Latitude 41°13'24", Longitude 88°23'57" NAD27
Grundy County, Illinois , Hydrologic Unit 07120005
Well depth: 40 feet Land surface altitude: 582
feet above NGVD29.
Well completed in "Sand and gravel aquifers (glaciated regions)" (N100GLCIAL) national aquifer.
Well completed in "Quaternary System" (110QRNR) local aquifer