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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

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  • 420454087505701
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USGS 420454087505701 42N12E-29.1a1

Cook County, Illinois
Hydrologic Unit Code 07120003
Latitude  42°04'54", Longitude  87°50'57" NAD27
Land-surface elevation 677.00 feet above NGVD29
The depth of the well is 1,405 feet below land surface.
The depth of the hole is 1,405 feet below land surface.
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Graph of groundwater level data at USGS 420454087505701 42N12E-29.1a1
Breaks in the plot represent a gap of at least one year between field measurements.
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