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Water-Year Summary for Site 09475500

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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.
  • For water years 2006 through 2013, choose a water year and an Annual Water Data Report will be provided.
  • For water years 2005 and earlier, Annual Water Data Reports may be available in digital format.
  • Not all sites have reports available for every water year.
Available Parameters
00060 Discharge(Mean)  

Water year 2023: 2022-10-01 to 2023-09-30

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USGS Water-Year Summary 2023
LOCATION - Lat 33°05'15", long 111°17'10" referenced to North American Datum of 1927, in NE 1/4 NE 1/4 sec.14, T.4 S., R.10 E., Pinal County, AZ, Hydrologic Unit 15050100, on left bank at China Wash, 2.6 mi downstream from head at Ashurst-Hayden Dam and 7.5 mi northeast of Florence.
PERIOD OF RECORD - Jan. 1928 to current (1928-2005, monthly diversions only). Published as a supplement to records for Gila River at Ashurst-Hayden Dam, 1928-80. Published as continuous record 2006 to current year.
GAGE - Water-stage recorder and Parshall flume. Prior to Jan. 12, 1937, water-stage recorder 900 ft downstream from Ashurst-Hayden Dam.
COOPERATION - San Carlos Irrigation District.
REMARKS - Records fair except for estimated daily discharges, which are poor. Records show diversion from the Gila River at Ashurst-Hayden Dam for irrigation of land under the 100,000 acre San Carlos Project. Diversion records are those at the canal gaging station at the flume 2.6 mi downstream from dam.