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 government funding, the majority of USGS websites will not be updated except to provide important public safety information. Websites displaying real-time water data will be updated with limited support. For more information please see www.doi.gov/shutdown.
  • Explore the NEW USGS National Water Dashboard interactive map to access real-time water data from over 13,500 stations nationwide.

USGS 06471500 ELM RIVER AT WESTPORT,SD

  Stream Site

DESCRIPTION:
Latitude 45°39'22",   Longitude 98°29'48"   NAD27
Brown County, South Dakota, Hydrologic Unit 10160004
Drainage area: 1,505 square miles
Contributing drainage area: 1,210 square miles,
Datum of gage: 1,310.04 feet above   NAVD88.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    1990-10-01  2025-11-06  
 Daily Data
    Discharge, cubic feet per second  1945-10-01  2025-11-05  29255 
    Gage height, feet  2017-09-30  2025-11-05  2490 
 Daily Statistics 
    Discharge, cubic feet per second  1945-10-01  2024-10-20 28875 
    Gage height, feet  2017-09-30  2024-10-20 2155 
 Monthly Statistics 
    Discharge, cubic feet per second  1945-10  2024-10  
    Gage height, feet  2017-09  2024-10  
 Annual Statistics 
    Discharge, cubic feet per second  1946  2025  
    Gage height, feet  2017  2025  
 Peak streamflow 1946-01-08  2024-05-09  79 
 Field measurements 1945-09-26  2025-08-26  1023 
 Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP) 1949-08-09  2015-08-04  459 
 Water-Year Summary 2006  2024  19 
 Revisions  Loading...
OPERATION:
Record for this site is maintained by the USGS South Dakota Water Science Center
Email questions about this site to South Dakota Water Science Center Water-Data Inquiries
ADDITIONAL INFORMATION
National Weather Service Floodstage 14.0 ft.