Cook County, Illinois
Latitude 41°41'41", Longitude 87°34'37"
NAD27
Land-surface elevation 586 feet above NGVD29
The depth of the well is 18 feet below land surface.
The depth of the hole is 18 feet below land surface.
This well is completed in the Other aquifers (N9999OTHER) national aquifer.
This well is completed in the Sand (Holocene and/or Pleistocene) (110SANDP) local aquifer.