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Water-Year Summary for Site USGS 11169800

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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.
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Available Parameters
00060 Discharge(Mean)  

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

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USGS Water-Year Summary 2023
11169800 Coyote Creek near Gilroy, CA
LOCATION - Lat 37°04'40", long 121°29'36" referenced to North American Datum of 1927, in NE 1/4 SE 1/4 sec.11, T.10 S., R.4 E., Santa Clara County, CA, Hydrologic Unit 18050003, Mt Diablo meridian, on left bank, 0.7 mi downstream from Bear Creek, 5.0 mi upstream from Coyote Creek Dam, and 6.4 mi northeast of town of Gilroy.
DRAINAGE AREA - 109 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 1960 to September 1982, October 2004 to current year. WATER TEMPERATURE: Water years 1965-76, periodic field measurements. SEDIMENT DATA: Water years 1965-76, daily.
GAGE - Datum of gage is 790.06 ft above NAVD of 1988. Prior to Nov. 14, 1963, at site 0.4 mi downstream at different datum.
REMARKS - No storage or diversion upstream from station.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 11,500 ft³/s, Jan. 10, 2017, gage height 18.02 ft., on basis of slope-area measurement of maximum flow; no flow many days each year.