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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

USGS 400117075530301 CH 4220

Chester County, Pennsylvania
Latitude  40°01'17", Longitude  75°53'03" NAD27
Land-surface elevation 687 feet above NGVD29
This well is completed in the Piedmont and Blue Ridge crystalline-rock aquifers (N400PDMBRX) national aquifer.
This well is completed in the Banded Mafic Gneiss, Amphibolite Facies (400BMFGA) local aquifer.

Period of record
Begin Date End Date Levels
1994-07-16 1994-07-16 1

 
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