Cook County, Illinois
Hydrologic Unit Code 04040001
Latitude 41°39'19", Longitude 87°32'30"
NAD27
Land-surface elevation 583.54 feet above NGVD29
The depth of the well is 55 feet below land surface.
The depth of the hole is 55 feet below land surface.
This well is completed in the Sand and gravel aquifers (glaciated regions) (N100GLCIAL) national aquifer.
This well is completed in the Clay (Holocene and/or Pleistocene) (110CLAY) local aquifer.