USGS Surface Water for USA: Streamflow Measurements

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Streamflow Measurements for the Nation

Available data for this site

Riverside County, California

Hydrologic Unit Code 18070203

Latitude 33°53'00", Longitude 117°38'40" NAD27

Drainage area 2,258 square miles

Contributing drainage area 1,490 square miles

Gage datum 451.58 feet above NAVD88

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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: 2025-03-10 15:46:11 EDT
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11074000 SANTA ANA R BL PRADO DAM CA