Latitude 42°09'13", Longitude 88°03'19" NAD27
Cook County, Illinois , Hydrologic Unit 07120004
Well depth: 139.5 feet Hole depth: 142 feet
Land surface altitude: 785
feet above NGVD29.
Well completed in "Sand and gravel aquifers (glaciated regions)" (N100GLCIAL) national aquifer.
Well completed in "Quaternary System" (110QRNR) local aquifer