Latitude 42°09'47", Longitude 87°56'18" NAD27
Lake County, Illinois , Hydrologic Unit 07120006
Well depth: 280 feet Land surface altitude: 660
feet above NGVD29.
Well completed in "Silurian-Devonian aquifers" (N400SLRDVN) national aquifer.
Well completed in "Silurian System" (350SLRN) local aquifer