USGS Surface Water for USA: Streamflow Measurements

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Explore the NEW USGS National Water Dashboard interactive map to access real-time water data from over 13,500 stations nationwide.

Streamflow Measurements for the Nation

11098000 ARROYO SECO NR PASADENA CA

Los Angeles County, California

Hydrologic Unit Code 18070105

Latitude 34°13'20", Longitude 118°10'36" NAD27

Drainage area 16.0 square miles

Gage datum 1,397.88 feet above NGVD29

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

Page Contact Information: California Water Data Support Team
Page Last Modified: 2024-11-24 09:39:54 EST
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