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Questions or concerns about USGS data and data products in Montana and Wyoming can be directed to the Wyoming-Montana Water Science Center Data Management Section.


! Daily data pages will be decommissioned in early 2026. Daily data are now available in WDFN.
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USGS 12304500 Yaak River near Troy 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).
Station operated by the USGS Wyoming-Montana Water Science Center in cooperation with U.S. Army Corps of Engineers.
Leaving USGS: National Weather Service forecast. U.S. Coast Guard boating safety tips.
This station managed by the Helena Field Unit.

Available Parameters Period of Record
  
1956-03-01  2025-12-09







 (365)
 

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


Discharge, cubic feet per second


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