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Streamflow Measurements for the Nation


USGS 12335000 Blackfoot River near Helmville MT


Powell County, Montana
Hydrologic Unit Code 17010203
Latitude  46°56'19.39", Longitude 112°56'26.65" NAD83
Drainage area 482  square miles
Gage datum 4,301.29 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
 
2005A2005-08-11 11:55MDTYesksUSGS150 Unspecified NONE
41985-08-12 -- ----YesplkUSGS168 Unspecified NONE
31973-08-27 -- ----YesmorUSGS135 Unspecified NONE
21970-10-20 -- ----YesmvjUSGS150 Unspecified NONE
11970-09-11 -- ----YesrjkUSGS163 Unspecified NONE