Latitude 41°55'09", Longitude 88°06'31" NAD27
Dupage County, Illinois , Hydrologic Unit 07120004
Well depth: 336 feet Hole depth: 336 feet
Land surface altitude: 805
feet above NGVD29.
Well completed in "Silurian-Devonian aquifers" (N400SLRDVN) national aquifer.
Well completed in "Silurian System" (350SLRN) local aquifer