Latitude 41°43'15.97", Longitude 87°31'31.78" NAD27
Cook County, Illinois , Hydrologic Unit 04040001
Well depth: 45 feet Hole depth: 45 feet
Land surface altitude: 591
feet above NGVD29.
Well completed in "Sand and gravel aquifers (glaciated regions)" (N100GLCIAL) national aquifer.
Well completed in "Quaternary System" (110QRNR) local aquifer