USGS 05020500 St. Mary River at International Boundary

PROVISIONAL DATA SUBJECT TO REVISION

Click to hidestation-specific text
Flood Tracking - Stage Flood Tracking - Discharge Gage-height Corrections Base Rating Shifted Rating
(About shift-adjusted ratings).
Station operated jointly by the USGS Wyoming-Montana Water Science Center and Water Survey Canada in cooperation with the U.S. Department of State and in accordance with the Boundary Waters Treaty of 1909 as overseen by the International Joint Commission and in cooperation with the U.S. Bureau of Reclamation .
Station photographs | 1 |
Leaving USGS: U.S. Coast Guard boating safety tips.
This station managed by the Helena Field Unit.

Available Parameters Available Period
  
1989-10-01  2024-03-29
2007-10-01  2024-03-29







 (7)
 

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


Discharge, cubic feet per second

Most recent instantaneous value: 233 03-29-2024   06:10 MDT
Graph of  Discharge, cubic feet per second

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Daily discharge, cubic feet per second -- statistics for Mar 29 based on 121 water years of record more
Min
(1985)
25th
percen-
tile
Median Most Recent
Instantaneous
Value Mar 29
Mean 75th
percen-
tile
Max
(2015)
50.0 124 181 233 238 281 1090


Gage height, feet

Most recent instantaneous value: 3.80 03-29-2024   06:10 MDT
Graph of  Gage height, feet

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