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Groundwater levels for the Nation

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USGS 400432075325501 CH 2509

Chester County, Pennsylvania
Hydrologic Unit Code 02040203
Latitude  40°04'32", Longitude  75°32'55" NAD27
Land-surface elevation 440 feet above NGVD29
The depth of the well is 141 feet below land surface.
The depth of the hole is 141 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 Hellam Member of Chickies Formation (377HLLM) local aquifer.
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Graph of groundwater level data at USGS 400432075325501 CH 2509
Breaks in the plot represent a gap of at least one year between field measurements.
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