Cook County, Illinois
Hydrologic Unit Code 07120004
Latitude 42°07'54", Longitude 87°55'20"
NAD27
Land-surface elevation 642.00 feet above NGVD29
The depth of the well is 0,281 feet below land surface.
The depth of the hole is 281 feet below land surface.
This well is completed in the Silurian-Devonian aquifers (N400SLRDVN) national aquifer.
This well is completed in the Silurian System (350SLRN) local aquifer.