Latitude 41°20'02", Longitude 88°37'28" NAD27
Lasalle County, Illinois , Hydrologic Unit 07120005
Well depth: not determined. Land surface altitude: 670
feet above NGVD29.
Well completed in "Cambrian-Ordovician aquifer system" (S300CAMORD) national aquifer.
Well completed in "Ancell Group" (365ANCL) local aquifer