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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

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USGS 400142075544101 CH 4142

Chester County, Pennsylvania
Hydrologic Unit Code 02050306
Latitude  40°01'42", Longitude  75°54'41" NAD27
Land-surface elevation 790 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 Antietam, Harpers Formation (377AMHP) local aquifer.
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Graph of groundwater level data at USGS 400142075544101 CH 4142
Breaks in the plot represent a gap of at least one year between field measurements.
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