Latitude 40°19'34.51", Longitude 89°54'19.86" NAD83
Mason County, Illinois , Hydrologic Unit 07130003
Well depth: 8.74 feet Land surface altitude: 464.88
feet above NAVD88.
Well completed in "Sand and gravel aquifers (glaciated regions)" (N100GLCIAL) national aquifer.
Well completed in "Quaternary System" (110QRNR) local aquifer