Latitude 42°23'55", Longitude 88°13'20" NAD27
Mchenry County, Illinois , Hydrologic Unit 07120006
Well depth: 303 feet Land surface altitude: 825
feet above NGVD29.
Well completed in "Silurian-Devonian aquifers" (N400SLRDVN) national aquifer.
Well completed in "Silurian System" (350SLRN) local aquifer