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DESCRIPTION:

Latitude 41°40'16",   Longitude 87°35'42"   NAD27
Cook County, Illinois   , Hydrologic Unit 04040001

Well depth: 8 feet
Hole depth: 10 feet
Land surface altitude: 584.68 feet above NGVD29.
Well completed in "Sand and gravel aquifers (glaciated regions)" (N100GLCIAL) national aquifer.
Well completed in "Sand (Holocene and/or Pleistocene)" (110SANDP) local aquifer

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Field groundwater-level measurements	1991-05-06	1992-06-23	2
Revisions	Loading...

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