USGS Surface Water for USA: Streamflow Measurements

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Streamflow Measurements for the Nation

Dewey County, South Dakota

Hydrologic Unit Code 10130306

Latitude 45°10'57", Longitude 101°12'15" NAD27

Gage datum 1,835.79 feet above NGVD29

**Period of record**
Begin Date	End Date	Count
1999-07-21	1999-09-08	3

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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: South Dakota Water Data Support Team
Page Last Modified: 2025-09-10 20:50:16 EDT
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