Latitude 41°39'19", Longitude 87°40'50" NAD27
Cook County, Illinois , Hydrologic Unit 07120003
Well depth: 1649 feet Land surface altitude: 636
feet above NGVD29.
Well completed in "Cambrian-Ordovician aquifer system" (S300CAMORD) national aquifer.
Well completed in "Ironton-Galesville" (372IRGL) local aquifer