Latitude 41°29'57", Longitude 90°14'40" NAD27
Henry County, Illinois , Hydrologic Unit 07090005
Well depth: 270 feet Hole depth: 270 feet
Land surface altitude: 695
feet above NGVD29.
Well completed in "Silurian-Devonian aquifers" (N400SLRDVN) national aquifer.
Well completed in "Silurian System" (350SLRN) local aquifer