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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

USGS 400435075374201 CH 3959

Chester County, Pennsylvania
Latitude  40°04'35", Longitude  75°37'42" NAD27
Land-surface elevation 468 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 Graphitic Gneiss, Amphibolite Facies (400GPCGA) local aquifer.

Period of record
Begin Date End Date Levels
1990-08-08 1990-08-08 1

 
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