Latitude 41°37'11", Longitude 88°38'56" NAD27
Lasalle County, Illinois , Hydrologic Unit 07120007
Well depth: 670 feet Land surface altitude: 670
feet above NAVD88.
Well completed in "Cambrian-Ordovician aquifer system" (S300CAMORD) national aquifer.
Well completed in "Ordovician-Cambrian Systems" (367OVCB) local aquifer