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Water-Year Summary for Site 11459500

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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
11459500 Novato Creek at Novato, CA
LOCATION - Lat 38°06'28", long 122°34'44" referenced to North American Datum of 1927, Marin County, CA, Hydrologic Unit 18050002, in Novato Grant, on left bank, in Novato, 500 ft upstream from 7th Street Bridge, and 3.9 mi downstream from Novato Creek Dam.
DRAINAGE AREA - 17.6 mi².
PERIOD OF RECORD - October 1946 to current year. Prior to October 1966, published as "near Novato."
GAGE - Water-stage recorder. Datum of gage is 14.76 ft above NGVD of 1929 and 16.89 ft above NAVD of 1988. Prior to Aug. 23, 1967, at site 0.6 mi upstream at different datum.
REMARKS - Flow regulated by Stafford Lake beginning Dec. 1, 1951, capacity, 4,500 acre-ft, since Oct. 18, 1954. Diversion from Stafford Lake for municipal water supply began Apr. 25, 1952.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 5,000 ft³/s, Jan. 4, 1982, gage height, 14.52 ft, from contracted opening and slope-area measurements of 3,800 ft³/s, at gage site, and slope-conveyance computations of 1,200 ft³/s, of overflow about 1 mi upstream, which entered the adjoining Warner Creek Basin; no flow for many days most years.