Latitude 42°25'37", Longitude 87°54'36" NAD27
Lake County, Illinois , Hydrologic Unit 07120004
Well depth: 1302 feet Land surface altitude: 763
feet above NGVD29.
Well completed in "Silurian-Devonian aquifers" (N400SLRDVN) national aquifer.
Well completed in "Silurian System" (350SLRN) local aquifer