Latitude 41°54'46", Longitude 88°08'02" NAD27
Dupage County, Illinois , Hydrologic Unit 07120004
Well depth: 335 feet Hole depth: 335 feet
Land surface altitude: 764
feet above NGVD29.
Well completed in "Silurian-Devonian aquifers" (N400SLRDVN) national aquifer.
Well completed in "Silurian System" (350SLRN) local aquifer