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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

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Agency code = usgs
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  • 394759075585501
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USGS 394759075585501 CH 6691

Chester County, Pennsylvania
Hydrologic Unit Code 02050306
Latitude  39°47'58.69", Longitude  75°58'54.99" NAD83
Land-surface elevation 505 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 Wissahickon Formation, Oligoclase Mica Schist (300WSCKO) local aquifer.
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Graph of groundwater level data at USGS 394759075585501 CH 6691
Breaks in the plot represent a gap of at least one year between field measurements.
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