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Water-Year Summary for Site USGS 11140000

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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
11140000 Sisquoc River near Garey, CA
LOCATION - Lat 34°53'38", long 120°18'20" referenced to North American Datum of 1927, in SW 1/4 sec.36, T.10 N., R.33 W., Santa Barbara County, CA, Hydrologic Unit 18060008, on downstream side of Santa Maria Mesa Road Bridge, near right bank, 0.6 mi northeast of Garey, and 3.7 mi downstream from Tepusquet Creek.
DRAINAGE AREA - 471 mi².
REVISIONS HISTORY - WSP 1011: 1941, 1943. WSP 1928: Drainage area.
PERIOD OF RECORD - October 1940 to current year. Records for water year 1941 incomplete; yearly estimate and monthly discharge only for October 1940 and January 1941, published in WSP 1315-B.
GAGE - Water-stage recorder. Datum of main gage is 344.8 ft above NGVD of 1929 (Santa Barbara County bench mark). See WSP 1735 for history of changes of main gage prior to Oct. 1, 1959. Oct. 1, 1959, to Dec. 30, 1965, at datum 16.00 ft lower. Dec. 31, 1965, to Sept. 30, 2004, at datum 10 ft higher (corrected). Supplementary gage on downstream side of bridge near right bank Oct. 1, 1959, to June 8, 1992, at main gage datum then in use.
REMARKS - No regulation upstream from station. Pumping from wells along stream for irrigation of about 7,000 acres upstream from station.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 33,600 ft³/s, Mar. 1, 1983, gage height, 21.16 ft, present datum, from rating curve extended above 22,000 ft³/s, maximum gage height, 23.50 ft, present datum, Dec. 6, 1966; no flow for many days in each year.