Latitude 41°41'38.9", Longitude 87°52'29.2" NAD83
Cook County, Illinois , Hydrologic Unit 07120004
Well depth: 9 feet Hole depth: 12 feet
Land surface altitude: 602
feet above NGVD29.
Well completed in "Sand and gravel aquifers (glaciated regions)" (N100GLCIAL) national aquifer.
Well completed in "Quaternary System" (110QRNR) local aquifer