Latitude 41°50'51", Longitude 89°18'06" NAD27
Lee County, Illinois , Hydrologic Unit 07090005
Well depth: 345 feet Land surface altitude: 800
feet above NGVD29.
Well completed in "Silurian-Devonian aquifers" (N400SLRDVN) national aquifer.
Well completed in "Silurian System" (350SLRN) local aquifer