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DESCRIPTION:

Latitude 43°43'33",   Longitude 100°17'50"   NAD27

Lyman County, South Dakota, Hydrologic Unit 10140204

Drainage area: 49.9 square miles

Contributing drainage area: 49.9 square miles,

Datum of gage: 1,700 feet above   NGVD29.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Peak streamflow	1999-09-04	2024	26
Field measurements	1998-11-19	2025-07-15	93
Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP)	1998-11-19	2013-04-26	26
Revisions	Loading...
Additional Data Sources	Begin Date	End Date	Count
Annual Water-Data Report (pdf)  **offsite**	2006	2013	8

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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