Latitude 41°51'26", Longitude 88°09'33" NAD27
Dupage County, Illinois , Hydrologic Unit 07120004
Well depth: 348 feet Hole depth: 348 feet
Land surface altitude: 765
feet above NGVD29.
Well completed in "Silurian-Devonian aquifers" (N400SLRDVN) national aquifer.
Well completed in "Silurian System" (350SLRN) local aquifer