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DESCRIPTION:

Latitude 43°45'34",   Longitude 103°38'43"   NAD27
Custer County, South Dakota   , Hydrologic Unit 10120109

Well depth: 240 feet
Hole depth: 240 feet
Land surface altitude: 5,400 feet above NGVD29.
Well completed in "Precambrian Erathem" (400PCMB) local aquifer

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Field groundwater-level measurements	1974-01-17	1974-01-17	1
Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP)	1979-09-20	1981-10-22	2
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