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DESCRIPTION:

Latitude 43°04'05",   Longitude 98°56'34"   NAD27
Gregory County, South Dakota   , Hydrologic Unit 10170104

Well depth: 64.3 feet
Hole depth: 95.0 feet
Land surface altitude: 1,935 feet above NAVD88.
Well completed in "High Plains aquifer" (N100HGHPLN) national aquifer.
Well completed in "Ogallala Formation" (121OGLL) local aquifer

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Field groundwater-level measurements	1978-07-07	2023-06-06	305
Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP)	1978-08-10	1981-07-23	3
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