East Maricopa Floodway at Arizona Avenue - ID # 35507

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Page Last Updated: 23 October 2024

ID History | Site Data | Brief Rating | Water Year Peaks | Runoff History | Flood Frequency | Staff Gages | Crest Gages

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GAGE ID AND DATUM HISTORY

ID Elevation of
Instrument
in Gage Height		 Elevation of
Instrument
in Datum		 Period
       
35507 +0.50 feet 1,211.00 feet NAVD88 05/29/2019 -- Current
6598 -0.15 feet 1,210.35 feet NAVD88 03/17/2015 -- 05/29/2019
6598 -0.35 feet 1,208.12 feet M.S.L. 04/29/2009 -- 03/16/2015
6598 -0.16 feet 1,208.31 feet M.S.L. 10/01/2003 -- 04/29/2009
6598 0.00 feet 1,208.47 feet M.S.L. 08/16/1994 -- 09/30/2003
6594 0.00 feet 1,208.47 feet M.S.L. 08/25/1992 -- 08/16/1994
5659 0.00 feet 1,208.47 feet M.S.L. 02/10/1989 -- 08/25/1992

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SITE DATA

STATUS Active
LOCATION On Arizona Avenue (SR 587) about 2 miles south of Sun Lakes
DRAINAGE AREA 668 mi2(including Queen Creek)
STREAM TYPE Engineered Channel
JURISDICTION Gila River Indian Community
WATERSHED Lower East Maricopa Floodway
SECTION/TOWNSHIP/RANGE S16 T3S R5E
LATITUDE N 33° 10' 07.8"  |  +33.16882
LONGITUDE W 111° 50' 27.7"  |  -111.84102
ARIZONA STATE PLANE E 723128  | N 788822
USGS QUAD SHEET Gila Butte 7.5-Minute
STREAMGAGE INSTALLATION DATE 02/10/1989 - WY 1989
PERIOD OF AVAILABLE DATA RECORD 02/10/1989 - Current
LENGTH OF AVAILABLE DATA RECORD (AS OF 10/01/2024) 35.64 Years | 13,017 Days
GAPS (> 2 DAYS) IN RECORD None
STAGE GAGE TYPE Pressure Transducer
STAGE GAGE ELEVATION -0.15 feet Gage Height
STAFF GAGES One
CREST STAGE GAGES One
ZERO GAGE HEIGHT ELEVATION 1,210.50 feet NAVD88
POINT OF ZERO FLOW 0.15 feet Gage Height
EXTREME FOR PERIOD OF RECORD 5,536 cfs | 4.07 feet | 01/11/1993

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BRIEF RATING

Current Rating = #4 - Applied since 10/01/2016
Discharge
(cfs)		 Elevation
feet
Gage Height		 Elevation
feet
NAVD88
0 0.00 1,210.50
100 0.23 1,210.73
500 1.54 1,212.04
800 2.15 1,212.65
1,000 2.50 1,213.00
2,000 3.87 1,214.37
3,000 4.93 1,215.43
5,000 6.66 1,217.16
8,000 8.66 1,219.16

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WATER YEAR PEAKS

Water
Year		 Peak
Gage Height
(feet)		 Peak
Discharge
(cfs)		 Date of
Peak
2025      
2024 1.97 703 02/02/2024
2023 2.69 1,120 01/03/2023
2022 1.14 341 12/25/2021
2021 1.37 428 07/26/2021
2020 1.67 558 11/29/2019
2019 2.67 1,133 02/22/2019
2018 2.37 946 08/10/2018
2017 4.48 2,591 07/24/2017
2016 1.69 842 08/11/2016
2015 0.75 188 02/01/2015
2014 2.62 2,158 09/08/2014
2013 1.85 1,018 09/10/2013
2012 1.68 827 09/08/2012
2011 0.58 127 10/08/2010
2010 1.77 940 01/22/2010
2009 0.23 71 09/07/2009
2008 1.22 443 12/08/2007
2007 None 0 None
2006 0.84 254 03/12/2006
2005 1.43 616 02/19/2005
2004 0.57 174 08/18/2004
2003 0.13 43 02/14/2003
2002 0.80 242 07/24/2002
2001 1.65 817 10/28/2000
2000 0.75 227 03/07/2000
1999 0.68 206 09/01/1999
1998 0.65 86 04/01/1998
1997 None 0 None
1996 1.80 632 09/02/1996
1995 1.15 256 01/05/1995
1994 1.30 706 11/16/1993
1993 4.07 5,536 01/11/1993
1992 1.29 705 08/08/1992
1991 0.30 56 03/03/1991
1990 0.16 20 07/11/1990
1989 None 0 None

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RUNOFF EVENT HISTORY (RUNOFF ≥50 CFS)

Date of
Peak		 Time of
Peak		 Runoff
Start		 Runoff
End		 Duration
(hours)		 Peak
Stage
(feet GH)		 Peak
Discharge
(CFS)		 Water
Year
View a Plot of These Data
               
02/02/2024 07:03 02/01/2024 12:00 02/04/2024 18:00 78.0 1.97 703 2024
03/03/2023 22:05 03/03/2023 12:28 03/06/2023 18:00 77.5 1.32 408 2023
01/18/2023 08:39 01/17/2023 23:30 01/21/2023 18:00 90.5 2.69 1,120 2023
01/03/2023 12:00 01/02/2023 11:17 01/06/2023 18:00 102.7 2.69 1,120 2023
12/05/2022 19:05 12/05/2023 15:26 12/11/2023 14:56 143.5 1.42 449 143.5
10/16/2022 06:39 10/15/2022 11:31 10/19/2022 18:00 102.5 1.77 605 2023
10/12/2022 07:12 10/11/2022 18:00 10/12/2022 19:56 25.9 1.37 428 2023
12/25/2021 18:55 12/25/2021 16:46 12/28/2021 09:23 64.6 1.14 341 2022
08/18/2021 06:00 08/17/2021 21:18 08/19/2021 12:00 38.7 0.96 281 2021
08/17/2021 04:02 08/17/2021 02:58 08/17/2021 13:30 10.5 1.01 297 2021
08/15/2021 06:00 08/15/2021 03:38 08/16/2021 09:10 29.5 1.06 314 2021
08/14/2021 00:53 08/13/2021 23:46 08/14/2021 07:20 7.6 0.68 198 2021
08/13/2021 12:00 08/13/2021 10:41 08/13/2021 14:50 4.2 0.68 198 2021
08/11/2021 11:50 08/11/2021 11:34 08/11/2021 13:59 2.4 0.71 206 2021
07/26/2021 06:00 07/25/2021 07:35 07/27/2021 09:33 50.0 1.37 428 2021
07/26/2021 11:47 07/24/2021 11:07 07/24/2021 17:57 6.8 0.81 235 2021
12/25/2019 22:52 12/25/2019 13:16 12/26/2019 00:00 10.7 0.87 253 2020
11/29/2019 23:31 11/29/2019 12:03 12/01/2019 12:12 48.2 1.67 558 2020
09/24/2019 01:01 09/24/2019 00:00 09/27/2019 12:00 84.0 1.54 500 2019
03/15/2019 06:00 03/13/2019 16:35 03/18/2019 14:07 118 0.97 297 2019
02/22/2019 11:02 02/21/2019 19:53 03/02/2019 18:00 214 2.67 1,133 2019
02/15/2019 22:47 02/15/2019 08:02 02/20/2019 14:00 126 0.80 244 2019
10/16/2018 04:23 10/16/2018 00:00 10/18/2018 09:12 57.2 0.60 188 2019
08/26/2018 05:25 08/26/2018 00:54 08/28/2018 16:27 63.6 0.70 214 2018
08/10/2018 03:38 08/10/2018 03:12 08/14/2018 14:59 108 2.37 946 2018
08/13/2017 06:06 08/12/2017 23:25 08/16/2017 15:07 87.7 1.29 412 2017
08/04/2017 12:00 08/03/2017 18:51 08/08/2017 18:00 119 1.32 424 2017
07/24/2017 15:57 07/24/2017 00:15 08/03/2017 16:03 256 4.48 2,591 2017
07/24/2017 00:49 07/24/2017 00:15 08/03/2017 16:03 256 1.79 634 2017
03/03/2017 05:00 03/02/2017 13:30 03/06/2017 11:33 94.1 0.69 211 2017
02/21/2017 23:33 02/21/2017 10:15 02/24/2017 11:51 73.6 0.84 256 2017
01/25/2017 06:00 01/23/2017 14:09 01/28/2017 18:59 125 2.54 1,049 2017
01/03/2017 06:00 01/01/2017 14:17 01/08/2017 12:00 166 0.94 287 2017
12/25/2016 06:00 12/23/2016 20:22 12/29/2016 13:23 137 1.14 356 2017
08/11/2016 12:00 08/11/2016 10:02 08/13/2016 18:00 56.0 1.69 842 2016
08/03/2016 01:37 08/02/2016 21:28 08/05/2016 18:00 68.5 1.09 353 2016
09/24/2015 10:20 09/24/2015 10:20 09/25/2015 15:31 29.2 0.45 62 2015
02/01/2015 09:10 02/01/2015 00:52 02/03/2015 18:45 65.9 0.75 188 2015
10/12/2014 03:13 10/11/2014 12:00 10/14/2014 15:13 75.2 0.52 112 2015
09/28/2014 09:13 09/27/2014 23:59 10/04/2014 12:18 156 2.10 1,331 2014
09/08/2014 18:59 09/08/2014 05:50 09/15/2014 13:59 176 2.62 2,158 2014
03/04/2014 04:17 03/03/2014 10:15 03/07/2014 10:05 95.8 0.75 188 2014
12/23/2013 04:18 12/21/2013 15:22 12/24/2013 18:01 74.7 0.62 143 2014
11/23/2013 19:29 11/22/2013 14:44 11/28/2013 22:19 152 1.45 616 2014
09/10/2013 02:42 09/09/2013 19:09 09/15/2013 07:38 132 1.85 1,018 2013
09/01/2013 08:35 09/01/2013 06:56 09/04/2013 10:26 75.5 0.70 169 2013
07/23/2013 02:41 07/22/2013 19:25 07/23/2013 13:49 18.4 0.30 57 2013
03/10/2013 06:15 03/09/2013 22:57 03/11/2013 12:03 37.1 0.52 112 2013
02/23/2013 02:40 02/22/2013 18:34 02/23/2013 12:18 17.7 0.28 52 2013
01/29/2013 08:28 01/27/2013 04:04 02/01/2013 18:16 134 0.62 143 2013
12/20/2012 08:27 12/19/2012 18:11 12/20/2012 11:58 17.8 0.25 48 2013
12/18/2012 08:27 12/18/2012 09:38 12/19/2012 14:27 28.8 0.25 48 2013
09/08/2012 01:29 09/06/2012 11:31 09/12/2012 11:07 144 1.68 827 2012
08/25/2012 07:18 08/25/2012 07:07 08/28/2012 13:18 78.2 0.30 57 2012
07/31/2012 23:02 07/31/2012 23:02 08/01/2012 11:29 12.5 0.18 35 2012
07/29/2012 19:36 07/29/2012 19:18 07/30/2012 13:18 18.0 1.20 424 2012
07/18/2012 01:19 07/17/2012 20:41 07/18/2012 08:48 12.1 0.12 28 2012
07/16/2012 01:19 07/15/2012 21:30 07/17/2012 11:49 38.3 0.48 98 2012
07/15/2012 02:52 07/15/2012 02:47 07/15/2012 10:11 7.4 0.25 48 2012
03/21/2012 04:37 03/21/2012 04:37 03/21/2012 10:58 6.4 0.25 48 2012
12/14/2011 19:32 12/14/2011 06:31 12/16/2011 21:38 63.1 0.85 230 2012
01/01/2011 22:34 01/01/2011 22:34 01/02/2011 09:12 10.6 0.12 28 2011
12/31/2010 23:30 12/31/2010 18:57 01/01/2011 12:35 17.6 0.50 105 2011
10/08/2010 01:44 10/07/2010 11:43 10/10/2010 12:23 72.7 0.58 127 2011
03/09/2010 06:44 03/07/2010 06:07 03/13/2010 13:11 151 0.58 176 2010
03/01/2010 20:56 02/27/2010 20:34 03/06/2010 14:45 162 1.08 347 2010
02/23/2010 05:33 02/23/2010 04:15 02/27/2010 14:56 107 0.50 154 2010
01/27/2010 14:59 01/27/2010 07:50 02/09/2010 13:00 317 0.52 160 2010
01/22/2010 07:44 01/20/2010 06:58 01/25/2010 10:30 124 1.77 940 2010
09/07/2009 02:57 09/07/2009 02:03 09/07/2009 12:45 10.7 0.23 71 2009
12/29/2008 03:06 12/29/2008 01:03 12/29/2008 10:21 9.3 0.14 45 2009
07/11/2008 05:50 07/11/2008 05:32 07/12/2008 10:39 29.1 0.27 84 2008
02/05/2008 08:39 02/04/2008 21:20 02/07/2008 12:15 62.9 0.41 129 2008
01/30/2008 04:54 01/28/2008 13:22 02/01/2008 10:54 93.5 0.87 261 2008
01/08/2008 22:54 01/08/2008 17:57 01/09/2008 12:20 18.4 0.24 76 2008
12/08/2007 19:25 12/08/2007 16:55 12/13/2007 18:24 121 1.22 443 2008
12/03/2007 04:56 12/02/2007 17:56 12/03/2007 16:56 23.0 0.44 136 2008
12/01/2007 16:56 12/01/2007 15:00 12/02/2007 14:24 23.4 0.67 203 2008
08/25/2006 04:14 08/24/2006 22:13 08/27/2006 10:47 60.6 0.74 225 2006
07/28/2006 19:17 07/28/2006 19:17 07/30/2006 02:27 31.2 0.34 106 2006
03/12/2006 08:16 03/12/2006 07:42 03/14/2006 06:14 46.5 0.84 254 2006
08/10/2005 09:12 08/10/2005 08:57 Data Unavailable   0.60 183 2005
02/19/2005 13:29 02/19/2005 12:33 02/26/2005 17:26 173 1.43 616 2005
02/13/2005 19:15 02/12/2005 16:53 02/19/2005 11:29 163 1.40 588 2005
01/29/2005 23:26 01/29/2005 17:26 01/30/2005 11:26 18.0 0.17 53 2005
01/10/2005 19:59 01/10/2005 18:21 01/11/2005 12:48 18.5 0.17 53 2005
01/05/2005 07:59 01/04/2005 17:24 01/10/2005 16:35 143 1.33 533 2005
08/18/2004 07:37 08/18/2004 06:39 08/21/2004 09:39 75.0 0.57 174 2004
04/05/2004 02:50 04/04/2004 21:18 04/06/2004 10:34 37.3 0.40 124 2004
03/06/2004 23:15 03/06/2004 20:45 03/08/2004 10:04 37.3 0.47 144 2004
07/26/2002 03:42 07/26/2002 00:37 07/26/2002 13:59 13.4 0.33 104 2002
07/23/2002 01:30 07/23/2002 23:41 07/25/2002 09:23 33.7 0.80 242 2002
11/07/2000 12:24 11/07/2000 11:40 11/12/2000 19:48 128 0.95 286 2001
10/28/2000 07:20 10/27/2000 21:54 11/03/2000 01:35 148 1.65 817 2001
10/26/2000 13:35 10/26/2000 11:35 10/27/2000 13:35 26.0 0.38 117 2001
10/25/2000 13:35 10/24/2000 11:37 10/26/2000 01:35 38.0 0.52 161 2001
10/23/2000 13:35 10/23/2000 12:04 10/24/2000 06:39 18.6 0.65 198 2001
03/07/2000 16:55 03/07/2000 16:26 03/10/2000 06:19 61.9 0.75 227 2000
09/24/1999 11:21 09/23/1999 18:52 09/25/1999 17:02 46.2 0.30 94 1999
09/01/1999 15:00 09/01/1999 14:39 09/04/1999 23:18 80.7 0.68 206 1999
04/01/1998 12:30 04/01/1998 06:36 04/03/1998 11:37 53.0 0.65 86 1998
02/11/1998 12:58 02/10/1998 19:06 02/12/1998 18:36 47.5 0.45 51 1998
09/15/1996 14:42 09/15/1996 07:34 09/19/1996 12:53 101 0.68 93 1996
09/02/1996 15:45 09/02/1996 15:20 09/04/1996 23:58 56.6 1.80 632 1996
03/07/1995 20:11 03/07/1995 20:02 03/11/1995 11:27 87.4 1.10 234 1995
01/07/1995 14:00 01/07/1995 11:08 01/08/1995 23:08 36.0 0.80 127 1995
01/05/1995 23:42 01/05/1995 18:53 01/07/1995 06:25 35.5 1.15 256 1995
03/24/1994 11:28 03/24/1994 07:24 03/24/1994 19:06 11.7 0.30 56 1994
11/17/1993 08:58 11/17/1993 08:58 11/23/1993 14:47 150 0.69 227 1994
11/16/1993 15:35 11/16/1993 15:34 11/16/1993 22:13 6.7 1.30 706 1994
08/30/1993 00:37 08/29/1993 15:18 09/01/1993 23:31 80.2 0.39 90 1993
03/30/1993 22:58 03/30/1993 22:25 04/04/1993 19:19 117 0.49 130 1993
03/01/1993 17:48 03/01/1993 13:44 03/04/1993 14:07 72.4 0.82 308 1993
02/21/1993 10:32 02/21/1993 01:01 02/26/1993 13:24 132 0.82 308 1993
02/16/1993 02:21 Data Unavailable Data Unavailable   2.89 2,954 1993
02/10/1993 22:37 Data Unavailable Data Unavailable   2.87 2,924 1993
01/18/1993 21:15 Data Unavailable Data Unavailable   3.00 3,163 1993
01/16/1993 03:34 Data Unavailable Data Unavailable   3.02 3,193 1993
01/11/1993 16:05 Data Unavailable Data Unavailable   4.07 5,536 1993
01/08/1993 08:45 Data Unavailable Data Unavailable   0.56 160 1993
12/31/1992 04:32 12/31/1992 04:06 01/04/1993 14:52 107 0.44 109 1993
08/08/1992 00:46 08/08/1992 00:42 08/09/1992 20:37 43.9 1.29 705 1992
07/24/1992 12:00 07/24/1992 08:16 07/31/1992 15:05 175 0.56 160 1992
03/11/1992 02:23 03/11/1992 02:18 03/14/1992 01:37 71.3 0.52 137 1992
03/03/1991 12:08 03/03/1991 12:05 03/05/1991 04:42 40.6 0.30 56 1991

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FLOOD FLOW FREQUENCY

Flood Flow Frequency
View a plot of Flood Frequncy Data
***NOTE: Flood Flow Frequency data are for information only and should not be considered valid for regulation***
Magnitude and Probability of Instantaneous Peak Flow  |  Discharge, in cfs, for indicated Recurrence Interval
USGS StreamStats Flood Flow Frequency
2-year 5-year 10-year 25-year 50-year 100-year 200-year 500-year
Flood Flow Frequency
Based on HECWRC implementation of Bulletin 17B, n=33, 1989-2021
2-year 5-year 10-year 20-year 50-year 100-year 200-year 500-year

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STAFF GAGES

Staff Gage Range Staff Gage Information
0 - 6 Painted, on upstream side, view from left bank, displays in gage height

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CREST STAGE GAGES

Crest Gage Number Pin Elevation
(Feet, Gage Height)		 Additional Information
1 -0.02 On upstream pier with staff gage

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