Latitude 41°44'42", Longitude 87°32'57" NAD27
Cook County, Illinois , Hydrologic Unit 04040002
Well depth: 33 feet Hole depth: 33 feet
Land surface altitude: 587
feet above NGVD29.
Well completed in "Silurian-Devonian aquifers" (N400SLRDVN) national aquifer.
Well completed in "Niagaran Series" (355NIGR) local aquifer