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USGS 06479525 BIG SIOUX RIVER NEAR CASTLEWOOD,SD

  Stream Site

DESCRIPTION:
Latitude 44°43'53.7",   Longitude 97°02'39.5"   NAD27
Hamlin County, South Dakota, Hydrologic Unit 10170201
Drainage area: 1,096 square miles
Contributing drainage area: 579 square miles,
Datum of gage: 1,668.48 feet above   NAVD88.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    1991-05-25  2025-07-06  
 Daily Data
    Discharge, cubic feet per second  1976-10-01  2025-07-05  17807 
    Gage height, feet  2017-10-01  2025-07-05  2315 
 Daily Statistics 
    Discharge, cubic feet per second  1976-10-01  2024-10-14 17546 
    Gage height, feet  2017-10-01  2024-10-14 2103 
 Monthly Statistics 
    Discharge, cubic feet per second  1976-10  2024-10  
    Gage height, feet  2017-10  2024-10  
 Annual Statistics 
    Discharge, cubic feet per second  1977  2025  
    Gage height, feet  2018  2025  
 Peak streamflow 1977-06-16  2024-06-04  48 
 Field measurements 1976-10-22  2025-06-30  491 
 Field/Lab water-quality samples 1977-10-05  2015-08-11  394 
 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 11.0 ft.