Latitude 41°12'04", Longitude 90°45'02" NAD27
Mercer County, Illinois , Hydrologic Unit 07080104
Well depth: 1172 feet Land surface altitude: 740
feet above NGVD29.
Well completed in "Cambrian-Ordovician aquifer system" (S300CAMORD) national aquifer.
Well completed in "Ordovician-Cambrian Systems" (367OVCB) local aquifer