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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.
USGS Water-Year Summary 2024
11446030 South Fork American River near Pilot Hill, CA
LOCATION - Lat 38°45'47", long 121°00'26" referenced to North American Datum of 1927, in SE 1/4 NE 1/4 sec.31, T.11 N., R.9 E., El Dorado County, CA, Hydrologic Unit 18020129, on left bank, 0.1 mi downstream from Weber Creek, and 5.0 mi south of Pilot Hill.
DRAINAGE AREA - 801 mi².
WATER-QUALITY RECORDS
PERIOD OF RECORD -
CONTINUOUS WATER-QUALITY DATA:
WATER TEMPERATURE: Water years August 1999 to current year. (water years 1999-2023, daily).
INSTRUMENTATION - Water-temperature recorder since Aug. 4, 1999.
REMARKS - Water temperature can be affected by upstream powerplant releases.
