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USGS 420158087572501 41N11E-23.7f1

  Well Site

Latitude 42°01'58",   Longitude 87°57'25"   NAD27
Cook County, Illinois   , Hydrologic Unit 07120004
Well depth: 1961 feet
Hole depth: 1961 feet
Land surface altitude: 672.00 feet above NGVD29.
Data Type Begin Date End Date Count
 Field groundwater-level measurements 1972-08-17  1972-08-17  1 
 Field/Lab water-quality samples 1975-02-03  1983-04-05  6 
Record for this site is maintained by the USGS Illinois Water Science Center
Email questions about this site to Illinois Water Science Center Water-Data Inquiries