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DESCRIPTION:

Latitude 43°40'20.7",   Longitude 102°53'30"   NAD27

Custer County, South Dakota, Hydrologic Unit 10120109

Drainage area: 10,259 square miles

Contributing drainage area: 10,254 square miles,

Datum of gage: 2,653.21 feet above   NAVD88.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	1998-09-12	2017-10-19
Daily Data
Discharge, cubic feet per second	1998-09-12	2017-10-18	6964
Daily Statistics
Discharge, cubic feet per second	1998-09-12	2017-03-06	6751
Monthly Statistics
Discharge, cubic feet per second	1998-09	2017-03
Annual Statistics
Discharge, cubic feet per second	1998	2017
Peak streamflow	1999-06-15	2016-07-01	18
Field measurements	1988-06-20	2017-10-05	188
Field/Lab water-quality samples	1988-05-06	2015-08-14	166
Water-Year Summary	2006	2016	11

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 18.0 ft.