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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

USGS 400205075345801 CH 3930

Chester County, Pennsylvania
Latitude  40°02'05", Longitude  75°34'58" NAD27
Land-surface elevation 425 feet above NGVD29
This well is completed in the Piedmont and Blue Ridge carbonate-rock aquifers (N400PDMBRC) national aquifer.
This well is completed in the Conestoga Formation (367CNSG) local aquifer.

Period of record
Begin Date End Date Levels
1990-06-22 1990-08-01 2

 
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