Latitude 41°21'33", Longitude 88°49'59" NAD27
Lasalle County, Illinois , Hydrologic Unit 07120007
Well depth: 1203 feet Land surface altitude: 489
feet above NGVD29.
Well completed in "Cambrian-Ordovician aquifer system" (S300CAMORD) national aquifer.
Well completed in "Ordovician-Cambrian Systems" (367OVCB) local aquifer