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DESCRIPTION:

Latitude 41°49'38",   Longitude 87°49'19"   NAD27
Cook County, Illinois   , Hydrologic Unit 07120004

Well depth: 2047 feet
Land surface altitude: 618 feet above NGVD29.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Field groundwater-level measurements	1959-10-27	1959-10-27	1
Field/Lab water-quality samples	1935-09-13	1946-05-07	2
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