Latitude 41°33'48", Longitude 87°39'57" NAD27
Cook County, Illinois , Hydrologic Unit 07120003
Well depth: 1691 feet Land surface altitude: 625
feet above NGVD29.
Well completed in "Cambrian-Ordovician aquifer system" (S300CAMORD) national aquifer.
Well completed in "St. Peter Sandstone" (365STPR) local aquifer