Latitude 38°47'32", Longitude 90°01'13" NAD27
Madison County, Illinois , Hydrologic Unit 07140101
Well depth: not determined. Land surface altitude: 440
feet above NGVD29.
Well completed in "Sand and gravel aquifers (glaciated regions)" (N100GLCIAL) national aquifer.
Well completed in "Quaternary System" (110QRNR) local aquifer