Latitude 40°46'43", Longitude 90°00'23" NAD27
Knox County, Illinois , Hydrologic Unit 07130005
Well depth: 94 feet Land surface altitude: 670
feet above NGVD29.
Well completed in "Sand and gravel aquifers (glaciated regions)" (N100GLCIAL) national aquifer.
Well completed in "Quaternary System" (110QRNR) local aquifer