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USGS 12335000 Blackfoot River near Helmville MT

  Stream Site

Latitude 46°56'19.39",   Longitude 112°56'26.65"   NAD83
Powell County, Montana, Hydrologic Unit 17010203
Drainage area: 482 square miles
Datum of gage: 4,301.29 feet above   NGVD29.
Data Type Begin Date End Date Count
 Daily Data
    Discharge, cubic feet per second  1940-10-01  1953-10-31  4779 
 Daily Statistics 
    Discharge, cubic feet per second  1940-10-01  1953-10-31 4779 
 Monthly Statistics 
    Discharge, cubic feet per second  1940-10  1953-10  
 Annual Statistics 
    Discharge, cubic feet per second  1941  1954  
 Peak streamflow 1941-06-07  1975-06-20  16 
 Field measurements 1970-09-11  2005-08-11  5 
 Field/Lab water-quality samples 1985-08-12  1985-08-12  1 
 Revisions  Loading...
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