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DESCRIPTION:

Latitude 43°25'57",   Longitude 101°07'03"   NAD27
Mellette County, South Dakota   , Hydrologic Unit 10140204

Well depth: 162.5 feet
Hole depth: 170 feet
Land surface altitude: 2,576 feet above NGVD29.
Well completed in "High Plains aquifer" (N100HGHPLN) national aquifer.
Well completed in "Arikaree Formation" (122ARKR) local aquifer

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Field groundwater-level measurements	1978-11-02	2023-06-05	299
Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP)	1981-05-05	1990-10-02	2
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