Latitude 40°15'42", Longitude 90°00'47" NAD27
Mason County, Illinois , Hydrologic Unit 07130003
Well depth: 20 feet Hole depth: 20 feet
Land surface altitude: 490
feet above NGVD29.
Well completed in "Sand and gravel aquifers (glaciated regions)" (N100GLCIAL) national aquifer.
Well completed in "Quaternary System" (110QRNR) local aquifer