Latitude 42°06'51", Longitude 88°01'43" NAD27
Cook County, Illinois , Hydrologic Unit 07120004
Well depth: 1390 feet Hole depth: 1390 feet
Land surface altitude: 738.00
feet above NGVD29.
Well completed in "Cambrian-Ordovician aquifer system" (S300CAMORD) national aquifer.
Well completed in "Ordovician-Cambrian Systems" (367OVCB) local aquifer