USGS Water-Year Summary 2022
11449500 Kelsey Creek near Kelseyville, CA
LOCATION - Lat 38°55'39", long 122°50'33" referenced to North American Datum of 1927, in SE 1/4 SE 1/4 sec.34, T.13 N., R.9 W., Lake County, CA, Hydrologic Unit 18020116, on left bank, 1.6 mi downstream from Widow Creek, and 3.5 mi south of Kelseyville.
DRAINAGE AREA - 36.6 mi².
REVISIONS HISTORY - WSP 1285: 1947-48 (instantaneous maximum discharge), 1950-52 (peaks above base). WSP 1931: Drainage area. WDR CA-96-4: 1956-93 (peaks above base).
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 1946 to current year.
GAGE - Water-stage recorder. Datum of gage is 1,475.44 ft above NGVD of 1929. Prior to July 16, 1955, at site 600 ft upstream at different datum.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 8,600 ft³/s, Mar. 9, 1995, gage height, 13.80 ft; minimum daily, 0.08 ft³/s, Sept. 8-15, 2014.