Colter Channel at El Mirage Road - ID # 85507

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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
       
85507 0.10 feet 1,025.17 feet NAVD88 05/05/2020 -- Current
5408 0.10 feet 1,025.17 feet NAVD88 06/29/1994 -- 05/05/2020

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SITE DATA

STATUS Active
LOCATION Located on El Mirage Road north of Camelback Road
DRAINAGE AREA 3.5 mi2
STREAM TYPE Engineered Channel
JURISDICTION Phoenix, Arizona
WATERSHED White Tanks A
SECTION/TOWNSHIP/RANGE S13 T2N R1W
LATITUDE N 33° 30' 41.1"  |  +33.51141
LONGITUDE W 112° 19' 25.6"  |  -112.32376
ARIZONA STATE PLANE E 575915  | N 913851
USGS QUAD SHEET El Mirage 7.5-Minute
STREAMGAGE INSTALLATION DATE 06/29/1994 - WY 1994
PERIOD OF AVAILABLE DATA RECORD 06/29/1994 - Current
LENGTH OF AVAILABLE DATA RECORD (AS OF 10/01/2024) 30.26 Years |11,052 Days
GAPS (> 2 DAYS) IN RECORD None
STAGE GAGE TYPE Pressure Transducer
STAGE GAGE ELEVATION 0.10 feet Gage Height
STAFF GAGES 1
CREST STAGE GAGES 1
ZERO GAGE HEIGHT ELEVATION 1,025.073 feet NAVD88
POINT OF ZERO FLOW 0.0 feet Gage Height
EXTREME FOR PERIOD OF RECORD 158 cfs | 1.52 feet | 09/08/2014

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BRIEF RATING

Current Rating = #2 - Applied since 07/01/2020
Discharge
(cfs)		 Elevation
feet,
Gage Height		 Elevation
feet,
NAVD88
0 0.00 1,025.07
50 0.87 1,025.94
100 1.11 1,026.18
200 1.44 1,026.51
300 1.68 1,026.75
500 2.03 1,027.10
800 2.40 1,027.47
1,000 2.69 1,027.76
1,500 3.43 1,028.50
2,000 4.04 1,029.11

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WATER YEAR PEAKS

Water
Year		 Peak
Gage Height
(feet)		 Peak
Discharge
(cfs)		 Date of
Peak
2025      
2024 0.53 25 04/01/2024
2023 0.45 21 09/12/2023
2022 0.60 30 12/24/2021
2021 0.90 55 08/14/2021
2020 0.97 46 03/12/2020
2019 0.89 43 10/13/2018
2018 0.42 23 07/09/2018
2017 1.47 141 07/17/2017
2016 0.75 37 10/06/2015
2015 0.68 34 08/11/2015
2014 1.52 158 09/08/2014
2013 0.75 37 01/26/2013
2012 0.60 31 08/22/2012
2011 0.70 35 12/22/2010
2010 1.42 128 08/22/2010
2009 0.47 25 02/09/2009
2008 0.82 40 07/10/2008
2007 1.08 50 08/01/2007
2006 1.20 72 03/11/2006
2005 0.70 35 03/05/2005
2004 1.10 53 04/04/2004
2003 1.30 95 02/13/2003
2002 0.75 37 09/06/2002
2001 1.45 135 10/27/2000
2000 0.40 22 03/06/2000
1999 0.75 37 07/15/1999
1998 0.90 43 09/11/1998
1997 None 0 None
1996 0.70 35 09/11/1996
1995 0.73 36 08/26/1995
1994 0.47 25 09/04/1994

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RUNOFF EVENT HISTORY (RUNOFF ≥10 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
               
04/01/2024 02:46 03/31/2024 18:00 04/01 2024 08:10 14.2 0.53 25 2024
11/18/2023 07:47 11/18/2023 06:29 11/18/2023 11:30 5.0 0.45 21 2024
09/12/2023 20:14 09/12/2023 18:00 09/12/2023 22:32 4.5 0.45 21 2023
12/24/2021 12:00 12/24/2021 04:30 12/24/2021 17:08 12.6 0.60 30 2022
09/01/2021 20:43 09/01/2021 20:27 09/01/2021 21:57 1.5 0.40 17 2021
08/17/2021 08:22 08/16/2021 23:53 08/17/2021 15:31 15.6 0.62 32 2021
08/14/2021 01:13 08/13/2021 23:42 08/14/2021 08:43 9.0 0.90 55 2021
08/11/2021 19:20 08/11/2021 18:53 08/12/2021 03:29 8.6 0.82 46 2021
07/25/2021 10:27 07/25/2021 09:30 07/25/2021 17:54 8.4 0.85 48 2021
07/14/2021 06:19 07/14/2021 05:05 07/14/2021 11:20 6.3 0.82 46 2021
03/18/2020 19:16 03/18/2020 19:16 03/18/2020 21:59 2.7 0.34 19 2020
03/12/2020 23:54 03/12/2020 23:23 03/13/2020 01:31 2.1 0.97 46 2020
03/12/2020 08:12 03/12/2020 07:45 03/12/2020 10:02 2.3 0.47 25 2020
02/22/2020 08:09 02/22/2020 07:51 02/22/2020 18:00 10.2 0.44 24 2020
02/11/2020 02:05 02/11/2020 01:44 02/11/2020 05:32 3.8 0.44 24 2020
11/29/2019 03:52 11/29/2019 03:36 11/29/2019 12:30 8.9 0.59 31 2020
11/20/2019 07:59 11/20/2019 07:32 11/20/2019 22:40 15.1 0.92 44 2020
09/25/2019 21:50 09/25/2019 21:39 09/26/2019 00:15 2.6 0.42 23 2019
09/23/2019 17:51 09/23/2019 17:39 09/24/2019 02:03 8.4 0.52 28 2019
02/21/2019 13:19 02/21/2019 10:48 02/21/2019 14:25 3.6 0.47 25 2019
10/13/2018 14:58 10/13/2018 12:00 10/14/2018 00:00 12.0 0.89 43 2019
10/07/2018 03:46 10/07/2018 03:30 10/07/2018 10:03 6.6 0.54 28 2019
10/02/2018 07:02 10/02/2018 05:19 10/02/2018 15:30 10.2 0.62 32 2019
08/11/2018 00:48 08/11/2018 00:42 08/11/2018 02:02 1.3 0.34 19 2018
08/08/2018 21:00 08/08/2018 20:51 08/08/2018 22:24 1.6 0.34 19 2018
07/09/2018 17:57 07/09/2018 17:31 07/09/2018 19:25 1.9 0.42 23 2018
08/12/2017 05:49 08/12/2017 05:02 08/12/2017 08:16 3.2 0.57 30 2017
07/24/2017 12:00 07/24/2017 10:36 07/24/2017 15:27 4.9 0.44 24 2017
07/17/2017 00:00 07/16/2017 22:07 07/18/2017 06:00 31.9 1.47 141 2017
02/27/2017 21:01 02/27/2017 20:51 02/28/2017 00:00 3.2 0.39 21 2017
01/20/2017 20:26 01/20/2017 15:01 01/21/2017 02:56 11.9 0.54 28 2017
01/01/2017 09:34 01/01/2017 06:48 01/01/2017 10:48 4.0 0.39 21 2017
12/22/2016 03:51 12/22/2016 02:48 12/22/2016 12:45 10.0 0.72 36 2017
10/02/2016 10:59 10/02/2016 10:52 10/02/2016 13:22 2.5 0.39 21 2017
08/09/2016 12:36 08/09/2016 12:24 08/09/2016 14:48 2.4 0.54 28 2016
08/05/2016 07:59 08/05/2016 07:43 08/05/2016 10:10 2.5 0.39 21 2016
10/20/2015 12:53 10/20/2015 12:20 10/20/2015 15:50 3.5 0.35 19 2016
10/06/2015 13:33 10/06/2015 12:36 10/06/2015 16:10 3.6 0.75 37 2016
08/11/2015 11:10 08/11/2015 11:00 08/11/2015 12:45 1.7 0.68 34 2015
07/31/2015 17:39 07/31/2015 17:24 07/31/2015 19:11 1.8 0.55 29 2015
06/05/2015 19:14 06/05/2015 19:05 06/06/2015 00:02 5.0 0.32 18 2015
05/15/2015 22:12 05/15/2015 21:49 05/16/2015 00:22 2.6 0.50 27 2015
04/26/2015 04:54 04/26/2015 04:54 04/26/2015 06:30 1.6 0.20 10 2015
12/04/2014 07:31 12/04/2014 07:07 12/04/2014 09:47 2.7 0.40 22 2015
09/28/2014 03:22 09/28/2014 02:49 09/28/2014 11:02 8.2 1.25 83 2014
09/27/2014 15:43 09/27/2014 13:09 09/27/2014 22:41 9.5 1.08 50 2014
09/17/2014 13:38 09/17/2014 13:30 09/17/2014 16:42 3.2 0.58 30 2014
09/08/2014 23:47 09/08/2014 00:19 09/09/2014 02:17 2.8 0.40 22 2014
09/08/2014 07:44 09/08/2014 00:19 09/08/2014 16:42 16.4 1.52 158 2014
08/19/2014 19:42 08/19/2014 19:15 08/20/2014 04:41 9.4 0.85 41 2014
08/19/2014 06:27 08/19/2014 06:04 08/19/2014 10:41 4.6 0.65 33 2014
08/12/2014 19:13 08/12/2014 19:00 08/12/2014 22:41 3.7 0.52 28 2014
08/01/2014 22:44 08/01/2014 21:04 08/02/2014 04:41 7.6 1.15 62 2014
07/13/2014 22:52 07/13/2014 22:41 07/14/2014 00:11 1.5 0.25 13 2014
07/03/2014 22:04 07/03/2014 22:00 07/03/2014 23:27 1.5 0.52 28 2014
03/01/2014 21:21 03/01/2014 16:28 03/02/2014 02:49 10.4 0.95 45 2014
12/19/2013 23:49 12/19/2013 23:38 12/20/2013 03:43 4.1 0.40 22 2014
11/22/2013 04:00 11/22/2013 03:24 11/22/2013 12:12 8.8 0.40 22 2014
09/09/2013 12:13 09/09/2013 11:55 09/09/2013 13:32 1.6 0.60 31 2013
07/21/2013 09:23 07/21/2013 09:12 07/21/2013 13:41 4.5 0.30 16 2013
07/19/2013 23:57 07/19/2013 23:53 07/20/2013 01:41 1.8 0.48 25 2013
01/26/2013 09:50 01/26/2013 07:00 01/26/2013 11:45 4.8 0.75 37 2013
08/23/2012 02:40 08/23/2012 01:40 08/23/2012 03:26 1.8 0.28 15 2012
08/22/2012 00:16 08/21/2012 21:27 08/22/2012 04:13 6.8 0.60 31 2012
08/05/2012 23:56 08/05/2012 23:56 08/06/2012 01:06 1.2 0.20 10 2012
07/18/2012 09:12 07/18/2012 09:09 07/18/2012 12:40 3.5 0.32 18 2012
07/12/2012 00:40 07/12/2012 00:19 07/12/2012 06:39 6.3 0.38 20 2012
04/17/2012 09:11 04/17/2012 09:08 04/17/2012 10:41 1.6 0.32 18 2012
03/08/2012 05:12 03/18/2012 04:17 03/18/2012 18:42 14.4 0.32 18 2012
12/13/2011 09:05 12/13/2011 08:10 12/13/2011 21:05 12.9 0.22 12 2012
11/05/2011 00:32 11/04/2011 23:38 11/05/2011 02:38 3.0 0.40 22 2012
07/30/2011 22:16 07/30/2011 21:43 07/31/2011 00:43 3.0 0.42 23 2011
07/18/2011 20:10 07/18/2011 20:06 07/18/2011 21:49 1.7 0.32 18 2011
03/21/2011 13:27 03/21/2011 13:27 03/21/2011 13:52 0.4 0.20 10 2011
02/27/2011 00:46 02/27/2011 00:13 02/27/2011 05:20 5.1 0.30 16 2011
02/19/2011 14:34 02/19/2011 13:59 02/19/2011 16:28 2.5 0.30 16 2011
12/30/2010 02:48 12/29/2010 14:39 12/30/2010 11:35 20.9 0.62 32 2011
12/22/2010 23:08 12/22/2010 20:06 12/23/2010 05:53 9.8 0.70 35 2011
10/04/2010 16:51 10/04/2010 16:40 10/04/2010 18:50 2.2 0.30 16 2011
08/22/2010 01:16 08/21/2010 23:54 08/22/2010 09:46 9.9 1.42 128 2010
08/17/2010 19:04 08/17/2010 18:39 08/18/2010 01:04 6.4 0.58 30 2010
07/29/2010 05:17 07/29/2010 03:10 07/29/2010 10:34 7.4 0.70 35 2010
03/07/2010 12:56 03/07/2010 11:40 03/07/2010 17:37 6.0 0.52 28 2010
02/28/2010 02:21 02/28/2010 00:21 02/28/2010 07:35 7.2 0.60 31 2010
02/21/2010 05:25 02/21/2010 04:54 02/21/2010 12:12 7.3 0.40 22 2010
02/07/2010 04:14 02/07/2010 03:24 02/07/2010 06:50 3.4 0.38 21 2010
01/20/2010 12:31 01/20/2010 12:31 single report 0.0 0.30 16 2010
02/09/2009 20:08 02/09/2009 19:25 02/09/2009 22:13 2.8 0.47 25 2009
02/09/2009 10:38 02/09/2009 10:36 02/09/2009 13:11 2.6 0.30 16 2009
02/07/2009 23:00 02/07/2009 22:53 02/08/2009 02:07 3.2 0.30 16 2009
01/04/2009 09:54 01/04/2009 09:35 01/04/2009 11:15 1.7 0.22 12 2009
12/25/2008 23:41 12/25/2008 23:41 12/26/2008 04:24 4.7 0.20 10 2009
12/25/2008 14:21 12/25/2008 14:21 12/25/2008 16:07 1.8 0.20 10 2009
12/22/2008 19:16 12/22/2008 19:16 Single report 0.0 0.20 10 2009
12/18/2008 03:13 12/18/2008 03:13 12/18/2008 04:05 0.9 0.20 10 2009
12/17/2008 08:27 12/17/2008 08:27 12/17/2008 10:10 1.7 0.20 10 2009
12/16/2008 08:56 12/16/2008 07:08 12/16/2008 14:45 7.6 0.40 22 2009
08/29/2008 01:06 08/29/2008 00:47 08/29/2008 02:35 1.8 0.30 16 2008
08/26/2008 01:42 08/26/2008 01:42 single report 0.0 0.20 10 2008
08/07/2008 22:40 08/07/2008 22:24 08/08/2008 02:43 4.3 0.40 22 2008
07/20/2008 03:32 07/20/2008 03:29 07/20/2008 05:25 1.9 0.30 16 2008
07/10/2008 21:15 07/10/2008 20:48 07/11/2008 04:19 7.5 0.82 40 2008
02/20/2008 22:14 02/20/2008 22:14 02/21/2008 00:10 1.9 0.20 10 2008
01/28/2008 13:56 01/28/2008 13:37 01/28/2008 16:12 2.6 0.30 16 2008
01/27/2008 23:35 01/27/2008 05:47 01/28/2008 07:07 25.3 0.55 29 2008
01/24/2008 19:43 01/24/2008 19:13 01/24/2008 21:28 2.3 0.30 16 2008
01/07/2008 08:43 01/07/2008 08:43 01/07/2008 17:47 9.1 0.40 22 2008
12/01/2007 13:46 12/01/2007 13:33 12/01/2007 14:00 0.5 0.35 19 2008
11/30/2007 16:38 11/30/2007 14:28 12/01/2007 05:48 15.3 0.70 35 2008
08/25/2007 07:44 08/25/2007 07:44 08/25/2007 09:41 2.0 0.30 16 2007
08/01/2007 18:21 08/01/2007 17:44 08/01/2007 23:56 6.2 1.08 50 2007
03/22/2007 15:14 03/22/2007 15:06 03/23/2007 02:54 11.8 0.45 24 2007
02/19/2007 19:42 02/19/2007 18:40 02/19/2007 22:13 3.6 0.30 16 2007
09/02/2006 19:55 09/02/2006 18:56 09/04/2006 05:18 34.4 0.88 42 2006
08/14/2006 18:39 08/14/2006 18:35 08/14/2006 23:18 4.7 0.32 18 2006
08/11/2006 23:52 08/11/2006 23:15 08/12/2006 05:18 6.1 1.00 47 2006
07/25/2006 23:18 07/25/2006 22:38 07/25/2006 23:42 1.1 0.22 12 2006
03/11/2006 21:46 03/11/2006 16:20 03/12/2006 09:31 17.2 1.20 72 2006
10/18/2005 10:18 10/18/2005 09:47 10/18/2005 17:07 7.3 0.40 22 2006
08/14/2005 10:23 08/14/2005 10:12 08/14/2005 12:03 1.9 0.43 23 2005
08/03/2005 00:34 08/02/2005 23:10 08/03/2005 05:10 6.0 0.32 18 2005
07/30/2005 18:52 07/30/2005 18:36 07/30/2005 23:10 4.6 0.62 32 2005
03/05/2005 18:04 03/05/2005 07:06 03/06/2005 02:44 19.6 0.70 35 2005
02/22/2005 10:36 02/22/2005 10:36 02/22/2005 15:46 5.2 0.30 16 2005
02/19/2005 13:18 02/19/2005 13:18 02/19/2005 16:32 3.2 0.47 25 2005
11/22/2004 07:15 11/22/2004 06:07 11/22/2004 18:07 12.0 0.68 34 2005
11/12/2004 18:08 11/12/2004 17:07 11/13/2004 06:08 13.0 0.28 15 2005
11/08/2004 03:04 11/08/2004 00:40 11/08/2004 07:11 6.5 0.47 25 2005
10/28/2004 06:08 10/28/2004 05:20 10/28/2004 18:08 12.8 0.28 15 2005
10/21/2004 16:50 10/21/2004 16:50 10/22/2004 06:06 13.3 0.20 10 2005
09/18/2004 20:05 09/18/2004 19:38 09/19/2004 00:11 4.5 0.82 40 2004
08/18/2004 19:20 08/18/2004 19:10 08/18/2004 20:21 1.2 0.30 16 2004
04/04/2004 18:09 04/04/2004 16:52 04/05/2004 06:58 14.1 1.10 53 2004
04/02/2004 09:00 04/02/2004 00:58 04/03/2004 06:58 30.0 0.68 34 2004
11/12/2003 22:09 11/12/2003 15:19 11/14/2003 09:19 42.0 0.85 41 2004
02/25/2003 19:11 02/25/2003 17:11 02/26/2003 11:10 18.0 0.85 41 2003
02/13/2003 22:36 02/13/2003 09:01 02/14/2003 23:11 38.2 1.30 95 2003
09/07/2002 19:37 09/07/2002 18:48 09/07/2002 22:16 3.5 0.57 30 2002
09/06/2002 22:13 09/06/2002 21:47 09/07/2002 01:04 3.3 0.75 37 2002
05/21/2001 09:21 05/21/2001 09:21 single report 0.0 0.30 16 2001
03/07/2001 08:36 03/07/2001 03:08 03/07/2001 14:13 11.1 0.40 22 2001
01/27/2001 13:24 01/27/2001 11:18 01/27/2001 18:32 7.2 0.43 23 2001
01/16/2001 20:06 01/16/2001 18:37 01/17/2001 11:18 16.7 0.40 22 2001
01/12/2001 08:06 01/12/2001 05:43 01/13/2001 11:18 29.6 0.40 22 2001
01/04/2001 10:35 01/04/2001 10:35 01/04/2001 11:01 0.4 0.30 16 2001
10/30/2000 13:58 10/30/2000 12:48 10/31/2000 23:19 34.5 0.77 38 2001
10/27/2000 14:47 10/27/2000 13:35 10/28/2000 11:20 21.8 1.45 135 2001
10/22/2000 03:27 10/22/2000 02:15 10/22/2000 03:27 1.2 0.60 31 2001
03/06/2000 02:05 03/06/2000 01:35 03/06/2000 03:38 2.1 0.40 22 2000
09/11/1999 21:56 09/11/1999 20:40 09/12/1999 00:52 4.2 0.30 16 1999
07/15/1999 07:34 07/15/1999 06:39 07/15/1999 23:24 16.8 0.75 37 1999
04/02/1999 05:05 04/02/1999 04:56 04/02/1999 09:32 4.6 0.40 22 1999
10/26/1998 08:07 10/26/1998 08:07 10/26/1998 09:36 1.5 0.40 22 1999
09/11/1998 07:48 09/11/1998 06:41 09/12/1998 08:30 25.8 0.90 43 1998
08/08/1998 00:34 08/07/1998 22:29 08/08/1998 02:26 4.0 0.40 22 1998
07/19/1998 22:41 07/19/1998 22:36 07/20/1998 01:51 3.3 0.30 16 1998
07/07/1998 21:24 07/07/1998 21:24 single report 0.0 0.20 10 1998
07/07/1998 18:39 07/07/1998 18:39 single report 0.0 0.20 10 1998
03/29/1998 22:47 03/29/1998 22:47 03/30/1998 11:03 12.3 0.20 10 1998
02/24/1998 18:44 02/24/1998 18:44 single report 0.0 0.20 10 1998
02/17/1998 23:17 02/17/1998 15:10 02/18/1998 17:11 26.0 0.60 31 1998
02/15/1998 03:18 02/15/1998 01:55 02/15/1998 17:11 15.3 0.73 36 1998
02/09/1998 05:11 02/09/1998 02:39 02/09/1998 17:11 14.5 0.22 12 1998
02/04/1998 20:27 02/04/1998 20:16 02/05/1998 17:10 20.9 0.40 22 1998
12/07/1997 05:29 12/07/1997 05:29 single report 0.0 0.20 10 1998
09/11/1996 03:41 09/11/1996 03:32 09/11/1996 18:22 14.8 0.70 35 1996
08/14/1996 21:21 08/14/1996 21:21 08/14/1996 22:22 1.0 0.22 12 1996
08/26/1995 09:48 08/26/1995 07:48 08/26/1995 10:03 2.3 0.73 36 1995
01/05/1995 04:20 01/05/1995 02:55 01/05/1995 06:18 3.4 0.35 19 1995
12/25/1994 19:35 12/25/1994 19:26 12/25/1994 21:24 2.0 0.40 22 1995
09/11/1994 19:47 09/11/1994 19:19 09/11/1994 20:52 1.6 0.25 13 1994
09/04/1994 18:37 09/04/1994 18:22 09/04/1994 20:52 2.5 0.47 25 1994

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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=28, 1994-2021
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
1 - 7 Painted on left (north) bank
displays in feet, gage height

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CREST STAGE GAGES

Crest Gage Number Pin Elevation
(Feet, Gage Height)		 Additional Information
1 0.21 Located near the level sensor

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