USGS Water-Year Summary 2019
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.
PERIOD OF DAILY RECORD - August 1999 to current year.
WATER TEMPERATURE: August 1999 to current year.
INSTRUMENTATION - Water-temperature recorder since Aug. 4, 1999.
EXTREMES FOR PERIOD OF DAILY RECORD - WATER TEMPERATURE: Maximum recorded, 25.5°C, Aug. 17, 2001; minimum recorded, 2.5°C, Jan. 15, 2013.