USGS 12340000 Blackfoot River near Bonner MT

PROVISIONAL DATA SUBJECT TO REVISION

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Flood Tracking - Stage Flood Tracking - Discharge Gage-height Corrections Base Rating Shifted Rating
(About shift-adjusted ratings).

UPDATED September 30, 2021: USGS current water temperature monitoring information will continue at this site. New funding sources have been identified and details are being worked out.
Station operated by the USGS Wyoming-Montana Water Science Center as part of the Federal Priority Streamgages network.
Leaving USGS: U.S. Coast Guard boating safety tips.
This station managed by the Helena Field Unit.

Available Parameters Available Period
  
2008-08-24  2026-01-19
1990-10-13  2026-01-19
2007-10-01  2026-01-19







 (7)
 
  -- or --

 

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

Temperature, water, degrees Celsius
Most recent instantaneous value: 0.0 01-19-2026   07:30 MST
Graph of Temperature, water, degrees Celsius

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Discharge, cubic feet per second
Most recent instantaneous value: 919 01-19-2026   07:30 MST
Graph of Discharge, cubic feet per second

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Daily discharge, cubic feet per second -- statistics for Jan 19 based on 90 water years of record more
Min
(1940)		 25th
percen-
tile		 Median Mean 75th
percen-
tile		 Most Recent
Instantaneous
Value Jan 19		 Max
(1976)
220 440 523 567 642 919 1470

Gage height, feet
Most recent instantaneous value: 2.56 01-19-2026   07:30 MST
Graph of Gage height, feet

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