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Peak Streamflow for the Nation

USGS 12388700 Flathead River at Perma MT

Sanders County, Montana
Hydrologic Unit Code 17010212
Latitude  47°22'00.45", Longitude 114°35'06.00" NAD83
Drainage area 9,024  square miles
Contributing drainage area 9,004  square miles
Gage datum 2,469.3 feet above NGVD29
Output formats
Tab-separated file
peakfq (watstore) format
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Graph of annual maximum streamflow at USGS 12388700 Flathead River at Perma MT
Download a presentation-quality graph