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USGS 420321087571401 41N11E-11.6c1

  Well Site

Latitude 42°03'21",   Longitude 87°57'14"   NAD27
Cook County, Illinois   , Hydrologic Unit 07120004
Well depth: 1446 feet
Hole depth: 1446 feet
Land surface altitude: 660.00 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 1968-02-24  1968-02-24  1 
 Field/Lab water-quality samples 1968-03-01  1982-03-01  11 
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