Latitude 40°37'10", Longitude 90°27'46" NAD27
Mcdonough County, Illinois , Hydrologic Unit 07130005
Well depth: 1375 feet Land surface altitude: 670
feet above NGVD29.
Well completed in "Silurian-Devonian aquifers" (N400SLRDVN) national aquifer.
Well completed in "Silurian System" (350SLRN) local aquifer