Latitude 37°08'50", Longitude 88°44'04" NAD27
Massac County, Illinois , Hydrologic Unit 05140206
Well depth: 400 feet Hole depth: 400 feet
Land surface altitude: 335
feet above NGVD29.
Well completed in "Mississippian aquifers" (N500MSSPPI) national aquifer.
Well completed in "Mississippian" (330MISP) local aquifer