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Water-Year Summary for Site USGS 11465660

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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 2021: 2021-10-01 to 2022-09-30
 

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USGS Water-Year Summary 2021
11465660 Copeland Creek at Rohnert Park, CA
LOCATION - Lat 38°20'36", long 122°42'03" referenced to North American Datum of 1927, Sonoma County, CA, Hydrologic Unit 18010110, in Cotate Grant, on left bank, downstream of footbridge, 0.2 mi downstream of Seed Farm Drive, in Rohnert Park.
DRAINAGE AREA - 5.48 mi².
REVISIONS HISTORY - WDR US-2008: 2007 (instantaneous maximum discharge).
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 2006 to current year (seasonal records only).
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 100 ft above NGVD of 1929, from topographic map.
REMARKS - No regulation or diversion upstream of station. See schematic diagram of Russian River Basin available from the California Water Science Center.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 672ft³/s, Dec. 15, 2016, gage height 9.45ft; no flow several days each year.