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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

USGS 433055101004901 41N31W21BDB

Mellette County, South Dakota
Latitude  43°30'57", Longitude 101°00'48" NAD27
Land-surface elevation 2,345 feet above NGVD29
The depth of the well is 100 feet below land surface.
This well is completed in the High Plains aquifer (N100HGHPLN) national aquifer.
This well is completed in the White River Formation or Group (123WIRV) local aquifer.

Period of record
Begin Date End Date Levels
1990-10 1990-10 1

 
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