Latitude 40°43'10", Longitude 90°24'46" NAD27
Knox County, Illinois , Hydrologic Unit 07130005
Well depth: 87 feet Land surface altitude: 621
feet above NGVD29.
Well completed in "Mississippian aquifers" (N500MSSPPI) national aquifer.
Well completed in "Valmeyeran Series" (333VLMR) local aquifer