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DESCRIPTION:

Latitude 42°00'23.6",   Longitude 87°59'20.9"   NAD83
Cook County, Illinois   , Hydrologic Unit 07120004

Well depth: 20.0 feet
Hole depth: 20 feet
Land surface altitude: 687 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	2012-04-23	2013-05-17	7
Revisions	Loading...

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