Reata Pass Dam - ID # 4938

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Page Last Updated: 12 December 2018


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ID History | Site Data | Brief Rating | Water Year Peaks | Impound History | Site Precip Data

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GAGE ID HISTORY

ID Elevation of
Instrument
in Gage Height
Elevation of
Instrument
in Datum
Period
4938 0.15 feet 2,590.65 feet NAVD 1988 10/01/2017 -- Current
4938 0.15 feet 2,590.30 feet NAVD 1988 10/23/2013 -- 09/30/2017
4938 0.05 feet 2,590.20 feet NAVD 1988 10/02/2001 -- 10/23/2013
4938 0.18 feet 0.18 feet Gage Height 02/25/1993 -- 11/17/1998

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SITE DATA

STATUS Active
LOCATION Located south of Dynamite Boulevard and east of Alma School Parkway
DRAINAGE AREA 1.15 mi2
JURISDICTION Scottsdale, Arizona
WATERSHED Upper Indian Bend
SECTION/TOWNSHIP/RANGE S33 T5N R5E
LATITUDE N 33° 44' 04.1"  |  +33.73446
LONGITUDE W 111° 50' 37.0"  |  -111.84362
ARIZONA STATE PLANE E 722200  | N 994776
USGS QUAD SHEET McDowell Peak 7.5-Minute
STREAMGAGE INSTALLATION DATE 10/02/2001 - WY 2002
PERIOD OF AVAILABLE DATA RECORD 10/02/2001 - Current
LENGTH OF AVAILABLE DATA RECORD (AS OF 10/01/2018) 17.00 Years | 6,208 Days
GAPS (> 2 DAYS) IN RECORD None
STAGE GAGE TYPE Pressure Transducer
STAGE GAGE ELEVATION 0.15 feet Gage Height
STAFF GAGES 0
CREST STAGE GAGES 0
ZERO GAGE HEIGHT ELEVATION 2,590.50 feet NAVD 1988
POINT OF ZERO FLOW 0.00 feet Gage Height
SPILLWAY CREST ELEVATION 16.50 feet Gage Height
TOP OF DAM ELEVATION 19.30 feet Gage Height

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BRIEF RATING

Current Discharge Rating = #3 - Applied since 07/01/2003
Current Capacity Rating = #1 - Applied since 10/01/2005
Gage
Height
(feet)
Elevation
(feet NAVD 1988)
Principal
Outlet
Discharge
(cfs)
Emergency
Spillway
Discharge
(cfs)
Combined
Discharge
(cfs)
Volume
(acre-feet)
0.0 2,590.50 0 0 0 0.0
2.50 2,593.00 51 0 51 0.9
4.50 2,595.00 129 0 129 3.1
6.50 2,597.00 205 0 205 6.0
8.50 2,599.00 268 0 268 9.4
10.50 2,601.00 319 0 319 13.6
12.50 2,603.90 363 0 363 21.3
14.50 2,606.85 402 0 402 34.4
16.50 2,607.00 435 0 435 49.5
17.50 2,607.15 446 92 538 No Data
18.00 2,608.15 451 177 628 No Data
18.50 2,608.65 458 296 754 No Data
19.00 2,609.15 463 438 901 No Data

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WATER YEAR PEAKS

Water
Year
Peak
Gage Height
(feet)
Peak
Volume
(acre-feet)
Percent
Full
(Available Storage Capacity)
Date of
Peak
2020        
2019        
2018 2.96 1.3 2.7 08/08/2018
2017 2.86 0.9 1.9 02/28/2017
2016 4.66 2.7 5.4 08/05/2016
2015 2.50 0.6 1.3 05/15/2015
2014 5.70 4.1 8.2 09/08/2014
2013 3.70 1.6 3.5 01/27/2013
2012 4.28 2.2 4.6 09/09/2012
2011 3.30 1.3 2.7 07/24/2011
2010 3.95 1.9 3.9 01/21/2010
2009 2.30 0.5 1.0 02/09/2009
2008 4.68 2.7 5.5 12/08/2007
2007 4.78 2.8 5.7 07/31/2007
2006 5.40 3.7 7.4 09/09/2006
2005 3.22 1.2 2.5 02/19/2005
2004 4.72 2.8 5.6 03/05/2004
2003 3.22 1.2 2.5 08/26/2003
2002 0.55 <0.1 0.2 09/10/2002
2001 Not Gaged Not Gaged Not Gaged Not Gaged
2000 Not Gaged Not Gaged Not Gaged Not Gaged
1999 None 0.0 Unavailable None
1998 None 0.0 Unavailable None
1997 0.23 0.1 Unavailable 09/11/1997
1996 8.51 21.0 Unavailable 08/30/1996
1995 2.56 5.5 Unavailable 09/28/1995
1994 None 0.0 Unavailable None
1993 0.36 0.3 Unavailable 09/08/1993

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IMPOUNDMENT EVENT HISTORY

Date of
Peak
Time of
Peak
Runoff
Start
Runoff
End
Duration
(hours)
Peak
Stage
(feet GH)
Peak
Volume
(acre-feet)
Percent
Spillway
Capacity
Water
Year
View a Plot of These Data
                 
08/08/2018 20:23 08/08/2018 19:36 08/09/2018 06:00 10.4 2.96 1.3 2.7 2018
07/30/2018 20:01 07/30/2018 19:35 07/31/2018 01:18 5.7 1.59 0.3 0.9 2018
07/14/2018 15:22 07/14/2018 15:05 07/14/2018 18:25 3.3 1.42 0.2 0.8 2018
07/09/2018 17:03 07/09/2018 16:37 07/09/2018 18:10 1.6 0.99 0.0 0.0 2018
07/24/2017 07:53 07/24/2017 07:27 07/24/2017 22:15 14.8 0.0 0.0 0.0 2017
02/28/2017 08:31 02/27/2017 19:38 03/02/2017 04:00 56.4 2.86 0.9 1.9 2017
02/19/2017 06:00 02/18/2017 18:37 02/20/2017 04:21 33.7 1.93 0.2 0.8 2017
01/23/2017 21:37 01/23/2017 15:22 01/25/2017 18:00 50.6 2.01 0.3 0.9 2017
01/20/2017 21:45 01/20/2017 17:55 01/22/2017 12:00 42.1 2.66 0.7 1.6 2017
01/01/2017 09:17 01/01/2017 03:29 01/04/2017 13:28 82.0 2.53 0.6 1.4 2017
12/31/2016 08:07 12/30/2016 22:12 01/01/2017 01:52 27.7 2.06 0.3 0.9 2017
12/24/2016 16:29 12/24/2016 14:39 12/25/2016 22:07 31.5 2.26 0.4 1.0 2017
12/22/2016 04:43 12/22/2016 03:45 12/22/2016 17:52 14.1 2.11 0.4 0.9 2017
08/05/2016 10:19 08/05/2016 08:43 08/07/2016 18:00 57.3 4.66 2.7 5.4 2016
08/04/2016 18:00 08/04/2016 13:35 08/05/2016 03:39 14.1 1.32 0.1 0.0 2016
02/01/2016 00:30 01/31/2016 22:53 02/03/2016 18:00 67.1 2.99 1.0 2.1 2016
01/07/2016 12:44 01/07/2016 09:37 01/09/2016 12:00 50.4 2.71 0.7 1.6 2016
01/06/2016 05:10 01/05/2016 13:59 01/07/2016 00:00 34.0 2.76 0.8 1.7 2016
01/04/2016 21:33 01/04/2016 00:00 01/05/2016 12:45 36.8 1.44 <0.1 0.6 2016
11/16/2015 00:00 11/15/2015 23:14 11/16/2015 17:36 18.4 1.57 <0.1 0.7 2016
10/20/2015 13:11 10/20/2015 13:04 10/23/2015 01:40 60.6 1.89 0.2 0.8 2016
09/14/2015 20:27 09/14/2015 20:11 09/17/2015 21:34 73.4 2.24 0.4 1.0 2015
07/31/2015 16:07 07/31/2015 15:28 08/02/2015 08:00 40.5 2.12 0.4 0.9 2015
05/15/2015 23:53 05/15/2015 16:14 05/17/2015 14:04 45.8 2.50 0.6 1.3 2015
05/04/2015 03:41 05/04/2015 02:38 05/05/2015 20:02 41.4 2.08 0.3 0.9 2015
03/19/2015 06:11 03/19/2015 03:13 03/20/2015 08:53 29.7 1.85 0.1 0.8 2015
03/02/2015 11:28 03/02/2015 10:42 03/03/2015 13:51 27.2 2.00 0.3 0.9 2015
01/30/2015 14:34 01/30/2015 08:07 01/31/2015 21:52 37.8 1.88 0.1 0.8 2015
12/31/2014 11:36 12/31/2014 10:03 01/01/2015 11:08 25.1 1.20 0.0 0.5 2015
12/13/2014 06:00 12/13/2014 05:17 12/14/2014 14:08 32.9 1.20 0.0 0.5 2015
12/04/2014 11:24 12/04/2014 09:05 12/05/2014 08:08 23.1 1.18 0.0 0.5 2015
10/09/2014 06:41 10/09/2014 05:43 10/12/2014 20:09 86.4 2.35 0.5 1.1 2015
09/27/2014 15:46 09/27/2014 14:10 10/01/2014 08:10 90.0 3.00 1.0 2.1 2014
09/08/2014 04:18 09/08/2014 03:18 09/10/2014 14:10 58.9 5.70 4.1 8.2 2014
08/19/2014 08:06 08/19/2014 07:03 08/24/2014 02:05 115 4.15 2.1 4.2 2014
08/17/2014 19:25 08/17/2014 18:51 08/18/2014 20:11 25.3 1.55 0.1 0.7 2014
08/02/2014 18:34 08/02/2014 16:31 08/03/2014 12:25 19.9 2.65 0.7 1.5 2014
03/01/2014 13:19 03/01/2014 07:24 03/02/2014 18:36 35.2 3.72 1.6 3.4 2014
12/20/2013 07:31 12/20/2013 03:38 12/21/2013 16:42 37.1 1.32 <0.1 0.0 2014
11/23/2013 01:28 11/22/2013 03:24 11/25/2013 15:24 84.0 2.02 0.3 0.9 2014
09/09/2013 13:21 09/09/2013 12:00 09/11/2013 11:30 47.5 3.02 1.0 2.1 2013
09/08/2013 12:18 09/08/2013 08:52 09/09/2013 09:25 24.6 1.32 <0.1 0.6 2013
08/28/2013 21:47 08/28/2013 21:23 08/29/2013 09:24 12.0 0.78 <0.1 0.3 2013
07/19/2013 23:00 07/19/2013 21:52 07/28/2013 04:26 199 3.22 1.2 2.5 2013
07/16/2013 19:07 07/16/2013 18:19 07/17/2013 10:26 16.1 0.95 <0.1 0.4 2013
03/08/2013 22:44 03/08/2013 04:49 03/14/2013 08:37 148 3.28 1.2 2.6 2013
02/20/2013 10:40 02/20/2013 05:07 02/23/2013 08:39 75.5 2.00 0.3 0.9 2013
01/27/2013 16:06 01/26/2013 07:06 02/01/2013 08:37 146 3.70 1.6 3.5 2013
12/19/2012 00:16 12/18/2012 23:34 12/20/2012 02:39 27.1 0.98 <0.1 0.0 2013
12/14/2012 05:16 12/13/2012 23:17 12/17/2012 02:40 75.4 1.90 0.2 0.8 2013
11/09/2012 22:21 11/09/2012 22:11 11/10/2012 03:03 4.9 0.55 <0.1 0.0 2013
09/09/2012 21:14 09/09/2012 20:22 09/12/2012 20:38 72.3 4.28 2.2 4.6 2012
09/07/2012 10:41 09/07/2012 09:48 09/08/2012 08:38 22.8 1.50 <0.1 0.6 2012
08/24/2012 17:02 08/24/2012 16:05 08/26/2012 08:39 40.6 2.00 0.3 0.9 2012
08/23/2012 03:34 08/23/2012 02:41 08/23/2012 14:39 12.0 1.95 0.2 0.8 2012
07/23/2012 20:15 07/23/2012 19:21 07/23/2012 23:22 4.0 2.35 0.5 1.1 2012
03/18/2012 05:24 03/18/2012 04:49 03/18/2012 14:27 9.6 0.60 <0.1 0.2 2012
12/13/2011 17:00 12/12/2011 19:05 12/14/2011 11:24 40.3 0.78 <0.1 0.3 2012
11/05/2011 02:01 11/05/2011 00:20 11/05/2011 07:23 7.1 1.52 <0.1 0.7 2012
08/18/2011 20:36 08/18/2011 19:49 08/19/2011 10:06 14.3 2.22 0.4 1.0 2011
08/03/2011 21:42 08/03/2011 21:33 08/03/2011 23:48 2.3 0.62 <0.1 0.3 2011
07/24/2011 22:13 07/24/2011 21:14 07/25/2011 17:44 20.5 3.30 1.2 2.7 2011
07/03/2011 21:34 07/03/2011 12:55 07/03/2011 22:51 490 0.85 <0.1 0.4 2011
02/27/2011 03:13 02/27/2011 02:36 02/27/2011 10:58 8.4 0.35 <0.1 0.1 2011
02/19/2011 16:12 02/19/2011 15:13 02/20/2011 21:13 30.0 0.62 <0.1 0.3 2011
12/30/2010 03:46 12/29/2010 17:46 12/30/2010 15:46 22.0 2.35 0.5 1.1 2011
12/23/2010 10:32 12/23/2010 10:19 12/23/2010 15:18 5.0 0.45 <0.1 0.2 2011
12/23/2010 00:52 12/23/2010 00:31 12/23/2010 06:21 5.8 0.75 <0.1 0.3 2011
10/21/2010 09:37 10/21/2010 03:37 10/22/2010 03:37 24.0 0.72 <0.1 0.3 2011
10/05/2010 18:06 10/05/2010 15:27 10/07/2010 08:43 41.3 2.75 0.8 1.7 2011
08/24/2010 17:03 08/24/2010 16:32 08/26/2010 08:06 39.6 1.52 <0.1 0.7 2010
07/29/2010 17:46 07/29/2010 17:19 07/30/2010 10:48 17.5 1.15 <0.1 0.5 2010
03/07/2010 14:56 03/07/2010 12:55 03/09/2010 10:46 45.9 2.25 0.4 1.0 2010
02/28/2010 09:04 02/28/2010 06:07 03/01/2010 04:45 22.6 1.00 <0.1 0.4 2010
02/21/2010 06:51 02/21/2010 05:43 02/21/2010 22:46 17.1 1.48 <0.1 0.6 2010
01/21/2010 23:03 01/21/2010 05:01 01/23/2010 09:18 52.3 3.95 1.8 3.9 2010
01/19/2010 23:22 01/19/2010 19:20 01/20/2010 07:44 12.4 1.55 <0.1 0.7 2010
12/08/2009 01:08 12/07/2009 15:06 12/08/2009 07:08 16.0 0.82 <0.1 0.3 2010
04/11/2009 18:25 04/11/2009 18:08 04/11/2009 22:09 4.0 0.35 <0.1 0.1 2009
04/11/2009 11:09 04/11/2009 11:02 04/11/2009 13:30 2.5 0.25 <0.1 0.1 2009
02/09/2009 22:19 02/09/2009 16:54 02/10/2009 14:16 21.4 2.30 0.5 1.0 2009
02/08/2009 02:14 02/08/2009 02:00 02/08/2009 14:37 12.6 0.50 <0.1 0.2 2009
12/26/2008 03:36 12/25/2008 17:17 12/26/2008 14:02 20.8 1.30 <0.1 0.6 2009
12/16/2008 11:05 12/16/2008 09:12 12/18/2008 13:49 52.6 2.10 0.3 0.9 2009
11/27/2008 07:08 11/27/2008 06:26 11/27/2008 15:34 9.1 1.40 <0.1 0.6 2009
08/29/2008 01:52 08/28/2008 19:52 08/31/2008 11:34 63.7 1.80 0.1 0.8 2008
08/25/2008 23:23 08/25/2008 21:51 08/27/2008 01:52 28.0 4.20 2.1 4.4 2008
08/14/2008 20:07 08/14/2008 19:53 08/15/2008 02:42 6.8 0.40 <0.1 0.2 2008
08/09/2008 17:57 08/09/2008 17:16 08/10/2008 06:02 12.8 1.00 <0.1 0.4 2008
07/10/2008 22:14 07/10/2008 20:16 07/11/2008 22:08 25.9 1.40 <0.1 0.2 2008
01/28/2008 00:36 01/27/2008 12:04 01/28/2008 18:08 30.1 4.47 2.4 4.9 2008
01/07/2008 13:48 01/07/2008 09:24 01/07/2008 19:59 10.6 1.20 <0.1 0.5 2008
12/10/2007 16:11 12/10/2007 15:24 12/11/2007 02:10 10.8 0.95 <0.1 0.4 2008
12/08/2007 03:42 12/07/2007 16:58 12/08/2007 15:15 22.3 4.68 2.7 5.5 2008
12/01/2007 16:27 12/01/2007 15:11 12/02/2007 01:34 10.4 4.30 2.2 4.6 2008
11/30/2007 20:39 11/30/2007 16:20 12/01/2007 07:55 15.6 3.20 1.2 2.5 2008
07/31/2007 19:45 07/31/2007 18:40 08/01/2007 01:22 6.7 4.78 2.8 5.7 2007
03/24/2007 04:57 03/24/2007 03:24 03/24/2007 12:09 8.8 1.73 0.1 0.7 2007
03/22/2007 23:08 03/22/2007 16:32 03/23/2007 16:08 23.6 1.55 <0.1 0.7 2007
10/14/2006 11:04 10/14/2006 10:20 10/15/2006 15:47 29.5 1.12 <0.1 0.5 2006
09/09/2006 10:41 09/09/2006 09:29 09/09/2006 14:40 5.2 5.40 3.6 3.3 2006
09/03/2006 22:15 09/02/2006 15:16 09/04/2006 03:41 36.4 5.22 3.4 2.9 2006
08/08/2006 16:58 08/08/2006 16:11 08/09/2006 15:46 23.6 1.60 <0.1 0.7 2006
07/30/2006 01:16 07/30/2006 00:42 07/30/2006 05:37 4.9 1.10 <0.1 0.5 2006
07/21/2006 17:20 07/21/2006 16:04 07/21/2006 21:13 5.2 2.65 0.7 0.3 2006
03/12/2006 00:33 03/11/2006 05:21 03/12/2006 14:13 32.9 0.62 <0.1 0.3 2006
10/18/2005 12:45 10/18/2005 11:37 10/18/2005 17:11 5.6 1.55 <0.1 0.7 2006
08/07/2005 23:38 08/07/2005 23:20 08/08/2005 02:13 2.9 0.60 <0.1 0.2 2005
07/31/2005 18:41 07/31/2005 18:30 07/31/2005 19:45 1.3 0.55 <0.1 0.2 2005
07/26/2005 18:32 07/26/2005 17:07 07/26/2005 23:13 6.1 1.98 0.3 0.9 2005
04/24/2005 00:25 04/23/2005 22:08 04/24/2005 08:16 10.1 1.25 <0.1 0.5 2005
03/16/2005 07:54 03/16/2005 06:15 03/16/2005 11:16 5.0 1.77 0.1 0.8 2005
03/09/2005 14:40 03/08/2005 10:04 03/10/2005 12:38 50.6 1.15 <0.1 0.5 2005
03/05/2005 06:38 02/28/2005 18:38 03/08/2005 10:00 183 2.22 0.4 1.0 2005
02/22/2005 00:38 02/21/2005 20:10 02/28/2005 10:37 158 1.77 0.1 0.8 2005
02/20/2005 06:38 02/20/2005 02:05 02/21/2005 12:04 34.0 1.90 0.2 0.8 2005
02/19/2005 03:56 02/19/2005 00:26 02/20/2005 00:02 23.6 3.22 1.2 2.5 2005
02/18/2005 03:38 02/15/2005 12:53 02/18/2005 14:39 73.8 1.30 <0.1 0.6 2005
02/12/2005 19:03 02/12/2005 16:59 02/13/2005 09:20 16.4 3.05 1.0 2.2 2005
02/12/2005 03:26 02/11/2005 05:56 02/12/2005 15:27 33.5 2.08 0.3 0.9 2005
01/29/2005 16:04 01/29/2005 13:52 01/30/2005 15:37 25.8 0.52 <0.1 0.2 2005
01/26/2005 17:23 01/26/2005 15:37 01/27/2005 12:37 21.0 0.88 <0.1 0.4 2005
01/04/2005 10:03 01/03/2005 23:23 01/05/2005 09:38 34.3 1.90 0.2 0.8 2005
01/03/2005 18:38 01/03/2005 14:54 01/03/2005 22:54 8.0 1.62 <0.1 0.7 2005
12/29/2004 13:11 12/29/2004 04:39 12/30/2004 00:38 20.0 3.10 1.1 2.3 2005
12/06/2004 04:30 12/06/2004 00:37 12/06/2004 10:21 9.7 1.00 <0.1 0.4 2005
04/02/2004 08:49 04/01/2004 19:13 04/03/2004 08:23 37.2 2.53 0.6 1.4 2004
03/13/2004 07:49 03/13/2004 06:47 03/14/2004 12:32 29.8 1.10 <0.1 0.5 2004
03/05/2004 04:33 03/04/2004 17:43 03/05/2004 20:33 26.8 4.72 2.7 5.6 2004
02/23/2004 16:32 02/23/2004 15:45 02/24/2004 04:32 12.8 1.58 <0.1 0.7 2004
02/23/2004 07:37 02/23/2004 06:04 02/23/2004 14:32 8.5 1.35 <0.1 0.6 2004
01/22/2004 04:31 01/22/2004 03:07 01/22/2004 09:27 6.3 0.38 <0.1 0.1 2004
12/26/2003 05:54 12/26/2003 05:14 12/26/2003 10:48 5.6 0.82 <0.1 0.3 2004
11/12/2003 19:21 11/12/2003 09:35 11/13/2003 00:34 15.0 1.48 <0.1 0.6 2004
10/10/2003 10:12 10/10/2003 08:22 10/11/2003 10:07 25.8 3.03 1.0 2.2 2004
08/26/2003 23:02 08/26/2003 22:02 08/28/2003 05:03 31.0 3.22 1.2 2.5 2003
08/19/2003 11:03 08/19/2003 09:58 08/20/2003 02:03 16.1 0.98 <0.1 0.4 2003
08/14/2003 22:53 08/14/2003 20:33 08/15/2003 06:38 10.1 1.12 <0.1 0.5 2003
04/15/2003 04:44 04/14/2003 20:34 04/16/2003 08:34 36.0 0.30 <0.1 0.1 2003
03/17/2003 14:35 03/16/2003 11:35 03/19/2003 07:35 68.0 2.62 0.7 1.5 2003
02/25/2003 19:53 02/25/2003 17:08 02/28/2003 03:57 58.8 2.85 0.9 1.8 2003
02/13/2003 23:38 02/13/2003 17:08 02/15/2003 05:33 36.4 2.80 0.8 1.8 2003
02/13/2003 09:48 02/13/2003 04:08 02/13/2003 15:38 11.5 1.83 0.1 0.8 2003
01/08/2003 23:22 01/08/2003 16:52 01/08/2003 23:22 6.5 0.93 <0.1 0.4 2003
12/23/2002 19:52 12/23/2002 19:52 12/23/2002 20:33 0.7 0.20 <0.1 0.1 2003
10/17/2002 03:17 10/17/2002 03:12 10/17/2002 03:17 0.1 0.20 <0.1 0.1 2003
09/10/2002 19:32 09/10/2002 19:27 09/10/2002 19:52 0.3 0.55 <0.1 0.2 2002
09/06/2002 13:53 09/06/2002 13:53 single report 0.0 0.20 <0.1 0.1 2002

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