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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

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USGS 420114088141802 41N9E-20.7b2

Cook County, Illinois
Hydrologic Unit Code 07120006
Latitude  42°01'14", Longitude  88°14'18" NAD83
Land-surface elevation 780 feet above NGVD29
The depth of the well is 48.5 feet below land surface.
The depth of the hole is 49.5 feet below land surface.
This well is completed in the Sand and gravel aquifers (glaciated regions) (N100GLCIAL) national aquifer.
This well is completed in the Quaternary System (110QRNR) local aquifer.
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Graph of groundwater level data at USGS 420114088141802 41N9E-20.7b2
Breaks in the plot represent a gap of at least one year between field measurements.
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