USGS Surface Water for USA: Streamflow Measurements

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Streamflow Measurements for the Nation

Available data for this site

Sonoma County, California

Hydrologic Unit Code 18010110

Latitude 38°26'20", Longitude 122°42'05" NAD27

Drainage area 21.0 square miles

Gage datum 157 feet above NGVD29

**Period of record**
Begin Date	End Date	Count
2004-09-16	2024-11-21	153

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U.S. Department of the Interior | U.S. Geological Survey
Title: Surface Water for USA: Streamflow Measurements
URL: https://waterdata.usgs.gov/nwis/measurements?

Page Contact Information: California Water Data Support Team
Page Last Modified: 2024-11-26 21:45:55 EST
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