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Streamflow Measurements for the Nation


USGS 12338000 North Fork Blackfoot River nr Helmville MT
Powell County, Montana
Hydrologic Unit Code 17010203
Latitude  47°02'55.54", Longitude 112°59'09.16" NAD83
Drainage area 228  square miles
Gage datum 4,270 feet above NGVD29
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Meas.
Number		   Date       Time Time
Datum		 Measurement
Used?		   Who Measuring
Agency		 Stream
flow
(ft3/s)		 Gage
Height
(ft)		 GH
Change
(ft)		 Meas.
Duration
(hr)		 Meas.
Rated		   Control Flow
Adjust.
Code 
1964A1964-06-08 12:00MSTYesJLPUSGS11800 Fair NONE