Latitude 41°16'50", Longitude 90°26'45" NAD27
Mercer County, Illinois , Hydrologic Unit 07080104
Well depth: 533 feet Land surface altitude: 715
feet above NGVD29.
Well completed in "Silurian-Devonian aquifers" (N400SLRDVN) national aquifer.
Well completed in "Hunton Megagroup" (344HNTN) local aquifer