Latitude 41°43'24", Longitude 87°31'36" NAD27
Cook County, Illinois , Hydrologic Unit 04040001
Well depth: 1680 feet Land surface altitude: 594
feet above NGVD29.
Well completed in "Cambrian-Ordovician aquifer system" (S300CAMORD) national aquifer.
Well completed in "Ironton-Galesville" (372IRGL) local aquifer