Latitude 42°22'51", Longitude 88°16'10" NAD27
Mchenry County, Illinois , Hydrologic Unit 07120006
Well depth: 290 feet Hole depth: 290 feet
Land surface altitude: 835
feet above NGVD29.
Well completed in "Silurian-Devonian aquifers" (N400SLRDVN) national aquifer.
Well completed in "Silurian System" (350SLRN) local aquifer