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DESCRIPTION:

Latitude 41°39'29",   Longitude 87°31'58"   NAD27
Cook County, Illinois   , Hydrologic Unit 04040001

Well depth: 23 feet
Hole depth: 23 feet
Land surface altitude: 587.84 feet above NGVD29.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Field groundwater-level measurements	1992-06-23	1992-06-23	1
Field/Lab water-quality samples	1993-06-18	1993-06-18	1
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