Latitude 38°48'23", Longitude 90°03'51" NAD27
Madison County, Illinois , Hydrologic Unit 07140101
Well depth: 110 feet Land surface altitude: 423
feet above NGVD29.
Well completed in "Sand and gravel aquifers (glaciated regions)" (N100GLCIAL) national aquifer.
Well completed in "Quaternary System" (110QRNR) local aquifer