Picacho Wash - ID # 74207

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Page Last Updated: 04 November 2025


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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
       
74207 0.07 feet 1,961.85 feet NAVD88 04/30/2024 -- Current
74207 0.90 feet 1,962.68 feet NAVD88 04/28/2020 -- 04/30/2024
5678 0.90 feet 1,962.68 feet NAVD88 10/01/2017 -- 04/28/2020
5678 0.98 feet 1,962.977 feet NAVD88 04/11/2012 -- 09/30/2017

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SITE DATA

STATUS Active
LOCATION Located near milepost 10 on SR74
DRAINAGE AREA 17.8 mi2
STREAM TYPE Natural Stream
JURISDICTION Maricopa County, Arizona
WATERSHED Trilby
SECTION/TOWNSHIP/RANGE S28 T6N R2W
LATITUDE N 33° 50' 08.3"  |  +33.83563
LONGITUDE W 112° 28' 32.1"  |  -112.47557
ARIZONA STATE PLANE E 530364  | N 1032224
USGS QUAD SHEET Hieroglyphic Mountains SW 7.5-Minute
STREAMGAGE INSTALLATION DATE 04/11/2012 - WY 2012
PERIOD OF AVAILABLE DATA RECORD 04/11/2012 - Current
LENGTH OF AVAILABLE DATA RECORD (AS OF 10/01/2024) 12.47 Years | 4,556 Days
GAPS (> 2 DAYS) IN RECORD None
STAGE GAGE TYPE Pressure Transducer
STAGE GAGE ELEVATION 0.90 feet Gage Height
STAFF GAGES 0
CREST STAGE GAGES 1
ZERO GAGE HEIGHT ELEVATION 1,961.783 feet NAVD88
POINT OF ZERO FLOW -0.1 feet
EXTREME FOR PERIOD OF RECORD 6,167 cfs | 4.41 feet | 09/23/2019

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BRIEF RATING

Current Rating = #2 - Applied since 04/15/2024
Discharge
(cfs)		 Elevation
feet
Gage Height		 Elevation
feet
NAVD88
0 0.00 1,961.78
100 0.69 1962.47
500 1.17 1,962.95
1,000 1.61 1,963.39
1,500 1.97 1,963.75
2,000 2.29 1,964.07
3,000 2.84 1,964.62
4,000 3.30 1,965.08
5,000 3.72 1,965.50
6,000 4.06 1,965.84

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WATER YEAR PEAKS

Water
Year		 Peak
Gage Height
(feet)		 Peak
Discharge
(cfs)		 Date of
Peak
2026      
2025 None 0 None
2024 None 0 None
2023 1.65 1,056 12/28/2022
2022 1.93 2,024 08/12/2022
2021 None 0 None
2020 None 0 None
2019 4.41 6,167 09/23/2019
2018 4.07 2,012 07/11/2018
2017 2.73 746 01/01/2017
2016 1.30 118 08/03/2016
2015 1.46 147 08/20/2015
2014 1.33 124 09/08/2014
2013 None 0 None
2012 (partial) 3.53 1,429 08/16/2012

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RUNOFF EVENT HISTORY

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
               
12/28/2022 08:02 12/27/2022 16:02 12/28/2022 08:48 16.8 1.65 1,056 2023
08/12/2022 17:48 08/12/2022 17:46 08/12/2022 18:09 0.4 1.93 2,024 2022
09/23/2019 14:04 09/23/2019 13:50 09/23/2019 14:27 0.6 2.69 3,433 2019
09/23/2019 12:18 09/23/2019 11:58 09/23/2019 12:55 1.0 4.41 6,167 2019
08/17/2018 14:46 08/17/2018 14:42 08/17/2018 15:06 0.4 2.10 395 2018
07/11/2018 20:44 07/11/2018 20:40 07/11/2018 21:17 0.6 4.07 2,021 2018
01/01/2017 06:14 01/01/2017 05:10 01/01/2017 08:02 2.9 2.73 746 2017
08/03/2016 15:08 08/03/2016 15:08 08/03/2016 15:54 0.8 1.30 18 2016
10/20/2015 09:49 10/20/2015 09:47 10/20/2015 10:01 0.2 1.18 55 2016
09/07/2015 19:03 09/07/2015 19:03 09/07/2015 19:39 0.6 1.23 107 2015
08/20/2015 20:30 08/20/2015 20:30 08/20/2015 01:03 4.6 1.46 147 2015
07/18/2015 18:51 07/18/2015 18:51 07/18/2015 19:58 1.1 1.33 124 2015
09/08/2014 08:38 09/08/2014 08:05 09/08/2014 11:14 3.2 1.33 124 2014
09/08/2014 03:38 09/08/2014 03:38 09/08/2014 05:10 1.5 1.20 102 2014
08/19/2014 16:51 08/19/2014 16:39 08/19/2014 16:59 0.3 1.20 102 2014
08/12/2014 21:29 08/12/2014 21:29 08/12/2014 21:46 0.3 1.30 119 2014
08/23/2012 02:41 08/23/2012 02:41 08/23/2012 03:25 0.7 2.78 779 2012
08/16/2012 21:40 08/16/2012 20:59 08/16/2012 22:31 1.5 3.53 1,429 2012
07/14/2012 17:15 07/14/2012 16:49 07/14/2012 20:44 3.9 2.60 667 2012

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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

CREST STAGE GAGES

Crest Gage Number Pin Elevation
(Feet, Gage Height)		 Additional Information
1 0.93 Located on right bank near transducer

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