USGS Surface Water for USA: Streamflow Measurements

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Streamflow Measurements for the Nation

San Joaquin County, California

Hydrologic Unit Code 18040051

Latitude 37°51'20", Longitude 121°11'03" NAD27

Gage datum 40 feet above NGVD29

**Period of record**
Begin Date	End Date	Count
2001-06-15	2001-11-02	6

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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: 2025-11-19 01:38:09 EST
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