Latitude 41°41'04", Longitude 87°34'31" NAD83
Cook County, Illinois , Hydrologic Unit 04040001
Well depth: 104 feet Hole depth: 104 feet
Land surface altitude: 590
feet above NGVD29.
Well completed in "Silurian-Devonian aquifers" (N400SLRDVN) national aquifer.
Well completed in "Niagaran Series" (355NIGR) local aquifer