USGS Surface Water for USA: Streamflow Measurements

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Streamflow Measurements for the Nation

Humboldt County, California

Hydrologic Unit Code 18010107

Latitude 40°08'22", Longitude 123°59'25" NAD27

Drainage area 70.9 square miles

Gage datum 578.93 feet above NGVD29

**Period of record**
Begin Date	End Date	Count
2001-06-21	2024-11-18	271

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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 01:45:31 EST
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