Latitude 37°19'51", Longitude 88°43'11" NAD27
Massac County, Illinois , Hydrologic Unit 05140206
Well depth: 116 feet Hole depth: 116 feet
Land surface altitude: 345
feet above NGVD29.
Well completed in "Sand and gravel aquifers (glaciated regions)" (N100GLCIAL) national aquifer.
Well completed in "Quaternary System" (110QRNR) local aquifer