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Questions or concerns about USGS streamflow data in Montana and Wyoming can be directed to Kirk Miller (kmiller@usgs.gov; 307-775-9168).

Updated June 26, 2017 - USGS streamflow monitoring will be discontinued at the following sites effective July 1, 2017: Currently, monitoring activities at these sites are funded jointly with the USGS through the Cooperative Water Program (http://water.usgs.gov/coop/). Lack of partner funding for these sites will result in discontinuation of all streamgaging activities. Questions or concerns can be directed to Kirk Miller (kmiller@usgs.gov; 307-775-9168).

USGS 12340000 Blackfoot River near Bonner MT

PROVISIONAL DATA SUBJECT TO REVISION

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February 22, 2016 : Daily suspended-sediment operations will be discontinued effective September 30, 2016. The primary objective of collecting suspended-sediment data at this site was to characterize sediment movement following the March 2008 removal of the Milltown Dam. Questions or concerns can be directed to Kirk Miller (kmiller@usgs.gov; 307-775-9168) or Wayne Berkas (wrberkas@usgs.gov; 406-457-5903).

Flood Tracking - Stage Flood Tracking - Discharge Gage-height Corrections Base Rating Shifted Rating
(About shift-adjusted ratings).
Station operated by the USGS Wyoming-Montana Water Science Center as part of the National Streamflow Information Program and in cooperation with U.S. Environmental Protection Agency .
Leaving USGS: U.S. Coast Guard boating safety tips.
This station managed by the Helena Field Unit.

Available Parameters Available Period
All 3 Available Parameters for this site
   
00010 Temperature, water 2008-08-24  2017-06-28
00060 Discharge 1990-10-13  2017-06-28
00065 Gage height 2017-02-28  2017-06-28

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Summary of all available data for this site
Instantaneous-data availability statement

Temperature, water, degrees Celsius
Most recent instantaneous value: 16.1 06-28-2017   02:45 MDT
Graph of Temperature, water, degrees Celsius

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Discharge, cubic feet per second
Most recent instantaneous value: 2300 06-28-2017   02:45 MDT
Graph of Discharge, cubic feet per second

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Daily discharge, cubic feet per second -- statistics for Jun 28 based on 83 years of record more
Min
(1977)		 25th
percen-
tile		 Most Recent
Instantaneous
Value Jun 28		 Median Mean 75th
percen-
tile		 Max
(1899)
660 1970 2300 2800 3330 4240 12100

Gage height, feet
Most recent instantaneous value: 3.98 06-28-2017   02:45 MDT
Graph of Gage height, feet

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