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DESCRIPTION:

Latitude 44°01'45",   Longitude 103°46'53"   NAD27

Pennington County, South Dakota, Hydrologic Unit 10120110

Drainage area: 92.2 square miles

Contributing drainage area: 92.2 square miles,

Datum of gage: 5,785.80 feet above   NAVD88.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	1991-03-22	2025-12-28
Daily Data
Discharge, cubic feet per second	1946-08-01	2025-12-27	22584
Gage height, feet	2018-05-01	2025-12-27	1691
Daily Statistics
Discharge, cubic feet per second	1946-08-01	2024-09-30	22327
Gage height, feet	2018-05-01	2024-09-30	1434
Monthly Statistics
Discharge, cubic feet per second	1946-08	2024-09
Gage height, feet	2018-05	2024-09
Annual Statistics
Discharge, cubic feet per second	1946	2024
Gage height, feet	2018	2024
Peak streamflow	1947-06-24	2024-06-22	77
Field measurements	1947-07-08	2025-11-14	420
Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP)	1975-10-08	2015-08-12	321
Water-Year Summary	2006	2024	19
Revisions	Loading...

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