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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

USGS 381657076413701 SM Dc 11

St. Mary'S County, Maryland
Latitude  38°16'57", Longitude  76°41'37" NAD27
Land-surface elevation 20.00 feet above NGVD29
The depth of the well is 336 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 Aquia Formation or Aquifer (125AQUI) local aquifer.

Period of record
Begin Date End Date Levels
1947-06-05 1947-06-05 1

 
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