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USGS 420442087560901 42N11E-34.4g1

  Well Site

Latitude 42°04'38",   Longitude 87°56'07"   NAD27
Cook County, Illinois   , Hydrologic Unit 07120004
Well depth: 1822 feet
Land surface altitude: 673 feet above NGVD29.
Well completed in "Cambrian-Ordovician aquifer system" (S300CAMORD) national aquifer.
Well completed in "Ordovician-Cambrian Systems" (367OVCB) local aquifer
Data Type Begin Date End Date Count
 Field groundwater-level measurements 1955-02-10  1955-02-10  1 
 Field/Lab water-quality samples 1958-06-02  1958-06-02  1 
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