USGS Surface Water for USA: Streamflow Measurements

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Streamflow Measurements for the Nation

Streamflow measurement pages will be decommissioned in early 2026. Please find the modernized pages in WDFN that suit you best. Learn more about our modernization plans and timeline and new pages.

Available data for this site

Powder River County, Montana

Hydrologic Unit Code 10090102

Latitude 45°11'30", Longitude 106°09'00" NAD27

Land-surface elevation 3,470 feet above NGVD29

Spring discharges from the Tongue River Member of Fort Union Formation (125TGRV) local aquifer.

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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: Montana Water Data Support Team
Page Last Modified: 2025-12-05 09:29:37 EST
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