Latitude 41°54'57", Longitude 88°04'50" NAD27
Dupage County, Illinois , Hydrologic Unit 07120004
Well depth: 345 feet Hole depth: 345 feet
Land surface altitude: 794
feet above NGVD29.
Well completed in "Silurian-Devonian aquifers" (N400SLRDVN) national aquifer.
Well completed in "Silurian System" (350SLRN) local aquifer