USGS Water-Year Summary 2023
11377100 Sacramento River above Bend Bridge, near Red Bluff, CA
LOCATION - Lat 40°17'19", long 122°11'08" referenced to North American Datum of 1927, in NW 1/4 NE 1/4 sec.15, T.28 N., R.3 W., Tehama County, CA, Hydrologic Unit 18020155, on left bank, 2.7 mi upstream from Bend Bridge, 7.7 mi upstream from Paynes Creek, and 8.1 mi northeast of Red Bluff.
DRAINAGE AREA - 8,900 mi². excluding Goose Lake Basin.
REVISIONS HISTORY - WSP 861: 1904, 1907, 1909, 1914-15, 1927-28. WSP 1315-A: 1916 (instantaneous maximum discharge), 1918 (instantaneous maximum discharge), 1941 (instantaneous maximum discharge). WSP 1931: Drainage area. WDR CA-69-2: 1965.
SURFACE-WATER RECORDS
PERIOD OF RECORD - 1879-88 annual observed maximums only, published in WSP 1315-A. October 1891 to current year. Monthly discharges only for some periods and yearly estimates for some incomplete years, published in WSP 1315-A. Published as "at Red Bluff" 1894-96, as "at Jellys Ferry" 1895-1902, and as "near Red Bluff" 1903-68 (station 11378000).
CHEMICAL DATA: Water years 1955-81, 1996-98.
SPECIFIC CONDUCTANCE: Water years 1955-63.
WATER TEMPERATURE: Water years 1955-80.
SEDIMENT DATA: Water years 1958-70, 1977-80, 1996-98.
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 285.77 ft above NGVD of 1929. See WSP 2131 for history of changes prior to September 1968.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 291,000 ft³/s, Feb. 28, 1940, gage height, 38.9 ft, site and datum then in use, from rating curve extended above 170,000 ft³/s, on basis of velocity-area studies.
Since regulation by Shasta Lake in 1943, maximum discharge, 170,000 ft³/s, Dec. 22, 1964, gage height, 28.15 ft, site and datum then in use, maximum gage height, 36.60 ft, Jan. 24, 1970; minimum (since water year 1892), 2,000 ft³/s, Mar. 29, 1944.