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    • USGS 06200000 Boulder River at Big Timber MT

      Stream Site

    DESCRIPTION:
    Latitude 45°50'01.66",   Longitude 109°56'19.34"   NAD83
    Sweet Grass County, Montana, Hydrologic Unit 10070002
    Drainage area: 525 square miles
    Datum of gage: 4,056.3 feet above   NGVD29.
    AVAILABLE DATA:
    Data Type Begin Date End Date Count
     Current / Historical Observations     (availability statement)    1994-10-01  2025-10-01  
     Daily Data
        Temperature, water, degrees Celsius  2000-04-01  2003-09-29  2739 
        Discharge, cubic feet per second  1947-04-01  2025-09-30  28217 
     Daily Statistics 
        Temperature, water, degrees Celsius  2000-04-01  2003-09-29 913 
        Discharge, cubic feet per second  1947-04-01  2024-11-18 27901 
     Monthly Statistics 
        Temperature, water, degrees Celsius  2000-04  2003-09  
        Discharge, cubic feet per second  1947-04  2024-11  
     Annual Statistics 
        Temperature, water, degrees Celsius  2000  2003  
        Discharge, cubic feet per second  1947  2025  
     Peak streamflow 1947-06-20  2024-06-11  77 
     Field measurements 1922-06-19  2025-08-28  497 
     Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP) 1965-06-16  2013-09-05  301 
     Water-Year Summary 2006  2024  19 
     Revisions  Loading...
    OPERATION:
    Record for this site is maintained by the USGS Montana Water Science Center
    Email questions about this site to Montana Water Science Center Water-Data Inquiries