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Groundwater levels for the Nation

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Agency code = usgs
site_no list =
  • 400213075451201
Minimum number of levels = 1
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USGS 400213075451201 CH 4640

Chester County, Pennsylvania
Hydrologic Unit Code 02040205
Latitude  40°02'13", Longitude  75°45'12" NAD27
Land-surface elevation 605 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 Felsic and Intermediate Gneiss, Amphibolite Facies (400FCIGA) local aquifer.
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Graph of groundwater level data at USGS 400213075451201 CH 4640
Breaks in the plot represent a gap of at least one year between field measurements.
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