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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

USGS 400121075460401 CH 4630

Chester County, Pennsylvania
Latitude  40°01'21", Longitude  75°46'04" NAD27
Land-surface elevation 460 feet above NGVD29
The depth of the well is 200 feet below land surface.
This well is completed in the Piedmont and Blue Ridge crystalline-rock aquifers (N400PDMBRX) national aquifer.
This well is completed in the Felsic and Intermediate Gneiss, Amphibolite Facies (400FCIGA) local aquifer.

Period of record
Begin Date End Date Levels
1993-06-11 1993-06-11 1

 
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