USGS Surface Water for Montana: Streamflow Measurements

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Streamflow Measurements for Montana

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Questions or concerns about USGS data and data products in Montana and Wyoming can be directed to the Wyoming-Montana Water Science Center Data Management Section.

12355700 Middle Fork Flathead River nr Essex MT

Flathead County, Montana

Hydrologic Unit Code 17010207

Latitude 48°10'21.63", Longitude 113°32'43.01" NAD83

Drainage area 407 square miles

Gage datum 4,070 feet above NGVD29

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

Page Contact Information: Montana Water Data Support Team
Page Last Modified: 2025-06-21 01:32:05 EDT
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