USGS Surface Water for USA: Streamflow Measurements

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Streamflow Measurements for the Nation

Available data for this site

Grayson County, Texas

Hydrologic Unit Code 11140101

Latitude 33°49'08", Longitude 96°33'47" NAD27

Drainage area 39,720 square miles

Contributing drainage area 39,720 square miles

Gage datum 494.79 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: Oklahoma Water Data Support Team
Page Last Modified: 2025-10-26 16:22:23 EDT
1.46 1.35 vaww02

07331600 Red Rv at Denison Dam nr Denison, TX