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Water-Year Summary for Site 11451292

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
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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
11451292 Indian Valley Powerhouse Intake near Clearlake Oaks, CA
LOCATION - Lat 39°04'45", long 122°32'04" referenced to North American Datum of 1927, in NW 1/4 NW 1/4 sec.09, T.14 N., R.6 W., Lake County, CA, Hydrologic Unit 18020116, in penstock of powerhouse at Indian Valley Reservoir, 8.6 mi northeast of Clearlake Oaks.
DRAINAGE AREA - 120 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 2009 to current year.
GAGE - Acoustic flowmeters for combined flow in 60 inch penstock of powerplant and 14 inch bypass penstock. Elevation of gage is 1,360 ft above NGVD of 1929, from topographic map.
EXTREMES FOR PERIOD OF RECORD - Maximum daily discharge, 561 ft³/s, May 21, 2012; minimum daily discharge, 8.4 ft³/s, Jan. 8, 2010.