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DESCRIPTION:

Latitude 42°03'46",   Longitude 87°58'02"   NAD27
Cook County, Illinois   , Hydrologic Unit 07120004

Well depth: not determined.
Hole depth: 1765 feet
Land surface altitude: 680.00 feet above NGVD29.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Field groundwater-level measurements	1960-04-01	1960-04-01	1
Field/Lab water-quality samples	1974-08-06	1983-04-06	3
Revisions	Loading...

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