Latitude 40°03'17.2", Longitude 88°51'27.0" NAD83 De Witt County, Illinois, Hydrologic Unit 07130006
Land surface altitude: 697.5 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