Latitude 42°17'00", Longitude 88°03'15" NAD27
Lake County, Illinois , Hydrologic Unit 07120004
Well depth: 325 feet Hole depth: 325 feet
Land surface altitude: 820
feet above NGVD29.
Well completed in "Silurian-Devonian aquifers" (N400SLRDVN) national aquifer.
Well completed in "Silurian System" (350SLRN) local aquifer