10 112 46 49 112 45 53 112 42 15 112 42 45 112 48 15 112 44 49 112 54 55 113 00 27 113 04 43 113 00 55 112 51 40 112 55 15 112 46 46 112 49 23 990 1000 900 945 1263 1425 1600 760 750 726 775 1108 940 900 1243 1720 3250 2725 2300 3000 2585 2690 2560 2220 2617 2488 2480 2302 2240 2220 2120 2383 2180 2465 2345 2480 2840 2860 3290 2470 3235 xii Location 1/4 mi. E of SR 85 on Buckeye Rd. 1/2 mi. East of Tuthill Rd. and Ray Rd. Gila River at Estrella Parkway 1/2 mi. SW of Southern Ave. and 107th Ave. El Mirage Rd. and Riggs Rd. alignments Alignments of El Mirage Rd. and Germann Rd. 10 mi. WNW of Mobile Gila River at Old US 80 3 mi. North of the intersection of US 80 and I-8 6 mi. SSW of Gila Bend On I-8 bridge south of Gila Bend 9 mi. SSE of Gila Bend th ¼ mile NNW of 115 Ave. and Baseline Rd. 9 miles south of Buckeye on SR 85 Just North of I-8, 10 mi. East of Gila Bend On I-8 bridge, halfway between Gila Bend and Casa Grande 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 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 4.5 mi. West of the US 60 / US 93 junction 1.1 miles west of the US60 / US93 junction 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 3 miles SSW of Congress 3.5 miles west of Congress 6.5 miles NNW of Wickenburg 4.5 miles WSW of Yarnell TABLE I Flood Control District of Maricopa County ALERT System Table II - Precipitation Sensors Installed in Water-Year 2004 Sensor Name Sensor ID Date Installed Location Gateway C. College 4505 12/16/2003 40th St. at Van Buren McDowell Mtn. Road 5920 05/18/2004 2 miles NW of Fountain Hills Sugarloaf Mountain 5055 05/27/2004 16 miles NW of Tonopah Table III - Rain Gage Failure Statistics for Water-Year 2004 (A "Failure" is a continuous 48-hour period when no data is received) FAILURE TYPE Unknown Battery Transmitter Programming Error Antenna Repeater Radio Tipping Bucket / Plugged Funnel Vandalism Radio Path Solar Panel Winds/Lightning/Fire Failures - 2004 37 21 19 15 6 6 1 1 1 0 0 0 Failures - 2003 43 16 13 23 9 2 0 10 1 0 0 0 xiii Failures - 2002 55 20 42 31 8 0 0 2 2 0 0 0 Failures – 2001 59 48 46 25 7 1 0 6 4 1 7 3 Annual Hydrologic Data Report Volume I - Precipitation Table IV ALERT Rain Gages: Water-Year Totals for 2004, 2003, 2002 & 2001 Gage Name Sacaton Peak Tat Momolikot Dam Gila @ Maricopa Rd Gila @ Olberg Santa Cruz @ SR 84 Santa Rosa @ SR 84 Cesar Chavez Park Gateway C. College Roeser @ 2nd St. Salt R. @ 40th St. Salt R. @ Priest Dr. ASU South Kleinman Park Broadway @ Dobson Fitch Park Brown Rd. @ Horne Mountain View Park Falcon Field Spookhill FRS Price Drain @ 202 Salt River Landfill Reata Pass Wash Pima @ Union Hills Pinnacle Peak Vista IBW @ McKellips Rd. th Osborn @ 64 St. IBW @ Indian Bend Rd. IBW @ Indian School IBW Interceptor th Highland @ 68 St. Thunderbird Academy Tatum Basin Rain IBW @ Sweetwater East Fork CC #1 Paradise Valley Park East Fork CC #4 Lost Dog Wash th EFCC nr 7 Ave. Pima @ Jomax Lake Marguarite East Fork CC #3 Berneil Wash IBW @ Shea Blvd Aztec Park Durango Complex Jefferson @ 4th Ave. th Grand @ 27 Ave. Thomas @ 16th St. Perry Park Papago Park Old X-cut @ McDowell Thomas @ 48th St. th Salt River @ 67 Ave ID # Inches - 2004 0750 0770 0775 0780 0785 0795 4500 4505 4510 4515 4520 4525 4530 4535 4540 4545 4550 4555 4560 4570 4580 4585 4590 4595 4600 4605 4610 4615 4620 4625 4630 4635 4640 4645 4650 4655 4660 4665 4670 4675 4680 4685 4690 4695 4700 4710 4715 4720 4730 4740 4745 4750 4755 3.90 3.43 6.02 6.97 5.39 5.59 5.24 4.96 4.72 4.69 5.71 7.05 5.47 6.10 5.51 5.35 5.00 5.00 5.94 6.42 8.74 9.49 9.25 10.20 5.31 5.24 8.27 5.04 8.27 5.31 6.14 7.20 7.91 8.35 7.40 7.05 7.36 8.03 10.35 8.66 7.68 7.95 6.54 8.27 5.24 6.26 6.69 7.91 6.81 5.67 4.92 5.98 4.80 Notes 1 3 Inches - 2003 Inches - 2002 Inches-2001 4.25 5.67 5.39 6.77 5.28 5.43 6.10 NA 5.63 4.96 5.98 6.06 6.34 6.46 6.30 6.93 3.74 6.26 5.91 7.48 7.44 8.58 8.23 9.06 6.42 6.81 8.07 6.14 8.35 6.38 6.54 8.11 8.66 9.17 9.21 9.25 8.31 9.02 9.29 8.15 8.94 7.32 7.56 8.03 6.93 7.05 8.70 6.38 6.89 6.57 6.02 6.93 6.61 1.26 3.70 2.80 5.20 3.07 3.46 2.52 NA 2.13 2.48 2.24 2.83 2.99 3.58 2.91 3.03 NA 3.35 2.72 3.78 4.17 2.60 3.03 2.99 2.76 3.07 3.07 3.39 3.15 3.11 1.89 2.72 3.43 4.41 3.07 2.72 2.09 4.72 3.98 3.46 3.31 3.54 1.61 2.56 3.19 4.21 2.91 2.87 3.31 2.36 2.32 2.48 2.68 3.98 4.06 8.27 10.20 7.68 6.02 6.73 NA 3.82 7.01 9.02 10.08 10.63 NA 10.75 NA 10.55 NA 11.77 NA 10.59 NA 11.42 11.34 NA NA 10.04 9.37 9.06 9.25 9.25 9.69 8.70 9.21 10.12 9.61 10.71 10.04 12.56 10.08 9.17 7.83 8.74 9.45 6.69 7.20 7.48 7.99 8.62 8.39 8.46 8.50 6.18 xiv Annual Hydrologic Data Report Volume I - Precipitation Gage Name Maryvale Muni Golf Buckeye @ 75th Ave. City of Glendale Maryland @ 27th Ave. Missouri @ 16th St. Butler Park Paradise Valley CC Dreamy Draw Dam ACDC @ 36th St. ACDC @ 14th St. th 10 St. Wash Basin #1 ACDC @ 43rd Ave. Phoenix Basin # 3 Cave Creek @ Cactus ACDC @ Cave Creek Greenway @ 32nd Ave. Phoenix Basin # 7 Phoenix West Park Rawhide Wash Cave Creek Cave Buttes Dam Stagecoach Wash Cave Creek Landfill Cave Cr.@ Spur Cross Carefree Ranch Reata Pass Dam Humboldt Mtn. Seven Springs Seven Springs Wash Mt. Oatman Columbus Wash Copper Wash 4th of July Wash Gila Bend Mountains Sugarloaf Mountain G&F Woolsey Peak Eagle Eye Rd. @ CAP th I-10 @ 355 Ave. Cruff Wash th Buckeye @ 547 Ave. th Baseline @ 547 Ave. Centennial @ Wenden Webb Mountain Centennial Railroad Delaney Wash Saddleback FRS Winters Wash Centennial Levee Harquahala FRS Upper Tiger Wash Four Mile Wash Tiger Wash Fan Upper Grass Wash Narrows Damsite Grass Wash @ US 60 Tiger Wash Outlaw Hill Gladden ID # Inches - 2004 4760 4765 4770 4775 4780 4785 4790 4800 4805 4810 4815 4820 4825 4830 4835 4840 4850 4855 4860 4890 4900 4910 4915 4920 4930 4935 4940 4950 4960 5000 5010 5030 5040 5050 5055 5060 5065 5070 5075 5080 5085 5090 5095 5100 5105 5110 5115 5120 5125 5130 5135 5140 5145 5150 5155 5160 5165 5170 6.06 5.83 0.00 7.40 8.50 6.73 6.85 7.20 6.50 8.23 6.69 6.97 6.57 6.02 6.14 7.68 6.34 6.30 10.98 13.94 9.17 11.57 10.28 11.22 10.35 9.41 10.12 16.50 16.38 2.13 2.01 5.20 3.74 3.35 1.14 3.03 4.09 3.86 3.11 4.45 3.50 3.66 2.91 2.48 4.21 2.91 4.02 4.53 3.07 6.54 4.45 3.50 6.26 3.86 5.51 4.80 5.83 4.21 Notes 3 2 3 3 3 1 Inches - 2003 Inches - 2002 Inches-2001 8.15 7.99 6.02 8.31 9.53 9.02 6.30 8.90 7.60 7.83 7.44 9.41 8.11 7.72 9.41 7.44 8.03 8.70 10.20 3.46 6.85 13.74 9.02 10.91 11.30 10.83 11.46 18.82 15.75 8.74 6.93 7.32 7.48 6.97 NA 2.28 2.76 9.06 7.56 9.92 10.47 7.13 7.13 7.01 8.35 7.56 8.70 5.67 6.18 8.78 9.65 8.31 7.36 7.68 8.90 9.41 14.13 7.80 NA 3.03 3.58 3.23 3.19 3.82 3.35 4.13 3.31 3.54 4.06 4.21 NA 3.46 5.20 3.66 4.69 NA 4.65 NA 1.81 3.50 2.17 2.95 3.31 3.27 4.13 5.47 NA 2.32 0.71 0.63 NA 0.39 NA NA NA 1.81 NA 1.22 1.50 1.65 NA 1.54 1.81 1.73 2.36 1.10 1.65 3.58 2.09 1.89 NA 1.50 2.76 3.54 NA 2.72 9.09 6.89 8.07 9.33 9.02 9.61 10.24 9.69 9.45 9.13 7.52 10.71 NA 6.46 8.62 8.15 8.78 NA 12.83 NA 6.69 NA 11.10 13.31 14.80 13.27 13.78 23.11 NA 5.63 4.92 NA NA 5.08 NA NA NA NA NA 5.63 5.83 6.81 NA 5.39 5.35 4.49 7.13 5.08 6.38 8.62 NA 6.30 NA 5.04 NA 8.62 NA 7.80 xv Annual Hydrologic Data Report Volume I - Precipitation Gage Name Centennial near Aguila Centennial Wash Harquahala Mtn. Smith Peak Dead Horse Wash Buckeye FRS #1 Buckeye FRS #2 Hassayampa Landfill Jackrabbit Wash Morristown Hassy R. @ US 60 Sunset FRS Belmont Mountains Sunnycove FRS Twin Peaks Vulture Mine Rd. Coyote Wash Box Wash Sols Wash @ SR 71 Hassayampa R. @ I-10 Yarnell Hill Hassy R. @ Box Canyon O'Brien Gulch Minnehaha Towers Mtn. Hassy R. @ Wagoner Rd. Wilhoit Mt. Union Agua Fria @ Buckeye Colter @ El Mirage Dysart Drain @ LAFB White Tank FRS #3 Ford Canyon Wash White Tank Peak McMicken Floodway McMicken Dam South McMicken Dam Patton Rd. Wittmann Chrysler Proving Ground NW Regional Landfill rd CAP @ 163 Ave. Circle City Upper Trilby Wash Castle Hot Springs Agua Fria @ Grand Ave. New River @ Glendale Dysart @ Bell Rd. Sun City West ACDC @ 67th Ave. Grand @ Peoria Ave. Adobe Dam Upper Cline Creek Deer Valley Airport Fig Springs Skunk Creek @ I-17 Cline Creek Skunk Cr. near New R. ID # Inches - 2004 5175 5180 5185 5190 5195 5200 5205 5210 5215 5220 5225 5230 5240 5245 5250 5260 5265 5270 5275 5280 5290 5305 5320 5335 5340 5350 5365 5380 5400 5405 5410 5415 5425 5430 5435 5440 5445 5450 5455 5460 5465 5470 5475 5485 5490 5500 5505 5510 5515 5520 5525 5535 5545 5550 5555 5565 5580 5585 5.67 7.20 7.60 4.65 5.31 2.64 4.06 5.47 4.65 7.05 6.38 6.46 3.98 5.83 6.38 5.28 4.76 5.63 8.35 3.39 14.13 9.33 8.23 15.47 22.20 11.46 10.98 25.39 1.97 4.72 5.63 6.61 7.01 7.91 5.00 6.06 4.17 4.80 5.08 4.84 5.87 6.14 5.59 5.91 5.75 6.34 4.13 5.51 5.24 7.09 7.44 7.72 12.64 8.11 13.50 8.62 12.99 12.60 Notes 3 3 2 3 Inches - 2003 Inches - 2002 Inches-2001 11.38 11.81 14.25 8.82 9.41 7.28 8.27 6.65 12.60 12.68 9.57 9.76 9.02 9.41 2.91 7.40 9.25 4.45 12.64 7.40 15.94 12.68 11.18 19.69 25.12 13.62 12.40 31.54 8.98 7.28 7.72 8.46 10.79 13.03 8.35 8.62 7.76 11.34 7.20 10.00 11.02 9.96 15.43 15.43 15.31 8.03 6.73 7.48 8.43 8.43 8.78 9.53 10.87 9.29 11.73 8.50 10.91 11.93 2.76 2.95 5.28 3.46 4.37 2.32 2.09 2.91 3.66 3.90 4.06 3.46 NA 4.33 NA 3.35 NA NA 3.31 3.43 6.06 5.35 5.71 8.70 11.61 5.71 5.24 11.77 4.33 2.32 2.64 2.36 NA 3.19 2.95 NA 2.60 4.21 2.87 3.94 4.88 NA 3.98 4.45 4.92 2.68 1.97 3.03 2.80 2.80 2.99 2.76 NA 3.58 NA 2.48 3.98 3.46 NA 12.40 11.57 9.13 NA 6.42 7.40 6.38 7.64 6.30 10.39 9.02 NA 8.31 NA 9.76 NA NA 16.02 6.73 18.03 12.05 13.66 NA 21.73 15.71 16.69 25.67 8.94 8.58 8.94 7.56 NA 7.80 7.24 NA 7.76 7.95 11.57 10.16 10.35 NA 8.43 NA 11.77 9.72 7.76 9.76 9.09 9.92 9.57 6.85 NA 9.88 NA 8.50 15.59 NA xvi Annual Hydrologic Data Report Volume I - Precipitation Gage Name New River @ Bell Rd. New River Dam Sunup Ranch New River Landfill Cooks Mesa Lake Pleasant North Garfias Mtn. Columbia Hill Horsethief Basin Crown King Sunset Point Horseshoe Ranch Horner Mtn. Ranch Arizona Hunt Club I-17 @ SR 169 Dewey Prescott Valley Horseshoe Lake Asher Hills Bartlett Lake McDowell Mtn. Park McDowell Mtn. Road Fraesfield Mtn. Thompson Peak Fountain Hills Fire Mt. Ord Stone Ridge Dam SunRidge Canyon Dam Cloudburst Wash North Heights Dam Golden Eagle Blvd. Hesperus Dam Hesperus Wash Guadalupe FRS South Mountain Park Carriage Lane Park South Mtn. Park HQ Chandler @ Alma School Mesa Tower Broadway @ Lindsay Ahwatukee South Mountain Fan EMF @ Broadway Williams Field Road EMF @ Queen Creek Rd. Elliot @ Hawes Road EMF @ Arizona Ave. Guadalupe Channel Freestone Basin Queen Creek Rd. Queen Creek Landfill Crossroads Park Signal Butte FRS Usery Mtn. Park Usery Park WS Thunder Mtn. Apache Junction FRS Apache Trail ID # Inches - 2004 5595 5610 5625 5630 5640 5660 5670 5685 5700 5715 5730 5745 5760 5775 5790 5805 5820 5890 5900 5910 5915 5920 5930 5945 5950 5960 5965 5970 5975 5980 5985 5990 5995 6500 6510 6520 6525 6530 6540 6545 6550 6560 6570 6575 6580 6590 6595 6600 6605 6610 6615 6620 6625 6640 6650 6655 6670 6675 5.04 8.07 12.28 10.00 16.34 8.74 12.99 12.80 20.24 16.65 10.91 9.29 7.52 8.35 4.80 10.16 6.46 11.38 7.83 12.36 8.74 2.36 11.34 9.33 9.72 15.43 8.98 8.46 9.06 8.43 10.08 8.19 12.32 4.02 5.12 5.24 5.22 6.61 5.28 5.43 5.94 4.84 4.57 6.50 3.19 5.43 3.70 5.71 4.92 5.63 3.86 5.04 7.28 8.98 9.69 6.22 7.44 9.84 Notes 2 1 Inches - 2003 Inches - 2002 Inches-2001 7.95 7.13 9.88 8.23 19.88 11.97 15.59 16.34 19.45 19.92 13.58 12.72 11.26 11.34 6.89 11.26 10.71 12.13 9.49 12.56 10.75 NA 11.30 7.95 8.94 15.83 8.70 10.35 11.34 10.04 11.97 10.04 11.14 7.17 7.05 5.98 6.50 6.81 5.24 5.67 7.24 5.59 5.43 5.43 4.84 5.79 4.76 5.43 6.46 5.79 5.24 5.87 4.92 5.43 6.50 4.72 4.45 4.80 3.50 2.99 2.48 2.80 6.14 3.46 4.45 4.57 12.36 10.91 4.76 7.20 8.46 7.40 6.69 6.69 8.66 4.21 2.36 3.86 3.98 NA 4.37 2.80 3.74 6.14 3.70 3.35 3.62 3.35 4.21 3.11 4.84 2.28 2.83 2.83 2.76 3.78 4.25 3.86 3.03 3.90 2.44 3.78 3.31 2.09 1.18 3.07 2.95 3.23 2.28 2.87 3.74 3.43 3.58 1.85 3.74 3.23 9.61 10.28 11.34 10.79 21.22 NA 15.24 16.22 20.98 NA 14.33 15.55 11.14 12.44 14.41 12.32 13.94 18.54 10.98 13.62 13.31 NA 14.21 10.24 12.76 18.27 12.24 13.15 13.11 12.40 12.99 NA 13.11 9.57 9.57 9.88 9.89 10.31 11.26 NA 9.41 9.09 8.90 NA 8.74 NA 8.46 7.83 12.32 10.75 9.29 11.10 10.00 10.75 12.56 9.84 11.34 11.69 xvii Annual Hydrologic Data Report Volume I - Precipitation Gage Name Powerline FRS Vineyard FRS Rittenhouse FRS Queen Cr. @ Rittenhouse Magma FRS Queen Creek @ CAP Florence Junction Whitlow Ranch Dam Kings Ranch Saguaro Lake Buckeye FRS #3 White Tank FRS #4 Waterman @ Rainbow Buckeye Rd. @ SR 85 Tuthill @ Ray Rd. th Gila @ 116 Ave. Gila @ Estrella Pkwy. Holly Acres Upper Estrella Fan Waterman Wash Estrella Fan Upper Waterman Wash Gillespie Dam Gila Bend Landfill Sauceda Wash Sand Tank @ I-8 Sand Tank Wash Rainbow Wash Bender Wash Vekol Wash Stanton Mid-Martinez Creek Martinez Creek Congress Sols Trib. @ US 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 Wickenburg Airport Casandro Dam Centennial Divide Ritter Dam Wood Tank Joshua Tree Burton Tank Bucks Well Antelope Creek Upper Martinez Creek ID # Inches - 2004 6680 6685 6700 6710 6715 6720 6730 6740 6745 6780 6810 6820 6830 6835 6840 6845 6850 6860 6870 6880 6890 6900 6905 6910 6920 6930 6940 6950 6960 6980 7000 7005 7010 7020 7025 7030 7035 7040 7050 7060 7070 7080 7090 7100 7110 7120 7130 7135 7140 7145 7150 7155 7160 7165 7170 7.44 8.70 7.20 6.38 6.30 7.60 9.37 9.06 10.24 10.59 3.86 2.80 3.62 4.29 3.31 6.93 3.58 5.94 4.92 5.28 4.92 3.78 2.52 2.76 3.15 2.72 3.31 4.88 4.06 5.47 9.49 7.72 7.52 8.31 5.94 6.26 5.94 6.14 6.81 6.73 6.89 7.72 7.09 5.94 5.75 7.09 5.98 6.97 5.87 5.87 7.72 8.15 10.20 9.13 9.76 Notes 3 3 3 3 Inches - 2003 Inches - 2002 Inches-2001 4.06 3.58 4.17 3.82 6.42 4.96 7.13 7.87 4.76 8.82 6.61 5.98 4.41 6.18 5.79 8.90 6.30 8.31 6.85 6.65 7.20 6.50 6.18 7.17 7.36 5.98 6.65 6.38 8.82 5.79 10.87 10.04 12.64 13.27 11.14 9.72 14.72 13.11 11.06 12.40 11.85 11.93 10.67 9.45 9.29 13.31 9.76 10.59 8.50 9.72 10.12 12.91 10.12 5.83 12.80 4.21 3.58 3.31 3.46 2.99 4.72 3.98 4.13 3.82 4.13 1.97 2.95 1.93 3.11 2.76 5.83 NA 5.51 3.19 2.72 3.11 2.91 2.87 0.91 0.75 0.79 1.54 2.64 1.89 3.07 4.25 3.46 3.43 3.11 4.96 3.86 4.76 2.72 3.31 2.17 2.64 4.17 3.74 4.53 NA 2.28 3.82 3.46 NA NA NA NA NA NA NA 10.04 11.38 10.43 12.17 9.96 12.68 12.83 14.13 12.91 13.78 6.30 5.47 9.88 6.81 6.93 8.78 5.87 8.15 8.66 7.01 8.70 7.48 8.54 7.28 4.72 NA 5.55 NA 5.08 8.66 11.81 11.85 11.30 13.35 12.13 11.93 12.13 11.77 11.97 13.27 12.83 10.98 10.51 9.49 9.41 13.46 8.66 NA NA NA NA NA NA NA NA xviii Annual Hydrologic Data Report Volume I - Precipitation Notes Apply to Water-Year 2004 Values Only Note 1: Gage installed during Water-Year 2004, no total given. Note 2: Total is inaccurate due to gage failure during an event at one or more times during the Water-Year, or the gage was taken out of service. Note 3: Water-Year total contains one or more estimated event totals. Estimated totals are included in the data set used to produce Figure 2. Note 4: Total not included in annual rainfall plot (Figure 2) by reason of high-wind profile or detrimental physical modification (none this water-year). xix Annual Hydrologic Data Report Volume I - Precipitation TABLE V Water-Year 2002 – 2004 Rainfall Statistics Statistic Highest Maximum Daily Rainfall Lowest Maximum Daily Rainfall Highest Maximum Monthly Rainfall Lowest Maximum Monthly Rainfall Highest Annual Total Rainfall Lowest Annual Rainfall Total Highest Number of Days with Rain Lowest Number of Days with Rain 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 Average Percent of Annual Mean for All Stations Highest Percent of Annual Mean Lowest Percent of Annual Mean Value 3.78” – 2004 3.94” – 2003 2.87” – 2002 0.31” – 2004 0.51” – 2003 0.16” – 2002 4.61” – 2004 7.68” – 2003 5.87” – 2002 0.47” – 2004 1.22” – 2003 0.28” – 2002 25.39” – 2004 31.54” – 2003 12.36” – 2002 2.01” – 2004 3.58” – 2003 0.39” – 2002 70 – 2004 81 – 2003 44 – 2002 10 – 2004 16 – 2003 4 – 2002 25.1 – 2004 29.8 – 2003 15.2 – 2002 24 – 2004 28 – 2003 14 – 2002 7.07” – 2004 8.98” – 2003 3.50” – 2002 6.38” – 2004 7.80” – 2003 3.31” – 2002 Location Horsethief Basin Mt. Union Horner Mtn. Ranch Mt. Oatman Rittenhouse FRS Sauceda Wash Mt. Union Mt. Union, Yarnell Hill Horsethief Basin Mt. Oatman Sacaton Peak Sauceda Wash Mt. Union Mt. Union Horsethief Basin Columbus Wash Vineyard FRS Gila Bend Mtns. Mt. Union Mt. Union Mt. Union McMicken Dam Copper Wash Gila Bend Mtns. Notes Nov. 12th Feb. 13th Sep. 6th Feb. 23rd Feb. 13th Sep. 7th July Mar., Feb. Sep. Apr. Feb. Dec. Using only stations with 10 or more complete wateryears of record 84.0% – 2004 102 % – 2003 41.5% – 2002 129.6% – 2004 165.6% – 2003 82.5% – 2002 35.4% – 2004 44.1% – 2003 7.8 % – 2002 Date Apache Trail Circle City Holly Acres Mt. Oatman Vineyard FRS Gila Bend Mtns. 9.84” / 7.59” 12.60”/ 7.66” 5.51”/ 6.68” 2.13”/ 6.02” 3.58”/ 8.12” 0.39”/ 4.99” xx Annual Hydrologic Data Report Volume I - Precipitation Water-Year Hyetographs for Six Selected Gages xxi Annual Hydrologic Data Report Volume I - Precipitation xxii Annual Hydrologic Data Report Volume I - Precipitation xxiii Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Sacaton Peak (gage # 750) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .04 2 .04 .51 3 4 .39 5 .04 6 7 8 9 10 11 .08 12 .43 13 .12 14 15 16 17 18 .47 19 .12 20 21 .08 22 .47 23 .24 .63 24 .04 25 .08 26 .12 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.43 0.20 0.83 0.67 0.47 0.51 0.00 0.00 0.08 0.12 0.59 ACC 0.00 0.43 0.63 1.46 2.13 2.60 3.11 3.11 3.11 3.19 3.31 3.90 MAX 0.00 0.43 0.12 0.47 0.63 0.39 0.51 0.00 0.00 0.08 0.12 0.47 NO. 0 1 2 4 2 3 1 0 0 1 1 2 Maximum Daily Rainfall 0.63 Maximum Monthly Rainfall 0.83 Total Annual Rainfall 3.90 Number of Days with Rain 17 Notes: Annual rainfall in millimeters: 99 Total down-time: 0.00 days 1 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Tat Momolikot Dam (gage # 770) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .24 2 .08 .12 3 .28 4 5 6 7 8 9 10 11 12 .39 13 14 .04 15 .08 16 .04 17 18 .08 19 .08 .04 20 21 .16 22 .39 23 .31 .75 24 .12 .08 25 ----.04 26 ----.08 .04 27 ----28 ----29 ----30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.39 0.20 1.02 0.75 0.35 0.35 0.00 0.00 0.12 0.16 0.08 ACC 0.00 0.39 0.59 1.61 2.36 2.72 3.07 3.07 3.07 3.19 3.35 3.43 MAX 0.00 0.39 0.12 0.39 0.75 0.28 0.24 0.00 0.00 0.08 0.08 0.08 NO. 0 1 2 6 1 2 2 0 0 2 3 1 Maximum Daily Rainfall 0.75 Maximum Monthly Rainfall 1.02 Total Annual Rainfall 3.43 Number of Days with Rain 20 Notes: Annual rainfall in millimeters: 87 Total down-time: 7.35 days Gage 770 down from 10/24 03:26 (0) through 10/27 09:10 (0) due to antenna problem, no rain fell. Gage 770 down from 12/26 06:43 (15) through 12/30 09:16 (15)) due to battery failure; no rain fell. 2 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Gila @ Maricopa Rd (gage # 775) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .16 2 .08 .31 3 .04 4 .08 .04 5 .08 6 7 .04 8 9 10 11 .04 12 .67 13 .08 14 .87 15 .75 16 17 18 .16 .28 19 .28 20 21 .08 22 .24 23 .28 .83 24 .04 .04 .04 .51 25 26 .04 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.67 0.12 0.63 0.87 0.24 0.59 0.00 0.00 1.46 0.91 0.55 ACC 0.00 0.67 0.79 1.42 2.28 2.52 3.11 3.11 3.11 4.57 5.47 6.02 MAX 0.00 0.67 0.04 0.28 0.83 0.08 0.31 0.00 0.00 0.87 0.75 0.28 NO. 0 1 3 4 2 3 5 0 0 3 2 2 Maximum Daily Rainfall 0.87 Maximum Monthly Rainfall 1.46 Total Annual Rainfall 6.02 Number of Days with Rain 25 Notes: Annual rainfall in millimeters: 153 Total down-time: 0.00 days 3 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Gila @ Olberg (gage # 780) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .47 3 .08 .04 4 .28 5 .12 6 7 8 9 10 .04 11 .16 12 .47 13 .20 14 .04 15 .20 16 17 18 2.13 19 .39 20 21 .12 22 .59 23 .24 .75 24 ----.04 .04 .04 .04 25 ----.08 26 27 .43 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.47 0.20 1.06 0.87 0.39 0.55 0.00 0.00 0.51 0.39 2.52 ACC 0.00 0.47 0.67 1.73 2.60 2.99 3.54 3.54 3.54 4.06 4.45 6.97 MAX 0.00 0.47 0.16 0.59 0.75 0.28 0.47 0.00 0.00 0.43 0.20 2.13 NO. 0 1 2 5 3 2 3 0 0 3 2 2 Maximum Daily Rainfall 2.13 Maximum Monthly Rainfall 2.52 Total Annual Rainfall 6.97 Number of Days with Rain 23 Notes: Annual rainfall in millimeters: 177 Total down-time: 3.00 days Gage 780 down from 10/23 22:46 (0) through 10/26 22:46 (0) for unknown reason; no rain fell. 4 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Santa Cruz @ SR 84 (gage # 785) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .08 .12 3 .04 .04 4 .28 .12 5 6 .04 7 8 9 10 11 12 .28 13 .12 .28 14 .04 15 .87 16 .12 17 18 .87 19 .04 20 21 .08 22 .28 23 .28 .79 24 .08 25 .47 26 .04 .04 27 28 29 30 ----31 --------.04 -----------------------------------------------------------------------------------------SUM 0.00 0.28 0.12 0.63 0.83 0.43 0.24 0.00 0.00 0.67 1.30 0.91 ACC 0.00 0.28 0.39 1.02 1.85 2.28 2.52 2.52 2.52 3.19 4.49 5.39 MAX 0.00 0.28 0.08 0.28 0.79 0.28 0.12 0.00 0.00 0.47 0.87 0.87 NO. 0 1 2 3 2 4 2 0 0 4 4 2 Maximum Daily Rainfall 0.87 Maximum Monthly Rainfall 1.30 Total Annual Rainfall 5.39 Number of Days with Rain 24 Notes: Annual rainfall in millimeters: 137 Total down-time: 0.00 days 5 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Santa Rosa @ SR 84 (gage # 795) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .16 2 .16 .04 3 .04 .08 4 .16 .51 5 6 .16 7 8 .04 9 10 11 .08 12 .31 13 ----.08 14 ----15 .39 16 .16 17 18 .16 1.14 19 .08 20 21 .04 22 .31 23 .35 .98 24 .08 25 .04 26 .04 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.31 0.20 0.71 1.02 0.39 0.75 0.00 0.00 0.12 0.94 1.14 ACC 0.00 0.31 0.51 1.22 2.24 2.64 3.39 3.39 3.39 3.50 4.45 5.59 MAX 0.00 0.31 0.08 0.35 0.98 0.16 0.51 0.00 0.00 0.08 0.39 1.14 NO. 0 1 3 3 2 3 4 0 0 2 5 1 Maximum Daily Rainfall 1.14 Maximum Monthly Rainfall 1.14 Total Annual Rainfall 5.59 Number of Days with Rain 24 Notes: Annual rainfall in millimeters: 142 Total down-time: 3.00 days Gage 0795 down from 5/12 20:18 (86) through 5/15 20:18 (86) due to battery failure; no rain fell. 6 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Cesar Chavez Park (gage # 4500) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .08 .55 3 4 .24 .04 5 .04 6 7 8 9 .04 10 .24 11 .08 12 .94 .04 13 .04 14 .59 15 .20 16 .04 17 18 .16 .59 19 20 21 .04 22 .20 .04 23 .79 24 .04 .08 25 .12 26 .04 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.28 0.98 0.12 0.43 0.83 0.35 0.59 0.00 0.00 0.67 0.39 0.59 ACC 0.28 1.26 1.38 1.81 2.64 2.99 3.58 3.58 3.58 4.25 4.65 5.24 MAX 0.24 0.94 0.08 0.20 0.79 0.24 0.55 0.00 0.00 0.59 0.20 0.59 NO. 2 2 2 4 2 3 2 0 0 3 3 1 Maximum Daily Rainfall 0.94 Maximum Monthly Rainfall 0.98 Total Annual Rainfall 5.24 Number of Days with Rain 24 Notes: Annual rainfall in millimeters: 133 Total down-time: 0.00 days 7 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Gateway C. College (gage # 4505) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 ----- ----- ----.04 2 ----- ----- ----.83 3 ----- ----- ----4 ----- ----- ----.94 5 ----- ----- ----.04 6 ----- ----- ----7 ----- ----- ----8 ----- ----- ----9 ----- ----- ----10 ----- ----- ----.04 11 ----- ----- ----12 ----- ----- ----13 ----- ----- ----.08 .39 .04 14 ----- ----- ----.20 15 ----- ----- ----16 ----- ----.08 .31 17 ----- ----18 ----- ----.08 .16 19 ----- ----.04 20 ----- ----21 ----- ----22 ----- ----.31 23 ----- ----.04 .94 24 ----- ----.04 .04 .04 25 ----- ----.16 26 ----- ----.04 .08 27 ----- ----28 ----- ----29 ----- ----30 ----- --------31 ----- -------------------------------------------------------------------------------------------------SUM ----- ----- 0.08 0.55 0.98 1.06 0.91 0.00 0.00 0.75 0.47 0.16 ACC ----- ----- 0.08 0.63 1.61 2.68 3.58 3.58 3.58 4.33 4.80 4.96 MAX ----- ----- 0.04 0.31 0.94 0.94 0.83 0.00 0.00 0.39 0.31 0.16 NO. ----- ----- 2 4 2 3 3 0 0 4 4 1 Maximum Daily Rainfall 0.94 Maximum Monthly Rainfall 1.06 Partial Annual Rainfall 4.96 Number of Days with Rain 23 Notes: Partial annual rainfall in millimeters: 126 Station installed on 12/16/2003. Total down-time: 0.00 days 8 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Roeser @ 2nd St. (gage # 4510) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .59 3 .04 4 .47 5 .12 6 7 8 9 10 .24 11 12 .20 .08 13 .08 .24 14 .12 15 .59 16 .04 .08 17 18 .04 .39 19 20 21 22 .24 23 .04 .83 24 .04 25 .08 26 .04 .12 27 28 .04 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.24 0.31 0.12 0.39 0.83 0.63 0.59 0.00 0.00 0.47 0.71 0.43 ACC 0.24 0.55 0.67 1.06 1.89 2.52 3.11 3.11 3.11 3.58 4.29 4.72 MAX 0.24 0.20 0.08 0.24 0.83 0.47 0.59 0.00 0.00 0.24 0.59 0.39 NO. 1 3 2 4 1 3 1 0 0 3 3 2 Maximum Daily Rainfall 0.83 Maximum Monthly Rainfall 0.83 Total Annual Rainfall 4.72 Number of Days with Rain 23 Notes: Annual rainfall in millimeters: 120 Total down-time: 0.00 days 9 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Salt River @ 40th St. (gage # 4515) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .12 2 .39 3 4 .91 5 .04 6 7 8 9 10 .08 11 .08 12 .31 13 .04 .47 14 .20 15 .04 16 .20 17 18 .04 19 .16 20 21 .04 22 .28 23 .79 24 .08 .04 25 .12 26 .04 .08 27 .16 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.08 0.31 0.12 0.51 0.83 0.98 0.51 0.00 0.00 0.91 0.24 0.20 ACC 0.08 0.39 0.51 1.02 1.85 2.83 3.35 3.35 3.35 4.25 4.49 4.69 MAX 0.08 0.31 0.08 0.28 0.79 0.91 0.39 0.00 0.00 0.47 0.20 0.16 NO. 1 1 2 4 2 3 2 0 0 4 2 2 Maximum Daily Rainfall 0.91 Maximum Monthly Rainfall 0.98 Total Annual Rainfall 4.69 Number of Days with Rain 23 Notes: Annual rainfall in millimeters: 119 Total down-time: 0.00 days 10 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Salt River @ Priest Dr (gage # 4520) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .79 3 .04 4 .94 5 .04 6 7 8 9 10 .08 .04 11 .08 12 .55 13 .04 .04 .20 .08 14 .12 15 16 .16 17 18 ----.16 19 ----.24 20 21 .08 22 .43 23 .87 24 .08 .08 .04 25 .20 26 .20 27 .12 28 29 30 ----31 --------.04 -----------------------------------------------------------------------------------------SUM 0.08 0.59 0.16 0.79 0.94 1.06 0.83 0.00 0.00 0.63 0.24 0.39 ACC 0.08 0.67 0.83 1.61 2.56 3.62 4.45 4.45 4.45 5.08 5.31 5.71 MAX 0.08 0.55 0.08 0.43 0.87 0.94 0.79 0.00 0.00 0.20 0.16 0.24 NO. 1 2 2 4 3 4 2 0 0 4 2 2 Maximum Daily Rainfall 0.94 Maximum Monthly Rainfall 1.06 Total Annual Rainfall 5.71 Number of Days with Rain 26 Notes: Annual rainfall in millimeters: 119 Total down-time: 2.50 days Gage 4520 down from 3/17 16:56 (91) through 3/20 04:56 (91) for unknown reason; no rain fell. 11 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at ASU South (gage # 4525) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .63 3 4 1.18 5 .04 6 7 8 9 10 .08 .04 11 .08 12 .63 13 .08 .24 .16 14 .20 15 16 .79 17 18 .08 .28 19 .51 20 21 .04 22 .47 23 .04 .91 24 .12 .08 .04 25 .08 .08 26 .08 .12 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.08 0.63 0.28 0.71 0.94 1.30 0.67 0.00 0.00 0.63 1.02 0.79 ACC 0.08 0.71 0.98 1.69 2.64 3.94 4.61 4.61 4.61 5.24 6.26 7.05 MAX 0.08 0.63 0.12 0.47 0.91 1.18 0.63 0.00 0.00 0.24 0.79 0.51 NO. 1 1 3 5 2 3 2 0 0 4 3 2 Maximum Daily Rainfall 1.18 Maximum Monthly Rainfall 1.30 Total Annual Rainfall 7.05 Number of Days with Rain 26 Notes: Annual rainfall in millimeters: 179 Total down-time: 0.00 days 12 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Kleinman Park (gage # 4530) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .04 .71 3 4 .91 5 .12 6 7 8 9 10 .08 .08 11 .08 12 .63 13 .08 .31 14 .04 15 16 17 18 .04 .16 19 .39 20 21 .08 22 .47 23 .04 .87 24 .12 .08 25 .08 26 .08 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.08 0.63 0.28 0.75 0.87 1.14 0.79 0.00 0.00 0.35 0.04 0.55 ACC 0.08 0.71 0.98 1.73 2.60 3.74 4.53 4.53 4.53 4.88 4.92 5.47 MAX 0.08 0.63 0.12 0.47 0.87 0.91 0.71 0.00 0.00 0.31 0.04 0.39 NO. 1 1 3 5 1 4 2 0 0 2 1 2 Maximum Daily Rainfall 0.91 Maximum Monthly Rainfall 1.14 Total Annual Rainfall 5.47 Number of Days with Rain 22 Notes: Annual rainfall in millimeters: 139 Total down-time: 0.00 days 13 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Broadway @ Dobson (gage # 4535) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .87 3 .04 4 .83 5 .08 6 7 8 9 .04 10 .16 .04 11 .12 12 .63 13 .04 .16 .08 14 ----.04 15 16 .08 17 18 .04 .20 19 .87 20 21 .12 22 .39 23 .04 .91 24 .12 .08 25 .12 26 .04 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.20 0.63 0.28 0.75 0.91 0.98 0.91 0.00 0.00 0.20 0.20 1.06 ACC 0.20 0.83 1.10 1.85 2.76 3.74 4.65 4.65 4.65 4.84 5.04 6.10 MAX 0.16 0.63 0.12 0.39 0.91 0.83 0.87 0.00 0.00 0.16 0.08 0.87 NO. 2 1 3 5 1 4 2 0 0 2 3 2 Maximum Daily Rainfall 0.91 Maximum Monthly Rainfall 1.06 Total Annual Rainfall 6.10 Number of Days with Rain 25 Notes: Annual rainfall in millimeters: 155 Total down-time: 2.29 days Gage 4535 down from 3/13 09:52 (95) through 3/15 16:51 (95) for unknown reason; no rain fell. 14 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Fitch Park (gage # 4540) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .04 .94 3 .24 4 .63 5 .16 6 7 8 9 10 .08 .04 11 .08 12 .59 13 .08 .16 14 .04 15 16 17 .04 18 .16 19 .04 .55 20 21 .12 22 .39 23 .04 .67 24 .12 .04 25 .12 26 .12 27 28 ----29 ----30 ----31 -------------------------------------------------------------------------------------------------SUM 0.08 0.59 0.31 0.71 0.67 0.91 0.98 0.00 0.00 0.20 0.08 0.94 ACC 0.08 0.67 0.98 1.73 2.40 3.31 4.29 4.29 4.29 4.49 4.57 5.51 MAX 0.08 0.59 0.12 0.39 0.67 0.63 0.94 0.00 0.00 0.16 0.04 0.55 NO. 1 1 3 5 1 4 2 0 0 2 2 3 Maximum Daily Rainfall 0.94 Maximum Monthly Rainfall 0.98 Total Annual Rainfall 5.51 Number of Days with Rain 24 Notes: Annual rainfall in millimeters: 140 Total down-time: 2.93 days Gage 4540 down 12/27 14:20 (25) through 12/30 12:45 (25) for unknown reason; no rain fell. 15 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Brown Rd. @ Horne (gage # 4545) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .04 2 .94 3 .20 4 .43 5 .20 6 7 8 9 10 .04 .04 11 .12 12 .59 13 .04 .12 14 .04 15 16 .12 17 18 .08 19 .20 .43 20 21 .12 22 .39 23 .67 24 .16 .08 25 .12 26 .12 27 28 .08 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.04 0.59 0.39 0.71 0.67 0.67 1.02 0.00 0.00 0.16 0.31 0.79 ACC 0.04 0.63 1.02 1.73 2.40 3.07 4.09 4.09 4.09 4.25 4.57 5.35 MAX 0.04 0.59 0.16 0.39 0.67 0.43 0.94 0.00 0.00 0.12 0.20 0.43 NO. 1 1 3 4 1 3 3 0 0 2 2 4 Maximum Daily Rainfall 0.94 Maximum Monthly Rainfall 1.02 Total Annual Rainfall 5.35 Number of Days with Rain 24 Notes: Annual rainfall in millimeters: 136 Total down-time: 0.00 days 16 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Mountain View Park (gage # 4550) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .08 2 .63 3 .04 .43 4 .71 .16 5 .20 6 7 8 9 10 .08 11 .04 .04 12 .59 .12 13 .08 .04 .12 14 .04 15 16 .08 17 18 .08 19 .08 20 21 .04 22 .39 23 .55 24 .08 .12 .08 25 .04 26 27 .04 28 .04 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.08 0.67 0.31 0.59 0.55 1.02 1.30 0.00 0.00 0.24 0.08 0.16 ACC 0.08 0.75 1.06 1.65 2.20 3.23 4.53 4.53 4.53 4.76 4.84 5.00 MAX 0.08 0.59 0.12 0.39 0.55 0.71 0.63 0.00 0.00 0.12 0.08 0.08 NO. 1 2 5 4 1 5 4 0 0 3 1 2 Maximum Daily Rainfall 0.71 Maximum Monthly Rainfall 1.30 Total Annual Rainfall 5.00 Number of Days with Rain 28 Notes: Annual rainfall in millimeters: 127 Total down-time: 0.00 days 17 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Falcon Field (gage # 4555) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .04 2 .98 3 4 .63 5 .28 6 .04 7 8 9 10 11 .12 12 .67 13 .04 .04 .35 14 15 16 .04 17 18 .04 19 .08 20 21 .16 22 .39 23 .47 24 .04 .16 .08 25 .12 26 .16 .04 27 .04 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.71 0.31 0.83 0.51 0.94 1.02 0.00 0.00 0.47 0.08 0.12 ACC 0.00 0.71 1.02 1.85 2.36 3.31 4.33 4.33 4.33 4.80 4.88 5.00 MAX 0.00 0.67 0.16 0.39 0.47 0.63 0.98 0.00 0.00 0.35 0.04 0.08 NO. 0 2 3 4 2 3 2 0 0 3 2 2 Maximum Daily Rainfall 0.98 Maximum Monthly Rainfall 1.02 Total Annual Rainfall 5.00 Number of Days with Rain 23 Notes: Annual rainfall in millimeters: 127 Total down-time: 0.00 days 18 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Spookhill FRS (gage # 4560) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.26 3 .04 4 1.10 5 .47 6 7 .04 8 9 10 11 .12 12 .55 13 .08 .04 .35 .04 14 .08 15 16 .04 17 .04 18 .04 19 .28 20 21 .16 22 .31 23 .51 24 .12 25 .08 26 .20 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.63 0.31 0.67 0.51 1.61 1.30 0.00 0.00 0.43 0.12 0.35 ACC 0.00 0.63 0.94 1.61 2.13 3.74 5.04 5.04 5.04 5.47 5.59 5.94 MAX 0.00 0.55 0.20 0.31 0.51 1.10 1.26 0.00 0.00 0.35 0.04 0.28 NO. 0 2 2 4 1 3 2 0 0 2 3 3 Maximum Daily Rainfall 1.26 Maximum Monthly Rainfall 1.61 Total Annual Rainfall 5.94 Number of Days with Rain 22 Notes: Annual rainfall in millimeters: 151 Total down-time: 0.00 days 19 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Price Drain @ Loop 202 (gage # 4570) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .94 3 .04 4 .75 5 .12 6 7 8 9 10 .16 .04 ----11 .12 ----12 .71 13 .04 .08 .47 14 .12 15 16 .08 17 18 .31 19 .51 20 21 .08 22 .43 23 .94 24 .12 .12 .04 25 .08 .08 26 .04 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.16 0.75 0.28 0.71 0.98 0.98 0.98 0.00 0.00 0.67 0.08 0.83 ACC 0.16 0.91 1.18 1.89 2.87 3.86 4.84 4.84 4.84 5.51 5.59 6.42 MAX 0.16 0.71 0.12 0.43 0.94 0.75 0.94 0.00 0.00 0.47 0.08 0.51 NO. 1 2 3 4 2 4 2 0 0 3 1 2 Maximum Daily Rainfall 0.94 Maximum Monthly Rainfall 0.98 Total Annual Rainfall 6.42 Number of Days with Rain 24 Notes: Annual rainfall in millimeters: 163 Total down-time: 2.38 days Gage 4570 down from 7/09 16:14 (123) through 7/12 01:14 (123) for unknown reason; no rain fell. 20 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Salt River Landfill (gage # 4580) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .24 2 1.46 3 .04 .43 4 .98 5 .31 6 7 8 9 10 .35 11 .12 .08 12 .79 13 .24 14 .08 15 16 .24 17 18 .08 19 1.42 20 21 .20 22 .35 .04 23 .67 24 .08 .12 25 .08 26 .16 .08 27 28 .12 29 30 ----- ----31 --------- ---------------------------------------------------------------------------------------------SUM 0.35 0.79 0.35 0.75 0.71 1.38 1.73 0.00 0.00 0.39 0.24 2.05 ACC 0.35 1.14 1.50 2.24 2.95 4.33 6.06 6.06 6.06 6.46 6.69 8.74 MAX 0.35 0.79 0.16 0.35 0.67 0.98 1.46 0.00 0.00 0.24 0.24 1.42 NO. 1 1 3 4 2 3 3 0 0 3 1 4 Maximum Daily Rainfall 1.46 Maximum Monthly Rainfall 2.05 Total Annual Rainfall 8.74 Number of Days with Rain 25 Notes: Annual rainfall in millimeters: 222 Total down-time: 2.38 days Gage 4580 down from 1/29 19:09 (57) through 2/01 13:09 (57) for unknown reason, no rain fell. 21 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Reata Pass Wash (gage # 4585) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .04 2 1.61 3 .04 .08 4 .55 5 1.77 6 .04 7 8 9 .08 10 1.26 11 .12 12 1.14 .04 13 .39 .04 14 .12 15 .12 16 17 18 .04 .04 19 .16 20 21 .08 22 .28 23 .98 24 .04 .04 .08 25 .12 26 .16 .04 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 1.34 1.14 0.35 0.55 1.14 2.72 1.65 0.00 0.00 0.16 0.24 0.20 ACC 1.34 2.48 2.83 3.39 4.53 7.24 8.90 8.90 8.90 9.06 9.29 9.49 MAX 1.26 1.14 0.16 0.28 0.98 1.77 1.61 0.00 0.00 0.12 0.12 0.16 NO. 2 1 4 5 3 3 2 0 0 2 4 2 Maximum Daily Rainfall 1.77 Maximum Monthly Rainfall 2.72 Total Annual Rainfall 9.49 Number of Days with Rain 28 Notes: Annual rainfall in millimeters: 241 Total down-time: 0.00 days 22 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Pima @ Union Hills (gage # 4590) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .31 2 1.89 3 .04 4 .71 5 .98 6 7 8 9 10 1.73 11 .16 12 .91 13 .20 .08 14 .04 15 16 .04 17 18 .12 .04 19 .08 20 21 .04 22 .20 23 .94 .04 24 .08 .04 25 .16 26 .12 27 .04 28 .24 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 1.73 0.91 0.35 0.43 1.02 1.89 2.20 0.00 0.00 0.08 0.20 0.39 ACC 1.73 2.64 2.99 3.43 4.45 6.34 8.54 8.54 8.54 8.62 8.82 9.25 MAX 1.73 0.91 0.16 0.20 0.94 0.98 1.89 0.00 0.00 0.04 0.12 0.24 NO. 1 1 3 4 3 3 2 0 0 2 2 4 Maximum Daily Rainfall 1.89 Maximum Monthly Rainfall 2.20 Total Annual Rainfall 9.25 Number of Days with Rain 25 Notes: Annual rainfall in millimeters: 235 Total down-time: 0.00 days 23 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Pinnacle Peak Vista (gage # 4595) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .12 2 1.81 3 .04 .04 4 .63 5 1.38 6 7 8 9 10 2.24 11 .16 .63 12 .94 13 .28 .04 14 .04 15 16 17 18 .12 .16 19 .12 20 21 .08 22 .20 23 .87 24 .04 .04 25 .16 26 .04 27 .04 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 2.24 0.94 0.24 0.51 0.94 2.91 1.93 0.00 0.00 0.04 0.16 0.28 ACC 2.24 3.19 3.43 3.94 4.88 7.80 9.72 9.72 9.72 9.76 9.92 10.20 MAX 2.24 0.94 0.16 0.20 0.87 1.38 1.81 0.00 0.00 0.04 0.12 0.16 NO. 1 1 3 5 3 4 2 0 0 1 2 2 Maximum Daily Rainfall 2.24 Maximum Monthly Rainfall 2.91 Total Annual Rainfall Number of Days with Rain 10.20 24 Notes: Annual rainfall in millimeters: 259 Total down-time: 0.00 days 24 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at IBW @ McKellips Rd. (gage # 4600) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .83 3 .04 4 .67 5 .08 6 7 .04 8 9 10 .08 11 .08 12 .63 13 .04 .12 .04 14 .08 15 16 .24 17 18 .16 19 .04 .39 20 21 .08 22 .39 23 .87 24 .12 .08 25 .16 26 .08 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.08 0.63 0.28 0.71 0.87 0.83 0.87 0.00 0.00 0.20 0.31 0.55 ACC 0.08 0.71 0.98 1.69 2.56 3.39 4.25 4.25 4.25 4.45 4.76 5.31 MAX 0.08 0.63 0.12 0.39 0.87 0.67 0.83 0.00 0.00 0.12 0.24 0.39 NO. 1 1 3 4 1 4 2 0 0 2 3 2 Maximum Daily Rainfall 0.87 Maximum Monthly Rainfall 0.87 Total Annual Rainfall 5.31 Number of Days with Rain 23 Notes: Annual rainfall in millimeters: 135 Total down-time: 0.00 days 25 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Osborn @ 64th St. (gage # 4605) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .94 3 .04 4 .63 5 .08 6 7 8 9 10 .12 .08 11 .12 12 .55 13 .24 14 .16 15 16 .20 17 18 .04 19 .20 20 21 .08 22 .39 23 .83 .04 24 .08 .16 25 .16 26 .04 .04 27 28 .04 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.12 0.55 0.24 0.79 0.87 0.71 1.02 0.00 0.00 0.43 0.20 0.31 ACC 0.12 0.67 0.91 1.69 2.56 3.27 4.29 4.29 4.29 4.72 4.92 5.24 MAX 0.12 0.55 0.12 0.39 0.83 0.63 0.94 0.00 0.00 0.24 0.20 0.20 NO. 1 1 3 4 2 2 2 0 0 3 1 4 Maximum Daily Rainfall 0.94 Maximum Monthly Rainfall 1.02 Total Annual Rainfall 5.24 Number of Days with Rain 23 Notes: Annual rainfall in millimeters: 133 Total down-time: 0.00 days 26 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at IBW @ Indian Bend Rd. (gage # 4610) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .04 1.81 3 .04 4 1.18 5 .43 6 7 8 9 10 .20 11 .16 12 .75 13 .04 .63 14 15 16 1.02 17 18 .04 19 .12 20 21 .04 22 .39 23 .94 24 .08 .08 25 .16 26 .04 .08 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.20 0.79 0.28 0.67 0.98 1.65 1.81 0.00 0.00 0.71 1.02 0.16 ACC 0.20 0.98 1.26 1.93 2.91 4.57 6.38 6.38 6.38 7.09 8.11 8.27 MAX 0.20 0.75 0.16 0.39 0.94 1.18 1.81 0.00 0.00 0.63 1.02 0.12 NO. 1 2 3 4 2 3 1 0 0 2 1 2 Maximum Daily Rainfall 1.81 Maximum Monthly Rainfall 1.81 Total Annual Rainfall 8.27 Number of Days with Rain 21 Notes: Annual rainfall in millimeters: 210 Total down-time: 0.00 days 27 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at IBW @ Indian School (gage # 4615) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .04 .79 3 .04 4 .63 5 .12 .04 6 7 8 9 10 .08 11 .08 12 .55 .04 13 .28 14 .08 15 16 .28 17 18 19 .04 .20 20 .04 21 .08 22 .39 23 .87 24 .08 .12 25 .08 26 .08 .04 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.08 0.55 0.28 0.67 0.91 0.79 0.79 0.00 0.00 0.39 0.35 0.24 ACC 0.08 0.63 0.91 1.57 2.48 3.27 4.06 4.06 4.06 4.45 4.80 5.04 MAX 0.08 0.55 0.08 0.39 0.87 0.63 0.79 0.00 0.00 0.28 0.28 0.20 NO. 1 1 4 4 2 3 1 0 0 3 3 2 Maximum Daily Rainfall 0.87 Maximum Monthly Rainfall 0.91 Total Annual Rainfall 5.04 Number of Days with Rain 24 Notes: Annual rainfall in millimeters: 128 Total down-time: 0.00 days 28 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at IBW Interceptor (gage # 4620) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .04 1.85 3 .04 4 1.10 5 .35 6 7 8 9 10 .20 11 .12 .04 12 .71 13 .67 14 .04 15 16 1.10 17 18 19 .20 20 21 .08 22 .35 23 .91 24 .12 .08 25 .16 26 .04 .08 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.20 0.71 0.28 0.67 0.94 1.54 1.85 0.00 0.00 0.79 1.10 0.20 ACC 0.20 0.91 1.18 1.85 2.80 4.33 6.18 6.18 6.18 6.97 8.07 8.27 MAX 0.20 0.71 0.12 0.35 0.91 1.10 1.85 0.00 0.00 0.67 1.10 0.20 NO. 1 1 3 4 2 4 1 0 0 3 1 1 Maximum Daily Rainfall 1.85 Maximum Monthly Rainfall 1.85 Total Annual Rainfall 8.27 Number of Days with Rain 21 Notes: Annual rainfall in millimeters: 210 Total down-time: 0.00 days 29 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Highland @ 68th St. (gage # 4625) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .04 .91 3 .04 4 .71 5 .08 6 7 8 9 10 .12 11 .12 12 .59 13 .20 14 .12 15 .04 16 .35 17 18 .04 19 .16 20 21 .08 22 .39 23 .87 24 .08 .12 25 .16 26 .04 .08 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.12 0.59 0.24 0.75 0.91 0.83 0.91 0.00 0.00 0.39 0.39 0.20 ACC 0.12 0.71 0.94 1.69 2.60 3.43 4.33 4.33 4.33 4.72 5.12 5.31 MAX 0.12 0.59 0.12 0.39 0.87 0.71 0.91 0.00 0.00 0.20 0.35 0.16 NO. 1 1 3 4 2 3 1 0 0 3 2 2 Maximum Daily Rainfall 0.91 Maximum Monthly Rainfall 0.91 Total Annual Rainfall 5.31 Number of Days with Rain 22 Notes: Annual rainfall in millimeters: 135 Total down-time: 0.00 days 30 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Thunderbird Academy (gage # 4630) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .04 2 1.46 3 4 .59 5 .39 6 7 8 9 10 .43 11 .12 12 .79 13 .04 .43 14 .20 15 16 17 18 .16 19 .08 20 21 .04 22 .28 23 .04 .79 24 .08 .04 ----25 .04 ----26 .08 .04 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.43 0.79 0.28 0.43 0.79 1.02 1.50 0.00 0.00 0.67 0.00 0.24 ACC 0.43 1.22 1.50 1.93 2.72 3.74 5.24 5.24 5.24 5.91 5.91 6.14 MAX 0.43 0.79 0.12 0.28 0.79 0.59 1.46 0.00 0.00 0.43 0.00 0.16 NO. 1 1 3 5 1 3 2 0 0 3 0 2 Maximum Daily Rainfall 1.46 Maximum Monthly Rainfall 1.50 Total Annual Rainfall 6.14 Number of Days with Rain 21 Notes: Annual rainfall in millimeters: 156 Total down-time: 2.33 days Gage 4630 down from 7/23 16:26 (149) through 7/26 00:22 (150) for unknown reason; assigned 1 mm to 7/26. 31 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Tatum Basin (gage # 4635) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.46 3 4 .79 5 .39 6 7 .04 8 9 10 .47 11 .08 12 1.06 .04 13 .04 .04 .51 14 .16 15 16 17 18 .08 19 .12 20 21 .04 22 .31 23 .04 1.06 24 .08 25 .12 26 .08 .16 27 .04 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.47 1.10 0.28 0.51 1.10 1.22 1.50 0.00 0.00 0.83 0.00 0.20 ACC 0.47 1.57 1.85 2.36 3.46 4.69 6.18 6.18 6.18 7.01 7.01 7.20 MAX 0.47 1.06 0.08 0.31 1.06 0.79 1.46 0.00 0.00 0.51 0.00 0.12 NO. 1 2 4 4 2 3 2 0 0 3 0 2 Maximum Daily Rainfall 1.46 Maximum Monthly Rainfall 1.50 Total Annual Rainfall 7.20 Number of Days with Rain 23 Notes: Annual rainfall in millimeters: 183 Total down-time: 2.33 days 32 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at IBW @ Sweetwater (gage # 4640) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.69 3 .04 4 .59 5 .24 6 7 8 9 10 1.22 11 .16 12 1.02 13 .08 .08 .43 .04 14 .28 15 16 17 18 .28 19 .12 20 21 .04 22 .24 23 .83 24 .12 25 .08 26 .08 .28 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 1.22 1.10 0.35 0.35 0.83 0.94 1.69 0.00 0.00 0.98 0.04 0.39 ACC 1.22 2.32 2.68 3.03 3.86 4.80 6.50 6.50 6.50 7.48 7.52 7.91 MAX 1.22 1.02 0.16 0.24 0.83 0.59 1.69 0.00 0.00 0.43 0.04 0.28 NO. 1 2 3 3 1 4 1 0 0 3 1 2 Maximum Daily Rainfall 1.69 Maximum Monthly Rainfall 1.69 Total Annual Rainfall 7.91 Number of Days with Rain 21 Notes: Annual rainfall in millimeters: 201 Total down-time: 0.00 days 33 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at E. Fork CC # 1 (gage # 4645) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .04 2 .04 .04 1.65 3 .04 4 .51 5 .35 6 7 8 9 10 .28 11 .16 .12 12 1.42 13 .08 .20 .04 14 .08 15 16 17 18 .71 .59 19 .31 20 21 .08 22 .31 23 .83 24 .04 25 .16 26 .12 .04 27 .04 .04 28 .04 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.28 1.50 0.31 0.59 0.87 0.98 1.65 0.00 0.00 0.35 0.87 0.94 ACC 0.28 1.77 2.09 2.68 3.54 4.53 6.18 6.18 6.18 6.54 7.40 8.35 MAX 0.28 1.42 0.16 0.31 0.83 0.51 1.65 0.00 0.00 0.20 0.71 0.59 NO. 1 3 3 4 2 4 1 0 0 4 3 3 Maximum Daily Rainfall 1.65 Maximum Monthly Rainfall 1.65 Total Annual Rainfall 8.35 Number of Days with Rain 28 Notes: Annual rainfall in millimeters: 212 Total down-time: 0.00 days 34 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Paradise Valley Park (gage # 4650) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .04 1.46 3 .04 4 .63 5 .35 ----6 ----7 ----8 9 10 .43 11 .20 .04 12 1.22 13 .12 .08 .04 .08 14 .20 15 16 17 18 .47 .28 19 .28 20 21 .04 22 .24 23 .04 .87 24 .08 25 .08 26 .04 .04 27 .04 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.43 1.34 0.31 0.43 0.87 1.10 1.46 0.00 0.00 0.31 0.59 0.55 ACC 0.43 1.77 2.09 2.52 3.39 4.49 5.94 5.94 5.94 6.26 6.85 7.40 MAX 0.43 1.22 0.20 0.24 0.87 0.63 1.46 0.00 0.00 0.20 0.47 0.28 NO. 1 2 3 5 1 4 1 0 0 4 3 2 Maximum Daily Rainfall 1.46 Maximum Monthly Rainfall 1.46 Total Annual Rainfall 7.40 Number of Days with Rain 26 Notes: Annual rainfall in millimeters: 156 Total down-time: 3.56 days Gage 4650 down from 7/04 18:10 (151) through 7/08 07:32 (151) due to programming error; no rain fell. 35 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at E. Fork CC # 4 (gage # 4655) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.57 3 .04 4 .55 5 .35 6 7 8 9 10 .67 11 .20 12 1.34 13 .04 .12 .08 14 .04 15 16 17 18 .08 .20 19 .12 .31 20 21 .04 22 .20 23 .87 24 .08 .04 25 .04 26 .04 .04 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.67 1.34 0.31 0.31 0.87 0.98 1.57 0.00 0.00 0.20 0.28 0.51 ACC 0.67 2.01 2.32 2.64 3.50 4.49 6.06 6.06 6.06 6.26 6.54 7.05 MAX 0.67 1.34 0.20 0.20 0.87 0.55 1.57 0.00 0.00 0.12 0.12 0.31 NO. 1 1 3 4 1 4 1 0 0 3 3 2 Maximum Daily Rainfall 1.57 Maximum Monthly Rainfall 1.57 Total Annual Rainfall 7.05 Number of Days with Rain 23 Notes: Annual rainfall in millimeters: 179 Total down-time: 0.00 days 36 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Lost Dog Wash (gage # 4660) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .16 2 1.61 3 4 .63 5 .71 6 7 .04 8 9 10 .47 11 .04 .12 .04 12 .63 13 .04 .12 .20 .16 14 .24 15 16 17 18 .12 .04 19 .35 20 21 .16 22 .39 23 .75 24 .04 .04 25 .16 .04 26 .04 27 .04 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.47 0.71 0.20 0.75 0.79 1.50 1.81 0.00 0.00 0.47 0.28 0.39 ACC 0.47 1.18 1.38 2.13 2.91 4.41 6.22 6.22 6.22 6.69 6.97 7.36 MAX 0.47 0.63 0.12 0.39 0.75 0.71 1.61 0.00 0.00 0.24 0.16 0.35 NO. 1 3 3 4 2 4 3 0 0 3 2 2 Maximum Daily Rainfall 1.61 Maximum Monthly Rainfall 1.81 Total Annual Rainfall 7.36 Number of Days with Rain 27 Notes: Annual rainfall in millimeters: 187 Total down-time: 0.00 days 37 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at EFCC near 7th Ave. (gage # 4665) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .08 2 .04 1.50 3 4 .98 5 .20 6 .08 7 .04 .04 8 9 10 .04 11 .04 .12 .35 .43 12 1.14 .04 13 .04 .04 .16 14 .12 15 16 17 18 .31 .39 19 .51 20 21 .04 22 .28 .04 23 .75 24 .04 25 .04 26 .04 .08 27 .04 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.08 1.26 0.20 0.39 0.79 1.65 1.54 0.00 0.00 0.39 0.83 0.91 ACC 0.08 1.34 1.54 1.93 2.72 4.37 5.91 5.91 5.91 6.30 7.13 8.03 MAX 0.04 1.14 0.12 0.28 0.75 0.98 1.50 0.00 0.00 0.16 0.43 0.51 NO. 2 3 3 4 2 6 2 0 0 4 3 2 Maximum Daily Rainfall 1.50 Maximum Monthly Rainfall 1.65 Total Annual Rainfall 8.03 Number of Days with Rain 31 Notes: Annual rainfall in millimeters: 204 Total down-time: 0.00 days 38 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Pima @ Jomax (gage # 4670) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .04 .16 2 1.57 3 .04 .08 .04 4 .71 5 1.77 6 7 8 9 .04 10 1.10 .04 11 .08 .08 12 1.30 .04 13 .04 .51 14 ----.04 15 ----.04 16 ----17 18 .08 .51 19 .08 .35 20 21 .04 22 .24 23 .83 24 .04 .08 .08 25 .08 26 .16 .04 27 .04 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 1.14 1.38 0.31 0.47 1.02 2.99 1.81 0.00 0.00 0.08 0.28 0.87 ACC 1.14 2.52 2.83 3.31 4.33 7.32 9.13 9.13 9.13 9.21 9.49 10.35 MAX 1.10 1.30 0.16 0.24 0.83 1.77 1.57 0.00 0.00 0.04 0.08 0.51 NO. 2 3 4 5 4 3 4 0 0 2 4 2 Maximum Daily Rainfall 1.77 Maximum Monthly Rainfall 2.99 Total Annual Rainfall Number of Days with Rain 10.35 33 Notes: Annual rainfall in millimeters: 263 Total down-time: 2.38 days Gage 4670 down from 4/13 04:25 (138) through 4/17 04:24 (138) for unknown reason; no rain fell. 39 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Lake Marguarite (gage # 4675) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .04 2 .04 1.77 3 .08 4 1.10 .04 5 .47 6 .08 7 8 9 10 .28 11 .12 12 .83 13 .04 1.42 14 .04 .16 15 .08 16 17 18 .12 19 .20 20 21 .08 22 .35 23 .94 24 .08 .08 25 .12 .04 26 .08 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.28 0.87 0.28 0.63 1.02 1.65 1.81 0.00 0.00 1.61 0.16 0.35 ACC 0.28 1.14 1.42 2.05 3.07 4.72 6.54 6.54 6.54 8.15 8.31 8.66 MAX 0.28 0.83 0.12 0.35 0.94 1.10 1.77 0.00 0.00 1.42 0.08 0.20 NO. 1 2 3 4 2 4 2 0 0 3 2 3 Maximum Daily Rainfall 1.77 Maximum Monthly Rainfall 1.81 Total Annual Rainfall 8.66 Number of Days with Rain 26 Notes: Annual rainfall in millimeters: 220 Total down-time: 0.00 days 40 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at E. Fork CC # 3 (gage # 4680) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .04 2 1.69 3 4 .71 5 .28 6 7 8 9 10 .28 11 .20 .08 12 1.38 .04 13 .08 .08 .24 .12 14 .08 15 16 17 18 .31 .39 19 .24 20 21 22 .28 23 .87 24 .08 25 .08 26 .08 .04 27 28 29 .04 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.28 1.50 0.35 0.35 0.91 1.10 1.69 0.00 0.00 0.35 0.51 0.63 ACC 0.28 1.77 2.13 2.48 3.39 4.49 6.18 6.18 6.18 6.54 7.05 7.68 MAX 0.28 1.38 0.20 0.28 0.87 0.71 1.69 0.00 0.00 0.24 0.31 0.39 NO. 1 3 3 2 2 4 1 0 0 3 3 2 Maximum Daily Rainfall 1.69 Maximum Monthly Rainfall 1.69 Total Annual Rainfall 7.68 Number of Days with Rain 24 Notes: Annual rainfall in millimeters: 195 Total down-time: 0.00 days 41 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Berneil Wash (gage # 4685) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .04 1.38 3 .04 4 1.26 5 .43 6 7 8 9 10 .31 11 .16 12 .91 13 .08 .87 14 .16 15 16 17 18 .24 19 .20 20 21 .04 22 .31 23 .04 1.02 24 .12 .04 25 .20 26 .08 .04 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.31 0.91 0.35 0.63 1.06 1.81 1.38 0.00 0.00 1.06 0.00 0.43 ACC 0.31 1.22 1.57 2.20 3.27 5.08 6.46 6.46 6.46 7.52 7.52 7.95 MAX 0.31 0.91 0.16 0.31 1.02 1.26 1.38 0.00 0.00 0.87 0.00 0.24 NO. 1 1 3 5 2 4 1 0 0 3 0 2 Maximum Daily Rainfall 1.38 Maximum Monthly Rainfall 1.81 Total Annual Rainfall 7.95 Number of Days with Rain 22 Notes: Annual rainfall in millimeters: 220 Total down-time: 0.00 days 42 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at IBW @ Shea Blvd. (gage # 4690) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.18 3 .04 4 .79 5 .31 .08 6 7 8 9 10 .35 11 .12 12 1.02 13 .04 .55 14 .12 .08 15 .04 16 17 18 .08 19 .28 20 21 .04 22 .16 23 .91 24 .08 25 26 .08 .16 27 .04 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.35 1.02 0.28 0.20 0.91 1.18 1.18 0.00 0.00 0.87 0.12 0.43 ACC 0.35 1.38 1.65 1.85 2.76 3.94 5.12 5.12 5.12 5.98 6.10 6.54 MAX 0.35 1.02 0.12 0.16 0.91 0.79 1.18 0.00 0.00 0.55 0.08 0.28 NO. 1 1 3 2 1 4 1 0 0 4 2 3 Maximum Daily Rainfall 1.18 Maximum Monthly Rainfall 1.18 Estimated Annual Rainfall 6.54 Number of Days with Rain 22 Notes: Estimated annual rainfall in millimeters: 166 Feb. 23rd total of 23 mm was estimated from nearby gages. Total down-time: 0.00 days 43 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Aztec Park (gage # 4695) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .16 2 2.01 3 .08 4 .67 .16 5 .63 6 7 8 9 10 .67 11 .16 12 .83 13 .12 .63 14 .28 15 .04 16 17 18 .12 19 .31 20 21 .08 22 .28 23 .75 24 .08 .04 25 .12 26 .08 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.67 0.83 0.31 0.51 0.83 1.42 2.17 0.00 0.00 0.91 0.04 0.59 ACC 0.67 1.50 1.81 2.32 3.15 4.57 6.73 6.73 6.73 7.64 7.68 8.27 MAX 0.67 0.83 0.16 0.28 0.75 0.67 2.01 0.00 0.00 0.63 0.04 0.31 NO. 1 1 3 4 2 3 2 0 0 2 1 3 Maximum Daily Rainfall 2.01 Maximum Monthly Rainfall 2.17 Total Annual Rainfall 8.27 Number of Days with Rain 22 Notes: Annual rainfall in millimeters: 210 Total down-time: 0.00 days 44 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Durango Complex (gage # 4700) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .04 .55 3 4 .59 5 6 7 8 9 10 .20 11 .08 12 1.14 13 .31 14 .39 15 .24 16 17 18 .16 19 .04 20 21 .08 22 .28 .04 23 .04 .71 24 .08 .04 .04 25 .16 26 .04 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.20 1.14 0.16 0.55 0.79 0.63 0.55 0.00 0.00 0.75 0.28 0.20 ACC 0.20 1.34 1.50 2.05 2.83 3.46 4.02 4.02 4.02 4.76 5.04 5.24 MAX 0.20 1.14 0.08 0.28 0.71 0.59 0.55 0.00 0.00 0.39 0.24 0.16 NO. 1 1 2 4 3 2 1 0 0 3 2 2 Maximum Daily Rainfall 1.14 Maximum Monthly Rainfall 1.14 Total Annual Rainfall 5.24 Number of Days with Rain 21 Notes: Annual rainfall in millimeters: 133 Total down-time: 0.00 days 45 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Jefferson @ 4th Ave. (gage # 4710) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .67 3 .04 4 .94 5 .04 6 7 .04 8 9 10 .20 11 .08 12 1.14 13 .04 .59 14 .39 15 .24 16 .08 17 18 .28 19 20 21 .04 22 .28 23 .04 .75 24 .04 .04 25 .16 26 .08 .08 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.20 1.14 0.20 0.55 0.79 1.02 0.71 0.00 0.00 1.06 0.31 0.28 ACC 0.20 1.34 1.54 2.09 2.87 3.90 4.61 4.61 4.61 5.67 5.98 6.26 MAX 0.20 1.14 0.08 0.28 0.75 0.94 0.67 0.00 0.00 0.59 0.24 0.28 NO. 1 1 3 5 2 3 2 0 0 3 2 1 Maximum Daily Rainfall 1.14 Maximum Monthly Rainfall 1.14 Total Annual Rainfall 6.26 Number of Days with Rain 23 Notes: Annual rainfall in millimeters: 159 Total down-time: 0.00 days 46 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Grand @ 27th Ave. (gage # 4715) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .83 3 .04 4 1.02 .16 5 6 7 8 9 10 .16 11 .12 12 1.10 13 .04 1.46 14 .24 15 .08 16 .04 17 18 .04 19 .04 .04 20 21 22 .28 23 .75 24 .04 .08 25 .04 26 .04 .04 27 .04 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.16 1.10 0.20 0.39 0.79 1.06 0.83 0.00 0.00 1.77 0.16 0.24 ACC 0.16 1.26 1.46 1.85 2.64 3.70 4.53 4.53 4.53 6.30 6.46 6.69 MAX 0.16 1.10 0.12 0.28 0.75 1.02 0.83 0.00 0.00 1.46 0.08 0.16 NO. 1 1 3 3 2 2 1 0 0 4 3 3 Maximum Daily Rainfall 1.46 Maximum Monthly Rainfall 1.77 Total Annual Rainfall 6.69 Number of Days with Rain 23 Notes: Annual rainfall in millimeters: 170 Total down-time: 0.00 days 47 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Thomas & 16th St. (gage # 4720) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .04 2 .71 3 .04 4 .94 5 .04 6 7 8 9 10 .20 .08 11 .12 12 .94 13 .04 .04 1.73 14 .20 15 .59 16 .35 17 18 .04 .12 19 .08 20 21 .08 22 .28 23 .94 24 .04 .08 25 .12 26 .04 .04 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.20 0.98 0.20 0.55 0.98 1.02 0.83 0.00 0.00 1.97 1.06 0.12 ACC 0.20 1.18 1.38 1.93 2.91 3.94 4.76 4.76 4.76 6.73 7.80 7.91 MAX 0.20 0.94 0.12 0.28 0.94 0.94 0.71 0.00 0.00 1.73 0.59 0.12 NO. 1 2 3 4 2 3 3 0 0 3 4 1 Maximum Daily Rainfall 1.73 Maximum Monthly Rainfall 1.97 Total Annual Rainfall 7.91 Number of Days with Rain 26 Notes: Annual rainfall in millimeters: 201 Total down-time: 0.00 days 48 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Perry Park (gage # 4730) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .83 3 .04 4 .83 5 .04 6 7 8 9 10 .24 .08 11 .12 12 .67 13 .04 .04 .98 14 .43 15 .35 16 .24 17 18 .08 19 .04 .12 20 21 .04 22 .31 23 .94 24 .04 .12 25 .12 26 .04 .04 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.24 0.71 0.20 0.59 0.98 0.91 0.91 0.00 0.00 1.46 0.63 0.20 ACC 0.24 0.94 1.14 1.73 2.72 3.62 4.53 4.53 4.53 5.98 6.61 6.81 MAX 0.24 0.67 0.12 0.31 0.94 0.83 0.83 0.00 0.00 0.98 0.35 0.12 NO. 1 2 3 4 2 3 2 0 0 3 3 2 Maximum Daily Rainfall 0.98 Maximum Monthly Rainfall 1.46 Total Annual Rainfall 6.81 Number of Days with Rain 25 Notes: Annual rainfall in millimeters: 173 Total down-time: 0.00 days 49 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Papago Park (gage # 4740) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.10 3 4 .71 5 .04 6 7 8 9 10 .16 .04 11 .08 12 .55 13 .04 .31 .08 14 .20 15 16 .20 17 18 .04 19 .12 .12 20 21 .08 22 .35 23 .87 24 .04 .12 25 .20 26 .08 .12 27 .04 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.16 0.55 0.20 0.75 0.87 0.79 1.14 0.00 0.00 0.67 0.39 0.16 ACC 0.16 0.71 0.91 1.65 2.52 3.31 4.45 4.45 4.45 5.12 5.51 5.67 MAX 0.16 0.55 0.08 0.35 0.87 0.71 1.10 0.00 0.00 0.31 0.20 0.12 NO. 1 1 3 4 1 3 2 0 0 4 3 2 Maximum Daily Rainfall 1.10 Maximum Monthly Rainfall 1.14 Total Annual Rainfall 5.67 Number of Days with Rain 24 Notes: Annual rainfall in millimeters: 144 Total down-time: 0.00 days 50 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Old Crosscut @ McDowell (gage # 4745) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .79 3 4 .79 5 .04 6 7 8 9 10 .12 .04 11 12 .47 .04 13 .04 .28 .08 14 .28 15 16 .12 17 .04 18 19 .04 .12 20 21 .04 22 .39 23 .91 24 .04 .08 25 .12 26 .04 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.12 0.47 0.12 0.63 0.91 0.87 0.83 0.00 0.00 0.55 0.28 0.12 ACC 0.12 0.59 0.75 1.38 2.28 3.15 3.98 3.98 3.98 4.53 4.80 4.92 MAX 0.12 0.47 0.04 0.39 0.91 0.79 0.79 0.00 0.00 0.28 0.12 0.12 NO. 1 1 3 4 1 3 2 0 0 2 4 1 Maximum Daily Rainfall 0.91 Maximum Monthly Rainfall 0.91 Total Annual Rainfall 4.92 Number of Days with Rain 22 Notes: Annual rainfall in millimeters: 125 Total down-time: 0.00 days 51 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Thomas @ 48th St. (gage # 4750) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .94 3 .04 4 .71 5 .08 6 7 8 9 10 .28 .04 11 .12 12 .55 13 .04 .39 14 .31 15 .12 16 .20 17 18 19 .04 .20 20 21 .08 22 .35 23 .04 .91 24 .04 .16 25 .12 26 .04 .16 27 28 29 .04 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.28 0.55 0.20 0.75 0.94 0.87 0.98 0.00 0.00 0.87 0.35 0.20 ACC 0.28 0.83 1.02 1.77 2.72 3.58 4.57 4.57 4.57 5.43 5.79 5.98 MAX 0.28 0.55 0.12 0.35 0.91 0.71 0.94 0.00 0.00 0.39 0.20 0.20 NO. 1 1 3 5 2 4 2 0 0 3 3 1 Maximum Daily Rainfall 0.94 Maximum Monthly Rainfall 0.98 Total Annual Rainfall 5.98 Number of Days with Rain 25 Notes: Annual rainfall in millimeters: 152 Total down-time: 0.00 days 52 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Salt River @ 67th Ave (gage # 4755) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .04 .71 3 4 .31 5 .04 6 7 8 .04 9 10 .12 11 .08 12 .63 13 .51 14 .63 15 .24 16 ----17 ----18 ----19 .28 20 21 22 .20 .04 23 .04 .75 24 .04 25 .08 26 .04 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.12 0.63 0.12 0.35 0.79 0.39 0.75 0.00 0.00 1.14 0.24 0.28 ACC 0.12 0.75 0.87 1.22 2.01 2.40 3.15 3.15 3.15 4.29 4.53 4.80 MAX 0.12 0.63 0.08 0.20 0.75 0.31 0.71 0.00 0.00 0.63 0.24 0.28 NO. 1 1 2 4 2 3 2 0 0 2 1 1 Maximum Daily Rainfall 0.75 Maximum Monthly Rainfall 1.14 Total Annual Rainfall 4.80 Number of Days with Rain 19 Notes: Annual rainfall in millimeters: 122 Total down-time: 4.83 days Gage 4755 down from 9/15 14:05 (115) through 9/20 10:05 (122) due to battery failure; assigned 7mm to 9/19. 53 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Maryvale Muni Golf (gage # 4760) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .04 .75 3 .04 4 .87 .16 5 6 7 8 9 10 .16 .04 11 .04 .16 12 .94 .04 13 .04 .51 14 .20 15 .08 16 17 18 .08 19 .04 .43 20 21 22 .28 .08 23 .87 24 .04 .04 25 .04 26 .04 27 .08 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.16 0.98 0.24 0.35 0.94 0.98 0.79 0.00 0.00 0.79 0.16 0.67 ACC 0.16 1.14 1.38 1.73 2.68 3.66 4.45 4.45 4.45 5.24 5.39 6.06 MAX 0.16 0.94 0.16 0.28 0.87 0.87 0.75 0.00 0.00 0.51 0.08 0.43 NO. 1 2 3 3 2 4 2 0 0 3 3 3 Maximum Daily Rainfall 0.94 Maximum Monthly Rainfall 0.98 Total Annual Rainfall 6.06 Number of Days with Rain 26 Notes: Annual rainfall in millimeters: 154 Total down-time: 0.00 days 54 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Buckeye @ 75th Ave. (gage # 4765) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .08 .83 3 .04 4 .39 .39 5 .04 6 7 8 9 .04 10 .08 11 .12 12 .71 .04 13 1.14 14 .59 15 .08 16 17 18 19 .16 20 21 22 .16 .04 23 .75 24 .04 .04 25 26 .08 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.08 0.71 0.24 0.20 0.83 0.51 0.87 0.00 0.00 1.73 0.12 0.55 ACC 0.08 0.79 1.02 1.22 2.05 2.56 3.43 3.43 3.43 5.16 5.28 5.83 MAX 0.08 0.71 0.12 0.16 0.75 0.39 0.83 0.00 0.00 1.14 0.08 0.39 NO. 1 1 3 2 3 3 2 0 0 2 2 2 Maximum Daily Rainfall 1.14 Maximum Monthly Rainfall 1.73 Estimated Annual Rainfall 5.83 Number of Days with Rain 21 Notes: Estimated annual rainfall in millimeters: 148 April 2nd total of 21 mm was estimated from nearby gages. Total down-time: 0.00 days 55 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at City of Glendale (gage # 4770) for Water Year 2004 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 Annual Rainfall ----- Number of Days with Rain ----- Notes: Annual rainfall in millimeters: 0 Station down all year because of site construction. Total down-time: 365.25 days 56 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Maryland @ 27th Ave (gage # 4775) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .12 .04 .94 3 4 1.18 5 .04 6 7 8 9 10 .39 .04 11 .16 .24 12 1.14 13 .04 .04 .31 .04 14 .31 15 .08 16 .16 17 18 .20 19 .31 20 .04 21 22 .28 23 .04 .91 24 .04 25 .08 26 .08 .16 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.39 1.18 0.24 0.43 1.02 1.30 0.98 0.00 0.00 0.79 0.51 0.55 ACC 0.39 1.57 1.81 2.24 3.27 4.57 5.55 5.55 5.55 6.34 6.85 7.40 MAX 0.39 1.14 0.16 0.28 0.91 1.18 0.94 0.00 0.00 0.31 0.24 0.31 NO. 1 2 2 4 2 4 2 0 0 3 4 3 Maximum Daily Rainfall 1.18 Maximum Monthly Rainfall 1.30 Total Annual Rainfall 7.40 Number of Days with Rain 27 Notes: Annual rainfall in millimeters: 188 Total down-time: 0.00 days 57 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Missouri @ 16th St. (gage # 4780) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.50 3 4 .63 5 .12 6 7 8 9 10 .24 .08 11 .12 12 1.46 13 .04 1.18 14 .16 15 .24 16 .83 17 18 .24 19 20 21 .12 22 .31 23 .79 24 .12 .12 25 .08 26 .04 ----.12 27 ----28 ----29 ----30 ----31 -------------------------------------------------------------------------------------------------SUM 0.24 1.50 0.28 0.63 0.79 0.75 1.57 0.00 0.00 1.46 1.06 0.24 ACC 0.24 1.73 2.01 2.64 3.43 4.17 5.75 5.75 5.75 7.20 8.27 8.50 MAX 0.24 1.46 0.12 0.31 0.79 0.63 1.50 0.00 0.00 1.18 0.83 0.24 NO. 1 2 3 4 1 2 2 0 0 3 2 1 Maximum Daily Rainfall 1.50 Maximum Monthly Rainfall 1.57 Total Annual Rainfall 8.50 Number of Days with Rain 21 Notes: Annual rainfall in millimeters: 216 Total down-time: 6.56 days Gage 4780 down from 2/23 18:58 (87) through 3/01 08:20 (87) due to transmitter failure; no rain fell. 58 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Butler Park (gage # 4785) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .08 2 .04 .94 3 .04 4 .98 5 .04 6 7 8 9 10 .20 .04 11 .04 .16 12 1.10 .04 .04 13 .04 14 .67 15 16 .04 17 18 .04 .04 19 .12 .51 20 21 22 .28 .04 23 .04 1.02 24 25 ----.04 26 ----.04 .04 27 28 29 30 ----31 --------.04 -----------------------------------------------------------------------------------------SUM 0.20 1.26 0.24 0.35 1.06 1.18 0.98 0.00 0.00 0.71 0.20 0.55 ACC 0.20 1.46 1.69 2.05 3.11 4.29 5.28 5.28 5.28 5.98 6.18 6.73 MAX 0.20 1.10 0.16 0.28 1.02 0.98 0.94 0.00 0.00 0.67 0.12 0.51 NO. 1 4 3 3 2 6 2 0 0 2 3 2 Maximum Daily Rainfall 1.10 Maximum Monthly Rainfall 1.26 Total Annual Rainfall 6.73 Number of Days with Rain 28 Notes: Annual rainfall in millimeters: 171 Total down-time: 2.40 days Gage 4785 down from 10/24 22:25 (5) through 10/27 07:55 (5) due to transmitter failure; no rain fell. 59 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at P.V. Country Club (gage # 4790) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.22 3 .04 .04 4 .94 5 6 7 8 9 10 .55 11 .08 12 .98 13 .04 .55 14 .12 15 .04 16 .20 17 18 .20 19 20 .04 21 .04 22 .39 23 .98 24 .12 .04 25 .12 26 .08 .04 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.55 0.98 0.28 0.59 1.02 1.02 1.22 0.00 0.00 0.75 0.20 0.24 ACC 0.55 1.54 1.81 2.40 3.43 4.45 5.67 5.67 5.67 6.42 6.61 6.85 MAX 0.55 0.98 0.12 0.39 0.98 0.94 1.22 0.00 0.00 0.55 0.20 0.20 NO. 1 1 3 4 2 3 1 0 0 4 1 2 Maximum Daily Rainfall 1.22 Maximum Monthly Rainfall 1.22 Total Annual Rainfall 6.85 Number of Days with Rain 22 Notes: Annual rainfall in millimeters: 174 Total down-time: 0.00 days 60 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Dreamy Draw Dam (gage # 4800) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.22 3 .04 .04 4 .79 5 .08 6 7 8 9 10 .28 11 .08 12 1.38 .04 13 .47 14 .39 15 .08 16 .28 17 18 .35 19 .08 20 21 .04 22 .31 .04 23 .83 24 .12 25 .08 26 .04 .16 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.28 1.38 0.28 0.43 0.91 0.91 1.22 0.00 0.00 1.02 0.35 0.43 ACC 0.28 1.65 1.93 2.36 3.27 4.17 5.39 5.39 5.39 6.42 6.77 7.20 MAX 0.28 1.38 0.12 0.31 0.83 0.79 1.22 0.00 0.00 0.47 0.28 0.35 NO. 1 1 4 3 3 3 1 0 0 3 2 2 Maximum Daily Rainfall 1.38 Maximum Monthly Rainfall 1.38 Total Annual Rainfall 7.20 Number of Days with Rain 23 Notes: Annual rainfall in millimeters: 183 Total down-time: 0.00 days 61 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at ACDC @ 36th St. (gage # 4805) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.10 3 4 .59 5 .08 6 7 8 9 10 .31 .04 11 .12 12 .79 13 .04 1.30 14 .08 15 .04 16 .28 17 18 .08 19 20 21 .04 22 .28 23 .91 24 .08 .16 25 .12 26 .08 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.31 0.83 0.28 0.59 0.91 0.67 1.14 0.00 0.00 1.38 0.31 0.08 ACC 0.31 1.14 1.42 2.01 2.91 3.58 4.72 4.72 4.72 6.10 6.42 6.50 MAX 0.31 0.79 0.12 0.28 0.91 0.59 1.10 0.00 0.00 1.30 0.28 0.08 NO. 1 2 3 4 1 2 2 0 0 2 2 1 Maximum Daily Rainfall 1.30 Maximum Monthly Rainfall 1.38 Total Annual Rainfall 6.50 Number of Days with Rain 20 Notes: Annual rainfall in millimeters: 165 Total down-time: 0.00 days 62 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at ACDC @ 14th St. (gage # 4810) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.69 3 .04 .04 4 .63 5 .08 6 7 8 9 10 .24 11 .12 12 1.46 13 .04 .04 .87 14 .16 15 .12 16 .55 17 18 .55 19 .08 20 21 .08 22 .28 23 .87 24 .08 .04 25 .08 26 .04 .08 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.24 1.50 0.24 0.47 0.91 0.79 1.69 0.00 0.00 1.10 0.67 0.63 ACC 0.24 1.73 1.97 2.44 3.35 4.13 5.83 5.83 5.83 6.93 7.60 8.23 MAX 0.24 1.46 0.12 0.28 0.87 0.63 1.69 0.00 0.00 0.87 0.55 0.55 NO. 1 2 3 4 2 4 1 0 0 3 2 2 Maximum Daily Rainfall 1.69 Maximum Monthly Rainfall 1.69 Total Annual Rainfall 8.23 Number of Days with Rain 24 Notes: Annual rainfall in millimeters: 209 Total down-time: 0.00 days 63 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at 10 St. Wash Basin # 1 (gage # 4815) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.30 3 .04 4 .51 5 .20 6 7 8 9 10 .28 11 .12 .08 12 1.02 13 .12 14 1.14 15 16 17 18 .31 19 .24 20 21 22 .20 23 .04 .75 24 .04 25 .08 26 .04 .20 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.28 1.02 0.20 0.31 0.75 0.83 1.30 0.00 0.00 1.46 0.00 0.55 ACC 0.28 1.30 1.50 1.81 2.56 3.39 4.69 4.69 4.69 6.14 6.14 6.69 MAX 0.28 1.02 0.12 0.20 0.75 0.51 1.30 0.00 0.00 1.14 0.00 0.31 NO. 1 1 3 3 1 4 1 0 0 3 0 2 Maximum Daily Rainfall 1.30 Maximum Monthly Rainfall 1.46 Estimated Annual Rainfall 6.69 Number of Days with Rain 19 Notes: Estimated annual rainfall in millimeters: 170 April 2nd total of 27 mm was estimated from nearby gages. Total down-time: 0.00 days 64 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at ACDC @ 43rd Ave. (gage # 4820) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .08 2 .04 1.18 3 4 .71 5 .04 6 7 8 9 10 .20 .04 11 .20 .04 12 1.22 13 .08 .04 14 .47 15 .04 16 17 18 .24 .28 19 .39 20 21 22 .28 .04 23 .04 1.06 24 25 .08 26 .04 .04 27 .04 28 29 .08 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.20 1.38 0.24 0.39 1.14 0.83 1.22 0.00 0.00 0.51 0.31 0.75 ACC 0.20 1.57 1.81 2.20 3.35 4.17 5.39 5.39 5.39 5.91 6.22 6.97 MAX 0.20 1.22 0.20 0.28 1.06 0.71 1.18 0.00 0.00 0.47 0.24 0.39 NO. 1 3 2 3 3 4 2 0 0 2 3 3 Maximum Daily Rainfall 1.22 Maximum Monthly Rainfall 1.38 Total Annual Rainfall 6.97 Number of Days with Rain 26 Notes: Annual rainfall in millimeters: 170 Total down-time: 0.00 days 65 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Phoenix Basin # 3 (gage # 4825) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.26 3 .04 .08 4 .67 5 .08 6 7 8 9 10 .39 11 .08 12 1.34 .04 .04 13 .28 14 .28 15 16 17 18 .31 19 .24 20 21 .04 22 .24 .04 23 .83 24 .04 .04 25 .08 26 .08 .08 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.39 1.34 0.24 0.39 0.87 0.83 1.34 0.00 0.00 0.63 0.00 0.55 ACC 0.39 1.73 1.97 2.36 3.23 4.06 5.39 5.39 5.39 6.02 6.02 6.57 MAX 0.39 1.34 0.08 0.24 0.83 0.67 1.26 0.00 0.00 0.28 0.00 0.31 NO. 1 1 4 4 2 4 2 0 0 3 0 2 Maximum Daily Rainfall 1.34 Maximum Monthly Rainfall 1.34 Total Annual Rainfall 6.57 Number of Days with Rain 23 Notes: Annual rainfall in millimeters: 167 Total down-time: 0.00 days 66 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Cave Creek @ Cactus (gage # 4830) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .04 2 1.38 3 .04 4 .55 5 .04 6 7 8 9 10 .12 11 .20 .12 12 .87 13 .08 .04 .04 14 .31 15 .12 16 17 18 .08 .20 19 .63 20 21 22 .20 .04 23 .79 24 25 .04 26 .04 .08 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.12 0.98 0.24 0.24 0.83 0.67 1.38 0.00 0.00 0.43 0.31 0.83 ACC 0.12 1.10 1.34 1.57 2.40 3.07 4.45 4.45 4.45 4.88 5.20 6.02 MAX 0.12 0.87 0.20 0.20 0.79 0.55 1.38 0.00 0.00 0.31 0.12 0.63 NO. 1 3 2 2 2 4 1 0 0 3 3 2 Maximum Daily Rainfall 1.38 Maximum Monthly Rainfall 1.38 Total Annual Rainfall 6.02 Number of Days with Rain 23 Notes: Annual rainfall in millimeters: 153 Total down-time: 0.00 days 67 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at ACDC @ Cave Creek (gage # 4835) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.26 3 .04 4 .63 5 .08 6 7 8 9 10 .24 .04 11 .12 .20 12 1.06 13 .04 .08 14 .43 15 .08 16 17 18 .16 19 .20 20 .04 21 22 .24 .04 23 .91 24 .04 25 .08 26 .04 .12 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.24 1.10 0.16 0.35 0.94 0.75 1.30 0.00 0.00 0.63 0.28 0.39 ACC 0.24 1.34 1.50 1.85 2.80 3.54 4.84 4.84 4.84 5.47 5.75 6.14 MAX 0.24 1.06 0.12 0.24 0.91 0.63 1.26 0.00 0.00 0.43 0.20 0.20 NO. 1 2 2 3 2 3 2 0 0 3 2 3 Maximum Daily Rainfall 1.26 Maximum Monthly Rainfall 1.30 Total Annual Rainfall 6.14 Number of Days with Rain 23 Notes: Annual rainfall in millimeters: 156 Total down-time: 0.00 days 68 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Greenway & 32nd Ave (gage # 4840) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .04 2 1.42 3 4 .75 5 .12 6 7 8 9 10 .04 11 .16 .24 12 .98 13 .08 .28 14 .24 15 16 17 18 .47 .87 19 .59 20 ----21 ----22 .24 .04 23 .91 24 25 26 .04 ----.20 27 ----28 ----29 ----30 ----- ----31 -------------------------------------------------------------------------------------------------SUM 0.04 1.10 0.20 0.24 0.94 0.87 1.42 0.00 0.00 0.71 0.71 1.46 ACC 0.04 1.14 1.34 1.57 2.52 3.39 4.80 4.80 4.80 5.51 6.22 7.68 MAX 0.04 0.98 0.16 0.24 0.91 0.75 1.42 0.00 0.00 0.28 0.47 0.87 NO. 1 3 2 1 2 2 1 0 0 3 2 2 Maximum Daily Rainfall 1.42 Maximum Monthly Rainfall 1.46 Total Annual Rainfall 7.68 Number of Days with Rain 19 Notes: Annual rainfall in millimeters: 195 Total down-time: 8.51 days Gage 4840 down from 3/19 11:02 (86) through 3/22 12:49 (86) due to battery failure; no rain fell. Gage 4840 down from 3/25 18:53 (86) through 3/31 05:29 (86) due to transmitter failure; no rain fell. 69 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Phoenix Basin # 7 (gage # 4850) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.38 3 4 .39 5 .28 6 .08 7 8 9 10 .20 11 .12 .08 .08 12 1.26 13 .28 14 .24 15 16 17 ----18 .12 19 .39 20 21 .04 22 .24 23 .91 24 ----.04 25 ----.04 26 .04 .16 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.20 1.26 0.16 0.35 0.91 0.83 1.38 0.00 0.00 0.67 0.08 0.51 ACC 0.20 1.46 1.61 1.97 2.87 3.70 5.08 5.08 5.08 5.75 5.83 6.34 MAX 0.20 1.26 0.12 0.24 0.91 0.39 1.38 0.00 0.00 0.28 0.08 0.39 NO. 1 1 2 4 1 4 1 0 0 3 1 2 Maximum Daily Rainfall 1.38 Maximum Monthly Rainfall 1.38 Estimated Annual Rainfall 6.34 Number of Days with Rain 20 Notes: Estimated annual rainfall in millimeters: 161 Total down-time: 5.40 days Gage 4850 down from 10/23 04:37 (5) through 10/26 10:37 (5) for unknown reason; no rain fell. Gage 4850 down from 9/16 14:01 (148) through 9/18 17:36 (149) for unknown reason; assigned 1 mm to 9/18. April 2nd total of 29 mm was estimated from nearby gages. 70 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Phoenix West Park (gage # 4855) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.54 3 .04 4 .51 5 6 7 8 9 10 .16 11 .08 12 1.10 .04 13 .24 14 .51 15 16 .04 17 ----18 ----.04 .20 19 ----.35 20 ----21 22 .24 23 .94 24 25 .08 26 .04 .16 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.16 1.10 0.16 0.31 0.94 0.55 1.54 0.00 0.00 0.91 0.08 0.55 ACC 0.16 1.26 1.42 1.73 2.68 3.23 4.76 4.76 4.76 5.67 5.75 6.30 MAX 0.16 1.10 0.08 0.24 0.94 0.51 1.54 0.00 0.00 0.51 0.04 0.35 NO. 1 1 3 2 1 2 1 0 0 3 2 2 Maximum Daily Rainfall 1.54 Maximum Monthly Rainfall 1.54 Total Annual Rainfall 6.30 Number of Days with Rain 18 Notes: Annual rainfall in millimeters: 160 Total down-time: 4.69 days Gage 4855 down from 6/16 18:24 (121) through 6/21 10:51 (121) due to battery failure; no rain fell. 71 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Rawhide Wash (gage # 4860) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .04 .12 2 1.65 3 .04 .04 4 .83 5 1.57 6 7 .04 8 9 .12 10 .94 .04 11 .20 .08 12 1.46 13 .47 .08 14 .04 15 16 17 18 .04 .67 19 .16 .67 20 21 .04 22 .16 .04 23 .04 .87 24 .04 .08 .04 25 .12 .04 26 .12 .08 27 .04 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 1.06 1.50 0.35 0.47 1.02 2.87 1.85 0.00 0.00 0.16 0.35 1.34 ACC 1.06 2.56 2.91 3.39 4.41 7.28 9.13 9.13 9.13 9.29 9.65 10.98 MAX 0.94 1.46 0.20 0.16 0.87 1.57 1.65 0.00 0.00 0.08 0.16 0.67 NO. 2 2 3 6 5 3 4 0 0 3 4 2 Maximum Daily Rainfall 1.65 Maximum Monthly Rainfall 2.87 Total Annual Rainfall Number of Days with Rain 10.98 34 Notes: Annual rainfall in millimeters: 279 Total down-time: 0.00 days 72 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Cave Creek (gage # 4890) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .04 .12 2 .04 1.61 3 .16 .08 4 1.06 5 1.38 6 7 .08 8 9 10 .67 11 .04 .24 .12 12 2.24 13 .04 .67 .12 14 .04 15 .67 16 .04 17 18 .04 19 .04 1.89 20 21 22 .20 .04 23 .98 24 .04 25 .12 26 .20 .71 27 .08 .12 28 29 .04 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.67 2.40 0.51 0.35 1.18 3.11 1.81 0.00 0.00 0.98 0.94 1.97 ACC 0.67 3.07 3.58 3.94 5.12 8.23 10.04 10.04 10.04 11.02 11.97 13.94 MAX 0.67 2.24 0.24 0.20 0.98 1.38 1.61 0.00 0.00 0.71 0.67 1.89 NO. 1 5 4 2 4 3 3 0 0 4 4 3 Maximum Daily Rainfall 2.24 Maximum Monthly Rainfall 3.11 Total Annual Rainfall Number of Days with Rain 13.94 33 Notes: Annual rainfall in millimeters: 354 Total down-time: 0.00 days 73 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Cave Buttes Dam (gage # 4900) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .04 2 1.81 3 .04 .04 4 .71 .08 5 .59 6 7 8 9 10 .43 11 .04 .12 .04 12 1.22 ----.04 13 .04 ----.04 .04 14 .04 15 16 17 18 .35 19 .71 20 21 .12 22 .28 23 .83 24 25 .04 26 .08 .63 27 .04 .63 28 .12 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.43 1.34 0.20 0.47 0.87 1.42 1.81 0.00 0.00 1.30 0.08 1.26 ACC 0.43 1.77 1.97 2.44 3.31 4.72 6.54 6.54 6.54 7.83 7.91 9.17 MAX 0.43 1.22 0.12 0.28 0.83 0.71 1.81 0.00 0.00 0.63 0.04 0.71 NO. 1 4 2 4 2 5 1 0 0 3 2 4 Maximum Daily Rainfall 1.81 Maximum Monthly Rainfall 1.81 Total Annual Rainfall 9.17 Number of Days with Rain 28 Notes: Annual rainfall in millimeters: 233 Total down-time: 2.55 days Gage 4900 down from 12/11 21:30 (48) through 12/14 10:35 (48) due to programming error; no rain fell. 74 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Stagecoach Wash (gage # 4910) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .12 .08 2 1.61 3 .20 .08 4 1.18 .04 5 1.57 6 7 8 9 .04 10 1.26 11 .04 .20 .16 12 1.57 .04 13 .39 .12 14 15 .16 16 17 18 .12 .20 19 .08 .59 20 21 .04 22 .28 .04 23 .94 24 .04 25 26 .08 .16 27 .04 .04 28 .08 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 1.30 1.73 0.35 0.51 1.10 3.15 1.73 0.00 0.00 0.20 0.63 0.87 ACC 1.30 3.03 3.39 3.90 5.00 8.15 9.88 9.88 9.88 10.08 10.71 11.57 MAX 1.26 1.57 0.20 0.28 0.94 1.57 1.61 0.00 0.00 0.16 0.16 0.59 NO. 2 3 4 3 4 3 3 0 0 2 5 3 Maximum Daily Rainfall 1.61 Maximum Monthly Rainfall 3.15 Total Annual Rainfall Number of Days with Rain 11.57 32 Notes: Annual rainfall in millimeters: 294 Total down-time: 0.00 days 75 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Cave Creek Landfill (gage # 4915) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .16 2 .04 1.65 3 .08 .04 4 .71 5 1.77 6 7 .04 8 9 10 .71 11 .16 12 1.61 13 .28 .08 14 15 .12 16 17 18 .08 19 1.10 20 21 .04 22 .16 23 .91 24 25 .08 26 .12 .28 27 .08 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.71 1.61 0.28 0.28 0.94 2.80 1.85 0.00 0.00 0.43 0.20 1.18 ACC 0.71 2.32 2.60 2.87 3.82 6.61 8.46 8.46 8.46 8.90 9.09 10.28 MAX 0.71 1.61 0.16 0.16 0.91 1.77 1.65 0.00 0.00 0.28 0.12 1.10 NO. 1 1 2 3 2 4 3 0 0 3 2 2 Maximum Daily Rainfall 1.77 Maximum Monthly Rainfall 2.80 Total Annual Rainfall Number of Days with Rain 10.28 23 Notes: Annual rainfall in millimeters: 261 Total down-time: 0.00 days 76 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Cave Cr. @ SpurCross (gage # 4920) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .12 2 .04 1.50 3 .16 .08 .04 4 1.02 5 .91 6 7 .04 ----8 .04 ----9 10 .94 11 .16 12 2.13 .08 .04 13 .28 14 .04 15 16 .08 17 18 .12 19 1.06 20 21 22 .08 23 .83 24 .04 25 .55 26 .16 .59 27 .04 28 29 .04 .04 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.94 2.17 0.43 0.28 0.94 2.24 1.73 0.00 0.00 1.26 0.00 1.22 ACC 0.94 3.11 3.54 3.82 4.76 7.01 8.74 8.74 8.74 10.00 10.00 11.22 MAX 0.94 2.13 0.16 0.16 0.83 1.02 1.50 0.00 0.00 0.59 0.00 1.06 NO. 1 2 4 3 3 4 5 0 0 4 0 3 Maximum Daily Rainfall 2.13 Maximum Monthly Rainfall 2.24 Total Annual Rainfall Number of Days with Rain 11.22 29 Notes: Annual rainfall in millimeters: 285 Total down-time: 3.23 days Gage 4920 down from 8/06 05:31 (254) through 8/09 11:01 (254) for unknown reason; no rain fell. 77 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Carefree Ranch (gage # 4930) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .08 .08 2 .04 1.77 3 .12 .04 4 1.30 5 .98 6 7 .12 8 9 10 .59 11 .20 .24 12 1.30 13 .04 .16 .24 14 .04 15 .04 16 17 18 .04 .24 19 .79 20 21 .04 22 .39 23 .98 24 .04 25 .04 26 .16 .16 27 .08 .04 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.59 1.46 0.35 0.59 1.14 2.44 1.85 0.00 0.00 0.24 0.67 1.02 ACC 0.59 2.05 2.40 2.99 4.13 6.57 8.43 8.43 8.43 8.66 9.33 10.35 MAX 0.59 1.30 0.20 0.39 0.98 1.30 1.77 0.00 0.00 0.16 0.24 0.79 NO. 1 4 2 4 4 3 2 0 0 3 5 2 Maximum Daily Rainfall 1.77 Maximum Monthly Rainfall 2.44 Total Annual Rainfall Number of Days with Rain 10.35 30 Notes: Annual rainfall in millimeters: 263 Total down-time: 0.00 days 78 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Reata Pass Dam (gage # 4935) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .04 .16 2 1.34 3 .04 .08 4 .71 5 1.61 6 7 .04 8 9 10 .91 11 .16 .04 12 1.14 13 .08 .31 .08 14 .12 15 .20 16 17 18 .04 .08 19 .04 .28 20 21 .08 22 .35 23 .94 24 .04 .08 25 .12 26 .28 .04 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.91 1.26 0.47 0.59 1.10 2.68 1.54 0.00 0.00 0.16 0.35 0.35 ACC 0.91 2.17 2.64 3.23 4.33 7.01 8.54 8.54 8.54 8.70 9.06 9.41 MAX 0.91 1.14 0.28 0.35 0.94 1.61 1.34 0.00 0.00 0.12 0.20 0.28 NO. 1 3 3 4 3 4 3 0 0 2 4 2 Maximum Daily Rainfall 1.61 Maximum Monthly Rainfall 2.68 Total Annual Rainfall 9.41 Number of Days with Rain 29 Notes: Annual rainfall in millimeters: 239 Total down-time: 0.00 days 79 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Humboldt Mountain (gage # 4940) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .08 .04 2 .63 3 .16 4 .04 .83 .08 5 .04 .39 .24 6 .04 7 .16 .08 8 .04 9 10 .55 ----.04 11 .04 .35 12 1.42 ----.08 13 .04 ----.08 .24 14 ----15 .08 16 .39 17 18 .55 .28 19 ----.04 1.38 20 ----.04 21 ----.04 22 .20 23 .59 .12 24 25 .04 .16 26 .08 .31 27 .12 28 29 .04 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.55 1.57 0.47 0.43 0.79 1.38 1.06 0.00 0.00 1.02 1.06 1.77 ACC 0.55 2.13 2.60 3.03 3.82 5.20 6.26 6.26 6.26 7.28 8.35 10.12 MAX 0.55 1.42 0.35 0.20 0.59 0.83 0.63 0.00 0.00 0.39 0.55 1.38 NO. 1 4 3 4 4 4 4 0 0 5 7 4 Maximum Daily Rainfall 1.42 Maximum Monthly Rainfall 1.77 Estimated Annual Rainfall Number of Days with Rain 10.12 40 Notes: Annual rainfall in millimeters: 257 Total down-time: 10.27 days Gage 4940 down from 12/18 00:03 (55) through 12/22 12:17 (55) due to transmitter failure; no rain fell. Gage 4940 down from 12/09 18:03 (55) through 12/15 12:13 (?) due to programming error; estimated 9mm fell on 12/11. 80 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Seven Springs (gage # 4950) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .12 .12 2 .04 1.54 3 .39 .12 .12 4 .12 .98 .08 .28 5 .28 .28 .04 6 7 .20 .12 8 9 10 .12 11 .04 .08 .04 12 1.85 .28 .31 13 .12 .12 .08 14 15 16 .51 .04 17 18 .51 .08 19 .04 .04 3.19 20 ----21 ----.04 22 .16 .08 23 .75 .20 24 .20 .83 25 .12 26 .83 .55 27 .24 .12 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.12 2.17 1.18 0.71 1.54 1.69 2.32 0.00 0.00 2.24 0.83 3.54 ACC 0.12 2.28 3.46 4.21 5.75 7.44 9.76 9.76 9.76 12.01 12.95 16.50 MAX 0.12 1.85 0.83 0.39 0.75 0.98 1.54 0.00 0.00 0.83 0.51 3.19 NO. 1 5 3 4 7 4 6 0 0 6 6 3 Maximum Daily Rainfall 3.19 Maximum Monthly Rainfall 3.54 Total Annual Rainfall Number of Days with Rain 16.50 45 Notes: Annual rainfall in millimeters: 419 Total down-time: 3.04 days Gage 4950 down from 12/19 12:27 (67) through 12/22 13:23 (67) due to programming error; no rain fell. 81 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Seven Springs Wash (gage # 4960) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .08 .08 2 .04 1.65 3 .31 .16 4 .04 .04 .91 .24 5 .51 .12 6 .04 7 .12 .55 8 .08 9 .12 10 .59 ----.28 11 .04 .28 .35 12 1.89 ----.04 13 .12 ----.12 1.14 14 ----.04 15 16 .51 17 18 ----.12 .98 19 ----.08 1.69 20 ----21 ----22 .28 .12 23 .94 24 .04 .04 .04 .12 25 .04 .20 26 .51 .43 27 .16 .04 28 .04 29 .04 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.59 2.17 0.91 0.71 1.50 1.57 1.97 0.00 0.00 1.69 2.32 2.95 ACC 0.59 2.76 3.66 4.37 5.87 7.44 9.41 9.41 9.41 11.10 13.43 16.38 MAX 0.59 1.89 0.51 0.31 0.94 0.91 1.65 0.00 0.00 0.51 1.14 1.69 NO. 1 5 4 5 7 4 4 0 0 7 7 4 Maximum Daily Rainfall 1.89 Maximum Monthly Rainfall 2.95 Total Annual Rainfall Number of Days with Rain 16.38 48 Notes: Annual rainfall in millimeters: 416 Total down-time: 5.88 days Gage 4960 down from 12/09 18:06 (72) through 12/15 15:06 (79) due to repeater failure; assigned 7mm to 12/11. 82 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Mt. Oatman (gage # 5000) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .24 3 .16 .24 4 .04 5 6 7 8 .04 9 10 11 .12 12 .16 13 .08 14 .12 15 16 .04 17 18 19 .28 20 21 22 .20 .04 23 .31 24 25 26 27 28 29 .08 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.24 0.12 0.20 0.35 0.20 0.47 0.00 0.00 0.12 0.12 0.31 ACC 0.00 0.24 0.35 0.55 0.91 1.10 1.57 1.57 1.57 1.69 1.81 2.13 MAX 0.00 0.16 0.12 0.20 0.31 0.16 0.24 0.00 0.00 0.12 0.08 0.28 NO. 0 2 1 1 2 2 2 0 0 1 2 2 Maximum Daily Rainfall 0.31 Maximum Monthly Rainfall 0.47 Total Annual Rainfall 2.13 Number of Days with Rain 15 Notes: Annual rainfall in millimeters: 54 Total down-time: 0.00 days 83 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Columbus Wash (gage # 5010) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .16 3 .04 .04 4 5 6 7 8 .16 9 10 11 .16 .35 12 .20 13 .04 14 15 16 .24 17 18 19 .35 20 21 .04 22 .08 23 .16 24 ----25 ----26 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.20 0.16 0.12 0.16 0.04 0.20 0.00 0.00 0.24 0.39 0.51 ACC 0.00 0.20 0.35 0.47 0.63 0.67 0.87 0.87 0.87 1.10 1.50 2.01 MAX 0.00 0.20 0.16 0.08 0.16 0.04 0.16 0.00 0.00 0.24 0.35 0.35 NO. 0 1 1 2 1 1 2 0 0 1 2 2 Maximum Daily Rainfall 0.35 Maximum Monthly Rainfall 0.51 Total Annual Rainfall 2.01 Number of Days with Rain 13 Notes: Annual rainfall in millimeters: 51 Total down-time: 2.45 days Gage 5010 down from 2/23 22:28 (16) through 2/26 09:12 (16) due to battery failure; no rain fell. 84 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Copper Wash (gage # 5030) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .12 .47 3 .12 .04 4 5 6 7 8 .20 9 10 11 .12 .12 12 .16 13 .79 14 .12 15 .08 16 2.09 .47 17 18 19 20 21 .12 22 .04 .04 23 .12 24 25 26 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.16 0.12 0.16 0.16 0.24 0.51 0.00 0.00 2.20 1.46 0.20 ACC 0.00 0.16 0.28 0.43 0.59 0.83 1.34 1.34 1.34 3.54 5.00 5.20 MAX 0.00 0.16 0.12 0.12 0.12 0.12 0.47 0.00 0.00 2.09 0.79 0.20 NO. 0 1 1 2 2 2 2 0 0 2 4 1 Maximum Daily Rainfall 2.09 Maximum Monthly Rainfall 2.20 Total Annual Rainfall 5.20 Number of Days with Rain 17 Notes: Annual rainfall in millimeters: 132 Total down-time: 0.00 days 85 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at 4th of July Wash (gage # 5040) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .08 .51 3 .20 .04 4 5 6 7 8 9 10 11 .08 .35 12 .16 13 .94 14 .04 15 .12 16 .67 17 18 19 .04 20 21 .04 22 .12 .08 23 .16 24 25 26 .04 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.16 0.12 0.16 0.24 0.28 0.55 0.00 0.00 0.71 1.42 0.04 ACC 0.00 0.16 0.28 0.43 0.67 0.94 1.50 1.50 1.50 2.28 3.70 3.74 MAX 0.00 0.16 0.08 0.12 0.16 0.20 0.51 0.00 0.00 0.67 0.94 0.04 NO. 0 1 2 2 2 2 2 0 0 2 3 1 Maximum Daily Rainfall 0.94 Maximum Monthly Rainfall 1.42 Total Annual Rainfall 3.74 Number of Days with Rain 17 Notes: Annual rainfall in millimeters: 95 Total down-time: 0.00 days 86 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Gila Bend Mountains (gage # 5050) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .08 .39 3 .16 .08 4 5 6 7 8 9 10 11 .16 12 .12 13 1.10 14 .12 15 16 .79 17 18 19 .04 20 21 22 .04 .08 23 .16 24 25 26 .04 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.12 0.20 0.04 0.24 0.24 0.47 0.00 0.00 0.91 1.10 0.04 ACC 0.00 0.12 0.31 0.35 0.59 0.83 1.30 1.30 1.30 2.20 3.31 3.35 MAX 0.00 0.12 0.16 0.04 0.16 0.16 0.39 0.00 0.00 0.79 1.10 0.04 NO. 0 1 2 1 2 2 2 0 0 2 1 1 Maximum Daily Rainfall 1.10 Maximum Monthly Rainfall 1.10 Total Annual Rainfall 3.35 Number of Days with Rain 14 Notes: Annual rainfall in millimeters: 85 Total down-time: 0.00 days 87 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Sugarloaf Mountain (gage # 5055) for Water Year 2004 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 ----- ----- ----- ----- ----- ----- ----- ----.04 13 ----- ----- ----- ----- ----- ----- ----- ----14 ----- ----- ----- ----- ----- ----- ----- ----.51 .04 15 ----- ----- ----- ----- ----- ----- ----- ----.04 16 ----- ----- ----- ----- ----- ----- ----- ----.08 17 ----- ----- ----- ----- ----- ----- ----- ----18 ----- ----- ----- ----- ----- ----- ----- ----.04 19 ----- ----- ----- ----- ----- ----- ----- ----.04 .35 20 ----- ----- ----- ----- ----- ----- ----- ----21 ----- ----- ----- ----- ----- ----- ----- ----22 ----- ----- ----- ----- ----- ----- ----- ----23 ----- ----- ----- ----- ----- ----- ----- ----24 ----- ----- ----- ----- ----- ----- ----- ----25 ----- ----- ----- ----- ----- ----- ----- ----26 ----- ----- ----- ----- ----- ----- ----- ----27 ----- ----- ----- ----- ----- ----- ----28 ----- ----- ----- ----- ----- ----- ----29 ----- ----- ----- ----- ----- ----- ----30 ----- ----- ----- ----- ----- ----- ----31 ----- ----- ----- ----- ----- ----- -----------------------------------------------------------------------------------------SUM ----- ----- ----- ----- ----- ----- ----- 0.00 0.00 0.63 0.16 0.35 ACC ----- ----- ----- ----- ----- ----- ----- 0.00 0.00 0.63 0.79 1.14 MAX ----- ----- ----- ----- ----- ----- ----- 0.00 0.00 0.51 0.04 0.35 NO. ----- ----- ----- ----- ----- ----- ----- 0 0 3 4 1 Maximum Daily Rainfall 0.51 Maximum Monthly Rainfall 0.63 Partial Annual Rainfall 1.14 Number of Days with Rain 8 Notes: Partial annual rainfall in millimeters: 29 Station installed on 05/27/2004. Total down-time: 0.00 days 88 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at G&F Woolsey Peak (gage # 5060) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .87 3 .04 .12 .04 4 5 6 7 8 9 10 11 .16 12 .39 13 .20 14 .39 15 16 .04 17 18 19 20 21 .04 22 .16 .08 23 .04 .35 24 .04 25 26 .08 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.39 0.24 0.28 0.47 0.12 0.91 0.00 0.00 0.39 0.24 0.00 ACC 0.00 0.39 0.63 0.91 1.38 1.50 2.40 2.40 2.40 2.80 3.03 3.03 MAX 0.00 0.39 0.16 0.16 0.35 0.12 0.87 0.00 0.00 0.39 0.20 0.00 NO. 0 1 2 4 3 1 2 0 0 1 2 0 Maximum Daily Rainfall 0.87 Maximum Monthly Rainfall 0.91 Total Annual Rainfall 3.03 Number of Days with Rain 16 Notes: Annual rainfall in millimeters: 77 Total down-time: 2.45 days 89 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Eagle Eye Rd. @ CAP (gage # 5065) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .04 .71 3 .12 4 .04 5 .04 6 7 8 9 10 11 .04 .16 .20 12 .24 13 14 .08 .04 15 .04 16 1.02 17 .08 18 .04 19 .75 20 21 22 .08 .04 23 .31 24 25 26 .04 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.28 0.20 0.08 0.35 0.24 0.71 0.00 0.00 1.18 0.31 0.75 ACC 0.00 0.28 0.47 0.55 0.91 1.14 1.85 1.85 1.85 3.03 3.35 4.09 MAX 0.00 0.24 0.16 0.08 0.31 0.12 0.71 0.00 0.00 1.02 0.20 0.75 NO. 0 2 2 1 2 4 1 0 0 3 4 1 Maximum Daily Rainfall 1.02 Maximum Monthly Rainfall 1.18 Total Annual Rainfall 4.09 Number of Days with Rain 20 Notes: Annual rainfall in millimeters: 104 Total down-time: 0.00 days 90 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at I-10 @ 355th Ave (gage # 5070) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.50 3 .16 4 .04 .04 ----5 .04 ----6 ----.08 7 8 9 10 11 .12 12 .55 13 .12 14 .35 15 16 .08 17 18 19 .12 20 21 22 .12 .08 23 .43 24 25 26 .04 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.55 0.16 0.12 0.51 0.24 1.54 0.00 0.00 0.43 0.20 0.12 ACC 0.00 0.55 0.71 0.83 1.34 1.57 3.11 3.11 3.11 3.54 3.74 3.86 MAX 0.00 0.55 0.12 0.12 0.43 0.16 1.50 0.00 0.00 0.35 0.12 0.12 NO. 0 1 2 1 2 3 2 0 0 2 2 1 Maximum Daily Rainfall 1.50 Maximum Monthly Rainfall 1.54 Total Annual Rainfall 3.86 Number of Days with Rain 16 Notes: Annual rainfall in millimeters: 98 Total down-time: 3.94 days Gage 5070 down from 6/03 09:14 (79) through 6/07 07:47 (79) due to programming error; no rain fell. 91 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Cruff Wash (gage # 5075) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .12 1.02 3 .12 4 5 6 7 8 9 10 11 .16 12 .28 13 .04 .24 14 .16 15 .04 16 .08 17 18 19 .20 20 21 22 .12 .08 23 .35 24 25 26 .08 27 28 29 30 --------31 -------------------------------------------------------------------------------------------------SUM 0.00 0.31 0.24 0.12 0.43 0.24 1.02 0.00 0.00 0.24 0.28 0.20 ACC 0.00 0.35 0.59 0.71 1.14 1.38 2.40 2.40 2.40 2.64 2.91 3.11 MAX 0.00 0.28 0.16 0.12 0.35 0.12 1.02 0.00 0.00 0.16 0.24 0.20 NO. 0 2 2 1 2 2 1 0 0 2 2 1 Maximum Daily Rainfall 1.02 Maximum Monthly Rainfall 1.02 Total Annual Rainfall 3.11 Number of Days with Rain 15 Notes: Annual rainfall in millimeters: 79 Total down-time: 0.00 days 92 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Buckeye @ 547th Ave (gage # 5080) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .08 .94 3 .16 4 .08 5 6 7 8 9 10 11 .04 1.06 12 .28 13 .28 14 .16 .08 15 .12 16 .12 .04 17 18 19 .24 20 21 22 .08 .08 23 .51 24 25 26 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.28 0.04 0.08 0.59 0.31 0.94 0.00 0.00 0.28 1.57 0.24 ACC 0.00 0.28 0.31 0.39 0.98 1.30 2.24 2.24 2.24 2.52 4.21 4.45 MAX 0.00 0.28 0.04 0.08 0.51 0.16 0.94 0.00 0.00 0.16 1.06 0.24 NO. 0 1 1 1 2 3 1 0 0 2 5 1 Maximum Daily Rainfall 1.06 Maximum Monthly Rainfall 1.69 Total Annual Rainfall 4.45 Number of Days with Rain 17 Notes: Annual rainfall in millimeters: 113 Total down-time: 0.00 days 93 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Baseline@ 547th Ave (gage # 5085) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .04 .91 3 .16 4 5 6 7 8 9 10 11 .04 .04 .16 12 .24 .12 13 .55 14 .08 15 16 .16 17 18 ----19 ----.31 20 21 22 .08 .04 23 .04 .47 24 .04 25 26 .04 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.28 0.08 0.12 0.55 0.20 0.91 0.00 0.00 0.20 0.87 0.31 ACC 0.00 0.28 0.35 0.47 1.02 1.22 2.13 2.13 2.13 2.32 3.19 3.50 MAX 0.00 0.24 0.04 0.08 0.47 0.16 0.91 0.00 0.00 0.12 0.55 0.31 NO. 0 2 2 2 3 2 1 0 0 2 3 1 Maximum Daily Rainfall 0.91 Maximum Monthly Rainfall 0.91 Total Annual Rainfall 3.50 Number of Days with Rain 18 Notes: Annual rainfall in millimeters: 89 Total down-time: 3.51 days Gage 5085 down from 3/17 09:22 (31) through 3/20 21:33 (31) due to transmitter failure; no rain fell. 94 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Centennial @ Wenden (gage # 5090) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .47 3 .12 4 5 6 7 8 9 10 11 .04 .31 12 .87 13 14 .08 .04 15 .24 16 .55 17 18 19 .04 .28 20 21 22 .04 23 .51 24 25 26 27 28 .04 29 .04 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.91 0.31 0.08 0.59 0.12 0.47 0.00 0.00 0.63 0.28 0.28 ACC 0.00 0.91 1.22 1.30 1.89 2.01 2.48 2.48 2.48 3.11 3.39 3.66 MAX 0.00 0.87 0.31 0.04 0.51 0.12 0.47 0.00 0.00 0.55 0.24 0.28 NO. 0 2 1 2 3 1 1 0 0 2 2 1 Maximum Daily Rainfall 0.87 Maximum Monthly Rainfall 0.91 Total Annual Rainfall 3.66 Number of Days with Rain 15 Notes: Annual rainfall in millimeters: 93 Total down-time: 0.00 days 95 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Webb Mountain (gage # 5095) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .08 1.02 3 .12 4 5 6 7 8 9 10 11 .16 12 .35 13 .04 14 .16 15 .04 16 .31 17 18 19 .04 20 21 22 .12 .08 23 .35 24 25 26 .04 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.35 0.20 0.12 0.43 0.20 1.02 0.00 0.00 0.47 0.08 0.04 ACC 0.00 0.35 0.55 0.67 1.10 1.30 2.32 2.32 2.32 2.80 2.87 2.91 MAX 0.00 0.35 0.16 0.12 0.35 0.12 1.02 0.00 0.00 0.31 0.04 0.04 NO. 0 1 2 1 2 2 1 0 0 2 2 1 Maximum Daily Rainfall 1.02 Maximum Monthly Rainfall 1.02 Total Annual Rainfall 2.91 Number of Days with Rain 14 Notes: Annual rainfall in millimeters: 74 Total down-time: 0.00 days 96 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Centennial Railroad (gage # 5100) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.22 3 .12 4 5 ----6 ----7 8 9 10 11 .20 12 .24 13 .04 14 .16 15 16 17 18 19 .08 20 21 22 .08 .04 23 .28 24 25 .04 26 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.24 0.24 0.08 0.31 0.12 1.22 0.00 0.00 0.16 0.04 0.08 ACC 0.00 0.24 0.47 0.55 0.87 0.98 2.20 2.20 2.20 2.36 2.40 2.48 MAX 0.00 0.24 0.20 0.08 0.28 0.12 1.22 0.00 0.00 0.16 0.04 0.08 NO. 0 1 2 1 2 1 1 0 0 1 1 1 Maximum Daily Rainfall 1.22 Maximum Monthly Rainfall 1.22 Total Annual Rainfall 2.48 Number of Days with Rain 11 Notes: Annual rainfall in millimeters: 63 Total down-time: 2.75 days Gage 5100 down from 6/04 09:56 (56) through 6/07 03:56 (56) for unknown reason; no rain fell. 97 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Delaney Wash (gage # 5105) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.46 3 .16 .04 4 .04 5 .08 6 7 8 9 10 11 .12 12 .20 13 .04 14 .75 15 .35 16 17 ----18 ----.04 19 .12 20 21 22 .12 .04 23 .63 24 .04 25 26 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.20 0.16 0.12 0.67 0.24 1.54 0.00 0.00 0.75 0.39 0.16 ACC 0.00 0.20 0.35 0.47 1.14 1.38 2.91 2.91 2.91 3.66 4.06 4.21 MAX 0.00 0.20 0.12 0.12 0.63 0.16 1.46 0.00 0.00 0.75 0.35 0.12 NO. 0 1 2 1 2 2 3 0 0 1 2 2 Maximum Daily Rainfall 1.46 Maximum Monthly Rainfall 1.54 Total Annual Rainfall 4.21 Number of Days with Rain 16 Notes: Annual rainfall in millimeters: 107 Total down-time: 2.64 days Gage 5105 down from 7/16 18:20 (93) through 7/19 09:41 (93) due to transmitter failure; no rain fell. 98 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Saddleback FRS (gage # 5110) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.02 3 .16 4 ----5 ----6 ----7 8 9 10 11 .12 12 .20 .04 13 14 .39 15 .12 16 17 18 19 .39 20 21 22 .04 .04 23 .39 24 25 26 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.20 0.12 0.04 0.43 0.16 1.02 0.00 0.00 0.43 0.12 0.39 ACC 0.00 0.20 0.31 0.35 0.79 0.94 1.97 1.97 1.97 2.40 2.52 2.91 MAX 0.00 0.20 0.12 0.04 0.39 0.16 1.02 0.00 0.00 0.39 0.12 0.39 NO. 0 1 1 1 2 1 1 0 0 2 1 1 Maximum Daily Rainfall 1.02 Maximum Monthly Rainfall 1.02 Total Annual Rainfall 2.91 Number of Days with Rain 11 Notes: Annual rainfall in millimeters: 74 Total down-time: 4.00 days Gage 5110 down from 6/03 08:53 (50) through 6/07 08:56 (50) due to antenna failure; no rain fell. 99 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Winters Wash (gage # 5115) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.42 3 .04 .12 4 .12 5 .04 6 .04 7 8 9 10 ----11 .08 ----12 .28 13 .08 14 .35 15 .04 16 .16 17 .04 18 .12 19 .12 20 21 22 .08 .08 23 .75 24 .04 25 26 .04 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.28 0.16 0.12 0.83 0.28 1.42 0.00 0.00 0.55 0.16 0.24 ACC 0.00 0.28 0.43 0.55 1.38 1.65 3.07 3.07 3.07 3.62 3.78 4.02 MAX 0.00 0.28 0.08 0.08 0.75 0.12 1.42 0.00 0.00 0.35 0.08 0.12 NO. 0 1 3 2 2 3 1 0 0 3 3 2 Maximum Daily Rainfall 1.42 Maximum Monthly Rainfall 1.42 Total Annual Rainfall 4.02 Number of Days with Rain 20 Notes: Annual rainfall in millimeters: 102 Total down-time: 2.75 days Gage 5115 down from 7/09 15:25 (78) through 7/12 09:25 (78) due to battery failure; no rain fell. 100 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Centennial Levee (gage # 5120) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .98 3 .20 4 5 6 7 8 9 10 11 .04 .12 .08 12 .31 .20 13 14 .08 15 16 .83 .24 17 18 .04 19 .55 20 21 22 .12 .04 23 .67 24 25 .04 26 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.35 0.12 0.12 0.75 0.20 0.98 0.00 0.00 1.10 0.35 0.55 ACC 0.00 0.35 0.47 0.59 1.34 1.54 2.52 2.52 2.52 3.62 3.98 4.53 MAX 0.00 0.31 0.12 0.12 0.67 0.20 0.98 0.00 0.00 0.83 0.24 0.55 NO. 0 2 1 1 3 1 1 0 0 3 3 1 Maximum Daily Rainfall 0.98 Maximum Monthly Rainfall 1.10 Total Annual Rainfall 4.53 Number of Days with Rain 16 Notes: Annual rainfall in millimeters: 115 Total down-time: 0.00 days 101 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Harquahala FRS (gage # 5125) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.02 3 .08 .12 4 .08 .04 5 .04 6 7 8 ----9 ----10 11 .08 .08 12 .16 13 14 .20 15 .59 16 17 18 .04 19 .16 20 21 22 .08 .04 23 .28 24 25 26 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.16 0.08 0.16 0.31 0.24 1.06 0.00 0.00 0.20 0.71 0.16 ACC 0.00 0.16 0.24 0.39 0.71 0.94 2.01 2.01 2.01 2.20 2.91 3.07 MAX 0.00 0.16 0.08 0.08 0.28 0.12 1.02 0.00 0.00 0.20 0.59 0.16 NO. 0 1 1 2 2 3 2 0 0 1 3 1 Maximum Daily Rainfall 1.02 Maximum Monthly Rainfall 1.06 Total Annual Rainfall 3.07 Number of Days with Rain 16 Notes: Annual rainfall in millimeters: 78 Total down-time: 2.50 days Gage 5125 down from 5/07 22:27 (51) through 5/10 10:27 (51) for unknown reason; no rain fell. 102 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Upper Tiger Wash (gage # 5130) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.26 3 .04 .04 .04 4 5 6 7 8 9 10 11 .20 .83 12 ----.31 .04 .31 13 ----.04 14 .08 15 1.30 16 .75 17 .39 18 .12 19 .08 20 21 22 .08 23 .51 24 25 26 .12 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.35 0.35 0.04 0.63 0.04 1.26 0.00 0.00 1.14 2.64 0.08 ACC 0.00 0.35 0.71 0.75 1.38 1.42 2.68 2.68 2.68 3.82 6.46 6.54 MAX 0.00 0.31 0.20 0.04 0.51 0.04 1.26 0.00 0.00 0.75 1.30 0.08 NO. 0 2 3 1 3 1 1 0 0 3 4 1 Maximum Daily Rainfall 1.30 Maximum Monthly Rainfall 2.64 Total Annual Rainfall 6.54 Number of Days with Rain 19 Notes: Annual rainfall in millimeters: 166 Total down-time: 2.75 days Gage 5130 down from 10/11 17:21 (0) through 10/14 11:21 (0) due to programming error; no rain fell. 103 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Four Mile Wash (gage # 5135) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.54 3 .12 .12 4 .04 .04 5 6 .04 7 8 9 10 11 .08 12 .39 13 .12 .24 14 .20 15 .04 16 .67 17 18 19 .08 20 21 22 .12 .08 23 .51 24 25 26 .04 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.39 0.12 0.24 0.59 0.28 1.57 0.00 0.00 0.87 0.31 0.08 ACC 0.00 0.39 0.51 0.75 1.34 1.61 3.19 3.19 3.19 4.06 4.37 4.45 MAX 0.00 0.39 0.08 0.12 0.51 0.12 1.54 0.00 0.00 0.67 0.24 0.08 NO. 0 1 2 2 2 3 2 0 0 2 3 1 Maximum Daily Rainfall 1.54 Maximum Monthly Rainfall 1.57 Total Annual Rainfall 4.45 Number of Days with Rain 18 Notes: Annual rainfall in millimeters: 113 Total down-time: 0.00 days 104 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Tiger Wash Fan (gage # 5140) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.02 3 .16 .20 4 .04 5 6 7 8 9 10 11 .28 12 .31 13 14 .08 15 .08 16 .91 17 18 19 .04 20 21 .04 22 .08 .04 23 .24 24 25 26 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.31 0.28 0.12 0.28 0.20 1.22 0.00 0.00 0.98 0.08 0.04 ACC 0.00 0.31 0.59 0.71 0.98 1.18 2.40 2.40 2.40 3.39 3.46 3.50 MAX 0.00 0.31 0.28 0.08 0.24 0.16 1.02 0.00 0.00 0.91 0.08 0.04 NO. 0 1 1 2 2 2 2 0 0 2 1 1 Maximum Daily Rainfall 1.02 Maximum Monthly Rainfall 1.22 Total Annual Rainfall 3.50 Number of Days with Rain 14 Notes: Annual rainfall in millimeters: 89 Total down-time: 0.00 days 105 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Upper Grass Wash (gage # 5145) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .12 2 1.26 3 .04 .04 4 .04 5 6 7 8 9 10 11 .39 .55 12 .43 .04 .47 13 14 .04 15 .83 16 .28 17 .04 .24 18 .12 19 .67 20 21 .12 22 .04 23 .31 24 .04 .04 25 26 .12 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.43 0.59 0.12 0.43 0.08 1.38 0.00 0.00 0.83 1.73 0.67 ACC 0.00 0.43 1.02 1.14 1.57 1.65 3.03 3.03 3.03 3.86 5.59 6.26 MAX 0.00 0.43 0.39 0.12 0.31 0.04 1.26 0.00 0.00 0.47 0.83 0.67 NO. 0 1 4 1 4 2 2 0 0 4 4 1 Maximum Daily Rainfall 1.26 Maximum Monthly Rainfall 1.73 Total Annual Rainfall 6.26 Number of Days with Rain 23 Notes: Annual rainfall in millimeters: 159 Total down-time: 0.00 days 106 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Narrows Damsite (gage # 5150) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .67 3 .04 .16 .16 4 5 6 7 8 9 10 11 .39 .04 12 .71 13 14 .51 15 16 .04 .59 17 18 19 .08 20 21 .16 22 .04 23 .24 24 25 26 27 28 .04 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.75 0.39 0.20 0.31 0.16 0.83 0.00 0.00 1.10 0.04 0.08 ACC 0.00 0.75 1.14 1.34 1.65 1.81 2.64 2.64 2.64 3.74 3.78 3.86 MAX 0.00 0.71 0.39 0.16 0.24 0.16 0.67 0.00 0.00 0.59 0.04 0.08 NO. 0 2 1 2 3 1 2 0 0 2 1 1 Maximum Daily Rainfall 0.71 Maximum Monthly Rainfall 1.10 Total Annual Rainfall 3.86 Number of Days with Rain 15 Notes: Annual rainfall in millimeters: 98 Total down-time: 0.00 days 107 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Grass Wash @ US 60 (gage # 5155) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .31 2 .83 3 .04 .16 .04 4 .04 5 6 7 .04 8 9 10 .04 11 .04 .39 12 .59 .04 .08 13 14 .08 15 16 .55 17 18 .08 1.02 19 .04 .28 20 21 22 .08 23 .39 24 .08 .08 25 26 .04 27 28 .16 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.04 0.63 0.55 0.20 0.75 0.08 1.18 0.00 0.00 0.71 0.08 1.30 ACC 0.04 0.67 1.22 1.42 2.17 2.24 3.43 3.43 3.43 4.13 4.21 5.51 MAX 0.04 0.59 0.39 0.16 0.39 0.04 0.83 0.00 0.00 0.55 0.08 1.02 NO. 1 2 4 2 5 2 3 0 0 3 1 2 Maximum Daily Rainfall 1.02 Maximum Monthly Rainfall 1.30 Total Annual Rainfall 5.51 Number of Days with Rain 25 Notes: Annual rainfall in millimeters: 140 Total down-time: 0.00 days 108 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Tiger Wash (gage # 5160) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.14 3 .04 .12 .04 4 5 6 7 8 9 10 11 .04 .24 12 .31 .20 13 14 .28 15 .04 16 1.46 17 .04 18 19 .12 20 21 22 .04 .12 23 .55 24 25 26 .04 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.35 0.28 0.04 0.71 0.12 1.18 0.00 0.00 1.93 0.08 0.12 ACC 0.00 0.35 0.63 0.67 1.38 1.50 2.68 2.68 2.68 4.61 4.69 4.80 MAX 0.00 0.31 0.24 0.04 0.55 0.12 1.14 0.00 0.00 1.46 0.04 0.12 NO. 0 2 2 1 3 1 2 0 0 3 2 1 Maximum Daily Rainfall 1.46 Maximum Monthly Rainfall 1.93 Total Annual Rainfall 4.80 Number of Days with Rain 17 Notes: Annual rainfall in millimeters: 122 Total down-time: 0.00 days 109 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Outlaw Hill (gage # 5165) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .16 2 1.57 3 .04 .04 .08 .04 4 5 6 7 8 9 10 11 .04 .31 .12 12 .71 .04 .31 13 .04 .04 14 .04 15 16 .08 17 .28 18 .31 19 .12 20 .08 21 22 .04 .20 23 .51 24 .16 25 .20 26 .08 27 .12 28 .08 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.79 0.47 0.24 0.91 0.08 1.77 0.00 0.00 0.75 0.71 0.12 ACC 0.00 0.79 1.26 1.50 2.40 2.48 4.25 4.25 4.25 5.00 5.71 5.83 MAX 0.00 0.71 0.31 0.08 0.51 0.08 1.57 0.00 0.00 0.31 0.31 0.12 NO. 0 3 4 4 4 1 3 0 0 5 3 1 Maximum Daily Rainfall 1.57 Maximum Monthly Rainfall 1.77 Total Annual Rainfall 5.83 Number of Days with Rain 28 Notes: Annual rainfall in millimeters: 148 Total down-time: 0.00 days 110 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Gladden (gage # 5170) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .75 3 .08 .04 4 5 6 7 8 9 10 11 .04 .51 .31 12 .91 .04 13 14 .04 15 .08 16 .31 17 --------18 --------19 ----.51 20 21 .04 22 .08 23 .24 24 .04 25 26 .04 27 28 .08 29 .08 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.94 0.59 0.16 0.47 0.04 0.75 0.00 0.00 0.35 0.39 0.51 ACC 0.00 0.94 1.54 1.69 2.17 2.20 2.95 2.95 2.95 3.31 3.70 4.21 MAX 0.00 0.91 0.51 0.08 0.24 0.04 0.75 0.00 0.00 0.31 0.31 0.51 NO. 0 2 3 2 5 1 1 0 0 2 2 1 Maximum Daily Rainfall 0.91 Maximum Monthly Rainfall 0.94 Total Annual Rainfall 4.21 Number of Days with Rain 19 Notes: Annual rainfall in millimeters: 107 Total down-time: 6.51 days Gage 5170 down from 1/16 22:07 (39) through 1/20 20:34 (39) due to programming error; no rain fell. Gage 5170 down from 7/16 21:54 (84) through 7/19 11:38 (84) due to battery failure; no rain fell. 111 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Centennial @ Aguila (gage # 5175) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .12 2 1.18 3 .04 .16 .04 4 5 6 7 8 9 10 .04 11 .04 .43 ----.04 12 .55 .12 ----.31 13 ----14 ----.04 15 .08 16 .63 17 .31 18 .16 19 ----.55 20 .12 ----21 ----22 .04 ----23 .43 24 .04 ----25 --------26 .08 ----27 28 .12 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.59 0.67 0.31 0.59 0.04 1.30 0.00 0.00 0.98 0.63 0.55 ACC 0.00 0.59 1.26 1.57 2.17 2.20 3.50 3.50 3.50 4.49 5.12 5.67 MAX 0.00 0.55 0.43 0.12 0.43 0.04 1.18 0.00 0.00 0.63 0.31 0.55 NO. 0 2 4 4 2 1 2 0 0 3 5 1 Maximum Daily Rainfall 1.18 Maximum Monthly Rainfall 1.30 Total Annual Rainfall 5.67 Number of Days with Rain 24 Notes: Annual rainfall in millimeters: 144 Total down-time: 14.93 days Gage 5175 down from 2/18 21:04 (44) through 2/26 11:28 (55) due to Tx failure; assigned 11 mm to 2/23. Gage 5175 down from 3/10 15:03 (56) through 3/15 03:02 (56) due to programming error; no rain fell. Gage 5175 down from 7/24 12:39 (114) through 7/27 08:34 (114) due to radio failure; no rain fell. 112 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Centennial Wash (gage # 5180) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .08 2 .04 1.34 3 .04 .04 .08 .04 4 ----5 ----6 7 .04 8 9 10 11 .04 .43 .47 12 .51 .08 .59 13 .24 14 .04 15 16 .28 17 1.02 18 .35 19 .75 20 21 22 .04 .08 23 .24 24 .04 25 .08 26 .08 27 28 .12 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.55 0.59 0.24 0.39 0.08 1.50 0.00 0.00 0.98 2.09 0.75 ACC 0.00 0.55 1.14 1.38 1.81 1.89 3.39 3.39 3.39 4.37 6.46 7.20 MAX 0.00 0.51 0.43 0.12 0.24 0.08 1.34 0.00 0.00 0.59 1.02 0.75 NO. 0 2 3 4 4 1 4 0 0 4 4 1 Maximum Daily Rainfall 1.34 Maximum Monthly Rainfall 2.09 Total Annual Rainfall 7.20 Number of Days with Rain 27 Notes: Annual rainfall in millimeters: 183 Total down-time: 3.25 days Gage 5180 down from 6/03 11:15 (86) through 6/06 17:15 (86) for unknown reason; no rain fell. 113 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Harquahala Mtn. (gage # 5185) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .04 1.97 3 .12 .20 .08 .04 4 5 6 7 8 .08 9 10 .20 11 .12 .04 12 .91 .28 13 .04 14 .16 15 .35 16 .47 17 18 .04 19 .12 .98 20 21 .04 22 .16 23 .04 .71 24 .04 25 26 .24 .04 27 28 .12 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 1.02 0.55 0.31 1.22 0.12 2.01 0.00 0.00 0.67 0.63 1.06 ACC 0.00 1.02 1.57 1.89 3.11 3.23 5.24 5.24 5.24 5.91 6.54 7.60 MAX 0.00 0.91 0.28 0.12 0.71 0.08 1.97 0.00 0.00 0.47 0.35 0.98 NO. 0 2 3 4 5 2 2 0 0 3 4 2 Maximum Daily Rainfall 1.97 Maximum Monthly Rainfall 2.01 Total Annual Rainfall 7.60 Number of Days with Rain 27 Notes: Annual rainfall in millimeters: 193 Total down-time: 0.00 days 114 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Smith Peak (gage # 5190) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .16 2 .75 3 .04 .04 4 5 6 7 8 9 10 11 .04 .04 12 .79 .20 13 14 15 .20 16 .47 .04 17 18 19 .08 .67 20 .04 21 22 .08 23 .75 24 .04 25 26 .16 27 28 .08 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.83 0.35 0.08 0.98 0.04 0.94 0.00 0.00 0.47 0.28 0.67 ACC 0.00 0.83 1.18 1.26 2.24 2.28 3.23 3.23 3.23 3.70 3.98 4.65 MAX 0.00 0.79 0.20 0.08 0.75 0.04 0.75 0.00 0.00 0.47 0.20 0.67 NO. 0 2 2 1 5 1 3 0 0 1 3 1 Maximum Daily Rainfall 0.79 Maximum Monthly Rainfall 0.98 Total Annual Rainfall 4.65 Number of Days with Rain 19 Notes: Annual rainfall in millimeters: 118 Total down-time: 0.00 days 115 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Dead Horse Wash (gage # 5195) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .12 2 1.50 3 .08 4 .04 5 .04 6 7 8 9 10 .04 11 .28 12 .63 .04 .35 13 14 .04 15 .91 16 .24 17 .04 .12 18 19 .28 20 21 .04 22 .08 .08 23 .24 24 .08 25 26 .04 27 .04 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.63 0.43 0.12 0.35 0.12 1.61 0.00 0.00 0.67 1.10 0.28 ACC 0.00 0.63 1.06 1.18 1.54 1.65 3.27 3.27 3.27 3.94 5.04 5.31 MAX 0.00 0.63 0.28 0.08 0.24 0.08 1.50 0.00 0.00 0.35 0.91 0.28 NO. 0 1 4 2 3 2 2 0 0 4 4 1 Maximum Daily Rainfall 1.50 Maximum Monthly Rainfall 1.61 Total Annual Rainfall 5.31 Number of Days with Rain 23 Notes: Annual rainfall in millimeters: 135 Total down-time: 0.00 days 116 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Buckeye FRS # 1 (gage # 5200) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.14 3 .08 4 .04 5 .04 6 .04 7 8 9 10 .12 11 .12 12 .35 13 .04 .04 14 .16 15 16 17 18 19 20 21 22 .08 .04 23 .20 24 .04 25 26 .08 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.12 0.35 0.20 0.08 0.28 0.20 1.14 0.00 0.00 0.16 0.08 0.00 ACC 0.12 0.47 0.67 0.75 1.02 1.22 2.36 2.36 2.36 2.52 2.64 2.64 MAX 0.12 0.35 0.12 0.08 0.20 0.08 1.14 0.00 0.00 0.16 0.04 0.00 NO. 1 1 2 1 3 4 1 0 0 1 2 0 Maximum Daily Rainfall 1.14 Maximum Monthly Rainfall 1.14 Estimated Annual Rainfall 2.64 Number of Days with Rain 16 Notes: Estimated annual rainfall in millimeters: 67 April 2nd total of 29 mm was estimated from nearby gages. Total down-time: 0.00 days 117 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Buckeye FRS # 2 (gage # 5205) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .04 2 .04 1.22 3 .08 4 .08 5 .08 6 .12 7 8 9 10 .55 11 .20 .16 12 .39 13 .31 14 .20 15 16 17 18 19 .04 20 21 22 .04 .04 23 .04 .31 24 25 26 .08 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.55 0.39 0.28 0.08 0.35 0.43 1.26 0.00 0.00 0.20 0.43 0.04 ACC 0.55 0.94 1.22 1.30 1.65 2.09 3.39 3.39 3.39 3.58 4.02 4.06 MAX 0.55 0.39 0.20 0.04 0.31 0.16 1.22 0.00 0.00 0.20 0.31 0.04 NO. 1 1 2 2 2 5 2 0 0 1 2 1 Maximum Daily Rainfall 1.22 Maximum Monthly Rainfall 1.30 Total Annual Rainfall 4.06 Number of Days with Rain 19 Notes: Annual rainfall in millimeters: 103 Total down-time: 0.00 days 118 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Hassayampa Landfill (gage # 5210) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.18 3 .12 4 .51 .04 5 .08 6 .35 7 8 9 .28 10 .20 11 .16 12 .24 13 14 1.10 15 16 .12 17 18 .35 19 .08 20 21 22 .08 .04 23 .51 24 25 26 .04 27 ----28 ----29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.20 0.24 0.20 0.08 0.55 0.71 1.22 0.00 0.00 1.50 0.35 0.43 ACC 0.20 0.43 0.63 0.71 1.26 1.97 3.19 3.19 3.19 4.69 5.04 5.47 MAX 0.20 0.24 0.16 0.08 0.51 0.51 1.18 0.00 0.00 1.10 0.35 0.35 NO. 1 1 2 1 2 3 2 0 0 3 1 2 Maximum Daily Rainfall 1.18 Maximum Monthly Rainfall 1.50 Total Annual Rainfall 5.47 Number of Days with Rain 18 Notes: Annual rainfall in millimeters: 139 Total down-time: 2.86 days Gage 5210 down from 3/26 12:35 (50) through 3/29 09:20 (50) due to transmitter failure; no rain fell. 119 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Jackrabbit Wash (gage # 5215) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.18 3 .04 .12 4 5 6 7 .04 .04 8 9 10 11 .24 12 .43 13 .08 14 .08 15 .79 16 .24 .04 17 .12 18 .20 .12 19 .16 20 21 22 .04 .04 23 .51 24 .08 25 26 .08 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.43 0.31 0.04 0.59 0.12 1.22 0.00 0.00 0.39 1.26 0.28 ACC 0.00 0.43 0.75 0.79 1.38 1.50 2.72 2.72 2.72 3.11 4.37 4.65 MAX 0.00 0.43 0.24 0.04 0.51 0.12 1.18 0.00 0.00 0.24 0.79 0.16 NO. 0 1 2 1 3 1 2 0 0 3 6 2 Maximum Daily Rainfall 1.18 Maximum Monthly Rainfall 1.26 Total Annual Rainfall 4.65 Number of Days with Rain 21 Notes: Annual rainfall in millimeters: 118 Total down-time: 0.00 days 120 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Morristown (gage # 5220) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.54 3 .04 .04 4 .24 .04 5 6 7 .08 .31 8 9 10 11 .04 .28 12 .79 .04 13 14 .04 15 .51 16 .20 .08 17 .75 18 .24 .16 19 .04 .63 20 21 22 .04 .12 23 .43 24 .12 25 26 .12 27 .16 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.83 0.31 0.08 0.71 0.24 1.61 0.00 0.00 0.51 1.93 0.83 ACC 0.00 0.83 1.14 1.22 1.93 2.17 3.78 3.78 3.78 4.29 6.22 7.05 MAX 0.00 0.79 0.28 0.04 0.43 0.24 1.54 0.00 0.00 0.20 0.75 0.63 NO. 0 2 2 2 4 1 2 0 0 4 6 3 Maximum Daily Rainfall 1.54 Maximum Monthly Rainfall 1.93 Total Annual Rainfall 7.05 Number of Days with Rain 26 Notes: Annual rainfall in millimeters: 179 Total down-time: 0.00 days 121 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Hassayampa @ US 60 (gage # 5225) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .08 1.38 3 .04 .04 4 .16 5 6 7 .08 .08 8 9 10 11 .04 .31 1.02 12 .87 .04 .04 13 14 .08 15 .43 16 .12 17 18 .08 .08 19 .04 .08 20 21 .08 22 .08 23 .63 24 .08 25 26 ----.12 .28 27 ----.04 28 ----29 ----30 --------31 -------------------------------------------------------------------------------------------------SUM 0.00 0.91 0.47 0.12 0.83 0.28 1.46 0.00 0.00 0.51 1.65 0.16 ACC 0.00 0.91 1.38 1.50 2.32 2.60 4.06 4.06 4.06 4.57 6.22 6.38 MAX 0.00 0.87 0.31 0.08 0.63 0.16 1.38 0.00 0.00 0.28 1.02 0.08 NO. 0 2 3 2 4 3 2 0 0 4 5 2 Maximum Daily Rainfall 1.38 Maximum Monthly Rainfall 1.65 Total Annual Rainfall 6.38 Number of Days with Rain 27 Notes: Annual rainfall in millimeters: 162 Total down-time: 6.05 days Gage 5225 down from 11/25 09:42 (23) through 12/01 10:54 (23) due to battery failure; no rain fell. 122 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Sunset FRS (gage # 5230) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .08 1.26 3 .04 .04 4 .08 5 6 7 .04 .39 8 9 10 11 .28 .71 12 1.10 .04 13 14 .12 15 .83 16 .08 17 .04 18 .04 .04 19 .04 .08 20 21 .04 22 .08 23 .71 24 .08 25 26 .08 .12 27 .04 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 1.10 0.39 0.08 0.91 0.16 1.30 0.00 0.00 0.35 2.05 0.12 ACC 0.00 1.10 1.50 1.57 2.48 2.64 3.94 3.94 3.94 4.29 6.34 6.46 MAX 0.00 1.10 0.28 0.04 0.71 0.08 1.26 0.00 0.00 0.12 0.83 0.08 NO. 0 1 3 2 4 2 2 0 0 4 6 2 Maximum Daily Rainfall 1.26 Maximum Monthly Rainfall 2.05 Total Annual Rainfall 6.46 Number of Days with Rain 26 Notes: Annual rainfall in millimeters: 164 Total down-time: 0.00 days 123 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Belmont Mountains (gage # 5240) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .04 2 1.06 3 .04 .12 .04 4 .12 .16 5 6 7 .04 8 9 10 11 .24 12 .47 13 .20 14 .20 15 .20 16 17 18 .08 19 .35 20 21 22 .08 .04 23 .04 .39 24 25 26 .08 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.47 0.31 0.16 0.43 0.24 1.30 0.00 0.00 0.20 0.43 0.43 ACC 0.00 0.47 0.79 0.94 1.38 1.61 2.91 2.91 2.91 3.11 3.54 3.98 MAX 0.00 0.47 0.24 0.08 0.39 0.12 1.06 0.00 0.00 0.20 0.20 0.35 NO. 0 1 2 3 2 2 4 0 0 1 3 2 Maximum Daily Rainfall 1.06 Maximum Monthly Rainfall 1.30 Total Annual Rainfall 3.98 Number of Days with Rain 20 Notes: Annual rainfall in millimeters: 101 Total down-time: 0.00 days 124 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Sunnycove FRS (gage # 5245) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .04 1.18 3 .04 4 .16 5 6 7 .04 .31 8 9 10 11 .31 .47 12 ----- 1.18 13 ----.04 14 ----.04 15 ----.63 16 .08 17 18 .08 .08 19 .04 20 21 .04 22 .08 23 .63 24 .08 25 26 .12 .08 27 .04 .04 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 1.22 0.43 0.08 0.83 0.20 1.22 0.00 0.00 0.24 1.50 0.12 ACC 0.00 1.22 1.65 1.73 2.56 2.76 3.98 3.98 3.98 4.21 5.71 5.83 MAX 0.00 1.18 0.31 0.04 0.63 0.16 1.18 0.00 0.00 0.08 0.63 0.08 NO. 0 2 2 2 4 2 2 0 0 4 4 2 Maximum Daily Rainfall 1.18 Maximum Monthly Rainfall 1.50 Total Annual Rainfall 5.83 Number of Days with Rain 24 Notes: Annual rainfall in millimeters: 148 Total down-time: 4.85 days Gage 5245 down from 10/11 12:29 (0) through 10/16 08:46 (0) due to antenna problem; no rain fell. 125 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Twin Peaks (gage # 5250) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .12 2 .04 1.69 3 .04 .04 .04 4 .04 .04 5 6 ----7 ----.08 8 9 10 .31 11 .04 .24 .24 12 .98 13 14 .04 15 .91 16 .08 17 .08 18 .20 .08 19 .16 20 21 22 .16 23 .43 24 .12 25 .04 26 .12 .04 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 1.02 0.35 0.04 0.75 0.12 1.93 0.00 0.00 0.20 1.73 0.24 ACC 0.00 1.02 1.38 1.42 2.17 2.28 4.21 4.21 4.21 4.41 6.14 6.38 MAX 0.00 0.98 0.24 0.04 0.43 0.04 1.69 0.00 0.00 0.08 0.91 0.16 NO. 0 2 2 1 4 3 4 0 0 4 5 2 Maximum Daily Rainfall 1.69 Maximum Monthly Rainfall 1.93 Total Annual Rainfall 6.38 Number of Days with Rain 27 Notes: Annual rainfall in millimeters: 162 Total down-time: 3.00 days Gage 5250 down from 2/05 22:35 (37) through 2/08 22:35 (37) for unknown reason; no rain fell. 126 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Vulture Mine Rd. (gage # 5260) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.06 3 .04 .04 4 .12 5 6 7 8 9 10 11 .28 .28 12 1.06 .12 13 14 .04 15 1.02 16 .08 17 .04 18 .08 .04 19 .16 20 21 22 23 .43 24 .12 25 26 .08 .12 27 .08 28 29 30 ----31 ----- -------------------------------------------------------------------------------------------------SUM 0.00 1.06 0.35 0.04 0.59 0.12 1.06 0.00 0.00 0.43 1.42 0.20 ACC 0.00 1.06 1.42 1.46 2.05 2.17 3.23 3.23 3.23 3.66 5.08 5.28 MAX 0.00 1.06 0.28 0.04 0.43 0.12 1.06 0.00 0.00 0.12 1.02 0.16 NO. 0 1 2 1 3 1 1 0 0 5 4 2 Maximum Daily Rainfall 1.06 Maximum Monthly Rainfall 1.42 Total Annual Rainfall 5.28 Number of Days with Rain 20 Notes: Annual rainfall in millimeters: 134 Total down-time: 0.00 days 127 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Coyote Wash (gage # 5265) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.69 3 .12 4 .04 5 6 7 .08 8 9 10 11 .20 12 .43 .04 13 .08 14 .39 15 .47 16 .08 17 18 .20 19 .24 20 21 ----22 ----.08 .04 23 ----.51 24 ----25 26 .08 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.43 0.31 0.08 0.55 0.16 1.77 0.00 0.00 0.47 0.75 0.24 ACC 0.00 0.43 0.75 0.83 1.38 1.54 3.31 3.31 3.31 3.78 4.53 4.76 MAX 0.00 0.43 0.20 0.08 0.51 0.12 1.69 0.00 0.00 0.39 0.47 0.24 NO. 0 1 3 1 2 2 2 0 0 2 3 1 Maximum Daily Rainfall 1.69 Maximum Monthly Rainfall 1.77 Total Annual Rainfall 4.76 Number of Days with Rain 17 Notes: Annual rainfall in millimeters: 121 Total down-time: 4.25 days Gage 5265 down from 11/20 19:01 (11) through 11/25 01:01 (11) for unknown reason; no rain fell. 128 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Box Wash (gage # 5270) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .20 2 .04 1.61 3 .04 .04 4 .04 5 .04 6 7 8 9 10 11 .04 .35 .31 12 .67 13 .04 14 .04 15 1.10 16 .04 17 .04 18 .16 19 ----.08 20 ----21 ----22 .16 ----23 .35 24 .08 25 .04 26 .04 .08 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.71 0.43 0.00 0.63 0.16 1.81 0.00 0.00 0.20 1.46 0.24 ACC 0.00 0.71 1.14 1.14 1.77 1.93 3.74 3.74 3.74 3.94 5.39 5.63 MAX 0.00 0.67 0.35 0.00 0.35 0.04 1.61 0.00 0.00 0.08 1.10 0.16 NO. 0 2 3 0 4 4 2 0 0 4 3 2 Maximum Daily Rainfall 1.61 Maximum Monthly Rainfall 1.81 Total Annual Rainfall 5.63 Number of Days with Rain 24 Notes: Annual rainfall in millimeters: 143 Total down-time: 4.77 days Gage 5270 down from 8/18 15:48 (137) through 8/23 10:14 (137) for unknown reason; no rain fell. 129 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Sols Wash @ SR 71 (gage # 5275) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .24 2 .04 1.38 3 .08 4 .35 5 6 7 .12 8 9 10 11 .04 .35 12 .59 .31 .08 13 14 .08 15 16 17 .20 18 .20 19 .16 1.30 20 21 22 .16 23 .79 24 .16 .39 25 .75 26 .08 .24 27 .04 28 .20 .04 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.63 0.75 0.20 1.18 0.39 1.73 0.00 0.00 1.57 0.35 1.54 ACC 0.00 0.63 1.38 1.57 2.76 3.15 4.88 4.88 4.88 6.46 6.81 8.35 MAX 0.00 0.59 0.35 0.20 0.79 0.35 1.38 0.00 0.00 0.75 0.20 1.30 NO. 0 2 3 1 4 2 3 0 0 6 2 3 Maximum Daily Rainfall 1.38 Maximum Monthly Rainfall 1.73 Total Annual Rainfall 8.35 Number of Days with Rain 26 Notes: Annual rainfall in millimeters: 212 Total down-time: 0.00 days 130 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Hassayampa R. @ I -10 (gage # 5280) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.10 3 .08 4 .04 .04 5 .04 6 7 8 9 10 .08 11 .12 12 .43 13 .08 .04 14 .51 15 .04 16 17 18 19 20 21 22 .12 .04 23 .51 24 .08 25 26 .04 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.08 0.43 0.16 0.12 0.63 0.24 1.14 0.00 0.00 0.51 0.08 0.00 ACC 0.08 0.51 0.67 0.79 1.42 1.65 2.80 2.80 2.80 3.31 3.39 3.39 MAX 0.08 0.43 0.12 0.12 0.51 0.08 1.10 0.00 0.00 0.51 0.04 0.00 NO. 1 1 2 1 3 4 2 0 0 1 2 0 Maximum Daily Rainfall 1.10 Maximum Monthly Rainfall 1.14 Total Annual Rainfall 3.39 Number of Days with Rain 17 Notes: Annual rainfall in millimeters: 86 Total down-time: 0.00 days 131 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Yarnell Hill (gage # 5290) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .12 2 1.61 3 .12 .08 .04 .04 4 .12 5 .12 6 7 .63 .16 8 9 10 .04 11 .08 .31 12 ----- 2.32 .59 .20 13 ----.04 .12 14 .16 15 16 .04 .16 17 .24 18 .28 19 .08 .04 .24 1.46 20 .04 21 22 .47 23 1.14 24 .43 25 1.34 26 .31 .71 27 .20 28 .04 .04 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 2.48 0.91 0.28 2.40 0.59 2.40 0.00 0.00 2.20 1.42 1.46 ACC 0.00 2.48 3.39 3.66 6.06 6.65 9.06 9.06 9.06 11.26 12.68 14.13 MAX 0.00 2.32 0.59 0.12 1.14 0.20 1.61 0.00 0.00 1.34 0.31 1.46 NO. 0 4 2 4 7 5 4 0 0 3 7 1 Maximum Daily Rainfall 2.32 Maximum Monthly Rainfall 2.48 Total Annual Rainfall Number of Days with Rain 14.13 37 Notes: Annual rainfall in millimeters: 359 Total down-time: 2.78 days Gage 5290 down from 10/11 15:12 (0) through 10/14 09:55 (0) due to battery failure; no rain fell. 132 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Hassayampa @ Box Canyon (gage # 5305) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.34 3 .12 .08 .04 .04 4 1.38 5 .04 6 7 .12 8 .04 9 10 .04 11 .04 .31 .04 .51 12 1.10 .08 .08 13 .04 .04 14 .31 15 .51 16 .20 .12 17 18 19 .08 .24 .35 20 21 22 .20 23 .67 24 .12 25 26 .12 .83 27 .12 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 1.18 0.51 0.12 1.26 1.57 1.57 0.00 0.00 1.34 1.42 0.35 ACC 0.00 1.18 1.69 1.81 3.07 4.65 6.22 6.22 6.22 7.56 8.98 9.33 MAX 0.00 1.10 0.31 0.12 0.67 1.38 1.34 0.00 0.00 0.83 0.51 0.35 NO. 0 3 3 1 6 5 5 0 0 3 5 1 Maximum Daily Rainfall 1.38 Maximum Monthly Rainfall 1.57 Total Annual Rainfall 9.33 Number of Days with Rain 32 Notes: Annual rainfall in millimeters: 237 Total down-time: 0.00 days 133 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at O'Brien Gulch (gage # 5320) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.65 3 .24 .12 4 .39 .08 5 .55 6 7 .16 8 9 10 11 .04 .31 .08 12 .91 .08 .28 .04 13 .12 14 .08 15 16 .04 1.34 17 .04 18 19 .08 .20 20 21 22 .16 23 .39 24 .08 25 26 .20 .28 27 .20 28 .04 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.94 0.59 0.24 0.98 1.34 1.89 0.00 0.00 0.43 1.54 0.20 ACC 0.00 0.94 1.54 1.77 2.76 4.09 5.98 5.98 5.98 6.42 7.95 8.23 MAX 0.00 0.91 0.31 0.24 0.39 0.55 1.65 0.00 0.00 0.28 1.34 0.20 NO. 0 2 3 1 6 4 3 0 0 4 4 1 Maximum Daily Rainfall 1.65 Maximum Monthly Rainfall 1.89 Total Annual Rainfall 8.23 Number of Days with Rain 28 Notes: Annual rainfall in millimeters: 209 Total down-time: 0.00 days 134 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Minnehaha (gage # 5335) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .24 2 .16 1.93 3 .08 .04 .08 4 .20 .16 .08 5 .04 .24 .16 .12 6 .04 7 .12 .63 8 .04 9 .12 .12 10 .31 11 .08 .04 .04 12 2.91 .31 .51 .24 .08 13 .04 .31 .08 14 .12 .04 15 .12 16 .28 .51 17 .08 18 .08 .47 19 .20 .98 20 .04 21 22 .04 .24 23 .55 24 .63 25 .71 26 .28 .28 27 .24 28 .08 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.31 3.03 0.59 0.16 1.97 1.42 2.72 0.00 0.00 1.65 2.09 1.54 ACC 0.31 3.35 3.94 4.09 6.06 7.48 10.20 10.20 10.20 11.85 13.94 15.47 MAX 0.31 2.91 0.31 0.08 0.63 0.51 1.93 0.00 0.00 0.71 0.63 0.98 NO. 1 3 2 3 7 6 8 0 0 6 12 3 Maximum Daily Rainfall 2.91 Maximum Monthly Rainfall 3.03 Total Annual Rainfall Number of Days with Rain 15.47 51 Notes: Annual rainfall in millimeters: 393 Total down-time: 0.00 days 135 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Towers Mountain (gage # 5340) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .35 .08 .04 .20 2 1.30 3 .04 .08 .16 4 .04 .04 .12 .20 5 .04 .04 .16 .35 .12 6 .08 7 .04 8 .12 9 .04 .04 10 .04 .08 11 .12 .31 .04 12 3.43 .04 .59 .47 13 .12 .08 .08 .08 14 .04 15 .12 16 .83 .59 17 2.01 18 .20 1.06 19 .04 .31 2.72 20 .04 .20 .16 21 22 .04 23 .16 .12 .04 24 .20 .24 .16 25 .24 .24 .75 26 1.22 .08 1.02 27 .16 28 .04 29 .04 30 ----31 .04 -------------------------------------------------------------------------------------------------SUM 0.08 4.02 1.69 0.35 1.10 0.98 2.20 0.00 0.24 3.82 3.58 4.13 ACC 0.08 4.09 5.79 6.14 7.24 8.23 10.43 10.43 10.67 14.49 18.07 22.20 MAX 0.04 3.43 1.22 0.16 0.24 0.59 1.30 0.00 0.24 1.02 2.01 2.72 NO. 2 4 5 5 12 6 7 0 1 9 10 4 Maximum Daily Rainfall 3.43 Maximum Monthly Rainfall 4.13 Total Annual Rainfall Number of Days with Rain 22.20 65 Notes: Annual rainfall in millimeters: 564 Total down-time: 0.00 days 136 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Hassayampa @ Wagoner Rd (gage # 5350) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .04 2 1.02 3 .04 .12 4 5 .04 .04 6 7 .39 8 .04 9 10 11 .16 .24 12 2.05 .04 .28 13 .28 .04 14 .43 15 .12 16 .04 .16 17 .24 18 .04 .16 19 .04 .43 2.01 20 .16 21 22 .20 23 .87 24 .08 .08 25 .39 26 .51 .47 27 .24 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 2.09 0.75 0.08 1.50 0.59 1.50 0.00 0.00 1.57 1.22 2.17 ACC 0.00 2.09 2.83 2.91 4.41 5.00 6.50 6.50 6.50 8.07 9.29 11.46 MAX 0.00 2.05 0.51 0.04 0.87 0.28 1.02 0.00 0.00 0.47 0.43 2.01 NO. 0 2 4 2 5 3 4 0 0 6 6 2 Maximum Daily Rainfall 2.05 Maximum Monthly Rainfall 2.17 Total Annual Rainfall Number of Days with Rain 11.46 34 Notes: Annual rainfall in millimeters: 291 Total down-time: 0.00 days 137 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Wilhoit (gage # 5365) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .08 2 .04 .79 3 .12 .08 .08 4 .04 5 .24 6 7 .04 .43 8 .08 9 10 .12 .20 11 .04 .04 .28 12 1.54 .08 .04 .04 13 .04 .04 14 15 .43 .04 16 .04 .39 .08 17 .59 18 .08 19 .08 .04 .67 20 .12 21 .04 22 .12 23 .63 24 .12 .04 .04 25 1.06 26 .20 1.22 27 .24 28 .16 29 .12 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.12 1.65 0.35 0.12 1.57 0.20 1.22 0.00 0.04 3.27 1.69 0.75 ACC 0.12 1.77 2.13 2.24 3.82 4.02 5.24 5.24 5.28 8.54 10.24 10.98 MAX 0.12 1.54 0.20 0.12 0.63 0.04 0.79 0.00 0.04 1.22 0.59 0.67 NO. 1 4 3 1 9 5 5 0 1 6 8 2 Maximum Daily Rainfall 1.54 Maximum Monthly Rainfall 3.27 Total Annual Rainfall Number of Days with Rain 10.98 45 Notes: Annual rainfall in millimeters: 279 Total down-time: 0.00 days 138 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Mt. Union (gage # 5380) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .04 .20 .16 2 .04 .04 1.02 3 .24 .39 .35 4 .20 .04 .16 5 .04 .31 .71 6 .20 .35 .08 .59 7 .24 .28 .12 8 .08 ----9 ----.35 10 .16 .04 11 .16 ----.20 .12 12 2.32 .08 .47 ----.04 13 .16 ----.20 14 .16 15 16 1.30 1.14 17 1.06 18 .04 .08 .47 19 .16 .04 .28 3.66 20 .16 .35 21 .16 22 .12 23 .24 .20 24 .04 .28 .12 25 .08 .51 1.57 26 1.06 .16 .12 .87 27 .04 .24 .12 28 .04 .04 29 .28 30 .04 ----31 ----.04 ---------------------------------------------------------------------------------------------SUM 0.16 2.48 1.69 1.50 2.24 1.97 2.60 0.00 0.00 4.61 3.98 4.17 ACC 0.16 2.64 4.33 5.83 8.07 10.04 12.64 12.64 12.64 17.24 21.22 25.39 MAX 0.16 2.32 1.06 0.24 0.51 0.47 1.02 0.00 0.00 1.57 1.14 3.66 NO. 1 2 8 13 10 8 6 0 0 9 10 3 Maximum Daily Rainfall 3.66 Maximum Monthly Rainfall 4.61 Total Annual Rainfall Number of Days with Rain 25.39 70 Notes: Annual rainfall in millimeters: 645 Total down-time: 6.84 days Gage 5380 down from 4/07 17:29 (321) through 4/10 16:46 (321) for unknown reason; no rain fell. Gage 5380 down from 6/10 12:25 (321) through 6/14 09:14 (321) due to vandalism, no rain fell. 139 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Agua Fria @ Buckeye (gage # 5400) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 ----- ----- ----- ----- ----- ----- ----2 ----- ----- ----- ----- ----- ----- --------3 ----- ----- ----- ----- ----- ----- --------4 ----- ----- ----- ----- ----- ----- --------.98 5 ----- ----- ----- ----- ----- ----- ----6 ----- ----- ----- ----- ----- ----- ----7 ----- ----- ----- ----- ----- ----- ----8 ----- ----- ----- ----- ----- ----- ----9 ----- ----- ----- ----- ----- ----- ----10 ----- ----- ----- ----- ----- ----- ----11 ----- ----- ----- ----- ----- ----- ----12 ----- ----- ----- ----- ----- ----- ----13 ----- ----- ----- ----- ----- ----- ----.35 14 ----- ----- ----- ----- ----- ----- ----.55 15 ----- ----- ----- ----- ----- ----- ----16 ----- ----- ----- ----- ----- ----- ----17 ----- ----- ----- ----- ----- ----- ----18 ----- ----- ----- ----- ----- ----- ----19 ----- ----- ----- ----- ----- ----- ----20 ----- ----- ----- ----- ----- ----- ----21 ----- ----- ----- ----- ----- ----- ----22 ----- ----- ----- ----- ----- ----- ----23 ----- ----- ----- ----- ----- ----- ----24 ----- ----- ----- ----- ----- ----- ----25 ----- ----- ----- ----- ----- ----- ----.04 26 ----- ----- ----- ----- ----- ----- ----.04 27 ----- ----- ----- ----- ----- ----- ----28 ----- ----- ----- ----- ----- ----- ----29 ----- ----- ----- ----- ----- ----30 ----- ----- ----- ----- ----- ----31 ----- ----- ----- ----- ----- ----- -----------------------------------------------------------------------------------------SUM ----- ----- ----- ----- ----- ----- 0.00 0.00 0.00 0.63 0.35 0.98 ACC ----- ----- ----- ----- ----- ----- 0.00 0.00 0.00 0.63 0.98 1.97 MAX ----- ----- ----- ----- ----- ----- 0.00 0.00 0.00 0.55 0.35 0.98 NO. ----- ----- ----- ----- ----- ----- 0 0 0 3 1 1 Maximum Daily Rainfall 0.98 Maximum Monthly Rainfall 0.98 Partial Annual Rainfall 1.97 Number of Days with Rain 5 Notes: Partial annual rainfall in millimeters: 50 Total down-time: 214.76 days Station back in service on 04/29/2004. Gage 5400 down from 7/01 20:01 (0) through 7/05 08:20 (0) for unknown reason; no rain fell. 140 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Colter @ El Mirage (gage # 5405) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .04 .91 3 .04 4 .43 .31 .12 5 6 7 8 9 .16 10 .16 11 .20 12 .71 13 .04 14 .04 15 16 .12 17 18 .08 .31 19 .04 20 21 22 .16 .04 23 .67 24 .08 25 26 .04 .04 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.16 0.71 0.24 0.16 0.71 0.55 1.38 0.00 0.00 0.08 0.31 0.43 ACC 0.16 0.87 1.10 1.26 1.97 2.52 3.90 3.90 3.90 3.98 4.29 4.72 MAX 0.16 0.71 0.20 0.16 0.67 0.43 0.91 0.00 0.00 0.04 0.12 0.31 NO. 1 1 2 1 2 4 3 0 0 2 4 2 Maximum Daily Rainfall 0.91 Maximum Monthly Rainfall 1.38 Total Annual Rainfall 4.72 Number of Days with Rain 22 Notes: Annual rainfall in millimeters: 120 Total down-time: 0.00 days 141 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Dysart Drain @ LAFB (gage # 5410) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .04 .83 3 4 .51 .35 5 6 7 8 9 .08 10 .16 .04 11 .20 12 .83 13 .04 .04 14 .08 15 16 .16 17 18 .75 .51 19 .04 20 21 22 .12 23 .63 24 25 26 .04 .20 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.16 0.87 0.24 0.12 0.63 0.59 1.30 0.00 0.00 0.28 0.91 0.55 ACC 0.16 1.02 1.26 1.38 2.01 2.60 3.90 3.90 3.90 4.17 5.08 5.63 MAX 0.16 0.83 0.20 0.12 0.63 0.51 0.83 0.00 0.00 0.20 0.75 0.51 NO. 1 2 2 1 1 3 4 0 0 2 2 2 Maximum Daily Rainfall 0.83 Maximum Monthly Rainfall 1.30 Total Annual Rainfall 5.63 Number of Days with Rain 20 Notes: Annual rainfall in millimeters: 143 Total down-time: 0.00 days 142 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at White Tank FRS # 3 (gage # 5415) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 ----2 .04 .87 ----3 .08 .04 4 .24 .04 5 6 7 8 9 10 1.38 ----11 .20 .24 ----.55 12 .63 13 14 .20 15 .04 16 17 18 .39 19 20 21 22 .12 .04 23 .51 24 25 26 .08 .35 27 28 29 .59 30 --------31 ----------------- -------------------------------------------------------------------------------------SUM 1.38 0.63 0.28 0.12 0.55 0.59 0.94 0.00 0.00 0.55 0.98 0.59 ACC 1.38 2.01 2.28 2.40 2.95 3.54 4.49 4.49 4.49 5.04 6.02 6.61 MAX 1.38 0.63 0.20 0.12 0.51 0.24 0.87 0.00 0.00 0.35 0.55 0.59 NO. 1 1 2 1 2 4 3 0 0 2 3 1 Maximum Daily Rainfall 1.38 Maximum Monthly Rainfall 1.38 Total Annual Rainfall 6.61 Number of Days with Rain 20 Notes: Annual rainfall in millimeters: 168 Total down-time: 7.80 days Gage 5415 down from 4/09 18:54 (114) through 4/12 07:34 (114) due to transmitter failure; assume no rain fell. Gage 5415 down from 7/29 01:30 (128) through 8/03 08:03 (128) due to transmitter failure; no rain fell. 143 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Ford Canyon Wash (gage # 5425) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .04 2 .08 1.22 3 .04 .04 .04 4 .39 .04 .08 5 6 7 .04 8 9 .08 10 1.06 .04 11 .24 .08 12 .87 13 14 .24 15 .55 16 17 18 .04 19 .67 20 21 22 .12 23 .67 24 .04 25 26 .24 27 .08 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 1.06 0.87 0.47 0.20 0.67 0.51 1.50 0.00 0.00 0.31 0.63 0.79 ACC 1.06 1.93 2.40 2.60 3.27 3.78 5.28 5.28 5.28 5.59 6.22 7.01 MAX 1.06 0.87 0.24 0.12 0.67 0.39 1.22 0.00 0.00 0.24 0.55 0.67 NO. 1 1 2 3 1 3 7 0 0 2 2 3 Maximum Daily Rainfall 1.22 Maximum Monthly Rainfall 1.50 Total Annual Rainfall 7.01 Number of Days with Rain 25 Notes: Annual rainfall in millimeters: 178 Total down-time: 0.00 days 144 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at White Tank Peak (gage # 5430) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .08 2 .08 1.38 3 .12 .08 4 .47 .04 .08 5 .12 6 .04 7 8 9 10 2.28 11 .20 .28 12 .79 .04 13 14 .24 15 .35 16 17 18 .04 19 .28 20 21 22 .16 .04 23 .35 24 .04 25 .04 26 .31 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 2.28 0.98 0.63 0.31 0.43 0.75 1.50 0.00 0.00 0.24 0.39 0.39 ACC 2.28 3.27 3.90 4.21 4.65 5.39 6.89 6.89 6.89 7.13 7.52 7.91 MAX 2.28 0.79 0.31 0.16 0.35 0.47 1.38 0.00 0.00 0.24 0.35 0.28 NO. 1 2 3 3 3 4 3 0 0 1 2 3 Maximum Daily Rainfall 2.28 Maximum Monthly Rainfall 2.28 Total Annual Rainfall 7.91 Number of Days with Rain 25 Notes: Annual rainfall in millimeters: 201 Total down-time: 0.00 days 145 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at McMicken Floodway (gage # 5435) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.14 3 .08 .04 4 5 6 7 8 9 10 .63 11 .04 .16 .24 12 .63 13 14 15 .28 16 17 18 19 .87 20 21 22 .16 23 .67 24 25 26 .04 27 .04 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.63 0.67 0.20 0.24 0.67 0.04 1.14 0.00 0.00 0.04 0.51 0.87 ACC 0.63 1.30 1.50 1.73 2.40 2.44 3.58 3.58 3.58 3.62 4.13 5.00 MAX 0.63 0.63 0.16 0.16 0.67 0.04 1.14 0.00 0.00 0.04 0.28 0.87 NO. 1 2 2 2 1 1 1 0 0 1 2 1 Maximum Daily Rainfall 1.14 Maximum Monthly Rainfall 1.14 Total Annual Rainfall 5.00 Number of Days with Rain 14 Notes: Annual rainfall in millimeters: 127 Total down-time: 0.00 days 146 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at McMicken Dam South (gage # 5440) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .08 1.06 3 .04 4 .39 .08 .12 5 6 7 8 9 .04 10 .94 .04 11 .04 .04 .04 .28 12 .35 .12 13 .20 .04 .04 14 .24 15 .43 16 17 18 .08 19 .47 20 21 22 .04 .04 23 .67 24 .04 25 26 .04 27 .04 28 .04 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.98 0.59 0.24 0.12 0.71 0.55 1.22 0.00 0.00 0.28 0.71 0.67 ACC 0.98 1.57 1.81 1.93 2.64 3.19 4.41 4.41 4.41 4.69 5.39 6.06 MAX 0.94 0.35 0.12 0.04 0.67 0.39 1.06 0.00 0.00 0.24 0.43 0.47 NO. 2 3 4 3 2 4 4 0 0 2 2 3 Maximum Daily Rainfall 1.06 Maximum Monthly Rainfall 1.22 Estimated Annual Rainfall 6.06 Number of Days with Rain 29 Notes: Estimated annual rainfall in millimeters: 154 Feb. 23rd total of 18 mm was estimated from neaby gages. Total down-time: 0.00 days 147 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at McMicken Dam (gage # 5445) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 --------2 ----1.18 3 .04 4 5 6 7 8 9 10 .59 11 .12 .28 12 .47 13 14 15 .08 16 17 18 19 .75 20 21 22 .08 23 .59 24 25 26 27 28 29 ----30 --------31 ----------------- -------------------------------------------------------------------------------------SUM 0.59 0.47 0.12 0.12 0.59 0.00 1.18 0.00 0.00 0.00 0.35 0.75 ACC 0.59 1.06 1.18 1.30 1.89 1.89 3.07 3.07 3.07 3.07 3.43 4.17 MAX 0.59 0.47 0.12 0.08 0.59 0.00 1.18 0.00 0.00 0.00 0.28 0.75 NO. 1 1 1 2 1 0 1 0 0 0 2 1 Maximum Daily Rainfall 1.18 Maximum Monthly Rainfall 1.18 Total Annual Rainfall 4.17 Number of Days with Rain 10 Notes: Annual rainfall in millimeters: 106 Total down-time: 7.44 days Gage 5445 down from 12/31 12:39 (30) through 1/03 06:39 (30) for unknown reason; no rain fell. Gage 5445 down from 7/28 19:01 (78) through 8/02 11:40 (78) due to programming error; no rain fell. 148 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Patton Road (gage # 5450) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .08 2 1.61 3 .04 4 .04 .04 5 6 7 ----8 ----9 ----10 ----11 .04 .20 ----12 .98 13 .04 14 15 .55 16 .08 17 18 19 .20 20 21 22 .04 .08 23 .43 24 .04 25 26 .16 .08 27 .08 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 1.02 0.35 0.04 0.55 0.12 1.73 0.00 0.00 0.16 0.63 0.20 ACC 0.00 1.02 1.38 1.42 1.97 2.09 3.82 3.82 3.82 3.98 4.61 4.80 MAX 0.00 0.98 0.20 0.04 0.43 0.04 1.61 0.00 0.00 0.08 0.55 0.20 NO. 0 2 2 1 3 3 3 0 0 2 2 1 Maximum Daily Rainfall 1.61 Maximum Monthly Rainfall 1.73 Total Annual Rainfall 4.80 Number of Days with Rain 19 Notes: Annual rainfall in millimeters: 122 Total down-time: 5.80 days Gage 5450 down from 7/06 15:14 (97) through 7/12 10:19 (97) due to transmitter failure; no rain fell. 149 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Wittmann (gage # 5455) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .04 1.69 3 .04 4 .28 5 6 7 .04 8 9 10 .12 11 .04 .12 12 1.06 .04 13 .08 14 .04 15 .12 16 .04 17 18 19 .35 20 21 22 .08 .12 23 .51 24 .04 25 26 .08 ----.08 27 ----.08 28 ----29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.12 1.10 0.24 0.12 0.67 0.39 1.73 0.00 0.00 0.20 0.16 0.35 ACC 0.12 1.22 1.46 1.57 2.24 2.64 4.37 4.37 4.37 4.57 4.72 5.08 MAX 0.12 1.06 0.12 0.08 0.51 0.28 1.69 0.00 0.00 0.08 0.12 0.35 NO. 1 2 3 2 3 3 2 0 0 3 2 1 Maximum Daily Rainfall 1.69 Maximum Monthly Rainfall 1.73 Total Annual Rainfall 5.08 Number of Days with Rain 22 Notes: Annual rainfall in millimeters: 129 Total down-time: 3.56 days Gage 5455 down from 2/25 20:28 (57) through 2/29 09:52 (57) for unknown reason; no rain fell. 150 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Chrysler Proving Ground (gage # 5460) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.54 3 .04 4 .20 5 6 7 .08 8 9 .04 10 .04 11 .08 12 .87 .04 13 14 .04 15 .04 16 .20 17 18 19 .59 20 21 22 .04 .08 23 .55 24 .08 25 26 .08 .12 27 .12 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.04 0.87 0.20 0.04 0.71 0.24 1.65 0.00 0.00 0.28 0.24 0.59 ACC 0.04 0.91 1.10 1.14 1.85 2.09 3.74 3.74 3.74 4.02 4.25 4.84 MAX 0.04 0.87 0.08 0.04 0.55 0.20 1.54 0.00 0.00 0.12 0.20 0.59 NO. 1 1 3 1 3 2 3 0 0 3 2 1 Maximum Daily Rainfall 1.54 Maximum Monthly Rainfall 1.65 Total Annual Rainfall 4.84 Number of Days with Rain 20 Notes: Annual rainfall in millimeters: 123 Total down-time: 0.00 days 151 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at NW Regional Landfill (gage # 5465) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.85 3 .04 .04 4 .20 5 6 .16 7 .04 8 9 10 .24 11 .04 .16 12 .75 13 .08 14 .04 15 .63 16 17 18 .04 19 .24 20 21 22 .12 23 1.10 24 25 26 .12 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.24 0.87 0.28 0.16 1.10 0.04 2.09 0.00 0.00 0.04 0.79 0.28 ACC 0.24 1.10 1.38 1.54 2.64 2.68 4.76 4.76 4.76 4.80 5.59 5.87 MAX 0.24 0.75 0.16 0.12 1.10 0.04 1.85 0.00 0.00 0.04 0.63 0.24 NO. 1 3 2 2 1 1 3 0 0 1 2 2 Maximum Daily Rainfall 1.85 Maximum Monthly Rainfall 2.09 Total Annual Rainfall 5.87 Number of Days with Rain 18 Notes: Annual rainfall in millimeters: 149 Total down-time: 0.00 days 152 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at CAP @ 163rd Ave. (gage # 5470) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .08 2 .04 1.42 3 .04 .04 4 .31 5 .04 6 7 .04 8 9 10 .51 11 .04 .16 12 .71 13 14 .04 15 .08 16 .16 17 18 .08 .24 19 .43 20 21 22 .12 .04 23 1.18 24 .08 25 26 .08 27 .20 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.51 0.83 0.24 0.16 1.34 0.39 1.46 0.00 0.00 0.24 0.31 0.67 ACC 0.51 1.34 1.57 1.73 3.07 3.46 4.92 4.92 4.92 5.16 5.47 6.14 MAX 0.51 0.71 0.16 0.12 1.18 0.31 1.42 0.00 0.00 0.20 0.16 0.43 NO. 1 3 2 2 4 3 2 0 0 2 3 2 Maximum Daily Rainfall 1.42 Maximum Monthly Rainfall 1.46 Total Annual Rainfall 6.14 Number of Days with Rain 24 Notes: Annual rainfall in millimeters: 156 Total down-time: 0.00 days 153 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Circle City (gage # 5475) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.65 3 .04 .04 4 .16 5 6 .24 7 .16 8 9 10 11 .24 .08 12 .79 13 14 .08 15 .16 16 .12 17 .28 18 .16 19 .39 20 21 22 .04 .12 23 .47 24 .12 25 26 .04 .08 27 .16 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.79 0.28 0.08 0.71 0.20 1.81 0.00 0.00 0.31 0.87 0.55 ACC 0.00 0.79 1.06 1.14 1.85 2.05 3.86 3.86 3.86 4.17 5.04 5.59 MAX 0.00 0.79 0.24 0.04 0.47 0.16 1.65 0.00 0.00 0.16 0.28 0.39 NO. 0 1 2 2 3 2 2 0 0 3 5 2 Maximum Daily Rainfall 1.65 Maximum Monthly Rainfall 1.81 Total Annual Rainfall 5.59 Number of Days with Rain 22 Notes: Annual rainfall in millimeters: 142 Total down-time: 0.00 days 154 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Upper Trilby Wash (gage # 5485) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .08 2 .08 .75 3 .08 .08 4 .20 .35 5 .08 6 7 .16 .12 8 9 10 11 .08 .28 .04 .04 12 1.26 .04 13 .04 14 .04 15 .08 16 17 18 .04 .16 19 .51 20 21 22 .04 .20 23 .51 24 .04 .20 25 26 .04 .28 27 .04 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 1.34 0.35 0.12 0.83 0.43 0.98 0.00 0.00 0.55 0.28 1.02 ACC 0.00 1.34 1.69 1.81 2.64 3.07 4.06 4.06 4.06 4.61 4.88 5.91 MAX 0.00 1.26 0.28 0.08 0.51 0.20 0.75 0.00 0.00 0.28 0.12 0.51 NO. 0 2 3 2 4 5 3 0 0 4 4 3 Maximum Daily Rainfall 1.26 Maximum Monthly Rainfall 1.34 Total Annual Rainfall 5.91 Number of Days with Rain 30 Notes: Annual rainfall in millimeters: 150 Total down-time: 0.00 days 155 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Castle Hot Springs (gage # 5490) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .04 2 .04 1.77 3 .04 4 .20 .04 5 .04 .08 6 7 .08 .08 8 9 10 11 .04 .20 12 .98 .04 .04 13 .04 .04 14 15 .04 16 .08 17 .08 18 .35 .12 19 .43 20 21 22 .04 .16 23 .51 24 .04 25 26 .08 27 .04 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 1.06 0.24 0.04 0.79 0.39 1.89 0.00 0.00 0.20 0.55 0.59 ACC 0.00 1.06 1.30 1.34 2.13 2.52 4.41 4.41 4.41 4.61 5.16 5.75 MAX 0.00 0.98 0.20 0.04 0.51 0.20 1.77 0.00 0.00 0.08 0.35 0.43 NO. 0 3 2 1 5 5 3 0 0 3 4 3 Maximum Daily Rainfall 1.77 Maximum Monthly Rainfall 1.89 Total Annual Rainfall 5.75 Number of Days with Rain 29 Notes: Annual rainfall in millimeters: 146 Total down-time: 0.00 days 156 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Agua Fria @ Grand (gage # 5500) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .04 2 .04 1.06 3 4 .75 .28 5 6 7 8 9 .20 10 .51 11 .04 .20 12 .79 13 .04 14 .24 15 .08 16 .39 17 18 .04 .31 19 .12 20 21 22 .20 .04 23 .67 24 25 26 .04 .20 27 .08 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.51 0.87 0.24 0.20 0.71 0.79 1.57 0.00 0.00 0.51 0.51 0.43 ACC 0.51 1.38 1.61 1.81 2.52 3.31 4.88 4.88 4.88 5.39 5.91 6.34 MAX 0.51 0.79 0.20 0.20 0.67 0.75 1.06 0.00 0.00 0.24 0.39 0.31 NO. 1 3 2 1 2 2 4 0 0 3 3 2 Maximum Daily Rainfall 1.06 Maximum Monthly Rainfall 1.57 Total Annual Rainfall 6.34 Number of Days with Rain 23 Notes: Annual rainfall in millimeters: 161 Total down-time: 0.00 days 157 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at New River @ Glendale (gage # 5505) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .04 2 .04 .94 3 .04 4 1.06 .04 5 6 7 .04 8 9 .04 10 .16 .04 11 12 .35 .04 13 .04 .04 14 .08 15 16 17 18 .20 .51 19 .55 20 21 22 .04 23 .24 24 25 26 .47 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.16 0.39 0.04 0.04 0.24 1.18 1.10 0.00 0.00 0.55 0.20 1.10 ACC 0.16 0.55 0.59 0.63 0.87 2.05 3.15 3.15 3.15 3.70 3.90 5.00 MAX 0.16 0.35 0.04 0.04 0.24 1.06 0.94 0.00 0.00 0.47 0.20 0.55 NO. 1 2 1 1 1 4 5 0 0 2 1 3 Maximum Daily Rainfall 1.06 Maximum Monthly Rainfall 1.18 Partial Annual Rainfall 5.00 Number of Days with Rain 21 Notes: Partial annual rainfall in millimeters: 127 Total down-time: Unknown Gage 5505 storm totals were suspect since October 1st, a faulty tipping bucket was found and repaired on 02/24, inaccurate monthly and annual totals to this point. 158 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Dysart @ Bell Rd. (gage # 5510) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .04 1.26 3 .04 4 .31 .24 5 6 7 8 9 10 1.14 11 .04 .16 12 .71 13 .04 14 .08 15 16 .04 17 18 .20 19 .31 20 21 22 .16 23 .67 24 25 26 .04 27 .04 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 1.14 0.79 0.20 0.20 0.67 0.35 1.50 0.00 0.00 0.12 0.04 0.51 ACC 1.14 1.93 2.13 2.32 2.99 3.35 4.84 4.84 4.84 4.96 5.00 5.51 MAX 1.14 0.71 0.16 0.16 0.67 0.31 1.26 0.00 0.00 0.08 0.04 0.31 NO. 1 3 2 2 1 2 2 0 0 2 1 2 Maximum Daily Rainfall 1.26 Maximum Monthly Rainfall 1.50 Total Annual Rainfall 5.51 Number of Days with Rain 18 Notes: Annual rainfall in millimeters: 140 Total down-time: 0.00 days 159 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Sun City West (gage # 5515) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .04 1.42 3 .04 4 .12 .04 5 6 7 8 9 .04 10 .24 11 .04 .16 .12 12 .55 13 14 .08 15 .47 16 17 18 19 .71 20 21 22 .16 .04 23 .67 24 25 26 .08 27 .24 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.24 0.59 0.24 0.20 0.71 0.16 1.50 0.00 0.00 0.31 0.59 0.71 ACC 0.24 0.83 1.06 1.26 1.97 2.13 3.62 3.62 3.62 3.94 4.53 5.24 MAX 0.24 0.55 0.16 0.16 0.67 0.12 1.42 0.00 0.00 0.24 0.47 0.71 NO. 1 2 2 2 2 2 3 0 0 2 2 1 Maximum Daily Rainfall 1.42 Maximum Monthly Rainfall 1.50 Total Annual Rainfall 5.24 Number of Days with Rain 19 Notes: Annual rainfall in millimeters: 133 Total down-time: 0.00 days 160 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at ACDC @ 67th Ave. (gage # 5520) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.02 3 .04 4 .83 5 6 7 8 9 10 .47 11 .04 .20 .12 12 .75 13 .04 14 .20 15 .12 16 17 18 .12 1.30 19 .51 20 21 22 .24 .04 23 .79 24 25 26 .04 .20 27 28 .04 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.47 0.83 0.24 0.24 0.83 0.98 1.02 0.00 0.00 0.39 0.24 1.85 ACC 0.47 1.30 1.54 1.77 2.60 3.58 4.61 4.61 4.61 5.00 5.24 7.09 MAX 0.47 0.75 0.20 0.24 0.79 0.83 1.02 0.00 0.00 0.20 0.12 1.30 NO. 1 3 2 1 2 3 1 0 0 2 2 3 Maximum Daily Rainfall 1.30 Maximum Monthly Rainfall 1.85 Total Annual Rainfall 7.09 Number of Days with Rain 20 Notes: Annual rainfall in millimeters: 180 Total down-time: 0.00 days 161 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Grand Ave. @ Peoria (gage # 5525) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .04 .83 3 4 1.02 5 6 7 .04 8 9 .04 10 .43 .04 11 .20 .08 12 .79 13 .04 .04 14 .35 15 .08 16 17 18 .12 .87 19 .43 20 21 22 .24 .08 23 .67 24 25 26 .75 27 .20 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.43 0.83 0.20 0.24 0.75 1.18 0.94 0.00 0.00 1.30 0.20 1.30 ACC 0.43 1.26 1.46 1.69 2.44 3.62 4.57 4.57 4.57 5.87 6.14 7.44 MAX 0.43 0.79 0.20 0.24 0.67 1.02 0.83 0.00 0.00 0.75 0.12 0.87 NO. 1 2 1 1 2 4 4 0 0 3 2 2 Maximum Daily Rainfall 1.02 Maximum Monthly Rainfall 1.30 Total Annual Rainfall 7.44 Number of Days with Rain 22 Notes: Annual rainfall in millimeters: 189 Total down-time: 0.00 days 162 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Adobe Dam (gage # 5535) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.38 3 4 .51 5 .28 6 7 8 9 .04 .08 10 .87 11 .04 .16 .08 12 .91 13 .12 .04 .12 14 .04 15 16 .12 17 18 .71 19 .55 20 21 22 .24 23 .87 24 25 .08 26 .04 .47 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.91 1.06 0.20 0.31 0.87 0.83 1.46 0.00 0.00 0.63 0.20 1.26 ACC 0.91 1.97 2.17 2.48 3.35 4.17 5.63 5.63 5.63 6.26 6.46 7.72 MAX 0.87 0.91 0.16 0.24 0.87 0.51 1.38 0.00 0.00 0.47 0.12 0.71 NO. 2 3 2 2 1 3 2 0 0 3 2 2 Maximum Daily Rainfall 1.38 Maximum Monthly Rainfall 1.46 Total Annual Rainfall 7.72 Number of Days with Rain 22 Notes: Annual rainfall in millimeters: 196 Total down-time: 0.00 days 163 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Upper Cline Creek (gage # 5545) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .04 .16 2 1.65 3 .08 .16 4 .59 .20 5 1.02 6 7 .04 8 9 .08 10 1.50 11 .04 .16 12 1.46 .08 .04 13 .08 .39 .04 14 .04 15 16 17 18 .04 .47 19 .24 1.54 20 21 .04 22 .24 .04 23 .94 24 .04 .04 25 .12 26 .24 .47 27 .08 .12 28 .04 .12 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 1.57 1.61 0.51 0.39 1.26 2.05 1.85 0.00 0.00 0.75 0.31 2.32 ACC 1.57 3.19 3.70 4.09 5.35 7.40 9.25 9.25 9.25 10.00 10.31 12.64 MAX 1.50 1.46 0.24 0.24 0.94 1.02 1.65 0.00 0.00 0.47 0.24 1.54 NO. 2 4 4 4 5 4 3 0 0 4 3 4 Maximum Daily Rainfall 1.65 Maximum Monthly Rainfall 2.32 Total Annual Rainfall Number of Days with Rain 12.64 37 Notes: Annual rainfall in millimeters: 321 Total down-time: 0.00 days 164 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Deer Valley Airport (gage # 5550) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .04 2 1.73 3 .04 .04 4 .59 5 .51 6 7 8 ----9 ----10 .31 ----11 .04 .16 ----.31 12 1.34 13 .08 .08 14 .04 15 16 17 18 .08 .67 19 .51 20 21 22 .35 .04 23 .91 24 .04 25 26 .08 .12 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.31 1.42 0.28 0.35 0.94 1.22 1.77 0.00 0.00 0.16 0.47 1.18 ACC 0.31 1.73 2.01 2.36 3.31 4.53 6.30 6.30 6.30 6.46 6.93 8.11 MAX 0.31 1.34 0.16 0.35 0.91 0.59 1.73 0.00 0.00 0.12 0.31 0.67 NO. 1 3 3 1 2 4 2 0 0 2 3 2 Maximum Daily Rainfall 1.73 Maximum Monthly Rainfall 1.77 Total Annual Rainfall 8.11 Number of Days with Rain 23 Notes: Annual rainfall in millimeters: 206 Total down-time: 5.25 days Gage 5550 down from 4/07 08:33 (160) through 4/12 14:33 (160) for unknown reason; assume no rain fell. 165 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Fig Springs (gage # 5555) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .04 .24 2 1.73 3 .04 .08 .20 4 .04 .91 .04 .20 5 .71 6 7 8 9 10 .87 11 .04 .16 .12 12 1.42 .20 .24 13 .28 .35 14 .16 15 16 17 18 .12 .08 19 .08 2.09 20 21 .28 22 .16 .04 23 1.02 24 .04 25 .04 .20 26 .28 .51 27 .08 .47 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.87 1.77 0.67 0.51 1.26 2.20 2.20 0.00 0.00 1.34 0.31 2.36 ACC 0.87 2.64 3.31 3.82 5.08 7.28 9.49 9.49 9.49 10.83 11.14 13.50 MAX 0.87 1.42 0.28 0.28 1.02 0.91 1.73 0.00 0.00 0.51 0.12 2.09 NO. 1 4 4 4 5 4 4 0 0 4 3 3 Maximum Daily Rainfall 2.09 Maximum Monthly Rainfall 2.36 Total Annual Rainfall Number of Days with Rain 13.50 36 Notes: Annual rainfall in millimeters: 343 Total down-time: 0.00 days 166 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Skunk Creek @ I -17 (gage # 5565) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.50 3 .04 .04 4 .79 5 .47 6 7 8 9 .04 10 1.22 11 .04 .16 .24 12 .79 .04 13 .16 .04 14 .12 15 16 .12 17 18 .04 .47 19 .04 .71 20 21 22 .28 .04 23 .83 24 .04 25 26 .08 .24 27 28 .04 .04 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 1.22 1.02 0.28 0.35 0.91 1.26 1.54 0.00 0.00 0.39 0.43 1.22 ACC 1.22 2.24 2.52 2.87 3.78 5.04 6.57 6.57 6.57 6.97 7.40 8.62 MAX 1.22 0.79 0.16 0.28 0.83 0.79 1.50 0.00 0.00 0.24 0.24 0.71 NO. 1 4 3 3 3 2 2 0 0 3 4 3 Maximum Daily Rainfall 1.50 Maximum Monthly Rainfall 1.54 Estimated Annual Rainfall 8.62 Number of Days with Rain 28 Notes: Estimated annual rainfall in millimeters: 219 April 2nd total of 34 mm was estimated from nearby gages. Total down-time: 0.00 days 167 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Cline Creek (gage # 5580) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .12 2 .04 1.77 3 .08 .08 4 .67 .16 5 1.22 6 7 .04 8 9 10 1.65 11 .04 .16 12 1.14 .08 .04 13 .24 .47 14 .16 15 16 17 18 .12 .39 19 .12 1.93 20 ----21 .08 ----22 .16 .04 ----23 .98 24 .08 25 .04 26 .28 .24 27 .12 .28 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 1.65 1.46 0.59 0.31 1.22 2.40 1.93 0.00 0.00 0.71 0.24 2.48 ACC 1.65 3.11 3.70 4.02 5.24 7.64 9.57 9.57 9.57 10.28 10.51 12.99 MAX 1.65 1.14 0.28 0.16 0.98 1.22 1.77 0.00 0.00 0.28 0.12 1.93 NO. 1 4 4 3 4 4 3 0 0 4 2 3 Maximum Daily Rainfall 1.93 Maximum Monthly Rainfall 2.48 Total Annual Rainfall Number of Days with Rain 12.99 32 Notes: Annual rainfall in millimeters: 330 Total down-time: 4.25 days Gage 5580 down from 5/19 08:56 (243) through 5/23 14:56 (243) due to battery failure; no rain fell. 168 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Skunk Cr. near New River (gage # 5585) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .04 .20 2 .04 1.61 3 .08 .08 4 .04 .75 .08 5 1.14 6 7 .04 8 9 10 1.46 11 .04 .20 .28 12 1.30 .16 .12 13 .28 .39 .04 14 .04 15 16 .04 17 18 .12 .20 19 .04 1.50 20 21 .04 22 .12 .04 23 1.02 24 .04 .04 25 .04 26 .24 .35 27 .04 .35 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 1.46 1.65 0.63 0.24 1.26 2.44 1.85 0.00 0.00 0.79 0.51 1.77 ACC 1.46 3.11 3.74 3.98 5.24 7.68 9.53 9.53 9.53 10.31 10.83 12.60 MAX 1.46 1.30 0.24 0.12 1.02 1.14 1.61 0.00 0.00 0.35 0.28 1.50 NO. 1 4 4 3 6 5 3 0 0 4 5 3 Maximum Daily Rainfall 1.61 Maximum Monthly Rainfall 2.44 Total Annual Rainfall Number of Days with Rain 12.60 38 Notes: Annual rainfall in millimeters: 320 Total down-time: 0.00 days 169 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at New River @ Bell (gage # 5595) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .04 .75 3 ----4 ----.31 .08 5 6 7 8 .08 9 10 .87 11 .04 .12 12 .51 13 .12 .04 14 .12 15 .04 16 17 18 .79 19 .16 20 21 22 .20 .04 .04 23 .51 24 25 26 .04 .12 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.87 0.67 0.16 0.20 0.55 0.51 0.83 0.00 0.00 0.24 0.04 0.94 ACC 0.87 1.54 1.69 1.89 2.44 2.95 3.78 3.78 3.78 4.02 4.06 5.04 MAX 0.87 0.51 0.12 0.20 0.51 0.31 0.75 0.00 0.00 0.12 0.04 0.79 NO. 1 3 2 1 2 5 2 0 0 2 1 2 Maximum Daily Rainfall 0.87 Maximum Monthly Rainfall 0.98 Total Annual Rainfall 5.04 Number of Days with Rain 21 Notes: Annual rainfall in millimeters: 128 Total down-time: 3.16 days Gage 5595 down from 1/02 08:07 (43) through 1/05 11:52 (43) due to antenna failure; no rain fell. 170 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at New River Dam (gage # 5610) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.61 3 .08 .04 4 .94 5 .31 6 7 8 9 10 .75 11 .04 .16 .28 12 .83 .08 13 .04 14 .08 15 16 .43 17 18 .04 .55 19 .04 .35 20 .08 21 22 .24 .08 23 .71 24 25 26 .12 .08 27 .08 28 .04 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.75 0.87 0.35 0.31 0.79 1.34 1.61 0.00 0.00 0.24 0.79 1.02 ACC 0.75 1.61 1.97 2.28 3.07 4.41 6.02 6.02 6.02 6.26 7.05 8.07 MAX 0.75 0.83 0.16 0.24 0.71 0.94 1.61 0.00 0.00 0.08 0.43 0.55 NO. 1 2 3 2 2 4 1 0 0 3 4 4 Maximum Daily Rainfall 1.61 Maximum Monthly Rainfall 1.61 Total Annual Rainfall 8.07 Number of Days with Rain 26 Notes: Annual rainfall in millimeters: 205 Total down-time: 0.00 days 171 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Sunup Ranch (gage # 5625) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .04 .08 2 1.69 3 .04 .04 4 .51 .35 5 1.18 .04 6 7 .04 8 9 .16 10 1.18 11 .04 .08 .24 12 1.14 .31 .12 13 .16 .28 14 .04 15 16 .20 17 18 .08 .24 19 .04 1.61 20 21 22 .16 23 .94 24 .16 25 .04 .08 26 .20 .59 27 .04 .16 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 1.18 1.38 0.59 0.24 1.18 2.09 1.97 0.00 0.00 0.87 0.59 2.20 ACC 1.18 2.56 3.15 3.39 4.57 6.65 8.62 8.62 8.62 9.49 10.08 12.28 MAX 1.18 1.14 0.31 0.16 0.94 1.18 1.69 0.00 0.00 0.59 0.24 1.61 NO. 1 4 3 3 4 4 4 0 0 4 5 3 Maximum Daily Rainfall 1.69 Maximum Monthly Rainfall 2.20 Total Annual Rainfall Number of Days with Rain 12.28 35 Notes: Annual rainfall in millimeters: 312 Total down-time: 0.00 days 172 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at New River Landfill (gage # 5630) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .04 2 1.57 3 .04 4 .51 .20 5 1.26 6 7 8 9 .24 10 .24 11 .04 .16 .12 12 .91 .12 13 .08 .04 14 .04 15 .08 16 .98 17 18 .20 19 .04 1.57 20 21 22 .16 23 .83 24 .08 25 .04 26 .16 .12 27 .04 .12 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.24 1.02 0.43 0.20 0.94 1.81 1.85 0.00 0.00 0.31 1.22 1.97 ACC 0.24 1.26 1.69 1.89 2.83 4.65 6.50 6.50 6.50 6.81 8.03 10.00 MAX 0.24 0.91 0.16 0.16 0.83 1.26 1.57 0.00 0.00 0.12 0.98 1.57 NO. 1 3 3 2 3 3 3 0 0 4 4 3 Maximum Daily Rainfall 1.57 Maximum Monthly Rainfall 1.97 Total Annual Rainfall Number of Days with Rain 10.00 29 Notes: Annual rainfall in millimeters: 254 Total down-time: 0.00 days 173 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Cooks Mesa (gage # 5640) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .08 .28 2 .04 1.30 3 .28 .24 .59 .20 4 .12 .94 .24 .39 5 .16 .04 .04 6 .04 .04 7 .35 8 9 10 .67 11 .08 .08 12 1.81 .24 .24 13 .16 .39 .31 14 15 16 .12 17 18 .04 .04 19 .04 .04 2.40 20 21 22 .08 .12 23 1.06 24 .04 25 .12 .63 26 .91 .51 27 .28 .59 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.67 2.17 1.26 0.47 1.85 2.32 2.44 0.00 0.00 1.85 0.47 2.83 ACC 0.67 2.83 4.09 4.57 6.42 8.74 11.18 11.18 11.18 13.03 13.50 16.34 MAX 0.67 1.81 0.91 0.28 1.06 0.94 1.30 0.00 0.00 0.63 0.31 2.40 NO. 1 5 4 3 6 5 7 0 0 4 5 3 Maximum Daily Rainfall 2.40 Maximum Monthly Rainfall 2.83 Total Annual Rainfall Number of Days with Rain 16.34 43 Notes: Annual rainfall in millimeters: 415 Total down-time: 0.00 days 174 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Lake Pleasant North (gage # 5660) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .04 2 .04 1.50 3 .04 .08 4 .63 5 .04 .79 .04 6 .04 7 .04 8 9 ----.08 10 1.26 ----11 .04 .08 ----12 .63 .16 ----13 ----.28 14 .04 15 .04 16 .35 17 .04 18 .04 .04 19 .08 .79 20 21 22 .12 .04 23 .91 24 .04 25 26 .04 .20 27 .12 .08 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 1.26 0.71 0.28 0.16 1.22 1.73 1.61 0.00 0.00 0.31 0.63 0.83 ACC 1.26 1.97 2.24 2.40 3.62 5.35 6.97 6.97 6.97 7.28 7.91 8.74 MAX 1.26 0.63 0.16 0.12 0.91 0.79 1.50 0.00 0.00 0.20 0.35 0.79 NO. 1 3 3 2 6 4 3 0 0 3 7 2 Maximum Daily Rainfall 1.50 Maximum Monthly Rainfall 1.73 Total Annual Rainfall 8.74 Number of Days with Rain 34 Notes: Annual rainfall in millimeters: 222 Total down-time: 5.50 days Gage 5660 down from 2/08 14:38 (64) through 2/14 02:39 (64) for unknown reason; no rain fell. 175 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Garfias Mtn. Ranch (gage # 5670) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .08 2 .08 1.65 3 .04 .12 .04 4 1.02 5 .75 6 7 .16 .08 8 9 10 1.54 11 ----.04 .20 12 ----- 1.38 .04 .12 13 ----.04 .04 14 ----.16 15 .51 16 .39 17 18 .35 .16 19 1.26 20 21 22 .08 .08 23 .83 24 .04 25 .04 26 .08 1.50 27 .08 .04 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 1.54 1.46 0.31 0.12 1.14 2.01 1.93 0.00 0.00 1.73 1.34 1.42 ACC 1.54 2.99 3.31 3.43 4.57 6.57 8.50 8.50 8.50 10.24 11.57 12.99 MAX 1.54 1.38 0.20 0.08 0.83 1.02 1.65 0.00 0.00 1.50 0.51 1.26 NO. 1 3 3 2 5 5 4 0 0 4 4 2 Maximum Daily Rainfall 1.65 Maximum Monthly Rainfall 2.01 Total Annual Rainfall Number of Days with Rain 12.99 33 Notes: Annual rainfall in millimeters: 330 Total down-time: 4.67 days Gage 5670 down from 10/10 17:00 (39) through 10/15 09:05 (39) due to transmitter failure; no rain fell. 176 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Columbia Hill (gage # 5685) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .08 ----2 .08 1.42 3 .04 .12 .16 4 .87 ----5 .79 ----6 7 .04 .28 8 9 10 .79 11 .04 .20 12 2.01 .04 .20 13 .43 .04 14 .04 15 .55 16 .12 .04 17 .43 18 .55 .12 19 .08 1.22 20 .04 21 22 .04 .08 23 1.10 .08 24 25 26 .12 .28 27 .20 .08 28 ----29 ----30 ------------31 ------------- ----- ----- -------------------------------------------------------------------------------------SUM 0.79 2.05 0.35 0.08 1.57 2.36 1.69 0.00 0.00 0.67 1.85 1.34 ACC 0.79 2.83 3.19 3.27 4.84 7.20 8.90 8.90 8.90 9.61 11.46 12.80 MAX 0.79 2.01 0.20 0.04 1.10 0.87 1.42 0.00 0.00 0.28 0.55 1.22 NO. 1 2 3 2 5 5 4 0 0 7 5 2 Maximum Daily Rainfall 2.01 Maximum Monthly Rainfall 2.36 Total Annual Rainfall Number of Days with Rain 12.80 36 Notes: Annual rainfall in millimeters: 325 Total down-time: 9.17 days Gage 5685 down from 6/03 02:19 (226) through 6/06 14:19 (226) due to battery failure; no rain fell. Gage 5685 down from 7/27 17:15 (244) through 8/02 09:23 (244) due to transmitter failure; assume no rain fell. 177 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Horsethief Basin (gage # 5700) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .20 2 .12 1.61 3 .24 .08 .16 4 .16 .04 .51 5 .12 .08 .16 6 7 .16 .39 8 9 .24 10 .31 11 .12 .04 1.61 12 3.78 .28 .59 .08 13 .12 14 .16 15 .35 16 .47 1.14 17 .59 18 .08 .71 19 .12 1.26 20 21 22 .20 .20 23 .16 .12 24 .51 25 .43 .28 26 .20 .12 1.02 27 .43 .47 28 .04 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.31 3.90 0.47 0.59 2.01 1.10 2.44 0.00 0.00 4.09 2.83 2.48 ACC 0.31 4.21 4.69 5.28 7.28 8.39 10.83 10.83 10.83 14.92 17.76 20.24 MAX 0.31 3.78 0.28 0.24 0.51 0.59 1.61 0.00 0.00 1.61 1.14 1.26 NO. 1 2 2 3 8 7 6 0 0 7 7 3 Maximum Daily Rainfall 3.78 Maximum Monthly Rainfall 4.09 Total Annual Rainfall Number of Days with Rain 20.24 46 Notes: Annual rainfall in millimeters: 514 Total down-time: 0.00 days 178 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Crown King (gage # 5715) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .20 2 .08 1.26 3 .20 .04 .04 4 .04 .16 .04 .08 .59 5 .04 .12 .24 .31 6 .04 7 .12 .20 8 .08 9 .04 .12 10 .12 .35 11 .12 .16 12 2.17 .28 .24 .16 13 .35 14 15 16 .12 .91 17 .71 18 .20 .43 19 .04 .35 2.17 20 .16 21 ----22 .16 .08 ----23 .63 24 .08 .08 25 .24 26 .39 1.54 27 .24 .04 28 .04 .08 29 .04 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.12 2.28 0.79 0.39 1.38 0.87 2.01 0.00 0.00 2.48 3.15 3.19 ACC 0.12 2.40 3.19 3.58 4.96 5.83 7.83 7.83 7.83 10.31 13.46 16.65 MAX 0.12 2.17 0.39 0.20 0.63 0.35 1.26 0.00 0.00 1.54 0.91 2.17 NO. 1 2 4 3 9 6 8 0 0 8 8 3 Maximum Daily Rainfall 2.17 Maximum Monthly Rainfall 3.19 Total Annual Rainfall Number of Days with Rain 16.65 52 Notes: Annual rainfall in millimeters: 423 Total down-time: 2.50 days Gage 5715 down from 3/20 21:17 (148) through 3/23 09:16 (148) due to antenna problem; no rain fell. 179 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Sunset Point (gage # 5730) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .16 2 .08 1.10 3 .04 .28 .08 4 .08 .08 5 .12 .08 6 .08 7 .12 8 9 10 .24 11 .04 .20 .04 12 1.81 .08 .24 13 .12 .16 14 15 16 .20 17 18 .12 .04 19 .08 1.81 20 21 22 .08 23 1.06 24 .08 25 .08 26 .35 .31 27 .43 .98 28 .04 .04 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.24 1.97 0.63 0.12 1.89 0.59 1.65 0.00 0.00 1.57 0.28 1.97 ACC 0.24 2.20 2.83 2.95 4.84 5.43 7.09 7.09 7.09 8.66 8.94 10.91 MAX 0.24 1.81 0.35 0.08 1.06 0.24 1.10 0.00 0.00 0.98 0.12 1.81 NO. 1 3 3 2 5 5 6 0 0 4 3 4 Maximum Daily Rainfall 1.81 Maximum Monthly Rainfall 1.97 Total Annual Rainfall Number of Days with Rain 10.91 36 Notes: Annual rainfall in millimeters: 277 Total down-time: 0.00 days 180 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Horseshoe Ranch (gage # 5745) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .24 2 .87 3 .24 4 .04 .35 1.26 5 .08 .24 6 .04 7 .20 8 9 10 .28 11 .08 .04 12 1.22 .08 .35 .04 13 .24 .12 .04 14 15 16 .20 .04 17 18 .04 .08 19 1.46 20 21 22 23 .67 24 .04 25 26 .24 .28 27 .24 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.28 1.46 0.39 0.04 1.18 0.47 1.77 0.00 0.00 0.51 0.39 2.80 ACC 0.28 1.73 2.13 2.17 3.35 3.82 5.59 5.59 5.59 6.10 6.50 9.29 MAX 0.28 1.22 0.24 0.04 0.67 0.35 0.87 0.00 0.00 0.28 0.24 1.46 NO. 1 2 3 1 4 2 6 0 0 3 5 3 Maximum Daily Rainfall 1.46 Maximum Monthly Rainfall 2.80 Total Annual Rainfall 9.29 Number of Days with Rain 30 Notes: Annual rainfall in millimeters: 236 Total down-time: 2.50 days 181 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Horner Mtn. Ranch (gage # 5760) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .08 2 .47 3 ----.08 .16 4 ----.20 5 .04 .28 .08 6 7 .28 8 9 10 11 .04 12 1.02 .08 .51 13 .24 .16 .12 14 15 16 .59 17 18 .08 .39 .16 19 .12 .04 .79 20 21 22 23 .51 .39 24 25 .12 26 .16 .04 27 .24 28 .04 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 1.26 0.28 0.08 0.91 0.71 1.10 0.00 0.00 1.34 0.63 1.18 ACC 0.00 1.26 1.54 1.61 2.56 3.27 4.37 4.37 4.37 5.71 6.34 7.52 MAX 0.00 1.02 0.16 0.08 0.51 0.51 0.47 0.00 0.00 0.59 0.39 0.79 NO. 0 2 3 1 3 3 4 0 0 6 4 4 Maximum Daily Rainfall 1.02 Maximum Monthly Rainfall 1.34 Total Annual Rainfall 7.52 Number of Days with Rain 30 Notes: Annual rainfall in millimeters: 191 Total down-time: 2.50 days Gage 5760 down from 10/02 21:44 (0) through 10/05 09:44 (0) due to transmitter failure; no rain fell. 182 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Arizona Hunt Club (gage # 5775) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .16 2 .94 3 .04 .24 4 .04 5 .20 6 7 .20 8 9 10 11 .04 .08 12 1.61 .04 .20 .08 13 14 15 16 .12 17 18 .55 .20 .47 19 .04 .94 20 .04 21 22 .04 23 .79 24 .04 25 26 .16 .08 27 .31 .71 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 1.65 0.28 0.12 1.38 0.24 1.50 0.00 0.00 1.57 0.20 1.42 ACC 0.00 1.65 1.93 2.05 3.43 3.66 5.16 5.16 5.16 6.73 6.93 8.35 MAX 0.00 1.61 0.16 0.04 0.79 0.20 0.94 0.00 0.00 0.71 0.20 0.94 NO. 0 2 3 3 4 2 4 0 0 6 1 2 Maximum Daily Rainfall 1.61 Maximum Monthly Rainfall 1.65 Total Annual Rainfall 8.35 Number of Days with Rain 27 Notes: Annual rainfall in millimeters: 212 Total down-time: 0.00 days 183 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at I -17 at SR 169 (gage # 5790) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 ----- ----- ----- ----- ----- ----- ----- ----2 ----- ----- ----- ----- ----- ----- ----- ----3 ----- ----- ----- ----- ----- ----- ----- ----4 ----- ----- ----- ----- ----- ----- ----- ----5 ----- ----- ----- ----- ----- ----- ----- ----6 ----- ----- ----- ----- ----- ----- ----- ----.71 7 ----- ----- ----- ----- ----- ----- ----- ----.51 8 ----- ----- ----- ----- ----- ----- ----- ----9 ----- ----- ----- ----- ----- ----- ----- ----10 ----- ----- ----- ----- ----- ----- ----- ----.16 11 ----- ----- ----- ----- ----- ----- ----- ----.47 .04 12 ----- ----- ----- ----- ----- ----- ----- ----.31 13 ----- ----- ----- ----- ----- ----- ----- ----.31 14 ----- ----- ----- ----- ----- ----- ----- ----15 ----- ----- ----- ----- ----- ----- ----- ----16 ----- ----- ----- ----- ----- ----- ----- ----.39 17 ----- ----- ----- ----- ----- ----- ----- ----18 ----- ----- ----- ----- ----- ----- ----- ----.31 19 ----- ----- ----- ----- ----- ----- ----- ----.67 20 ----- ----- ----- ----- ----- ----- ----21 ----- ----- ----- ----- ----- ----- ----22 ----- ----- ----- ----- ----- ----- ----23 ----- ----- ----- ----- ----- ----- ----.39 24 ----- ----- ----- ----- ----- ----- ----.24 25 ----- ----- ----- ----- ----- ----- ----26 ----- ----- ----- ----- ----- ----- ----.16 27 ----- ----- ----- ----- ----- ----- ----.08 28 ----- ----- ----- ----- ----- ----- ----.04 29 ----- ----- ----- ----- ----- ----- ----30 ----- ----- ----- ----- ----- ----- ----31 ----- ----- ----- ----- ----- ----- -----------------------------------------------------------------------------------------SUM ----- ----- ----- ----- ----- ----- ----- 0.00 0.00 2.05 1.73 1.02 ACC ----- ----- ----- ----- ----- ----- ----- 0.00 0.00 2.05 3.78 4.80 MAX ----- ----- ----- ----- ----- ----- ----- 0.00 0.00 0.47 0.71 0.67 NO. ----- ----- ----- ----- ----- ----- ----- 0 0 7 5 3 Maximum Daily Rainfall 0.71 Maximum Monthly Rainfall 2.05 Partial Annual Rainfall 4.80 Number of Days with Rain 15 Notes: Partial annual rainfall in millimeters: 122 Station back in service on 05/20/2004. Total down-time: 231.66 days 184 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Dewey (gage # 5805) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .12 2 .04 .79 3 .16 .12 .08 4 .04 .08 .04 5 .04 .28 .04 6 .20 7 .31 .24 8 9 10 11 12 1.89 .12 .39 13 .16 14 15 16 .20 17 18 .16 .08 19 .04 .12 .08 1.18 20 .20 21 .04 22 .08 23 .67 24 .98 25 .12 26 .24 .16 27 .47 .04 28 .16 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 1.89 0.35 0.39 1.54 0.55 1.61 0.00 0.00 1.61 0.91 1.26 ACC 0.00 1.93 2.28 2.68 4.21 4.76 6.38 6.38 6.38 7.99 8.90 10.16 MAX 0.00 1.89 0.24 0.20 0.67 0.39 0.79 0.00 0.00 0.98 0.24 1.18 NO. 0 1 2 3 6 4 6 0 0 6 7 2 Maximum Daily Rainfall 1.89 Maximum Monthly Rainfall 1.93 Total Annual Rainfall Number of Days with Rain 10.16 37 Notes: Annual rainfall in millimeters: 258 Total down-time: 0.00 days 185 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Prescott Valley (gage # 5820) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .04 2 .04 .87 3 .08 .08 .12 4 .08 5 .28 6 .08 .16 7 .12 8 9 10 .20 11 .04 .04 12 1.06 .04 .55 .24 13 14 .43 15 16 .24 17 18 .04 .08 19 .04 .04 .04 .31 20 .08 21 .20 22 23 .43 24 .04 .04 25 26 .12 27 .04 .08 28 .12 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.24 1.10 0.16 0.28 0.75 0.67 1.50 0.00 0.04 0.79 0.55 0.39 ACC 0.24 1.34 1.50 1.77 2.52 3.19 4.69 4.69 4.72 5.51 6.06 6.46 MAX 0.20 1.06 0.12 0.20 0.43 0.55 0.87 0.00 0.04 0.43 0.24 0.31 NO. 2 2 2 2 6 3 6 0 1 4 5 2 Maximum Daily Rainfall 1.06 Maximum Monthly Rainfall 1.50 Total Annual Rainfall 6.46 Number of Days with Rain 35 Notes: Annual rainfall in millimeters: 164 Total down-time: 0.00 days 186 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Horseshoe Lake (gage # 5890) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .12 2 .04 1.10 3 .16 .20 .04 4 .08 .63 5 .35 .16 .08 6 .04 7 .04 8 9 10 .63 ----.12 11 .24 .31 12 1.65 ----1.14 13 ----.04 .55 14 ----.04 .04 15 16 17 18 .51 .04 19 ----1.50 20 ----21 ----.04 22 .12 23 .79 .04 24 .04 25 .04 .04 26 .28 .08 27 .04 28 .04 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.63 1.81 0.51 0.35 1.18 2.17 1.34 0.00 0.00 0.20 1.65 1.54 ACC 0.63 2.44 2.95 3.31 4.49 6.65 7.99 7.99 7.99 8.19 9.84 11.38 MAX 0.63 1.65 0.28 0.16 0.79 1.14 1.10 0.00 0.00 0.08 0.55 1.50 NO. 1 3 2 4 6 4 4 0 0 4 7 2 Maximum Daily Rainfall 1.65 Maximum Monthly Rainfall 2.17 Total Annual Rainfall Number of Days with Rain 11.38 37 Notes: Annual rainfall in millimeters: 289 Total down-time: 0.00 days Gage 5890 down from 12/18 02:59 (68) through 12/22 20:59 (68) due to repeater failure; no rain fell. Gage 5890 down from 12/09 14:59 (62) through 12/15 14:59 (68) due to repeater failure; assigned 6mm to 12/11. 187 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Asher Hills (gage # 5900) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.10 3 .04 .04 4 .71 .24 5 1.46 6 7 .04 8 9 .16 10 .35 11 .16 12 .98 13 .08 .16 14 .08 15 .08 16 17 18 .08 .04 19 .39 20 21 .16 22 .31 23 .63 24 .08 .08 25 .12 26 .12 27 .08 28 .08 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.51 1.06 0.28 0.71 0.83 2.17 1.14 0.00 0.00 0.08 0.31 0.75 ACC 0.51 1.57 1.85 2.56 3.39 5.55 6.69 6.69 6.69 6.77 7.09 7.83 MAX 0.35 0.98 0.16 0.31 0.63 1.46 1.10 0.00 0.00 0.08 0.16 0.39 NO. 2 2 2 5 4 2 2 0 0 1 3 4 Maximum Daily Rainfall 1.46 Maximum Monthly Rainfall 2.17 Total Annual Rainfall 7.83 Number of Days with Rain 27 Notes: Annual rainfall in millimeters: 199 Total down-time: 0.00 days 188 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Bartlett Lake (gage # 5910) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .94 3 .04 .12 4 .04 .98 .43 5 .71 .04 6 7 .04 .08 8 9 .16 10 1.61 11 .20 12 1.22 13 .08 .63 14 .12 .04 15 16 17 18 .51 19 .63 20 21 .12 22 .08 23 .71 24 .08 1.42 25 .20 .12 26 .16 .55 27 .08 .04 28 .16 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 1.77 1.30 0.35 0.51 0.94 1.73 1.06 0.00 0.00 2.24 1.18 1.22 ACC 1.77 3.07 3.43 3.98 4.92 6.65 7.72 7.72 7.72 9.96 11.14 12.36 MAX 1.61 1.22 0.20 0.20 0.71 0.98 0.94 0.00 0.00 1.42 0.63 0.63 NO. 2 2 2 5 4 3 3 0 0 5 3 3 Maximum Daily Rainfall 1.61 Maximum Monthly Rainfall 2.24 Total Annual Rainfall Number of Days with Rain 12.36 32 Notes: Annual rainfall in millimeters: 314 Total down-time: 0.00 days 189 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at McDowell Mtn. Park (gage # 5915) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .04 2 1.42 3 .08 .08 4 .79 .16 5 1.57 6 7 .04 8 9 10 .35 11 .12 12 1.14 13 .08 .16 14 .08 15 .12 16 17 18 .08 .04 19 .08 .71 20 21 .16 22 .31 23 .71 24 25 .12 26 .20 27 .08 28 29 ----30 --------31 -------------------------------------------------------------------------------------------------SUM 0.35 1.14 0.31 0.67 0.87 2.44 1.50 0.00 0.00 0.08 0.43 0.91 ACC 0.35 1.50 1.81 2.48 3.35 5.79 7.28 7.28 7.28 7.36 7.80 8.74 MAX 0.35 1.14 0.20 0.31 0.71 1.57 1.42 0.00 0.00 0.08 0.16 0.71 NO. 1 1 2 4 3 3 3 0 0 1 4 3 Maximum Daily Rainfall 1.57 Maximum Monthly Rainfall 2.44 Total Annual Rainfall 8.74 Number of Days with Rain 25 Notes: Annual rainfall in millimeters: 222 Total down-time: 3.25 days Gage 5915 down from 5/28 04:11 (185) through 5/31 10:11 (185) for unknown reason; no rain fell. 190 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at McDowell Mtn. Road (gage # 5920) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 ----- ----- ----- ----- ----- ----- ----- ----2 ----- ----- ----- ----- ----- ----- ----- ----3 ----- ----- ----- ----- ----- ----- ----- ----.16 4 ----- ----- ----- ----- ----- ----- ----- ----.12 5 ----- ----- ----- ----- ----- ----- ----- ----6 ----- ----- ----- ----- ----- ----- ----- ----7 ----- ----- ----- ----- ----- ----- ----- ----8 ----- ----- ----- ----- ----- ----- ----- ----9 ----- ----- ----- ----- ----- ----- ----- ----10 ----- ----- ----- ----- ----- ----- ----- ----11 ----- ----- ----- ----- ----- ----- ----- ----12 ----- ----- ----- ----- ----- ----- ----- ----13 ----- ----- ----- ----- ----- ----- ----- ----.28 14 ----- ----- ----- ----- ----- ----- ----- ----.31 15 ----- ----- ----- ----- ----- ----- ----- ----.24 16 ----- ----- ----- ----- ----- ----- ----- ----17 ----- ----- ----- ----- ----- ----- ----- ----18 ----- ----- ----- ----- ----- ----- ----.20 .04 19 ----- ----- ----- ----- ----- ----- ----.75 20 ----- ----- ----- ----- ----- ----- ----21 ----- ----- ----- ----- ----- ----- ----22 ----- ----- ----- ----- ----- ----- ----23 ----- ----- ----- ----- ----- ----- ----24 ----- ----- ----- ----- ----- ----- ----25 ----- ----- ----- ----- ----- ----- ----26 ----- ----- ----- ----- ----- ----- ----.12 27 ----- ----- ----- ----- ----- ----- ----28 ----- ----- ----- ----- ----- ----- ----.16 29 ----- ----- ----- ----- ----- ----- ----30 ----- ----- ----- ----- ----- ----- ----31 ----- ----- ----- ----- ----- ----- -----------------------------------------------------------------------------------------SUM ----- ----- ----- ----- ----- ----- ----- 0.00 0.00 0.43 0.71 1.22 ACC ----- ----- ----- ----- ----- ----- ----- 0.00 0.00 0.43 1.14 2.36 MAX ----- ----- ----- ----- ----- ----- ----- 0.00 0.00 0.31 0.28 0.75 NO. ----- ----- ----- ----- ----- ----- ----- 0 0 2 3 5 Maximum Daily Rainfall 0.75 Maximum Monthly Rainfall 1.22 Partial Annual Rainfall 2.36 Number of Days with Rain 10 Notes: Partial annual rainfall in millimeters: 60 Station installed on 05/18/2004. Total down-time: 0.00 days 191 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Fraesfield Mountain (gage # 5930) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .04 .12 2 1.81 3 .04 .20 4 1.06 5 1.61 6 .20 7 .04 8 9 .04 10 .83 11 .20 .04 12 1.42 .04 13 .04 .16 .12 14 .04 .04 15 .35 16 17 18 .16 .20 19 .12 .24 20 21 .12 22 .31 23 .91 24 .04 .04 25 .16 .04 26 .20 .39 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.87 1.54 0.43 0.63 1.14 2.91 1.97 0.00 0.00 0.47 0.94 0.43 ACC 0.87 2.40 2.83 3.46 4.61 7.52 9.49 9.49 9.49 9.96 10.91 11.34 MAX 0.83 1.42 0.20 0.31 0.91 1.61 1.81 0.00 0.00 0.39 0.35 0.24 NO. 2 4 3 4 3 5 3 0 0 3 5 2 Maximum Daily Rainfall 1.81 Maximum Monthly Rainfall 2.91 Total Annual Rainfall Number of Days with Rain 11.34 34 Notes: Annual rainfall in millimeters: 288 Total down-time: 0.00 days 192 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Thompson Peak (gage # 5945) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .12 2 1.85 3 .08 .04 .12 4 .83 .20 5 1.22 6 .08 7 8 9 10 1.38 .04 11 .16 .04 12 .83 13 .08 .12 14 .16 15 .08 16 17 18 .04 19 .43 20 21 .12 22 .35 23 .71 24 .04 .04 25 .16 26 .04 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 1.38 0.91 0.24 0.75 0.75 2.20 2.13 0.00 0.00 0.16 0.16 0.67 ACC 1.38 2.28 2.52 3.27 4.02 6.22 8.35 8.35 8.35 8.50 8.66 9.33 MAX 1.38 0.83 0.16 0.35 0.71 1.22 1.85 0.00 0.00 0.16 0.08 0.43 NO. 1 2 3 5 2 4 4 0 0 1 2 3 Maximum Daily Rainfall 1.85 Maximum Monthly Rainfall 2.20 Total Annual Rainfall 9.33 Number of Days with Rain 27 Notes: Annual rainfall in millimeters: 237 Total down-time: 0.00 days 193 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Fountain Hills FD (gage # 5950) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .04 2 1.18 3 .04 .55 4 1.26 5 1.34 6 7 .04 8 9 10 .43 11 .20 .12 12 1.02 13 .04 .20 .04 14 .20 15 .08 16 17 18 .08 .08 19 1.06 20 21 .20 22 .47 23 .55 24 .12 25 .12 26 .12 27 .04 28 .12 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.43 1.06 0.31 0.91 0.63 2.91 1.26 0.00 0.00 0.20 0.20 1.81 ACC 0.43 1.50 1.81 2.72 3.35 6.26 7.52 7.52 7.52 7.72 7.91 9.72 MAX 0.43 1.02 0.20 0.47 0.55 1.34 1.18 0.00 0.00 0.20 0.08 1.06 NO. 1 2 2 4 3 4 3 0 0 1 3 4 Maximum Daily Rainfall 1.34 Maximum Monthly Rainfall 2.91 Total Annual Rainfall 9.72 Number of Days with Rain 27 Notes: Annual rainfall in millimeters: 247 Total down-time: 0.00 days 194 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Mt. Ord (gage # 5960) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .04 2 .04 .87 3 .39 .12 .16 4 .08 .04 .04 .83 5 .39 1.02 .31 6 .35 .04 7 .12 8 .20 9 .08 10 .43 .20 11 .04 12 1.34 .31 .16 13 .08 .47 14 .04 15 .39 16 .87 17 18 .16 .16 19 1.81 20 21 .04 22 .16 23 .08 .12 1.14 24 .12 .20 .28 25 26 .24 .43 .12 27 .04 .20 .24 28 .31 29 .04 .08 .04 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.51 1.46 0.83 1.30 1.02 1.57 1.50 0.00 0.00 1.81 2.13 3.31 ACC 0.51 1.97 2.80 4.09 5.12 6.69 8.19 8.19 8.19 10.00 12.13 15.43 MAX 0.43 1.34 0.31 0.43 0.39 1.02 0.87 0.00 0.00 1.14 0.87 1.81 NO. 2 3 5 7 6 4 6 0 0 5 6 6 Maximum Daily Rainfall 1.81 Maximum Monthly Rainfall 3.31 Total Annual Rainfall Number of Days with Rain 15.43 50 Notes: Annual rainfall in millimeters: 392 Total down-time: 0.00 days 195 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Stone Ridge Dam (gage # 5965) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .04 2 1.06 3 .04 .04 .59 4 .83 .08 5 1.18 6 7 8 9 10 .24 11 .08 .20 12 .94 .08 13 .12 .08 .08 14 .35 15 16 17 18 .04 .08 19 .04 1.22 20 21 .20 22 .47 23 .47 24 .08 25 .08 26 .12 .04 27 .04 28 .08 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.24 0.94 0.28 0.83 0.55 2.32 1.14 0.00 0.00 0.47 0.16 2.05 ACC 0.24 1.18 1.46 2.28 2.83 5.16 6.30 6.30 6.30 6.77 6.93 8.98 MAX 0.24 0.94 0.12 0.47 0.47 1.18 1.06 0.00 0.00 0.35 0.08 1.22 NO. 1 1 3 4 3 4 3 0 0 3 3 5 Maximum Daily Rainfall 1.22 Maximum Monthly Rainfall 2.32 Total Annual Rainfall 8.98 Number of Days with Rain 30 Notes: Annual rainfall in millimeters: 228 Total down-time: 0.00 days 196 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Sunridge Canyon Dam (gage # 5970) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .20 2 1.14 3 .04 .04 .04 .08 4 .87 5 1.38 6 7 .04 8 9 10 .31 11 .04 .12 12 .91 13 .20 .12 14 .39 15 .08 16 17 18 .04 .08 19 .43 20 21 .24 22 .47 23 .55 24 .08 25 .16 26 .12 .08 27 .08 28 .16 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.31 0.94 0.24 0.98 0.67 2.44 1.42 0.00 0.00 0.47 0.24 0.75 ACC 0.31 1.26 1.50 2.48 3.15 5.59 7.01 7.01 7.01 7.48 7.72 8.46 MAX 0.31 0.91 0.12 0.47 0.55 1.38 1.14 0.00 0.00 0.39 0.12 0.43 NO. 1 2 2 5 3 3 4 0 0 2 3 4 Maximum Daily Rainfall 1.38 Maximum Monthly Rainfall 2.44 Total Annual Rainfall 8.46 Number of Days with Rain 29 Notes: Annual rainfall in millimeters: 215 Total down-time: 0.00 days 197 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Cloudburst Wash (gage # 5975) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .20 2 1.57 3 .04 .08 .08 4 1.06 .04 5 1.22 6 7 .12 8 9 10 .63 11 .04 .12 .04 12 .91 .04 13 .28 .04 .04 14 .16 15 ----16 ----17 18 .04 .04 19 .04 .31 20 21 .20 22 .43 23 .71 24 .04 .08 25 .20 .04 .04 26 .12 27 .04 28 .04 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.63 0.94 0.31 0.94 0.91 2.60 1.97 0.00 0.00 0.24 0.12 0.39 ACC 0.63 1.57 1.89 2.83 3.74 6.34 8.31 8.31 8.31 8.54 8.66 9.06 MAX 0.63 0.91 0.12 0.43 0.71 1.22 1.57 0.00 0.00 0.16 0.04 0.31 NO. 1 2 4 5 5 4 4 0 0 3 3 3 Maximum Daily Rainfall 1.57 Maximum Monthly Rainfall 2.60 Total Annual Rainfall 9.06 Number of Days with Rain 34 Notes: Annual rainfall in millimeters: 230 Total down-time: 2.49 days Gage 5975 down from 11/14 20:34 (40) through 11/17 08:25 (40) for unknown reason; no rain fell. 198 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at North Heights Dam (gage # 5980) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .16 2 1.10 ----3 .04 .04 ----4 1.10 ----.04 5 1.42 ----6 7 8 9 10 .55 11 .16 .04 12 .91 13 .20 .04 14 .28 15 16 17 18 .04 .08 19 .39 20 21 .16 22 .47 23 .55 24 .04 25 .16 26 .12 .08 27 .08 28 .20 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.55 0.91 0.28 0.87 0.67 2.76 1.26 0.00 0.00 0.35 0.08 0.71 ACC 0.55 1.46 1.73 2.60 3.27 6.02 7.28 7.28 7.28 7.64 7.72 8.43 MAX 0.55 0.91 0.16 0.47 0.55 1.42 1.10 0.00 0.00 0.28 0.04 0.39 NO. 1 1 2 5 3 4 2 0 0 2 2 4 Maximum Daily Rainfall 1.42 Maximum Monthly Rainfall 2.76 Total Annual Rainfall 8.43 Number of Days with Rain 26 Notes: Annual rainfall in millimeters: 214 Total down-time: 4.45 days Gage 5980 down from 7/01 22:06 (185) through 7/06 08:51 (185) due to battery failure; no rain fell. 199 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Golden Eagle Blvd. (gage # 5985) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .20 2 1.54 3 .04 .08 .04 4 .98 .12 5 2.09 6 7 .04 8 9 10 .83 11 .28 .04 .04 12 .91 13 .16 .04 14 .16 15 .16 16 17 18 .08 .04 19 .28 20 21 .16 22 .39 23 .79 24 .08 25 .16 26 .20 .12 27 .08 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.83 0.91 0.47 0.83 0.94 3.27 1.85 0.00 0.00 0.28 0.28 0.43 ACC 0.83 1.73 2.20 3.03 3.98 7.24 9.09 9.09 9.09 9.37 9.65 10.08 MAX 0.83 0.91 0.28 0.39 0.79 2.09 1.54 0.00 0.00 0.16 0.16 0.28 NO. 1 1 2 5 3 4 5 0 0 2 3 3 Maximum Daily Rainfall 2.09 Maximum Monthly Rainfall 3.27 Total Annual Rainfall Number of Days with Rain 10.08 29 Notes: Annual rainfall in millimeters: 256 Total down-time: 0.00 days 200 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Hesperus Dam (gage # 5990) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .12 2 1.22 3 .04 4 1.57 .04 5 .98 6 7 .04 8 9 10 .91 .04 11 .20 .04 12 .24 13 .12 14 .12 15 .20 16 17 18 ----.04 19 ----.43 20 21 .12 22 .39 23 .51 24 .04 25 .16 26 .12 .24 27 .12 28 .16 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.91 0.24 0.31 0.71 0.67 2.72 1.42 0.00 0.00 0.35 0.20 0.67 ACC 0.91 1.14 1.46 2.17 2.83 5.55 6.97 6.97 6.97 7.32 7.52 8.19 MAX 0.91 0.24 0.20 0.39 0.51 1.57 1.22 0.00 0.00 0.24 0.20 0.43 NO. 1 1 2 4 3 4 4 0 0 2 1 4 Maximum Daily Rainfall 1.57 Maximum Monthly Rainfall 2.72 Total Annual Rainfall 8.19 Number of Days with Rain 26 Notes: Annual rainfall in millimeters: 208 Total down-time: 3.47 days Gage 5990 down from 10/17 02:18 (23) through 10/20 13:42 (23) due to battery failure; no rain fell. 201 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Hesperus Wash (gage # 5995) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .28 2 1.85 3 .08 .12 .04 4 .87 .16 5 1.97 6 .16 7 .04 8 9 10 1.14 .04 11 .35 .67 12 .98 13 .28 .08 .04 14 .08 15 .24 16 17 18 .16 .04 19 .55 20 21 .16 22 .39 23 .94 24 .04 .04 25 .20 26 .20 .12 27 ----.04 28 ----29 ----30 --------31 -------------------------------------------------------------------------------------------------SUM 1.14 0.98 0.59 0.87 1.10 3.78 2.24 0.00 0.00 0.28 0.59 0.75 ACC 1.14 2.13 2.72 3.58 4.69 8.46 10.71 10.71 10.71 10.98 11.57 12.32 MAX 1.14 0.98 0.35 0.39 0.94 1.97 1.85 0.00 0.00 0.12 0.24 0.55 NO. 1 1 3 5 3 4 5 0 0 3 4 3 Maximum Daily Rainfall 1.97 Maximum Monthly Rainfall 3.78 Total Annual Rainfall Number of Days with Rain 12.32 32 Notes: Annual rainfall in millimeters: 313 Total down-time: 5.84 days Gage 5995 down from 12/26 13:24 (69) through 12/29 09:29 (69) due to battery failure; no rain fell. Gage 5995 down from 5/28 13:46 (272) through 5/31 13:46 (272) for unknown reason; no rain fell. 202 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Guadalupe FRS (gage # 6500) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .39 3 4 .31 5 .20 6 7 8 9 10 .04 11 .04 .04 12 .31 13 .04 14 .04 15 16 .35 17 18 .24 .20 19 .04 .47 20 21 .12 22 .16 .04 23 .04 .55 24 .04 .04 25 .08 .04 26 .04 .16 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.04 0.31 0.16 0.43 0.59 0.55 0.39 0.00 0.00 0.24 0.63 0.67 ACC 0.04 0.35 0.51 0.94 1.54 2.09 2.48 2.48 2.48 2.72 3.35 4.02 MAX 0.04 0.31 0.04 0.16 0.55 0.31 0.39 0.00 0.00 0.16 0.35 0.47 NO. 1 1 4 5 2 3 1 0 0 3 3 2 Maximum Daily Rainfall 0.55 Maximum Monthly Rainfall 0.67 Total Annual Rainfall 4.02 Number of Days with Rain 25 Notes: Annual rainfall in millimeters: 102 Total down-time: 0.00 days 203 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at South Mountain Park (gage # 6510) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .12 2 .04 .47 3 4 .43 .08 5 .12 6 7 8 9 .12 10 .08 11 .12 12 .98 .04 13 .12 14 .04 15 .04 16 17 18 .04 .28 19 .43 20 21 .12 22 .20 23 .04 .91 24 .04 .08 25 .12 26 .04 .04 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.20 0.98 0.20 0.55 0.91 0.59 0.67 0.00 0.00 0.24 0.08 0.71 ACC 0.20 1.18 1.38 1.93 2.83 3.43 4.09 4.09 4.09 4.33 4.41 5.12 MAX 0.12 0.98 0.12 0.20 0.91 0.43 0.47 0.00 0.00 0.12 0.04 0.43 NO. 2 1 3 5 1 3 3 0 0 4 2 2 Maximum Daily Rainfall 0.98 Maximum Monthly Rainfall 0.98 Total Annual Rainfall 5.12 Number of Days with Rain 26 Notes: Annual rainfall in millimeters: 130 Total down-time: 0.00 days 204 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Carriage Lane Park (gage # 6520) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .55 3 4 .47 5 .24 6 7 8 9 10 .12 11 .04 .04 12 .67 13 .04 .51 .16 14 .04 15 16 .04 17 18 .04 .20 19 .39 20 21 .16 22 .43 23 .04 .79 24 .12 .04 25 .04 26 .08 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.12 0.67 0.16 0.71 0.79 0.79 0.55 0.00 0.00 0.63 0.24 0.59 ACC 0.12 0.79 0.94 1.65 2.44 3.23 3.78 3.78 3.78 4.41 4.65 5.24 MAX 0.12 0.67 0.12 0.43 0.79 0.47 0.55 0.00 0.00 0.51 0.16 0.39 NO. 1 1 2 5 1 4 1 0 0 3 3 2 Maximum Daily Rainfall 0.79 Maximum Monthly Rainfall 0.79 Total Annual Rainfall 5.24 Number of Days with Rain 23 Notes: Annual rainfall in millimeters: 133 Total down-time: 0.00 days 205 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at South Mtn. Park HQ (gage # 6525) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .04 2 .02 .03 .59 3 .02 4 .29 .02 5 .08 6 .04 7 8 9 .10 10 .20 11 .01 .14 .09 ----12 1.04 ----.01 13 .01 .01 14 .13 15 .25 16 17 18 .09 .24 19 .08 20 21 .05 22 .23 .04 23 .05 .76 24 .04 .12 .03 25 .11 26 .06 .19 27 28 .01 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.30 1.07 0.24 0.56 0.83 0.52 0.65 0.00 0.00 0.34 0.38 0.33 ACC 0.30 1.37 1.61 2.17 3.00 3.52 4.17 4.17 4.17 4.51 4.89 5.22 MAX 0.20 1.04 0.14 0.23 0.76 0.29 0.59 0.00 0.00 0.19 0.25 0.24 NO. 2 3 3 5 3 6 3 0 0 4 3 3 Maximum Daily Rainfall 1.04 Maximum Monthly Rainfall 1.07 Total Annual Rainfall 5.22 Number of Days with Rain 35 Notes: Annual rainfall in millimeters: 132.6 Total down-time: 2.50 days Gage 6525 down from 5/10 18:53 (417) through 5/13 06:51 (417) due to battery failure; no rain fell. This gage measures rainfall in 0.01 inch increments. 206 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Chandler @ Alma School (gage # 6530) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 ----2 .04 .59 3 .04 4 .35 5 .31 6 .04 7 8 9 10 .20 11 .12 .04 12 .67 .04 13 .04 .24 14 15 .04 16 17 .04 18 .12 .08 19 .35 20 21 .28 22 .47 23 .08 .83 24 .24 .04 .94 25 .24 .04 26 .12 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.20 0.67 0.47 1.10 0.83 0.79 0.59 0.00 0.00 1.06 0.47 0.43 ACC 0.20 0.87 1.34 2.44 3.27 4.06 4.65 4.65 4.65 5.71 6.18 6.61 MAX 0.20 0.67 0.24 0.47 0.83 0.35 0.59 0.00 0.00 0.94 0.24 0.35 NO. 1 1 3 5 1 5 1 0 0 4 5 2 Maximum Daily Rainfall 0.94 Maximum Monthly Rainfall 1.10 Total Annual Rainfall 6.61 Number of Days with Rain 28 Notes: Annual rainfall in millimeters: 168 Total down-time: 1.47 days Gage 6530 down from 8/31 20:31 (157) through 9/02 07:54 (157) due to programming error; no rain fell. 207 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Mesa Tower (gage # 6540) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .87 3 4 1.02 5 .12 6 7 8 9 10 .08 11 .12 .04 12 .63 13 .04 .12 14 .04 15 16 17 18 .12 .16 19 .04 .12 20 21 .12 22 .47 23 .04 .67 24 .12 .08 .16 25 .04 26 .08 27 ----28 ----29 ----30 ----31 -------------------------------------------------------------------------------------------------SUM 0.08 0.63 0.31 0.75 0.67 1.22 0.87 0.00 0.00 0.28 0.20 0.28 ACC 0.08 0.71 1.02 1.77 2.44 3.66 4.53 4.53 4.53 4.80 5.00 5.28 MAX 0.08 0.63 0.12 0.47 0.67 1.02 0.87 0.00 0.00 0.16 0.12 0.16 NO. 1 1 3 5 1 4 1 0 0 2 3 2 Maximum Daily Rainfall 1.02 Maximum Monthly Rainfall 1.22 Total Annual Rainfall 5.28 Number of Days with Rain 23 Notes: Annual rainfall in millimeters: 134 Total down-time: 3.83 days Gage 6540 down from 8/26 16:45 (127) through 8/30 12:35 (127) for unknown reason; no rain fell. 208 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Broadway @ Lindsay (gage # 6545) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .04 2 1.10 3 4 .75 5 .16 6 .04 7 8 9 10 .20 .04 11 .12 .16 12 .63 13 .04 .16 14 .04 15 .04 16 17 18 .08 .08 19 .08 20 21 .12 22 .39 23 .59 24 .08 .04 .16 25 .08 26 .20 .04 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.20 0.63 0.39 0.63 0.59 1.10 1.18 0.00 0.00 0.39 0.16 0.16 ACC 0.20 0.83 1.22 1.85 2.44 3.54 4.72 4.72 4.72 5.12 5.28 5.43 MAX 0.20 0.63 0.20 0.39 0.59 0.75 1.10 0.00 0.00 0.16 0.08 0.08 NO. 1 1 3 4 1 4 3 0 0 4 3 2 Maximum Daily Rainfall 1.10 Maximum Monthly Rainfall 1.18 Total Annual Rainfall 5.43 Number of Days with Rain 26 Notes: Annual rainfall in millimeters: 138 Total down-time: 0.00 days 209 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Ahwatukee (gage # 6550) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .12 2 .55 3 .04 .08 4 .28 5 .16 6 7 8 9 10 .12 11 .12 .12 12 .83 13 .04 .28 14 .08 15 16 .24 17 .04 18 .16 19 .55 20 21 .12 22 .35 23 .04 1.06 24 .04 .12 25 .08 26 .24 27 .08 28 29 .04 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.12 0.83 0.16 0.71 1.06 0.63 0.67 0.00 0.00 0.67 0.28 0.83 ACC 0.12 0.94 1.10 1.81 2.87 3.50 4.17 4.17 4.17 4.84 5.12 5.94 MAX 0.12 0.83 0.12 0.35 1.06 0.28 0.55 0.00 0.00 0.28 0.24 0.55 NO. 1 1 2 5 1 5 2 0 0 4 2 4 Maximum Daily Rainfall 1.06 Maximum Monthly Rainfall 1.06 Total Annual Rainfall 5.94 Number of Days with Rain 27 Notes: Annual rainfall in millimeters: 151 Total down-time: 0.00 days 210 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at South Mountain Fan (gage # 6560) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .04 2 .04 .43 3 .08 4 .20 .20 5 .12 6 7 8 9 .04 10 .20 11 .04 12 .98 .04 .12 13 .04 14 .16 15 16 17 .04 18 .08 19 20 21 22 .24 .04 23 .04 .71 24 .04 .08 .08 25 .04 26 .04 .63 27 .08 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.24 1.02 0.16 0.39 0.83 0.43 0.67 0.00 0.00 0.98 0.04 0.08 ACC 0.24 1.26 1.42 1.81 2.64 3.07 3.74 3.74 3.74 4.72 4.76 4.84 MAX 0.20 0.98 0.04 0.24 0.71 0.20 0.43 0.00 0.00 0.63 0.04 0.08 NO. 2 2 4 4 3 4 3 0 0 4 1 1 Maximum Daily Rainfall 0.98 Maximum Monthly Rainfall 1.02 Total Annual Rainfall 4.84 Number of Days with Rain 28 Notes: Annual rainfall in millimeters: 123 Total down-time: 0.00 days 211 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at EMF @ Broadway (gage # 6570) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .04 2 1.14 3 .04 .04 4 .75 5 .16 6 .04 7 8 9 10 11 .12 12 .47 13 .04 .04 14 .04 15 16 .04 17 18 .04 .12 19 .12 20 21 .16 22 .35 23 .04 .51 24 .04 .04 25 .04 26 .12 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.51 0.28 0.63 0.51 0.91 1.22 0.00 0.00 0.08 0.12 0.28 ACC 0.00 0.55 0.83 1.46 1.97 2.87 4.09 4.09 4.09 4.17 4.29 4.57 MAX 0.00 0.47 0.12 0.35 0.51 0.75 1.14 0.00 0.00 0.04 0.04 0.12 NO. 0 2 3 5 1 2 3 0 0 2 3 3 Maximum Daily Rainfall 1.14 Maximum Monthly Rainfall 1.22 Total Annual Rainfall 4.57 Number of Days with Rain 24 Notes: Annual rainfall in millimeters: 116 Total down-time: 0.00 days 212 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Williams Field Road (gage # 6575) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.38 3 .12 4 .75 5 .35 6 7 8 9 10 .04 11 .20 12 .47 .04 13 14 .04 .04 15 .20 16 .24 17 18 .08 .12 19 .24 20 21 .20 22 .47 23 .08 .59 24 .12 25 .28 .43 26 .04 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.51 0.28 1.02 0.71 1.10 1.42 0.00 0.00 0.59 0.51 0.35 ACC 0.00 0.51 0.79 1.81 2.52 3.62 5.04 5.04 5.04 5.63 6.14 6.50 MAX 0.00 0.47 0.20 0.47 0.59 0.75 1.38 0.00 0.00 0.43 0.24 0.24 NO. 0 2 3 4 2 2 2 0 0 3 3 2 Maximum Daily Rainfall 1.38 Maximum Monthly Rainfall 1.42 Total Annual Rainfall 6.50 Number of Days with Rain 23 Notes: Annual rainfall in millimeters: 165 Total down-time: 0.00 days 213 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at EMF @ Queen Creek (gage # 6580) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .08 2 .31 3 4 .12 5 .31 6 .04 7 8 9 10 .04 11 .08 12 .20 .04 13 .08 .04 14 15 .04 .16 16 17 18 .04 .16 19 .08 20 21 22 .35 23 .08 .43 24 .08 .04 .04 .16 25 .04 .04 26 .04 27 .04 28 .04 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.04 0.31 0.20 0.63 0.47 0.47 0.39 0.00 0.00 0.20 0.24 0.24 ACC 0.04 0.35 0.55 1.18 1.65 2.13 2.52 2.52 2.52 2.72 2.95 3.19 MAX 0.04 0.20 0.08 0.35 0.43 0.31 0.31 0.00 0.00 0.16 0.16 0.16 NO. 1 3 3 7 2 3 2 0 0 2 3 2 Maximum Daily Rainfall 0.43 Maximum Monthly Rainfall 0.63 Total Annual Rainfall 3.19 Number of Days with Rain 28 Notes: Annual rainfall in millimeters: 81 Total down-time: 0.00 days 214 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Elliot @ Hawes Road (gage # 6590) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.18 3 .16 .04 4 .51 5 .24 6 7 8 9 10 11 .16 12 .55 13 .04 14 .04 15 16 .04 17 18 .12 .16 19 .20 20 21 .35 22 .35 23 .04 .71 24 .04 .04 .28 25 .16 26 .04 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.55 0.24 0.94 0.87 0.79 1.22 0.00 0.00 0.31 0.16 0.35 ACC 0.00 0.55 0.79 1.73 2.60 3.39 4.61 4.61 4.61 4.92 5.08 5.43 MAX 0.00 0.55 0.16 0.35 0.71 0.51 1.18 0.00 0.00 0.28 0.12 0.20 NO. 0 1 3 5 2 3 2 0 0 2 2 2 Maximum Daily Rainfall 1.18 Maximum Monthly Rainfall 1.22 Total Annual Rainfall 5.43 Number of Days with Rain 22 Notes: Annual rainfall in millimeters: 138 Total down-time: 0.00 days 215 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at EMF @ Arizona Ave. (gage # 6595) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .35 3 4 .12 5 .16 6 7 8 9 .04 10 .04 11 .08 12 .39 13 .31 14 .04 15 .12 16 17 18 .35 19 .08 20 21 .24 22 .31 23 .16 .71 24 .04 .04 .12 25 26 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.08 0.39 0.12 0.75 0.71 0.28 0.35 0.00 0.00 0.12 0.47 0.43 ACC 0.08 0.47 0.59 1.34 2.05 2.32 2.68 2.68 2.68 2.80 3.27 3.70 MAX 0.04 0.39 0.08 0.31 0.71 0.16 0.35 0.00 0.00 0.12 0.31 0.35 NO. 2 1 2 4 1 2 1 0 0 1 3 2 Maximum Daily Rainfall 0.71 Maximum Monthly Rainfall 0.75 Total Annual Rainfall 3.70 Number of Days with Rain 19 Notes: Annual rainfall in millimeters: 94 Total down-time: 0.00 days 216 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Guadalupe Channel (gage # 6600) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .04 2 .04 1.34 3 .08 4 .75 5 .28 6 7 8 9 10 .04 11 .16 12 .55 13 .04 14 15 .04 16 .12 17 18 .16 19 .35 20 21 .24 22 .39 23 .04 .71 24 .04 .08 25 .20 26 .04 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.55 0.24 0.94 0.79 1.10 1.42 0.00 0.00 0.12 0.04 0.51 ACC 0.00 0.55 0.79 1.73 2.52 3.62 5.04 5.04 5.04 5.16 5.20 5.71 MAX 0.00 0.55 0.16 0.39 0.71 0.75 1.34 0.00 0.00 0.12 0.04 0.35 NO. 0 1 3 5 2 4 3 0 0 1 1 2 Maximum Daily Rainfall 1.34 Maximum Monthly Rainfall 1.42 Total Annual Rainfall 5.71 Number of Days with Rain 22 Notes: Annual rainfall in millimeters: 145 Total down-time: 0.00 days 217 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Freestone Basin (gage # 6605) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .04 .83 3 .08 .04 4 .55 5 .16 6 .08 7 8 9 10 .35 .04 11 .04 .12 12 .55 13 .04 .04 14 .04 15 16 17 18 .08 19 .16 20 21 .16 22 .43 23 .08 .55 24 .12 .04 .08 25 .08 26 .12 27 .04 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.35 0.63 0.35 0.79 0.67 0.79 0.87 0.00 0.00 0.12 0.08 0.28 ACC 0.35 0.98 1.34 2.13 2.80 3.58 4.45 4.45 4.45 4.57 4.65 4.92 MAX 0.35 0.55 0.12 0.43 0.55 0.55 0.83 0.00 0.00 0.08 0.08 0.16 NO. 1 3 3 5 3 4 2 0 0 2 1 3 Maximum Daily Rainfall 0.83 Maximum Monthly Rainfall 0.87 Total Annual Rainfall 4.92 Number of Days with Rain 27 Notes: Annual rainfall in millimeters: 125 Total down-time: 0.00 days 218 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Queen Creek Rd. (gage # 6610) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .04 1.14 3 .08 4 .24 5 .35 6 7 8 9 .16 10 11 .20 12 .43 13 14 .04 15 .35 16 .55 17 18 .16 19 .24 20 21 .12 22 .43 23 .04 .55 24 .12 25 .12 .24 26 .04 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.16 0.43 0.24 0.71 0.63 0.63 1.14 0.00 0.00 0.94 0.35 0.39 ACC 0.16 0.59 0.83 1.54 2.17 2.80 3.94 3.94 3.94 4.88 5.24 5.63 MAX 0.16 0.43 0.20 0.43 0.55 0.35 1.14 0.00 0.00 0.55 0.35 0.24 NO. 1 1 2 4 2 3 1 0 0 4 1 2 Maximum Daily Rainfall 1.14 Maximum Monthly Rainfall 1.14 Total Annual Rainfall 5.63 Number of Days with Rain 21 Notes: Annual rainfall in millimeters: 143 Total down-time: 0.00 days 219 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Queen Creek Landfill (gage # 6615) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .59 3 .08 4 .24 5 .24 6 7 8 9 10 .08 11 .16 12 .43 .04 13 14 15 16 17 18 .35 19 .28 20 21 .12 22 .39 23 .08 .59 24 .04 .04 .04 25 .04 .04 26 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.08 0.43 0.20 0.67 0.67 0.47 0.59 0.00 0.00 0.12 0.00 0.63 ACC 0.08 0.51 0.71 1.38 2.05 2.52 3.11 3.11 3.11 3.23 3.23 3.86 MAX 0.08 0.43 0.16 0.39 0.59 0.24 0.59 0.00 0.00 0.04 0.00 0.35 NO. 1 1 2 5 2 2 1 0 0 3 0 2 Maximum Daily Rainfall 0.59 Maximum Monthly Rainfall 0.67 Total Annual Rainfall 3.86 Number of Days with Rain 19 Notes: Annual rainfall in millimeters: 98 Total down-time: 0.00 days 220 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Crossroads Park (gage # 6620) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .08 2 .67 3 4 .43 5 .31 6 7 8 9 10 .20 .04 11 .16 12 .47 .04 13 .04 14 .04 15 16 17 18 .04 .20 19 .31 20 21 .08 22 .43 23 .04 .75 24 .04 .08 .24 25 .20 26 .12 27 28 .04 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.20 0.47 0.31 0.87 0.75 0.75 0.79 0.00 0.00 0.35 0.04 0.51 ACC 0.20 0.67 0.98 1.85 2.60 3.35 4.13 4.13 4.13 4.49 4.53 5.04 MAX 0.20 0.47 0.16 0.43 0.75 0.43 0.67 0.00 0.00 0.24 0.04 0.31 NO. 1 1 3 6 1 2 3 0 0 4 1 2 Maximum Daily Rainfall 0.75 Maximum Monthly Rainfall 0.87 Total Annual Rainfall 5.04 Number of Days with Rain 24 Notes: Annual rainfall in millimeters: 128 Total down-time: 0.00 days 221 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Signal Butte FRS (gage # 6625) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.54 3 .08 .04 .20 4 .98 5 .63 6 7 8 9 10 11 .12 .08 12 .51 13 .04 .12 14 .08 15 16 .04 .47 17 18 ----.12 19 ----.43 20 21 .20 22 .31 23 .51 24 .08 .55 25 .04 26 .12 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.51 0.24 0.63 0.59 1.73 1.57 0.00 0.00 0.79 0.47 0.75 ACC 0.00 0.51 0.75 1.38 1.97 3.70 5.28 5.28 5.28 6.06 6.54 7.28 MAX 0.00 0.51 0.12 0.31 0.51 0.98 1.54 0.00 0.00 0.55 0.47 0.43 NO. 0 1 2 4 2 4 2 0 0 4 1 3 Maximum Daily Rainfall 1.54 Maximum Monthly Rainfall 1.73 Total Annual Rainfall 7.28 Number of Days with Rain 23 Notes: Annual rainfall in millimeters: 185 Total down-time: 3.43 days Gage 6625 down from 1/17 00:22 (19) through 1/20 10:44 (19) for unknown reason; no rain fell. 222 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Usery Mtn. Park (gage # 6640) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.50 3 .04 4 1.02 5 .75 6 7 8 9 10 .04 11 .08 .55 12 .67 13 .04 .08 .55 14 .08 15 16 .67 17 18 .16 19 .51 20 21 .24 22 .28 23 .47 24 .08 .94 25 .04 26 .20 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.04 0.67 0.31 0.63 0.51 2.40 1.50 0.00 0.00 1.57 0.67 0.67 ACC 0.04 0.71 1.02 1.65 2.17 4.57 6.06 6.06 6.06 7.64 8.31 8.98 MAX 0.04 0.67 0.20 0.28 0.47 1.02 1.50 0.00 0.00 0.94 0.67 0.51 NO. 1 1 3 4 2 4 1 0 0 3 1 2 Maximum Daily Rainfall 1.50 Maximum Monthly Rainfall 2.40 Total Annual Rainfall 8.98 Number of Days with Rain 22 Notes: Annual rainfall in millimeters: 228 Total down-time: 0.00 days 223 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Usery Park WS (gage # 6650) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.42 3 .04 .04 4 1.18 5 .87 6 .04 7 .04 8 9 10 .04 11 .16 .47 12 .67 13 .08 .16 14 .20 15 .24 16 1.10 17 18 .16 19 .71 20 21 .28 22 .39 23 .43 24 .08 .51 25 .08 26 .31 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.04 0.67 0.47 0.87 0.47 2.60 1.46 0.00 0.00 0.87 1.38 0.87 ACC 0.04 0.71 1.18 2.05 2.52 5.12 6.57 6.57 6.57 7.44 8.82 9.69 MAX 0.04 0.67 0.31 0.39 0.43 1.18 1.42 0.00 0.00 0.51 1.10 0.71 NO. 1 1 2 5 2 4 2 0 0 3 3 2 Maximum Daily Rainfall 1.42 Maximum Monthly Rainfall 2.60 Total Annual Rainfall 9.69 Number of Days with Rain 25 Notes: Annual rainfall in millimeters: 246 Total down-time: 0.00 days 224 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Thunder Mountain (gage # 6655) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.38 3 4 1.18 5 .91 6 .04 7 .04 8 9 10 .04 11 .04 12 .63 13 .12 14 .12 15 16 .08 17 .12 18 .04 .08 19 .28 20 21 .12 22 .35 23 .39 24 .04 .08 25 .12 26 .04 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.04 0.63 0.12 0.67 0.39 2.20 1.42 0.00 0.00 0.12 0.28 0.35 ACC 0.04 0.67 0.79 1.46 1.85 4.06 5.47 5.47 5.47 5.59 5.87 6.22 MAX 0.04 0.63 0.04 0.35 0.39 1.18 1.38 0.00 0.00 0.12 0.12 0.28 NO. 1 1 3 4 1 3 2 0 0 1 4 2 Maximum Daily Rainfall 1.38 Maximum Monthly Rainfall 2.20 Total Annual Rainfall 6.22 Number of Days with Rain 22 Notes: Annual rainfall in millimeters: 158 Total down-time: 0.00 days 225 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Apache Junction FRS (gage # 6670) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.69 3 .08 4 1.22 5 .75 6 7 8 9 10 11 .20 .12 12 .63 13 .04 .08 .16 14 .12 15 16 .55 17 18 .16 19 .39 20 21 .16 22 .16 23 .08 .51 24 .04 .12 25 .12 26 .08 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.63 0.28 0.55 0.59 2.13 1.69 0.00 0.00 0.31 0.71 0.55 ACC 0.00 0.63 0.91 1.46 2.05 4.17 5.87 5.87 5.87 6.18 6.89 7.44 MAX 0.00 0.63 0.20 0.16 0.51 1.22 1.69 0.00 0.00 0.12 0.55 0.39 NO. 0 1 2 5 2 4 1 0 0 3 2 2 Maximum Daily Rainfall 1.69 Maximum Monthly Rainfall 2.13 Total Annual Rainfall 7.44 Number of Days with Rain 22 Notes: Annual rainfall in millimeters: 189 Total down-time: 0.00 days 226 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Apache Trail (gage # 6675) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.97 3 .08 .04 .04 4 1.89 5 .91 6 .04 7 8 9 10 11 .16 12 .67 .04 13 .04 .08 .24 14 .04 15 .04 16 1.06 17 18 .20 19 .20 20 21 .20 22 .31 23 .59 24 .08 .59 25 .20 .08 26 .04 27 .04 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.67 0.24 0.79 0.71 2.83 2.01 0.00 0.00 0.79 1.38 0.43 ACC 0.00 0.67 0.91 1.69 2.40 5.24 7.24 7.24 7.24 8.03 9.41 9.84 MAX 0.00 0.67 0.16 0.31 0.59 1.89 1.97 0.00 0.00 0.59 1.06 0.20 NO. 0 1 3 4 3 3 2 0 0 4 4 3 Maximum Daily Rainfall 1.97 Maximum Monthly Rainfall 2.83 Total Annual Rainfall 9.84 Number of Days with Rain 27 Notes: Annual rainfall in millimeters: 250 Total down-time: 0.00 days 227 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Powerline FRS (gage # 6680) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.50 3 .20 .04 4 .79 5 .39 6 7 8 9 10 11 .12 12 .51 .04 13 .04 14 15 16 .20 1.02 17 .04 18 .04 .08 19 .20 20 21 .12 22 .31 23 .04 .51 24 .04 .43 25 .24 .55 26 27 28 29 30 ----31 --------- ---------------------------------------------------------------------------------------------SUM 0.00 0.51 0.16 0.75 0.71 1.18 1.50 0.00 0.00 1.22 1.10 0.31 ACC 0.00 0.51 0.67 1.42 2.13 3.31 4.80 4.80 4.80 6.02 7.13 7.44 MAX 0.00 0.51 0.12 0.31 0.51 0.79 1.50 0.00 0.00 0.55 1.02 0.20 NO. 0 1 2 5 2 2 1 0 0 4 3 3 Maximum Daily Rainfall 1.50 Maximum Monthly Rainfall 1.50 Total Annual Rainfall 7.44 Number of Days with Rain 23 Notes: Annual rainfall in millimeters: 189 Total down-time: 0.00 days 228 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Vineyard FRS (gage # 6685) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.61 3 .16 .04 4 .79 5 .39 6 7 8 9 10 .04 11 .20 12 .59 13 .04 .04 14 .04 15 16 .20 1.30 17 18 .12 .12 19 .04 .20 20 21 .16 22 .35 23 .04 .55 24 .04 .39 25 .28 .91 26 .04 27 .04 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.59 0.24 0.87 0.75 1.22 1.65 0.00 0.00 1.57 1.46 0.35 ACC 0.00 0.59 0.83 1.69 2.44 3.66 5.31 5.31 5.31 6.89 8.35 8.70 MAX 0.00 0.59 0.20 0.35 0.55 0.79 1.61 0.00 0.00 0.91 1.30 0.20 NO. 0 1 2 5 3 3 2 0 0 5 3 3 Maximum Daily Rainfall 1.61 Maximum Monthly Rainfall 1.65 Total Annual Rainfall 8.70 Number of Days with Rain 27 Notes: Annual rainfall in millimeters: 221 Total down-time: 0.00 days 229 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Rittenhouse FRS (gage # 6700) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.54 3 .12 4 .51 5 .55 6 7 8 .04 9 10 11 .31 12 .43 13 .12 14 .12 .04 15 .08 16 .94 17 18 .67 19 .08 20 21 .20 22 .39 23 .04 .59 24 .08 .04 25 .24 .08 26 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.04 0.55 0.31 1.06 0.71 1.06 1.54 0.00 0.00 0.16 1.02 0.75 ACC 0.04 0.59 0.91 1.97 2.68 3.74 5.28 5.28 5.28 5.43 6.46 7.20 MAX 0.04 0.43 0.31 0.39 0.59 0.55 1.54 0.00 0.00 0.08 0.94 0.67 NO. 1 2 1 6 2 2 1 0 0 3 2 2 Maximum Daily Rainfall 1.54 Maximum Monthly Rainfall 1.54 Total Annual Rainfall 7.20 Number of Days with Rain 22 Notes: Annual rainfall in millimeters: 183 Total down-time: 0.00 days 230 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Queen Cr. @ Rittenhouse (gage # 6710) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .04 .91 3 .12 4 .28 5 .51 6 7 8 9 10 11 .28 12 13 14 .04 .04 15 .20 16 .75 .43 17 18 .59 19 .35 20 21 .20 22 .51 23 .04 .75 24 .04 25 .20 .08 26 .04 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.00 0.31 1.02 0.87 0.83 0.91 0.00 0.00 0.87 0.63 0.94 ACC 0.00 0.00 0.31 1.34 2.20 3.03 3.94 3.94 3.94 4.80 5.43 6.38 MAX 0.00 0.00 0.28 0.51 0.75 0.51 0.91 0.00 0.00 0.75 0.43 0.59 NO. 0 0 2 6 2 3 1 0 0 3 2 2 Maximum Daily Rainfall 0.91 Maximum Monthly Rainfall 1.02 Total Annual Rainfall 6.38 Number of Days with Rain 21 Notes: Annual rainfall in millimeters: 162 Total down-time: 0.00 days 231 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Magma FRS (gage # 6715) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .04 .67 3 .04 4 .47 .16 .04 5 .43 6 7 8 .08 9 .04 10 11 .16 12 .63 13 .04 .04 .12 14 .08 15 .12 16 .04 17 18 .39 .55 19 .16 20 21 .16 22 .39 ----23 .12 .63 ----24 .04 25 ----.04 .59 26 ----27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.04 0.63 0.24 0.83 0.67 0.98 0.83 0.00 0.00 0.63 0.67 0.75 ACC 0.04 0.67 0.91 1.73 2.40 3.39 4.21 4.21 4.21 4.84 5.51 6.30 MAX 0.04 0.63 0.16 0.39 0.63 0.47 0.67 0.00 0.00 0.59 0.39 0.55 NO. 1 1 2 6 2 4 2 0 0 2 4 3 Maximum Daily Rainfall 0.67 Maximum Monthly Rainfall 0.98 Total Annual Rainfall 6.30 Number of Days with Rain 27 Notes: Annual rainfall in millimeters: 160 Total down-time: 5.50 days Gage 6715 down from 10/24 19:12 (1) through 10/27 01:12 (1) due to transmitter failure; no rain fell. Gage 6715 down from 5/21 03:44 (107) through 5/24 09:44 (107) due to programming error; no rain fell. 232 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Queen Creek @ CAP (gage # 6720) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.61 3 .12 4 .28 --------5 .47 --------6 --------7 8 9 10 11 .24 12 .47 13 .04 .04 14 .04 .04 15 .20 16 .04 .83 17 18 .08 1.22 19 .04 .12 20 21 .28 22 .47 23 .08 .63 24 .04 25 .16 26 27 .04 28 .04 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.51 0.24 1.06 0.79 0.79 1.61 0.00 0.00 0.20 1.06 1.34 ACC 0.00 0.51 0.75 1.81 2.60 3.39 5.00 5.00 5.00 5.20 6.26 7.60 MAX 0.00 0.47 0.24 0.47 0.63 0.47 1.61 0.00 0.00 0.08 0.83 1.22 NO. 0 2 1 6 3 3 1 0 0 4 3 2 Maximum Daily Rainfall 1.61 Maximum Monthly Rainfall 1.61 Total Annual Rainfall 7.60 Number of Days with Rain 25 Notes: Annual rainfall in millimeters: 193 Total down-time: 7.20 days Gage 6720 down from 4/03 22:46 (127) through 4/07 10:46 (127) for unknown reason; no rain fell. Gage 6720 down from 9/03 16:50 (159) through 9/07 09:38 (159) due to transmitter failure; no rain fell. 233 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Florence Junction (gage # 6730) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .75 3 .08 4 .94 5 .75 6 7 8 9 10 .04 11 .28 12 .67 13 14 .04 15 1.38 16 .43 17 18 1.65 19 .16 20 .04 21 .31 22 .31 23 .16 .75 24 .12 .04 25 .35 26 .12 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.04 0.67 0.39 1.30 0.83 1.69 0.75 0.00 0.00 0.08 1.81 1.81 ACC 0.04 0.71 1.10 2.40 3.23 4.92 5.67 5.67 5.67 5.75 7.56 9.37 MAX 0.04 0.67 0.28 0.35 0.75 0.94 0.75 0.00 0.00 0.04 1.38 1.65 NO. 1 1 2 6 2 2 1 0 0 2 2 2 Maximum Daily Rainfall 1.65 Maximum Monthly Rainfall 1.81 Total Annual Rainfall 9.37 Number of Days with Rain 21 Notes: Annual rainfall in millimeters: 238 Total down-time: 0.00 days 234 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Whitlow Ranch Dam (gage # 6740) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .79 3 .12 .04 .08 4 .87 5 1.06 6 7 8 9 10 .04 .04 11 .35 12 .71 13 .35 14 .04 15 .08 16 .51 17 18 1.61 19 .16 20 21 .12 22 .16 23 .08 .55 24 .04 .04 25 .28 .63 26 .20 27 .12 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.04 0.75 0.55 0.67 0.79 1.93 0.83 0.00 0.00 0.71 0.94 1.85 ACC 0.04 0.79 1.34 2.01 2.80 4.72 5.55 5.55 5.55 6.26 7.20 9.06 MAX 0.04 0.71 0.35 0.28 0.55 1.06 0.79 0.00 0.00 0.63 0.51 1.61 NO. 1 2 2 5 3 2 2 0 0 3 3 3 Maximum Daily Rainfall 1.61 Maximum Monthly Rainfall 1.93 Total Annual Rainfall 9.06 Number of Days with Rain 26 Notes: Annual rainfall in millimeters: 230 Total down-time: 0.00 days 235 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Kings Ranch (gage # 6745) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .79 3 .20 4 .04 1.42 5 1.10 6 7 8 9 10 11 .28 12 .51 13 .08 .08 14 .20 .08 15 .04 .04 16 .55 1.26 17 18 .20 .31 19 .04 .28 20 21 .24 22 .24 23 .08 .67 24 .04 .83 25 .24 .35 26 .04 ----27 .04 ----28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.59 0.31 1.06 0.94 2.52 0.79 0.00 0.00 1.81 1.61 0.59 ACC 0.00 0.59 0.91 1.97 2.91 5.43 6.22 6.22 6.22 8.03 9.65 10.24 MAX 0.00 0.51 0.28 0.24 0.67 1.42 0.79 0.00 0.00 0.83 1.26 0.31 NO. 0 2 2 7 4 2 1 0 0 4 5 2 Maximum Daily Rainfall 1.42 Maximum Monthly Rainfall 2.52 Total Annual Rainfall Number of Days with Rain 10.24 29 Notes: Annual rainfall in millimeters: 260 Total down-time: 3.25 days Gage 6745 down from 3/25 05:35 (138) through 3/28 11:35 (138) for unknown reason; no rain fell. 236 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Saguaro Lake (gage # 6780) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.06 3 .04 .04 4 1.06 5 1.50 .04 6 7 .12 8 9 10 .20 11 .24 12 .71 13 .04 .39 14 .55 15 16 1.10 17 18 .08 19 .04 1.02 20 21 .12 22 .31 23 .63 24 .28 .31 25 .28 .12 26 .28 .04 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.20 0.75 0.51 1.02 0.67 2.56 1.26 0.00 0.00 0.98 1.54 1.10 ACC 0.20 0.94 1.46 2.48 3.15 5.71 6.97 6.97 6.97 7.95 9.49 10.59 MAX 0.20 0.71 0.28 0.31 0.63 1.50 1.06 0.00 0.00 0.55 1.10 1.02 NO. 1 2 2 5 2 2 4 0 0 3 3 2 Maximum Daily Rainfall 1.50 Maximum Monthly Rainfall 2.56 Total Annual Rainfall Number of Days with Rain 10.59 26 Notes: Annual rainfall in millimeters: 269 Total down-time: 0.00 days 237 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Buckeye FRS # 3 (gage # 6810) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .04 2 .12 .83 3 .04 4 .12 .04 5 .04 6 .04 7 8 9 10 .75 11 .16 .08 12 .51 13 .04 .04 .04 14 .24 15 .12 16 17 18 19 20 21 22 .04 .04 23 .04 .39 24 25 26 .04 .08 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.75 0.55 0.20 0.08 0.43 0.43 0.91 0.00 0.00 0.31 0.20 0.00 ACC 0.75 1.30 1.50 1.57 2.01 2.44 3.35 3.35 3.35 3.66 3.86 3.86 MAX 0.75 0.51 0.16 0.04 0.39 0.12 0.83 0.00 0.00 0.24 0.12 0.00 NO. 1 2 2 2 2 6 3 0 0 2 3 0 Maximum Daily Rainfall 0.83 Maximum Monthly Rainfall 0.91 Total Annual Rainfall 3.86 Number of Days with Rain 23 Notes: Annual rainfall in millimeters: 98 Total down-time: 0.00 days 238 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at White Tank FRS # 4 (gage # 6820) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .16 .47 3 .04 4 .04 .04 .20 5 .04 6 7 8 9 10 .28 11 .12 .04 12 .51 .04 13 14 .31 15 ----16 ----17 18 19 20 21 22 .08 23 .04 .31 24 25 26 .04 .04 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.28 0.51 0.20 0.12 0.31 0.31 0.51 0.00 0.00 0.35 0.00 0.20 ACC 0.28 0.79 0.98 1.10 1.42 1.73 2.24 2.24 2.24 2.60 2.60 2.80 MAX 0.28 0.51 0.12 0.08 0.31 0.16 0.47 0.00 0.00 0.31 0.00 0.20 NO. 1 1 3 2 1 5 2 0 0 2 0 1 Maximum Daily Rainfall 0.51 Maximum Monthly Rainfall 0.51 Total Annual Rainfall 2.80 Number of Days with Rain 18 Notes: Annual rainfall in millimeters: 71 Total down-time: 3.25 days Gage 6820 down from 1/14 11:07 (25) through 1/17 17:07 (25) due to transmitter failure; no rain fell. 239 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Waterman @ Rainbow Valley (gage # 6830) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .08 2 .20 .67 3 .04 4 .12 .08 5 .12 6 7 8 9 10 .04 11 .08 12 .31 13 .04 14 .08 15 .16 16 17 18 .16 19 .08 20 21 .08 22 .12 .04 23 .04 .39 24 .12 .04 25 26 .43 27 .12 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.04 0.31 0.08 0.35 0.47 0.47 0.87 0.00 0.00 0.63 0.31 0.08 ACC 0.04 0.35 0.43 0.79 1.26 1.73 2.60 2.60 2.60 3.23 3.54 3.62 MAX 0.04 0.31 0.08 0.12 0.39 0.20 0.67 0.00 0.00 0.43 0.16 0.08 NO. 1 1 1 4 3 4 4 0 0 3 2 1 Maximum Daily Rainfall 0.67 Maximum Monthly Rainfall 0.87 Total Annual Rainfall 3.62 Number of Days with Rain 24 Notes: Annual rainfall in millimeters: 92 Total down-time: 0.00 days 240 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Buckeye Rd. @ SR 85 (gage # 6835) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .04 1.02 3 .08 4 .28 .04 5 .12 6 ----7 ----8 ----9 10 .08 11 .16 .16 12 .39 .04 13 14 1.10 15 16 17 18 .04 19 20 21 22 .08 23 .04 .55 24 25 26 .04 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.08 0.39 0.24 0.12 0.55 0.67 1.06 0.00 0.00 1.10 0.04 0.00 ACC 0.08 0.47 0.71 0.83 1.38 2.05 3.11 3.11 3.11 4.21 4.25 4.25 MAX 0.08 0.39 0.16 0.08 0.55 0.28 1.02 0.00 0.00 1.10 0.04 0.00 NO. 1 1 3 2 1 5 2 0 0 1 1 0 Maximum Daily Rainfall 1.10 Maximum Monthly Rainfall 1.10 Total Annual Rainfall 4.25 Number of Days with Rain 17 Notes: Annual rainfall in millimeters: 108 Total down-time: 4.34 days Gage 6835 down from 8/05 00:24 (114) through 8/09 08:28 (114) due to programming error; no rain fell. 241 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Tuthill @ Ray Rd. (gage # 6840) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .20 .75 3 .04 .04 4 .31 .08 5 .20 6 7 8 9 10 11 12 .04 13 14 .08 15 16 17 18 19 20 21 .04 22 .16 .04 23 .43 24 .08 25 26 .83 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.04 0.00 0.28 0.51 0.71 0.87 0.00 0.00 0.91 0.00 0.00 ACC 0.00 0.04 0.04 0.31 0.83 1.54 2.40 2.40 2.40 3.31 3.31 3.31 MAX 0.00 0.04 0.00 0.16 0.43 0.31 0.75 0.00 0.00 0.83 0.00 0.00 NO. 0 1 0 3 3 3 3 0 0 2 0 0 Maximum Daily Rainfall 0.83 Maximum Monthly Rainfall 0.91 Total Annual Rainfall 3.31 Number of Days with Rain 15 Notes: Annual rainfall in millimeters: 84 Total down-time: 0.00 days 242 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Gila R. @ 116th Ave (gage # 6845) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .04 2 .08 .98 3 .04 4 .16 5 .16 .04 6 7 8 9 10 11 .16 12 .63 13 .04 .79 .20 14 1.61 15 .67 16 17 18 .08 19 .04 20 21 22 .16 .04 23 .08 .79 24 .04 .04 25 .04 26 ----.04 27 ----28 ----29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.67 0.20 0.28 0.87 0.39 1.06 0.00 0.00 2.44 0.98 0.04 ACC 0.00 0.67 0.87 1.14 2.01 2.40 3.46 3.46 3.46 5.91 6.89 6.93 MAX 0.00 0.63 0.16 0.16 0.79 0.16 0.98 0.00 0.00 1.61 0.67 0.04 NO. 0 2 2 3 3 3 3 0 0 3 4 1 Maximum Daily Rainfall 1.61 Maximum Monthly Rainfall 2.44 Total Annual Rainfall 6.93 Number of Days with Rain 24 Notes: Annual rainfall in millimeters: 176 Total down-time: 3.45 days Gage 6845 down from 12/25 21:04 (22) through 12/29 07:54 (22) for unknown reason; no rain fell. 243 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Gila @ Estrella Pkwy. (gage # 6850) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .12 .94 3 .04 4 .35 .12 .20 5 .08 6 7 8 9 10 11 .04 12 .67 13 14 .16 15 16 17 18 .12 19 20 21 22 .08 23 .08 .55 24 .04 25 26 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.67 0.04 0.16 0.59 0.59 1.06 0.00 0.00 0.16 0.12 0.20 ACC 0.00 0.67 0.71 0.87 1.46 2.05 3.11 3.11 3.11 3.27 3.39 3.58 MAX 0.00 0.67 0.04 0.08 0.55 0.35 0.94 0.00 0.00 0.16 0.12 0.20 NO. 0 1 1 2 2 4 2 0 0 1 1 1 Maximum Daily Rainfall 0.94 Maximum Monthly Rainfall 1.06 Total Annual Rainfall 3.58 Number of Days with Rain 15 Notes: Annual rainfall in millimeters: 91 Total down-time: 0.00 days 244 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Holly Acres (gage # 6860) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .08 1.06 3 .04 4 .28 .04 5 .08 6 7 8 9 10 .04 11 .20 12 .63 13 .39 .12 14 1.46 15 .20 16 17 18 .04 19 .04 20 21 .04 22 .16 .04 23 .04 .63 24 .04 .04 .08 25 .04 .04 26 .04 .08 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.04 0.63 0.28 0.31 0.75 0.47 1.10 0.00 0.00 1.97 0.39 0.00 ACC 0.04 0.67 0.94 1.26 2.01 2.48 3.58 3.58 3.58 5.55 5.94 5.94 MAX 0.04 0.63 0.20 0.16 0.63 0.28 1.06 0.00 0.00 1.46 0.20 0.00 NO. 1 1 3 5 3 4 2 0 0 4 4 0 Maximum Daily Rainfall 1.46 Maximum Monthly Rainfall 1.97 Total Annual Rainfall 5.94 Number of Days with Rain 27 Notes: Annual rainfall in millimeters: 151 Total down-time: 0.00 days 245 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Upper Estrella Fan (gage # 6870) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .16 .71 3 .04 .04 4 .63 .08 5 .12 6 7 8 9 10 .04 ----11 .08 12 .67 ----13 .08 ----14 ----.28 15 .16 16 17 18 .39 19 20 21 .08 22 .20 .04 23 .04 .79 24 .04 .08 25 .04 26 .16 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.04 0.75 0.12 0.43 0.83 0.94 0.83 0.00 0.00 0.43 0.16 0.39 ACC 0.04 0.79 0.91 1.34 2.17 3.11 3.94 3.94 3.94 4.37 4.53 4.92 MAX 0.04 0.67 0.08 0.20 0.79 0.63 0.71 0.00 0.00 0.28 0.16 0.39 NO. 1 2 2 5 2 4 3 0 0 2 1 1 Maximum Daily Rainfall 0.79 Maximum Monthly Rainfall 0.94 Total Annual Rainfall 4.92 Number of Days with Rain 23 Notes: Annual rainfall in millimeters: 125 Total down-time: 6.00 days Gage 6870 down from 12/09 09:34 (20) through 12/15 09:34 (22) due to repeater failure; assigned 2mm to 12/11. 246 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Waterman Wash (gage # 6880) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .04 2 .16 .71 3 .08 4 .31 .16 5 .16 6 7 8 9 10 .08 ----11 .08 .08 12 .59 ----.08 13 ----.04 .08 .08 14 ----.67 15 16 17 18 .28 19 20 21 .20 22 .12 .04 23 .12 .98 24 .04 .04 .04 25 26 .04 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.08 0.59 0.12 0.47 1.06 0.75 0.98 0.00 0.00 0.87 0.08 0.28 ACC 0.08 0.67 0.79 1.26 2.32 3.07 4.06 4.06 4.06 4.92 5.00 5.28 MAX 0.08 0.59 0.08 0.20 0.98 0.31 0.71 0.00 0.00 0.67 0.08 0.28 NO. 1 1 2 4 3 5 4 0 0 4 1 1 Maximum Daily Rainfall 0.98 Maximum Monthly Rainfall 1.06 Estimated Annual Rainfall 5.28 Number of Days with Rain 26 Notes: Estimated annual rainfall in millimeters: 134 Total down-time: 6.00 days Gage 6880 down from 12/09 11:23 (17) through 12/15 08:42 (17) due to repeater failure; estimated 2mm fell on 12/11. 247 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Estrella Fan (gage # 6890) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .04 2 .12 .59 3 .04 .04 4 .55 .12 5 .12 6 7 8 9 10 .04 ----11 .04 12 .63 ----13 .08 ----14 ----.31 15 ----.16 16 17 18 .35 19 20 21 .12 22 .16 .04 23 .08 .79 24 .04 .08 .08 25 .08 26 .20 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.04 0.71 0.08 0.51 0.91 0.83 0.79 0.00 0.00 0.51 0.16 0.35 ACC 0.04 0.75 0.83 1.34 2.24 3.07 3.86 3.86 3.86 4.37 4.53 4.92 MAX 0.04 0.63 0.04 0.16 0.79 0.55 0.59 0.00 0.00 0.31 0.16 0.35 NO. 1 2 2 5 3 4 4 0 0 2 1 1 Maximum Daily Rainfall 0.79 Maximum Monthly Rainfall 0.91 Total Annual Rainfall 4.92 Number of Days with Rain 25 Notes: Annual rainfall in millimeters: 125 Total down-time: 6.75 days Gage 6890 down from 12/09 11:40 (19) through 12/16 05:40 (20) due to repeater failure; assigned 1mm to 12/11. 248 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Upper Waterman (gage # 6900) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .08 2 .16 .71 3 .04 .16 4 .04 .04 5 6 7 8 9 10 11 .04 12 .35 13 .04 14 .51 15 16 17 .08 18 .04 19 .04 20 21 .35 22 .08 .04 23 .47 24 .04 .08 25 26 .04 .35 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.39 0.12 0.51 0.51 0.24 0.98 0.00 0.00 0.87 0.08 0.08 ACC 0.00 0.39 0.51 1.02 1.54 1.77 2.76 2.76 2.76 3.62 3.70 3.78 MAX 0.00 0.35 0.04 0.35 0.47 0.16 0.71 0.00 0.00 0.51 0.08 0.04 NO. 0 2 3 3 2 3 4 0 0 2 1 2 Maximum Daily Rainfall 0.71 Maximum Monthly Rainfall 0.98 Total Annual Rainfall 3.78 Number of Days with Rain 22 Notes: Annual rainfall in millimeters: 96 Total down-time: 0.00 days 249 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Gillespie Dam (gage # 6905) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .08 2 .04 .79 3 .20 4 .04 5 6 7 8 9 10 .04 11 .16 12 .35 13 .08 14 .20 15 16 17 18 19 20 21 22 .16 23 ----.31 24 ----.04 25 26 .04 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.04 0.35 0.20 0.20 0.31 0.24 0.91 0.00 0.00 0.20 0.08 0.00 ACC 0.04 0.39 0.59 0.79 1.10 1.34 2.24 2.24 2.24 2.44 2.52 2.52 MAX 0.04 0.35 0.16 0.16 0.31 0.20 0.79 0.00 0.00 0.20 0.08 0.00 NO. 1 1 2 2 1 2 3 0 0 1 1 0 Maximum Daily Rainfall 0.79 Maximum Monthly Rainfall 0.91 Total Annual Rainfall 2.52 Number of Days with Rain 14 Notes: Annual rainfall in millimeters: 64 Total down-time: 2.34 days Gage 6905 down from 11/22 03:27 (10) through 11/25 11:33 (10) due to antenna problem, no rain fell. 250 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Gila Bend Landfill (gage # 6910) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .08 .35 3 .12 .28 4 .04 5 6 7 8 9 10 11 12 .24 13 .08 14 .04 15 16 17 18 19 20 21 .24 22 .12 23 .59 24 .20 .08 25 26 .04 .28 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.24 0.04 0.35 0.59 0.24 0.63 0.00 0.00 0.51 0.16 0.00 ACC 0.00 0.24 0.28 0.63 1.22 1.46 2.09 2.09 2.09 2.60 2.76 2.76 MAX 0.00 0.24 0.04 0.24 0.59 0.12 0.35 0.00 0.00 0.28 0.08 0.00 NO. 0 1 1 2 1 3 2 0 0 3 2 0 Maximum Daily Rainfall 0.59 Maximum Monthly Rainfall 0.63 Total Annual Rainfall 2.76 Number of Days with Rain 15 Notes: Annual rainfall in millimeters: 70 Total down-time: 0.00 days 251 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Sauceda Wash (gage # 6920) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .04 .16 3 .20 .31 4 5 6 7 8 9 .12 10 11 .04 12 .35 13 .16 14 .08 15 16 17 ----18 ----19 20 21 .16 22 .20 23 .39 24 .16 .39 25 26 .04 .35 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.35 0.08 0.35 0.39 0.24 0.47 0.00 0.00 0.71 0.55 0.00 ACC 0.00 0.35 0.43 0.79 1.18 1.42 1.89 1.89 1.89 2.60 3.15 3.15 MAX 0.00 0.35 0.04 0.20 0.39 0.20 0.31 0.00 0.00 0.35 0.39 0.00 NO. 0 1 2 2 1 2 2 0 0 4 2 0 Maximum Daily Rainfall 0.39 Maximum Monthly Rainfall 0.71 Total Annual Rainfall 3.15 Number of Days with Rain 16 Notes: Annual rainfall in millimeters: 80 Total down-time: 2.57 days Gage 6920 down from 7/16 22:32 (53) through 7/19 12:10 (53) due to battery failure; no rain fell. 252 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Sand Tank @ I -8 (gage # 6930) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .04 .24 3 .16 .24 4 5 6 7 8 9 10 11 .04 12 .31 ----13 ----14 .08 ----15 16 17 18 19 20 21 .31 22 .16 23 .55 24 .16 .08 25 26 .04 .31 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.31 0.08 0.47 0.55 0.20 0.47 0.00 0.00 0.55 0.08 0.00 ACC 0.00 0.31 0.39 0.87 1.42 1.61 2.09 2.09 2.09 2.64 2.72 2.72 MAX 0.00 0.31 0.04 0.31 0.55 0.16 0.24 0.00 0.00 0.31 0.08 0.00 NO. 0 1 2 2 1 2 2 0 0 3 1 0 Maximum Daily Rainfall 0.55 Maximum Monthly Rainfall 0.55 Total Annual Rainfall 2.72 Number of Days with Rain 14 Notes: Annual rainfall in millimeters: 69 Total down-time: 3.60 days Gage 6930 down from 9/11 20:24 (69) through 9/15 10:42 (69) due to battery failure; no rain fell. 253 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Sand Tank Wash (gage # 6940) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .08 .08 3 .12 .20 4 5 6 .24 7 8 9 10 .04 11 12 .24 13 .04 .28 14 .24 15 16 17 18 19 20 21 .31 22 .51 23 .04 .75 24 .04 25 26 .08 .04 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.04 0.28 0.08 0.87 0.75 0.20 0.28 0.00 0.00 0.55 0.28 0.00 ACC 0.04 0.31 0.39 1.26 2.01 2.20 2.48 2.48 2.48 3.03 3.31 3.31 MAX 0.04 0.24 0.08 0.51 0.75 0.12 0.20 0.00 0.00 0.28 0.24 0.00 NO. 1 2 1 3 1 2 2 0 0 3 2 0 Maximum Daily Rainfall 0.75 Maximum Monthly Rainfall 0.87 Total Annual Rainfall 3.31 Number of Days with Rain 17 Notes: Annual rainfall in millimeters: 84 Total down-time: 0.00 days 254 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Rainbow Wash (gage # 6950) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .04 2 .08 1.65 3 .04 .12 4 .04 5 .08 .08 6 .28 7 8 9 10 11 .08 12 .39 13 .04 14 .39 15 16 17 18 19 20 21 .04 22 .24 .04 23 .67 24 .12 25 26 .20 27 .28 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.39 0.08 0.39 0.75 0.28 1.73 0.00 0.00 0.87 0.39 0.00 ACC 0.00 0.39 0.47 0.87 1.61 1.89 3.62 3.62 3.62 4.49 4.88 4.88 MAX 0.00 0.39 0.08 0.24 0.67 0.12 1.65 0.00 0.00 0.39 0.28 0.00 NO. 0 1 1 3 3 3 3 0 0 3 3 0 Maximum Daily Rainfall 1.65 Maximum Monthly Rainfall 1.73 Total Annual Rainfall 4.88 Number of Days with Rain 20 Notes: Annual rainfall in millimeters: 124 Total down-time: 0.00 days 255 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Bender Wash (gage # 6960) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .12 2 .04 .24 3 .20 .59 4 5 6 .24 7 8 9 10 11 .12 12 .43 13 .04 .28 14 .08 15 16 17 .04 18 19 20 21 .24 22 .16 23 .04 .87 24 .04 25 26 .04 .28 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.47 0.16 0.43 0.87 0.24 0.94 0.00 0.00 0.39 0.55 0.00 ACC 0.00 0.47 0.63 1.06 1.93 2.17 3.11 3.11 3.11 3.50 4.06 4.06 MAX 0.00 0.43 0.12 0.24 0.87 0.20 0.59 0.00 0.00 0.28 0.28 0.00 NO. 0 2 2 3 1 2 3 0 0 3 3 0 Maximum Daily Rainfall 0.87 Maximum Monthly Rainfall 0.94 Total Annual Rainfall 4.06 Number of Days with Rain 19 Notes: Annual rainfall in millimeters: 103 Total down-time: 0.00 days 256 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Vekol Wash (gage # 6980) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .04 2 .24 .43 3 .08 .16 4 .04 .12 5 6 .04 7 8 9 .08 10 11 .20 12 .31 13 14 .08 15 .28 16 .12 17 .31 18 .28 .28 19 20 21 .31 22 .12 .04 23 .12 1.02 24 .12 .55 25 26 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.08 0.31 0.31 0.59 1.06 0.35 0.71 0.00 0.00 0.63 1.02 0.28 ACC 0.08 0.39 0.71 1.30 2.36 2.72 3.43 3.43 3.43 4.17 5.20 5.47 MAX 0.08 0.31 0.20 0.31 1.02 0.24 0.43 0.00 0.00 0.55 0.31 0.28 NO. 1 1 2 4 2 3 3 0 0 2 5 1 Maximum Daily Rainfall 1.02 Maximum Monthly Rainfall 1.06 Total Annual Rainfall 5.47 Number of Days with Rain 24 Notes: Annual rainfall in millimeters: 139 Total down-time: 0.00 days 257 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Stanton (gage # 7000) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .08 2 1.42 3 .08 .12 .04 4 .43 .04 5 .35 6 7 .20 8 9 10 11 .04 .31 .16 12 1.10 .04 .28 .20 13 .04 14 .04 15 .98 16 .43 17 .04 18 .04 19 .04 .08 .55 20 .08 21 22 .24 23 .79 24 .16 25 .20 26 .08 .71 27 .12 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 1.14 0.43 0.20 1.42 1.10 1.77 0.00 0.00 1.14 1.73 0.55 ACC 0.00 1.14 1.57 1.77 3.19 4.29 6.06 6.06 6.06 7.20 8.94 9.49 MAX 0.00 1.10 0.31 0.08 0.79 0.43 1.42 0.00 0.00 0.71 0.98 0.55 NO. 0 2 3 3 5 4 5 0 0 4 6 1 Maximum Daily Rainfall 1.42 Maximum Monthly Rainfall 1.77 Total Annual Rainfall 9.49 Number of Days with Rain 33 Notes: Annual rainfall in millimeters: 241 Total down-time: 0.00 days 258 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Mid-Martinez Creek (gage # 7005) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.18 3 .08 .08 .08 .08 4 .16 5 .28 6 7 .28 8 9 10 11 .04 .35 .12 12 .94 .04 .16 .24 13 .04 14 .20 15 .04 16 ----.24 .08 17 ----.35 18 ----19 .04 .35 .43 20 21 22 .20 23 .59 24 .20 25 .24 26 .04 .43 27 .04 28 .12 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 1.02 0.43 0.24 1.10 0.67 1.54 0.00 0.00 1.34 0.94 0.43 ACC 0.00 1.02 1.46 1.69 2.80 3.46 5.00 5.00 5.00 6.34 7.28 7.72 MAX 0.00 0.94 0.35 0.12 0.59 0.28 1.18 0.00 0.00 0.43 0.35 0.43 NO. 0 3 3 3 5 4 3 0 0 5 5 1 Maximum Daily Rainfall 1.18 Maximum Monthly Rainfall 1.54 Total Annual Rainfall 7.72 Number of Days with Rain 32 Notes: Annual rainfall in millimeters: 196 Total down-time: 3.25 days Gage 7005 down from 5/15 20:36 (127) through 5/19 02:36 (127) due to transmitter failure; no rain fell. 259 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Martinez Creek (gage # 7010) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.26 3 .20 .04 .04 4 .39 5 6 7 .12 8 9 10 .16 11 .04 .35 .20 12 1.26 .04 .20 13 14 .04 15 .28 16 .12 17 18 19 .08 .35 1.18 20 21 22 .04 .08 23 .63 24 .04 25 26 .31 27 .04 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.16 1.30 0.39 0.24 0.87 0.43 1.38 0.00 0.00 0.71 0.83 1.18 ACC 0.16 1.46 1.85 2.09 2.99 3.43 4.80 4.80 4.80 5.51 6.34 7.52 MAX 0.16 1.26 0.35 0.20 0.63 0.39 1.26 0.00 0.00 0.31 0.35 1.18 NO. 1 2 2 2 5 2 2 0 0 5 3 1 Maximum Daily Rainfall 1.26 Maximum Monthly Rainfall 1.38 Total Annual Rainfall 7.52 Number of Days with Rain 25 Notes: Annual rainfall in millimeters: 191 Total down-time: 0.00 days 260 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Congress (gage # 7020) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .04 1.18 3 .04 .04 4 .04 5 .59 6 7 .04 .16 8 9 10 11 .04 .35 .12 12 .98 .12 .28 13 .04 14 .20 15 16 .20 17 .08 18 .08 19 .04 .04 .63 .75 20 21 22 .24 23 .71 24 .28 .08 25 .20 26 .04 .47 27 .04 28 .20 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 1.02 0.51 0.24 1.30 1.02 1.38 0.00 0.00 0.98 1.10 0.75 ACC 0.00 1.02 1.54 1.77 3.07 4.09 5.47 5.47 5.47 6.46 7.56 8.31 MAX 0.00 0.98 0.35 0.20 0.71 0.59 1.18 0.00 0.00 0.47 0.63 0.75 NO. 0 2 3 2 5 6 3 0 0 5 5 1 Maximum Daily Rainfall 1.18 Maximum Monthly Rainfall 1.38 Total Annual Rainfall 8.31 Number of Days with Rain 32 Notes: Annual rainfall in millimeters: 211 Total down-time: 0.00 days 261 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Sols Trib. @ US 93 (gage # 7025) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.42 3 .04 .04 .04 .04 4 .39 5 6 7 .12 8 9 10 11 .04 .35 .31 12 .71 .04 .16 13 .04 14 .20 15 .04 16 .16 17 .04 18 .04 19 .04 .31 20 21 22 .04 .16 23 .59 24 ----.08 .08 25 ----.08 26 .04 .16 27 28 .16 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.79 0.43 0.24 0.91 0.43 1.57 0.00 0.00 0.83 0.43 0.31 ACC 0.00 0.79 1.22 1.46 2.36 2.80 4.37 4.37 4.37 5.20 5.63 5.94 MAX 0.00 0.71 0.35 0.16 0.59 0.39 1.42 0.00 0.00 0.20 0.31 0.31 NO. 0 3 3 3 5 2 3 0 0 6 4 1 Maximum Daily Rainfall 1.42 Maximum Monthly Rainfall 1.57 Total Annual Rainfall 5.94 Number of Days with Rain 30 Notes: Annual rainfall in millimeters: 151 Total down-time: 4.00 days Gage 7025 down from 10/22 23:42 (0) through 10/26 23:42 (0) for unknown reason; no rain fell. 262 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Sols Tank (gage # 7030) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .08 2 .04 1.30 3 .04 .08 .04 4 .12 5 .08 6 7 .16 8 9 10 11 .04 .35 .31 12 .59 .04 .16 13 .04 14 .16 15 16 .16 17 .04 18 19 .55 20 21 .04 22 .12 23 .94 24 .08 .16 25 .24 26 .04 .12 27 .04 28 .12 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.63 0.47 0.20 1.22 0.20 1.54 0.00 0.00 1.02 0.43 0.55 ACC 0.00 0.63 1.10 1.30 2.52 2.72 4.25 4.25 4.25 5.28 5.71 6.26 MAX 0.00 0.59 0.35 0.12 0.94 0.12 1.30 0.00 0.00 0.24 0.31 0.55 NO. 0 2 4 3 4 3 3 0 0 7 3 1 Maximum Daily Rainfall 1.30 Maximum Monthly Rainfall 1.54 Total Annual Rainfall 6.26 Number of Days with Rain 30 Notes: Annual rainfall in millimeters: 159 Total down-time: 0.00 days 263 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Black Hill (gage # 7035) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.54 3 .20 .08 .04 .04 4 .04 5 6 7 .12 8 9 10 .12 11 .04 .39 .20 12 .79 .04 .28 13 14 .04 15 .24 16 .08 17 18 19 .04 .43 20 21 .04 22 .12 23 .63 24 .08 ----25 .08 ----26 .04 .08 27 28 .12 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.12 0.83 0.47 0.35 0.91 0.08 1.69 0.00 0.00 0.55 0.47 0.43 ACC 0.12 0.94 1.42 1.77 2.68 2.76 4.45 4.45 4.45 5.04 5.51 5.94 MAX 0.12 0.79 0.39 0.20 0.63 0.04 1.54 0.00 0.00 0.28 0.24 0.43 NO. 1 2 3 3 4 2 3 0 0 5 3 1 Maximum Daily Rainfall 1.54 Maximum Monthly Rainfall 1.69 Total Annual Rainfall 5.94 Number of Days with Rain 27 Notes: Annual rainfall in millimeters: 151 Total down-time: 3.00 days Gage 7035 down from 9/23 04:21 (151) through 9/26 04:19 (151) for unknown reason; no rain fell. 264 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Sols Wash near Matthie (gage # 7040) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .04 1.22 3 .04 .04 4 .12 5 6 7 .08 8 9 10 .08 11 .31 .35 12 1.14 .16 13 14 .04 15 .79 16 ----.16 17 ----18 .20 19 .39 20 21 .08 22 .04 23 .51 24 .08 25 26 .08 .12 27 28 .04 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.08 1.14 0.39 0.16 0.63 0.16 1.34 0.00 0.00 0.47 1.34 0.39 ACC 0.08 1.22 1.61 1.77 2.44 2.60 3.94 3.94 3.94 4.41 5.75 6.14 MAX 0.08 1.14 0.31 0.08 0.51 0.12 1.22 0.00 0.00 0.16 0.79 0.39 NO. 1 1 2 3 3 2 3 0 0 4 3 1 Maximum Daily Rainfall 1.22 Maximum Monthly Rainfall 1.34 Total Annual Rainfall 6.14 Number of Days with Rain 23 Notes: Annual rainfall in millimeters: 156 Total down-time: 2.50 days Gage 7040 down from 1/15 22:04 (41) through 1/18 10:04 (41) due to battery failure; no rain fell. 265 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Black Mountain (gage # 7050) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .12 2 1.61 3 .04 .04 .04 --------4 .04 --------5 .04 ----6 7 .28 8 .04 9 10 .08 11 .04 .31 .39 12 .71 .08 ----.28 13 .04 ----14 ----.04 15 .31 16 17 .24 18 .20 19 .67 20 .04 21 .08 22 .04 .12 23 .51 24 .08 .04 25 .08 26 .04 27 .12 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.08 0.75 0.47 0.20 0.75 0.08 2.09 0.00 0.00 0.55 1.14 0.67 ACC 0.08 0.83 1.30 1.50 2.24 2.32 4.41 4.41 4.41 4.96 6.10 6.77 MAX 0.08 0.71 0.31 0.08 0.51 0.04 1.61 0.00 0.00 0.28 0.39 0.67 NO. 1 2 4 4 4 2 5 0 0 5 4 1 Maximum Daily Rainfall 1.61 Maximum Monthly Rainfall 2.09 Estimated Annual Rainfall 6.77 Number of Days with Rain 32 Notes: Estimated annual rainfall in millimeters: 172 Total down-time: 10.09 days Gage 7050 down from 3/11 16:12 (59) through 3/15 11:38 (59) due to programming error; no rain fell. Gage 7050 down from 4/02 16:55 (104) through 4/05 11:34 (104) due to programming error; no rain fell. Gage 7050 down from 7/02 21:00 (113) through 7/06 08:59 (113) for unknown reason; no rain fell. August 11th total of 10 mm was estimated from nearby gages. 266 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Hartman Wash (gage # 7060) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .04 1.54 3 .04 .04 4 .08 5 6 7 .16 8 ----9 ----10 .08 11 .31 .51 ----12 .94 .04 .04 ----13 14 .08 15 .75 16 .04 17 .24 18 .12 19 ----.55 20 ----21 ----22 ----.12 23 ----.71 24 ----.12 25 ----26 .08 .04 27 28 .04 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.08 0.94 0.43 0.08 0.98 0.12 1.69 0.00 0.00 0.20 1.61 0.55 ACC 0.08 1.02 1.46 1.54 2.52 2.64 4.33 4.33 4.33 4.53 6.14 6.69 MAX 0.08 0.94 0.31 0.04 0.71 0.08 1.54 0.00 0.00 0.08 0.75 0.55 NO. 1 1 3 2 4 2 2 0 0 4 4 1 Maximum Daily Rainfall 1.54 Maximum Monthly Rainfall 1.69 Total Annual Rainfall 6.69 Number of Days with Rain 24 Notes: Annual rainfall in millimeters: 170 Total down-time: 13.22 days Gage 7060 down from 1/18 15:52 (38) through 1/26 10:54 (38) due to transmitter failure; no rain fell. Gage 7060 down from 5/07 10:57 (111) through 5/10 09:18 (111) due to battery failure; no rain fell. Gage 7060 down from 9/10 21:17 (157) through 9/13 09:17 (157) due to battery failure; no rain fell. 267 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Flying E Tank (gage # 7070) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .04 1.77 3 .04 .04 .04 4 .04 5 6 7 .04 8 9 10 .04 .08 11 .04 .24 .31 12 1.14 .20 13 14 .04 15 1.06 16 17 .12 18 .20 .04 19 .28 20 21 22 ----.16 23 ----.63 ----24 .08 ----25 ----26 .12 ----27 .04 28 .04 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.04 1.18 0.35 0.08 0.91 0.12 1.81 0.00 0.00 0.28 1.77 0.31 ACC 0.04 1.22 1.57 1.65 2.56 2.68 4.49 4.49 4.49 4.80 6.57 6.89 MAX 0.04 1.14 0.24 0.04 0.63 0.04 1.77 0.00 0.00 0.20 1.06 0.28 NO. 1 2 2 2 4 3 2 0 0 3 5 2 Maximum Daily Rainfall 1.77 Maximum Monthly Rainfall 1.81 Total Annual Rainfall 6.89 Number of Days with Rain 26 Notes: Annual rainfall in millimeters: 175 Total down-time: 7.78 days Gage 7070 down from 11/21 09:51 (31) through 11/24 17:24 (31) for unknown reason; no rain fell. Gage 7070 down from 9/22 21:47 (189) through 9/27 09:08 (189) for unknown reason; no rain fell. 268 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Flying E Wash (gage # 7080) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .04 1.54 3 .04 .04 .04 4 .04 5 .04 6 7 8 9 10 .04 11 .35 .24 12 1.22 .04 .12 13 14 .08 15 2.05 16 .12 17 .04 18 .16 .04 19 .24 20 21 .04 22 .04 .08 23 .63 24 .08 25 26 .08 .12 27 .08 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.04 1.22 0.47 0.12 0.83 0.16 1.54 0.00 0.00 0.55 2.44 0.28 ACC 0.04 1.26 1.73 1.89 2.72 2.87 4.45 4.45 4.45 5.00 7.44 7.72 MAX 0.04 1.22 0.35 0.04 0.63 0.04 1.54 0.00 0.00 0.12 2.05 0.24 NO. 1 1 3 3 4 4 1 0 0 6 3 2 Maximum Daily Rainfall 2.05 Maximum Monthly Rainfall 2.44 Total Annual Rainfall 7.72 Number of Days with Rain 28 Notes: Annual rainfall in millimeters: 196 Total down-time: 0.00 days 269 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Casandro Wash (gage # 7090) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .08 1.46 3 .08 .08 4 .12 5 6 7 8 9 10 11 .04 .35 .31 12 1.26 .12 13 14 .08 15 1.38 16 .08 17 .04 18 .16 .04 19 .24 20 21 .04 22 .08 23 .55 24 .12 25 26 .08 .16 27 .16 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 1.30 0.43 0.12 0.83 0.20 1.46 0.00 0.00 0.59 1.89 0.28 ACC 0.00 1.30 1.73 1.85 2.68 2.87 4.33 4.33 4.33 4.92 6.81 7.09 MAX 0.00 1.26 0.35 0.08 0.55 0.12 1.46 0.00 0.00 0.16 1.38 0.24 NO. 0 2 2 2 4 2 1 0 0 5 4 2 Maximum Daily Rainfall 1.46 Maximum Monthly Rainfall 1.89 Total Annual Rainfall 7.09 Number of Days with Rain 24 Notes: Annual rainfall in millimeters: 180 Total down-time: 0.00 days 270 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Constellation Road (gage # 7100) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .04 1.38 3 .04 4 .20 5 6 7 .04 8 9 10 11 .04 .24 .87 12 .94 .04 .04 .08 13 .04 14 .12 15 .28 16 .04 17 18 .08 .08 19 .20 20 21 22 .08 23 .39 24 .04 25 26 .08 .47 27 .04 .08 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 1.02 0.35 0.00 0.59 0.28 1.42 0.00 0.00 0.79 1.22 0.28 ACC 0.00 1.02 1.38 1.38 1.97 2.24 3.66 3.66 3.66 4.45 5.67 5.94 MAX 0.00 0.94 0.24 0.00 0.39 0.20 1.38 0.00 0.00 0.47 0.87 0.20 NO. 0 3 3 0 5 3 2 0 0 5 3 2 Maximum Daily Rainfall 1.38 Maximum Monthly Rainfall 1.42 Total Annual Rainfall 5.94 Number of Days with Rain 26 Notes: Annual rainfall in millimeters: 151 Total down-time: 0.00 days 271 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Powder House Wash (gage # 7110) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.30 3 .04 .04 4 5 .08 6 .04 7 .04 8 9 10 11 .20 1.14 12 .28 .04 .04 13 14 .12 15 .31 16 .16 17 .04 18 .24 .08 19 .08 20 .04 21 .08 22 .04 23 .63 24 .04 25 26 .08 .47 27 .12 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.35 0.31 0.08 0.75 0.16 1.34 0.00 0.00 0.91 1.69 0.16 ACC 0.00 0.35 0.67 0.75 1.50 1.65 2.99 2.99 2.99 3.90 5.59 5.75 MAX 0.00 0.28 0.20 0.08 0.63 0.08 1.30 0.00 0.00 0.47 1.14 0.08 NO. 0 3 3 1 4 3 2 0 0 5 3 2 Maximum Daily Rainfall 1.30 Maximum Monthly Rainfall 1.69 Estimated Annual Rainfall 5.75 Number of Days with Rain 26 Notes: Estimated annual rainfall in millimeters: 146 April 2nd total of 33 mm was estimated from nearby gages. Total down-time: 0.00 days 272 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Wickenburg Airport (gage # 7120) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.54 3 .04 .08 .04 4 .08 5 6 7 .04 8 9 10 .12 11 .04 .31 .31 12 .98 13 .04 14 .20 15 1.30 16 .12 17 .08 18 .20 19 .28 20 21 .04 22 .12 23 .67 24 .12 25 26 .12 .16 27 28 .08 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.12 1.06 0.43 0.16 0.98 0.12 1.57 0.00 0.00 0.47 1.89 0.28 ACC 0.12 1.18 1.61 1.77 2.76 2.87 4.45 4.45 4.45 4.92 6.81 7.09 MAX 0.12 0.98 0.31 0.08 0.67 0.08 1.54 0.00 0.00 0.20 1.30 0.28 NO. 1 3 2 3 4 2 2 0 0 3 4 1 Maximum Daily Rainfall 1.54 Maximum Monthly Rainfall 1.89 Total Annual Rainfall 7.09 Number of Days with Rain 25 Notes: Annual rainfall in millimeters: 180 Total down-time: 0.00 days 273 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Casandro Dam (gage # 7130) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .08 1.18 3 .04 .04 .04 4 .12 5 6 7 .04 .04 8 9 10 11 .04 .31 .51 12 1.10 .04 13 14 .08 15 .94 16 .08 17 18 .08 .04 19 .12 20 21 .04 22 .12 23 .71 24 .08 25 26 .08 .04 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 1.14 0.43 0.08 0.94 0.24 1.22 0.00 0.00 0.20 1.57 0.16 ACC 0.00 1.14 1.57 1.65 2.60 2.83 4.06 4.06 4.06 4.25 5.83 5.98 MAX 0.00 1.10 0.31 0.04 0.71 0.12 1.18 0.00 0.00 0.08 0.94 0.12 NO. 0 2 3 2 4 3 2 0 0 3 4 2 Maximum Daily Rainfall 1.18 Maximum Monthly Rainfall 1.57 Estimated Annual Rainfall 5.98 Number of Days with Rain 25 Notes: Estimated annual rainfall in millimeters: 152 August 11th total of 13 mm was estimated from nearby gages. Total down-time: 0.00 days 274 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Centennial Divide (gage # 7135) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .12 2 1.73 3 .08 .08 .04 .12 4 5 6 7 .08 8 9 10 11 .35 .59 12 .51 .08 .43 13 14 .08 15 .59 16 .59 17 .04 18 .04 19 .28 20 21 22 .04 .12 23 .43 24 .12 25 .08 26 .12 .04 27 .04 28 .16 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.51 0.55 0.28 0.75 0.04 2.05 0.00 0.00 1.26 1.26 0.28 ACC 0.00 0.51 1.06 1.34 2.09 2.13 4.17 4.17 4.17 5.43 6.69 6.97 MAX 0.00 0.51 0.35 0.16 0.43 0.04 1.73 0.00 0.00 0.59 0.59 0.28 NO. 0 1 3 3 4 1 4 0 0 6 4 1 Maximum Daily Rainfall 1.73 Maximum Monthly Rainfall 2.05 Total Annual Rainfall 6.97 Number of Days with Rain 27 Notes: Annual rainfall in millimeters: 177 Total down-time: 0.00 days 275 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Ritter Dam (gage # 7140) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .12 2 1.18 3 .12 4 .04 5 6 7 .28 8 9 10 11 .04 .51 .51 12 .59 .12 .39 13 14 .04 15 .08 16 .16 17 18 19 .75 20 21 22 .12 23 .39 24 .12 25 .08 26 27 .08 28 .16 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.63 0.63 0.16 0.75 0.04 1.57 0.00 0.00 0.75 0.59 0.75 ACC 0.00 0.63 1.26 1.42 2.17 2.20 3.78 3.78 3.78 4.53 5.12 5.87 MAX 0.00 0.59 0.51 0.16 0.39 0.04 1.18 0.00 0.00 0.39 0.51 0.75 NO. 0 2 2 1 4 1 3 0 0 5 2 1 Maximum Daily Rainfall 1.18 Maximum Monthly Rainfall 1.57 Total Annual Rainfall 5.87 Number of Days with Rain 21 Notes: Annual rainfall in millimeters: 149 Total down-time: 0.00 days 276 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Wood Tank (gage # 7145) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .16 2 .98 3 .16 .04 .04 4 5 6 7 .20 8 9 10 11 .04 .59 .16 12 .59 .20 .04 .20 13 14 .04 15 16 .12 17 .12 18 .67 19 .08 .04 .51 20 21 22 .12 23 .24 .08 24 .04 .12 25 .08 26 .04 27 .04 28 .16 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.63 0.87 0.16 0.71 0.08 1.38 0.00 0.00 0.55 0.31 1.18 ACC 0.00 0.63 1.50 1.65 2.36 2.44 3.82 3.82 3.82 4.37 4.69 5.87 MAX 0.00 0.59 0.59 0.16 0.24 0.04 0.98 0.00 0.00 0.20 0.16 0.67 NO. 0 2 4 1 5 2 4 0 0 6 3 2 Maximum Daily Rainfall 0.98 Maximum Monthly Rainfall 1.38 Total Annual Rainfall 5.87 Number of Days with Rain 29 Notes: Annual rainfall in millimeters: 149 Total down-time: 0.00 days 277 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Joshua Tree (gage # 7150) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .31 2 1.34 3 .16 4 .08 5 6 7 .59 8 9 10 11 .31 .28 12 .91 .35 .04 13 14 .16 15 16 .24 17 18 .51 19 .08 .31 20 21 .12 .08 22 .24 23 .43 24 .28 .08 25 .04 26 .08 .28 27 .04 28 .39 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.91 0.75 0.51 1.22 0.12 2.24 0.00 0.00 0.55 0.59 0.83 ACC 0.00 0.91 1.65 2.17 3.39 3.50 5.75 5.75 5.75 6.30 6.89 7.72 MAX 0.00 0.91 0.35 0.39 0.43 0.08 1.34 0.00 0.00 0.28 0.28 0.51 NO. 0 1 3 2 6 2 3 0 0 4 3 2 Maximum Daily Rainfall 1.34 Maximum Monthly Rainfall 2.24 Total Annual Rainfall 7.72 Number of Days with Rain 26 Notes: Annual rainfall in millimeters: 196 Total down-time: 0.00 days 278 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Burton Tank (gage # 7155) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 1.34 3 .08 .08 .04 .04 4 .20 5 .08 6 7 .31 8 9 10 11 .43 12 1.02 .08 .28 .04 13 14 .24 15 16 .39 17 .20 18 19 .04 .39 .55 20 21 22 .28 23 .67 24 .20 .39 25 .20 26 .04 .39 27 28 .16 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 1.02 0.55 0.28 1.22 0.59 1.69 0.00 0.00 1.26 0.98 0.55 ACC 0.00 1.02 1.57 1.85 3.07 3.66 5.35 5.35 5.35 6.61 7.60 8.15 MAX 0.00 1.02 0.43 0.16 0.67 0.28 1.34 0.00 0.00 0.39 0.39 0.55 NO. 0 1 3 3 4 4 3 0 0 5 3 1 Maximum Daily Rainfall 1.34 Maximum Monthly Rainfall 1.69 Total Annual Rainfall 8.15 Number of Days with Rain 27 Notes: Annual rainfall in millimeters: 207 Total down-time: 0.00 days 279 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Bucks Well (gage # 7160) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .04 2 .94 1.30 3 .20 .04 4 .08 5 .31 6 ----7 .24 ----8 ----9 10 11 .08 .20 12 .87 .43 .28 13 .04 14 .24 15 16 .12 17 .24 18 .12 .24 19 .08 .31 1.10 20 21 .08 22 .04 .24 23 .47 24 .28 .55 25 .08 26 .08 .47 27 .12 28 .31 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 0.98 0.71 0.43 1.38 1.65 1.57 0.00 0.00 1.34 0.79 1.34 ACC 0.00 0.98 1.69 2.13 3.50 5.16 6.73 6.73 6.73 8.07 8.86 10.20 MAX 0.00 0.87 0.43 0.31 0.47 0.94 1.30 0.00 0.00 0.55 0.31 1.10 NO. 0 3 3 3 6 5 3 0 0 4 4 2 Maximum Daily Rainfall 1.30 Maximum Monthly Rainfall 1.65 Total Annual Rainfall Number of Days with Rain 10.20 33 Notes: Annual rainfall in millimeters: 259 Total down-time: 4.25 days Gage 7160 down from 8/05 05:41 (386) through 8/09 11:42 (386) for unknown reason; no rain fell. 280 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Antelope Creek (gage # 7165) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 2 .04 1.42 3 .08 .08 4 .47 5 6 7 .12 8 9 10 .20 11 .04 .35 .24 12 1.65 .04 .04 .08 13 .04 14 .16 15 .35 16 .28 17 18 .04 .04 19 .08 .39 1.34 20 21 22 .04 .12 23 .59 24 .12 25 .04 26 .04 .63 27 28 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.20 1.73 0.43 0.12 0.98 0.55 1.54 0.00 0.00 1.18 1.02 1.38 ACC 0.20 1.93 2.36 2.48 3.46 4.02 5.55 5.55 5.55 6.73 7.76 9.13 MAX 0.20 1.65 0.35 0.08 0.59 0.47 1.42 0.00 0.00 0.63 0.39 1.34 NO. 1 3 3 2 5 3 2 0 0 5 4 2 Maximum Daily Rainfall 1.65 Maximum Monthly Rainfall 1.73 Total Annual Rainfall 9.13 Number of Days with Rain 30 Notes: Annual rainfall in millimeters: 232 Total down-time: 0.00 days 281 Annual Hydrologic Data Report Volume I - Precipitation Flood Control District of Maricopa County ALERT System Daily Rainfall at Upper Martinez Cr. (gage # 7170) for Water Year 2004 DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep -----------------------------------------------------------------------------1 .08 2 1.18 3 .08 4 .08 5 .16 6 7 .35 8 9 10 .04 11 .08 .39 .16 12 1.42 .04 .12 13 .04 14 15 16 .28 17 .71 18 .12 19 .20 1.06 20 21 .04 22 .35 23 .55 24 .31 .20 25 .75 26 .08 .55 27 .04 .08 28 .24 29 30 ----31 -------------------------------------------------------------------------------------------------SUM 0.00 1.50 0.51 0.28 1.34 0.39 1.61 0.00 0.00 1.57 1.50 1.06 ACC 0.00 1.50 2.01 2.28 3.62 4.02 5.63 5.63 5.63 7.20 8.70 9.76 MAX 0.00 1.42 0.39 0.24 0.55 0.16 1.18 0.00 0.00 0.75 0.71 1.06 NO. 0 2 3 2 5 4 3 0 0 4 6 1 Maximum Daily Rainfall 1.42 Maximum Monthly Rainfall 1.61 Total Annual Rainfall 9.76 Number of Days with Rain 30 Notes: Annual rainfall in millimeters: 248 Total down-time: 0.00 days 282 Annual Hydrologic Data Report Volume I - Precipitation