Latitude 40°08'38.2", Longitude 89°07'08.8" NAD83 De Witt County, Illinois, Hydrologic Unit 07130009
Land surface altitude: 700 feet above sea level NGVD29. Well completed in "Sand and gravel aquifers (glaciated regions)" (N100GLCIAL) national aquifer. Well completed in "QUATERNARY SYSTEM" (110QRNR) local aquifer