Latitude 41°39'15", Longitude 87°41'15" NAD27
Cook County, Illinois , Hydrologic Unit 07120003
Well depth: 24 feet Hole depth: 24 feet
Land surface altitude: 596
feet above NAVD88.
Well completed in "Sand and gravel aquifers (glaciated regions)" (N100GLCIAL) national aquifer.
Well completed in "Sand and Gravel (Holocene and/or Pleistocene)" (110SDGVP) local aquifer