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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

USGS 430027102311801 35N44W17DBCA (OST Shallow North well)

Oglala Lakota County, South Dakota
Latitude  43°00'27", Longitude 102°31'18" NAD27
Land-surface elevation 3,299.74 feet above NAVD88
The depth of the well is 180 feet below land surface.
The depth of the hole is 180 feet below land surface.
This well is completed in the High Plains aquifer (N100HGHPLN) national aquifer.
This well is completed in the Arikaree Formation (122ARKR) local aquifer.

Period of record
Begin Date End Date Levels
1987-09-17 2024-10-08 209

 
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