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


! Discrete water samples data are undergoing modernization with this page no longer being updated with the latest data starting March 11, 2024
with a full decommission expected 6 months later. Learn more about the upcoming change and where to find the new samples data in our blog.

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The data you requested may be available offline.
    For more information on these data, contact USGS Water Data Support Team

Links to other data for the requested sites follows:

USGS 06287000 Bighorn R bl Yellowtail Afterbay Dam nr St. Xavier
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    1989-10-03  2024-05-03  
 Daily Data
    Temperature, water, degrees Celsius  1969-10-01  2019-09-08  11166 
    Discharge, cubic feet per second  1934-10-01  2024-05-02  32721 
 Daily Statistics 
    Temperature, water, degrees Celsius  2012-10-01  2019-09-08 2512 
    Discharge, cubic feet per second  1934-10-01  2024-04-16 32705 
 Monthly Statistics 
    Temperature, water, degrees Celsius  2012-10  2019-09  
    Discharge, cubic feet per second  1934-10  2024-04  
 Annual Statistics 
    Temperature, water, degrees Celsius  2013  2019  
    Discharge, cubic feet per second  1935  2024  
 Peak streamflow 1935-06-16  2023-06-25  89 
 Field measurements 1967-06-27  2024-04-17  615 
 Field/Lab water-quality samples 1966-10-01  2013-09-03  584 
 Water-Year Summary 2006  2023  18 
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