Latitude 38°52'34", Longitude 90°07'28" NAD27
Madison County, Illinois , Hydrologic Unit 07110009
Well depth: 91 feet Land surface altitude: 430
feet above NGVD29.
Well completed in "Sand and gravel aquifers (glaciated regions)" (N100GLCIAL) national aquifer.
Well completed in "Quaternary System" (110QRNR) local aquifer