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DESCRIPTION:

Latitude 41°40'24",   Longitude 87°36'48"   NAD27
Cook County, Illinois   , Hydrologic Unit 07120003

Well depth: not determined.
Hole depth: 30 feet
Land surface altitude: 586.01 feet above NGVD29.
Well completed in "Sand and gravel aquifers (glaciated regions)" (N100GLCIAL) national aquifer.
Well completed in "Quaternary System" (110QRNR) local aquifer

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Field groundwater-level measurements	1987-11-05	1988-05-12	5
Revisions	Loading...

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