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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

USGS 400447075314301 CH 3997

Chester County, Pennsylvania
Latitude  40°04'47", Longitude  75°31'43" NAD27
Land-surface elevation 472 feet above NGVD29
The depth of the well is 62 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
1990-08-17 1990-08-17 1

 
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