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DESCRIPTION:

Latitude 41°30'42",   Longitude 87°37'08"   NAD27
Cook County, Illinois   , Hydrologic Unit 07120003

Well depth: 1797 feet
Land surface altitude: 637 feet above NGVD29.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Field/Lab water-quality samples	1940-01-01	1942-01-01	2
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