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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

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USGS 414021087364101 37N14E-27.6h3

Cook County, Illinois
Hydrologic Unit Code 07120003
Latitude  41°40'21", Longitude  87°36'41" NAD27
Land-surface elevation 600.40 feet above NGVD29
The depth of the well is 89.6 feet below land surface.
The depth of the hole is 90.5 feet below land surface.
This well is completed in the Silurian-Devonian aquifers (N400SLRDVN) national aquifer.
This well is completed in the Racine Formation (355RCIN) local aquifer.
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Graph of groundwater level data at USGS 414021087364101 37N14E-27.6h3
Breaks in the plot represent a gap of at least one year between field measurements.
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