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Groundwater levels for the Nation

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  • 415237087504401
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USGS 415237087504401 39N12E-15.2h1

Cook County, Illinois
Hydrologic Unit Code 04040002
Latitude  41°52'37", Longitude  87°50'44" NAD27
Land-surface elevation 632 feet above NGVD29
The depth of the well is 2,076 feet below land surface.
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Graph of groundwater level data at USGS 415237087504401 39N12E-15.2h1
Breaks in the plot represent a gap of at least one year between field measurements.
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