USGS Surface Water for USA: Streamflow Measurements

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Streamflow Measurements for the Nation

San Bernardino County, California

Hydrologic Unit Code 18070203

Latitude 33°57'46", Longitude 117°28'21" NAD27

Gage datum 680 feet above NGVD29

**Period of record**
Begin Date	End Date	Count
1997-08-14	2001-05-23	9

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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: 2025-09-05 13:08:15 EDT
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