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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

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USGS 414021087364102 37N14E-27.6h4

Cook County, Illinois
Hydrologic Unit Code 07120003
Latitude  41°40'21", Longitude  87°36'41" NAD27
Land-surface elevation 600.41 feet above NGVD29
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 414021087364102 37N14E-27.6h4
Breaks in the plot represent a gap of at least one year between field measurements.
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