Latitude 40°22'18.2", Longitude 89°49'40.8" NAD83
Mason County, Illinois , Hydrologic Unit 07130004
Well depth: 135 feet Land surface altitude: 507
feet above NAVD88.
Well completed in "Sand and gravel aquifers (glaciated regions)" (N100GLCIAL) national aquifer.
Well completed in "Quaternary System" (110QRNR) local aquifer