East Maricopa Floodway at Broadway Road - ID # 34307

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Page Last Updated: 23 October 2024

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

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GAGE ID AND DATUM HISTORY

ID Elevation of
Instrument
in Gage Height		 Elevation of
Instrument
in Datum		 Period
       
34307 -3.84 feet 1,331.79 feet NAVD88 04/08/2020 -- Current
6573 -3.84 feet 1,331.79 feet NAVD88 10/01/2018 -- 04/08/2020
6573 -3.97 feet -3.97 feet gage height 02/19/2008 -- 09/30/2018
6573 0.00 feet 0.00 feet gage height 02/17/1994 -- 02/09/2008
6573 0.00 feet 0.00 feet gage height 07/16/1992 -- 02/17/1994
5668 0.00 feet 0.00 feet gage height 08/10/1989 -- 07/16/1992

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SITE DATA

STATUS Active
LOCATION Located about 1,000 feet south of Broadway Road, east of Higley Road
DRAINAGE AREA 11.4 mi2
STREAM TYPE Engineered Channel
JURISDICTION Mesa, Arizona
WATERSHED Upper East Maricopa Floodway
SECTION/TOWNSHIP/RANGE S26 T1N R6E
LATITUDE N 33° 24' 19.8"  |  +33.40528
LONGITUDE W 111° 42' 37.4"  |  -111.71074
ARIZONA STATE PLANE E 762844  | N 875049
USGS QUAD SHEET Buckhorn 7.5-Minute
STREAMGAGE INSTALLATION DATE 08/10/1989 - WY 1989
PERIOD OF AVAILABLE DATA RECORD 09/03/1990 - Current
LENGTH OF AVAILABLE DATA RECORD (AS OF 10/01/2024) 34.08 Years | 12,447 Days
GAPS (> 2 DAYS) IN RECORD None
STAGE GAGE TYPE Pressure Transducer
STAGE GAGE ELEVATION -3.84 feet Gage Height
STAFF GAGES One
CREST STAGE GAGES Two
ZERO GAGE HEIGHT ELEVATION 1,335.631 feet NAVD88
POINT OF ZERO FLOW 0.0 feet Gage Height
EXTREME FOR PERIOD OF RECORD 4,292 cfs | 5.08 feet GH | 09/07/2012

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BRIEF RATING

Current Rating = #4 - Applied since 07/01/2019
Discharge
(cfs)		 Elevation
feet
Gage Height		 Elevation
feet
NAVD88
0 0.00 1,335.63
100 1.07 1,336.70
500 2.26 1,337.89
1,000 3.14 1,338.77
2,000 4.35 1,339.98
3,000 5.23 1,340.86
5,000 6.52 1,342.15
8,000 7.88 1,343.51
10,000 8.59 1,344.22

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WATER YEAR PEAKS

Water
Year		 Peak
Gage Height
(feet)		 Peak
Discharge
(cfs)		 Date of
Peak
2025      
2024 1.21 128 12/23/2023
2023 1.26 140 10/15/2022
2022 0.96 78 12/24/2022
2021 2.86 818 08/12/2021
2020 1.42 184 11/29/2019
2019 2.89 1,471 02/22/2019
2018 3.06 1,620 08/10/2018
2017 2.32 1,045 07/24/2017
2016 3.94 2,578 08/11/2016
2015 3.55 2,113 09/22/2015
2014 4.23 2,971 09/27/2014
2013 2.18 923 09/09/2013
2012 5.08 4,292 09/07/2012
2011 1.93 689 09/10/2011
2010 2.43 1,119 01/22/2010
2009 0.78 88 07/21/2009
2008 3.43 1,995 07/21/2008
2007 0.93 136 03/23/2007
2006 3.40 1,961 07/25/2006
2005 2.10 865 08/09/2005
2004 1.12 222 03/05/2004
2003 2.12 887 07/29/2003
2002 1.83 643 07/23/2002
2001 1.65 520 10/27/2000
2000 1.55 456 03/06/2000
1999 0.90 127 09/14/1999
1998 1.52 441 02/09/1998
1997 None 0 None
1996 4.80 3,837 09/02/1996
1995 2.17 931 01/05/1995
1994 2.00 780 11/14/1993
1993 3.00 1,584 01/11/1993
1992 2.20 954 07/24/1992
1991 6.50 515 11/09/1990
1990 5.20 129 09/03/1990

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RUNOFF EVENT HISTORY (FLOW ≥100 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
               
09/01/2024 18:00 09/01/2023 15:00 09/06/2024 06:00 111.0 0.25 32 2024
07/26/2024 00:29 07/25/2024 18:00 07/27/2024 19:40 49.7 -1.55 1 2024
02/02/2024 08:39 02/01/2024 00:00 02/14/2024 08:03 297.0 0.22 31 2024
01/23/2024 13:52 01/23/2024 00:00 01/27/2024 19:45 115.7 0.36 35 2024
12/23/2023 07:11 12/22/2023 06:00 12/28/2023 06:00 144.0 1.21 128 2024
09/13/2023 18:00 09/13/2023 06:00 09/17/2023 19:28 109.5 0.12 28 2023
08/18/2023 00:00 08/17/2023 19:30 08/20/2023 18:00 70.5 -0.46 9 2023
03/16/2023 00:36 03/15/2023 21:31 03/22/2023 05:19 151.8 0.52 40 2023
03/02/2023 01:05 03/01/2023 18:00 03/08/2023 06:00 156.0 0.27 32 2023
02/15/2023 01:01 02/14/2023 21:36 02/18/2023 17:14 91.6 -0.54 8 2023
01/01/2023 18:23 01/01/2023 06:00 01/07/2023 15:49 153.8 0.60 43 2023
12/04/2022 06:53 12/03/2022 14:14 12/09/2022 22:31 152.3 0.60 43 2023
10/15/2022 20:16 10/15/2022 12:00 10/21/2022 19:19 151.3 1.26 140 2022
09/21/2022 02:23 09/19/2022 11:13 09/23/2022 06:00 90.8 -0.98 3 2022
09/12/2022 09:39 09/11/2022 08:38 09/18/2022 17:42 177.1 0.57 42 2022
01/01/2022 06:00 12/31/2021 18:00 01/05/2022 06:00 108.0 -0.14 19 2022
12/24/2022 18:24 12/24/2021 05:47 12/30/2021 01:46 140.0 0.96 78 2022
12/10/2022 03:01 12/09/2021 23:31 12/12/2021 03:10 51.7 -1.09 2 2022
09/01/2021 22:34 09/01/2021 00:48 09/05/2021 12:00 107.7 0.80 54 2021
08/16/2021 00:00 08/15/2021 23:13 08/21/2021 00:00 120.8 1.16 117 2021
08/14/2021 01:27 08/13/2021 23:47 08/15/2021 15:14 39.5 2.33 531 2021
08/12/2021 04:44 08/12/2021 03:37 08/13/2021 22:56 43.3 2.86 818 2021
08/11/2021 08:24 08/11/2021 07:52 08/11/2021 18:00 10.1 2.62 675 2021
07/24/2021 09:57 07/24/2021 09:18 07/28/2021 08:51 95.6 1.14 113 2021
07/23/2021 03:57 07/22/2021 22:22 07/24/2021 06:00 31.6 1.55 222 2021
01/25/2021 23:45 01/25/2021 15:00 01/28/2021 02:27 59.5 0.12 28 2021
08/29/2020 23:58 08/30/2020 21:43 08/30/2020 19:26 21.7 -0.61 6 2020
03/18/2020 20:18 03/18/2020 16:35 03/22/2020 09:34 89.0 0.61 44 2020
03/11/2020 14:24 03/11/2020 07:47 03/15/2020 18:00 106.2 0.72 48 2020
02/23/2020 01:11 02/22/2020 11:27 02/26/2020 15:45 100.3 0.61 44 2020
12/27/2019 00:00 12/25/2019 09:59 12/31/2019 00:00 134.0 0.51 40 2020
11/29/2019 07:11 11/29/2019 05:23 12/03/2019 06:00 96.6 1.42 184 2020
11/21/2019 17:54 11/20/2019 03:57 11/25/2019 05:38 121.7 0.95 76 2020
09/23/2019 07:00 09/23/2019 03:26 09/27/2019 06:00 98.6 3.12 986 2019
08/28/2019 22:00 08/28/2019 21:33 08/29/2019 17:03 19.5 1.29 306 2019
02/22/2019 00:00 02/21/2019 16:54 02/25/2019 04:21 83.5 2.89 1,471 2019
01/06/2019 12:00 01/06/2019 07:38 01/07/2019 02:46 19.1 0.54 28 2019
10/13/2019 15:40 10/13/2018 10:09 10/15/2018 17:31 55.4 2.34 1,058 2019
10/03/2018 12:00 10/03/2018 09:37 10/04/2018 21:07 35.5 1.12 210 2019
08/10/2018   Data Unavailable Data Unavailable   3.06 1,620 2018
07/09/2018 17:42 07/09/2018 16:38 07/10/2018 08:45 16.1 1.42 364 2018
08/03/2017 19:15 08/03/2017 18:34 08/04/2017 04:34 10.0 1.52 414 2017
07/24/2017 08:28 07/24/2017 07:26 07/25/2017 15:13 31.8 2.32 1,045 2017
07/23/2017 21:34 07/23/2017 19:54 07/24/2017 06:00 10.1 1.97 722 2017
02/19/2017 16:20 02/19/2017 14:16 02/19/2017 21:01 6.8 0.42 15 2016
08/11/2016 09:20 08/11/2016 05:09 08/14/2016 15:43 82.6 3.94 2,578 2016
08/09/2016 13:20 08/09/2016 12:38 08/10/2016 03:06 14.5 1.16 232 2016
08/03/2016 02:14 08/02/2016 23:45 08/05/2016 15:18 63.4 1.89 656 2016
01/07/2016 13:17 01/06/2016 03:21 01/09/2016 06:35 75.2 1.94 697 2016
09/22/2015 19:27 09/22/2015 18:56 09/25/2015 21:14 74.3 3.55 2,113 2015
09/01/2015 00:00 08/31/2015 21:38 09/01/2015 20:15 22.6 1.01 159 2015
05/16/2015 00:40 05/15/2015 23:34 05/16/2015 21:14 21.7 1.48 393 2015
01/30/2015 15:09 01/30/2015 12:54 01/31/2015 04:44 15.8 1.03 167 2015
09/27/2014 17:54 09/27/2014 15:17 09/29/2014 18:10 50.9 4.23 2,971 2014
09/17/2014 12:54 09/17/2014 11:52 09/19/2014 00:12 36.3 2.03 775 2014
09/08/2014 08:06 09/08/2014 02:26 09/10/2014 18:12 63.8 4.03 2,696 2014
03/01/2014 23:08 03/01/2014 21:20 03/02/2014 16:47 19.5 1.38 345 2014
12/20/2013 07:43 12/20/2013 04:12 12/20/2013 18:20 14.1 1.23 276 2014
11/23/2013 02:03 11/22/2013 23:22 11/23/2013 17:58 18.6 1.53 419 2014
11/22/2013 05:55 11/22/2013 04:41 11/22/2013 21:36 16.9 2.38 1,085 2014
09/09/2013 12:44 09/09/2013 11:36 09/10/2013 15:52 28.3 2.18 923 2013
08/30/2013 18:51 08/30/2013 18:21 08/31/2013 06:26 12.1 1.23 276 2013
03/08/2013 21:49 03/08/2013 21:49 03/09/2013 06:01 8.2 0.68 57 2013
01/26/2013 09:22 01/26/2013 08:34 01/28/2013 07:47 47.2 1.18 244 2013
09/07/2012 10:25 09/07/2012 09:28 09/08/2012 18:59 33.5 5.08 4,292 2012
08/24/2012 10:51 08/24/2012 09:58 08/25/2012 00:30 14.5 0.93 129 2012
08/20/2012 20:15 08/20/2012 19:46 08/21/2012 03:36 7.8 1.48 393 2012
07/14/2012 17:03 07/14/2012 16:29 07/15/2012 18:34 26.1 2.83 1,421 2012
12/13/2011 21:59 12/13/2011 20:09 12/14/2011 08:01 11.9 1.48 393 2012
09/10/2011 20:43 09/10/2011 20:13 09/11/2011 20:33 24.3 1.93 689 2011
07/25/2011 02:31 07/24/2011 23:29 07/25/2011 16:45 17.3 0.93 129 2011
10/05/2010 21:18 10/05/2010 15:58 10/06/2010 12:31 20.6 0.98 147 2011
08/21/2010 23:58 08/21/2010 23:13 08/22/2010 20:17 21.1 1.23 276 2010
03/07/2010 21:04 03/07/2010 18:54 03/08/2010 08:12 13.3 1.53 419 2010
01/22/2010 00:19 01/21/2010 21:23 01/22/2010 16:28 19.1 2.43 1,119 2010
01/21/2010 05:55 01/21/2010 05:00 01/21/2010 12:20 7.3 1.58 447 2010
01/20/2010 02:19 01/19/2010 23:00 01/20/2010 11:38 12.6 1.28 302 2010
07/21/2008 20:36 07/21/2008 20:05 07/22/2008 20:08 24.1 3.43 1,995 2008
07/10/2008 22:44 07/10/2008 20:07 07/12/2008 04:44 32.6 2.78 1,402 2008
01/28/2008 01:00 01/27/2008 19:26 01/28/2008 15:35 20.2 1.65 520 2008
12/08/2007 06:29 12/08/2007 05:26 12/08/2007 20:35 15.2 1.62 504 2008
12/01/2007 00:53 11/30/2007 23:07 12/01/2007 13:35 14.5 1.48 411 2008
03/23/2007 00:19 03/22/2007 22:57 03/23/2007 13:59 15.0 0.93 136 2007
08/24/2006 10:03 08/24/2006 09:45 08/25/2006 03:18 17.6 1.40 368 2006
08/21/2006 20:08 08/21/2006 20:05 08/22/2006 18:30 22.4 1.00 165 2006
07/30/2006 02:48 07/30/2006 02:33 07/30/2006 08:13 5.7 1.17 248 2006
07/25/2006 23:14 07/25/2006 22:48 07/27/2006 16:49 42.0 3.40 1,961 2006
03/11/2006 19:29 03/11/2006 12:10 03/12/2006 15:18 27.1 1.50 426 2006
08/09/2005 16:56 08/09/2005 16:20 08/10/2005 08:42 16.4 2.10 865 2005
08/08/2005 12:42 08/08/2005 12:13 08/09/2005 02:44 14.5 2.08 843 2005
02/19/2005 04:10 02/19/2005 02:08 02/20/2005 07:52 29.7 1.62 504 2005
02/12/2005 02:42 02/11/2005 17:41 02/13/2005 02:42 33.0 1.17 248 2005
01/04/2005 11:17 01/04/2005 10:28 01/05/2005 08:40 22.2 0.82 102 2005
01/03/2005 23:48 01/03/2005 15:34 01/04/2005 08:40 17.1 1.42 382 2005
04/02/2004 10:27 04/02/2004 06:13 04/03/2004 04:43 22.5 0.98 155 2004
03/05/2004 00:06 03/04/2004 23:29 03/05/2004 16:54 17.4 1.12 222 2004
07/29/2003 21:14 07/29/2003 20:49 07/30/2003 10:34 13.8 2.12 887 2003
01/10/2003 17:27 01/10/2003 11:52 01/10/2003 23:39 11.8 1.30 315 2003
07/23/2002 21:21 07/23/2002 20:26 07/24/2002 17:56 21.5 1.83 643 2002
03/07/2001 10:35 03/07/2001 10:20 03/08/2001 01:10 14.8 0.88 118 2001
10/27/2000 17:27 10/27/2000 16:02 10/28/2000 11:26 19.4 1.65 520 2001
10/10/2000 10:06 10/10/2000 08:19 10/11/2000 13:22 29.1 1.62 504 2001
03/06/2000 06:37 03/06/2000 03:22 03/07/2000 16:12 36.8 1.55 456 2000
09/14/1999 20:24 09/14/1999 19:56 09/15/1999 23:15 27.3 0.90 127 1999
08/01/1998 01:23 08/01/1998 00:46 08/02/1998 07:36 30.8 1.30 315 1998
02/09/1998 02:48 02/08/1998 16:05 02/09/1998 23:39 31.6 1.52 441 1998
02/04/1998 08:59 02/04/1998 08:19 02/05/1998 06:00 21.7 0.90 127 1998
09/02/1996 02:19 09/02/1996 00:50 09/02/1996 17:00 16.2 4.80 3,837 1996
03/06/1995 09:28 03/06/1995 04:58 03/07/1995 09:28 28.5 0.98 155 1995
01/05/1995 04:51 01/04/1995 21:26 01/06/1995 00:51 27.4 2.17 931 1995
11/14/1993 18:35 11/14/1993 15:07 11/15/1993 13:27 22.3 2.00 780 1994
03/28/1993 22:09 03/28/1993 21:29 03/29/1993 21:57 24.5 1.10 210 1993
02/08/1993 22:55 02/08/1993 22:04 02/09/1993 09:18 11.2 0.90 127 1993
01/18/1993 17:31 01/18/1993 13:05 01/19/1993 06:41 17.6 1.20 262 1993
01/11/1993 04:19 01/11/1993 01:02 01/12/1993 13:41 36.7 3.00 1,584 1993
01/08/1993 06:53 01/08/1993 02:35 01/09/1993 12:30 33.9 2.30 1,036 1993
12/28/1992 07:46 12/28/1992 06:40 12/28/1992 23:32 16.9 0.90 127 1993
12/08/1992 08:21 12/08/1992 04:28 12/09/1992 07:24 26.9 2.20 954 1993
12/04/1992 19:09 12/04/1992 15:45 12/05/1992 21:00 29.3 1.60 488 1993
08/23/1992 04:12 08/23/1992 02:05 08/25/1992 05:54 51.8 1.80 625 1992
08/22/1992 14:11 08/22/1992 08:54 08/22/1992 20:01 11.1 0.90 127 1992
08/07/1992 00:18 08/06/1992 23:06 08/07/1992 20:31 21.4 1.20 262 1992
07/24/1992 02:22 07/24/1992 01:16 07/24/1992 14:16 13.0 2.20 954 1992
03/27/1991 18:28 03/26/1991 21:50 04/03/1991 05:21 176 5.00 110 1991
03/01/1991 21:20 03/01/1991 15:45 03/03/1991 21:13 53.5 5.00 110 1991
02/28/1991 18:56 02/28/1991 07:20 03/01/1991 05:40 22.2 4.90 101 1991
11/09/1990 08:32 11/09/1990 07:30 11/09/1990 09:12 1.7 6.50 515 1991
09/15/1990 15:05 09/15/1990 15:05 09/18/1990 11:17 68.2 5.20 129 1990
09/03/1990 19:33 09/03/1990 18:35 09/04/1990 04:43 10.1 5.20 129 1990

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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
FEMA Flood Insurance Study
2-year 5-year 10-year 20-year 50-year 100-year 200-year 500-year
----- ----- ----- ----- ----- 3,500 ----- -----
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=31, 1991-2021
2-year 5-year 10-year 20-year 50-year 100-year 200-year 500-year

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CREST STAGE GAGES

Crest Gage Number Pin Elevation
(Feet, Gage Height)		 Additional Information
1 -3.51 Located with the transducer, in the channel
2 1.07 Located on the right bank of the channel

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