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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

USGS 422644087493901 46N12E-21.1b1

Lake County, Illinois
Latitude  42°26'44", Longitude  87°49'39" NAD27
Land-surface elevation 635.00 feet above NGVD29
The depth of the well is 1,025 feet below land surface.
The depth of the hole is 1,100 feet below land surface.

Period of record
Begin Date End Date Levels
1926-07-01 1926-07-01 1

 
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