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Water-Year Summary for Site 09426620

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
  • For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
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  • For water years 2005 and earlier, Annual Water Data Reports may be available in digital format.
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Available Parameters
00060 Discharge(Mean)  

Water year 2021: 2021-10-01 to 2022-09-30

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USGS Water-Year Summary 2021
LOCATION - Lat 34°15'45", long 114°01'37" referenced to North American Datum of 1927, in NE 1/4 SE 1/4 SE 1/4 sec.28, T.11 N., R.17 W., La Paz County, AZ, Hydrologic Unit 15030204, on left bank 1.8 mi downstream from Mineral Wash and Havasu National Wildlife Refuge boundary, 5.3 mi upstream from mouth, 17 mi northeast of Parker, and approximately 31 mi downstream from Alamo Dam.
DRAINAGE AREA - 5,337 mi² of which 10 mi² probably is noncontributing.
REVISIONS HISTORY - WDR AZ-91-1: Drainage area.
PERIOD OF RECORD - October 1988 to current year.
GAGE - Water-stage recorder.
REMARKS - Record is rated fair except estimated days which are poor. Record of zero flow are considered excellent. Diversions above station for irrigation, mostly by pumping from ground water. Flow regulated by Alamo Dam.
EXTREMES OUTSIDE PERIOD OF RECORD - The history of floods that occurred at a former site located about 3 mi upstream is published in WSP 1683, Bill Williams River at Planet (sta 09426500).
EXTREMES FOR PERIOD OF RECORD - Maximum daily discharge, 7,330 ft³/s March 1, 2005; no flow for many days most years.