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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

USGS 381435076291801 SM Ef 56

St. Mary'S County, Maryland
Latitude  38°14'35", Longitude  76°29'18" NAD27
Land-surface elevation 108 feet above NGVD29
The depth of the well is 322 feet below land surface.
The depth of the hole is 1,509 feet below land surface.
This well is completed in the Northern Atlantic Coastal Plain aquifer system (S100NATLCP) national aquifer.
This well is completed in the Piney Point Formation (124PNPN) local aquifer.

Period of record
Begin Date End Date Levels
1966-12-15 1966-12-15 1

 
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