Warning: Javascript must be enabled to use all the features on this page!

Page Loading - Please Wait...

Click to hideNews Bulletins
  • Due to a lapse in appropriations, the majority of USGS websites may not be up to date and may not reflect current conditions. Websites displaying real-time data, such as Earthquake and Water and information needed for public health and safety will be updated with limited support. Additionally, USGS will not be able to respond to inquiries until appropriations are enacted. For more information, please see www.doi.gov/shutdown.

  • Please see news on new formats
  • Full News RSS icon

USGS 12370000 Swan River near Bigfork, MT

  Stream Site

Latitude 48°01'27.23",   Longitude 113°58'43.75"   NAD83
Lake County, Montana, Hydrologic Unit 17010211
Drainage area: 672 square miles
Datum of gage: 3,062.6 feet above   NGVD29.
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    1990-10-01  2019-01-16  
 Daily Data
    Temperature, water, degrees Celsius  1999-10-01  2003-09-29  4380 
    Discharge, cubic feet per second  1922-05-01  2019-01-15  35324 
 Daily Statistics 
    Temperature, water, degrees Celsius  1999-10-01  2003-09-29 1460 
    Discharge, cubic feet per second  1922-05-01  2018-10-21 35238 
 Monthly Statistics 
    Temperature, water, degrees Celsius  1999-10  2003-09  
    Discharge, cubic feet per second  1922-05  2018-10  
 Annual Statistics 
    Temperature, water, degrees Celsius  2000  2003  
    Discharge, cubic feet per second  1922  2019  
 Peak streamflow 1922-06-08  2017-06-03  96 
 Field measurements 1910-10-10  2018-12-12  746 
 Field/Lab water-quality samples 1982-10-01  2013-08-15  185 
 Water-Year Summary 2006  2018  13 
 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