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USGS 414614087534901 38N12E-20.8f1

  Well Site

Latitude 41°46'14",   Longitude 87°53'49"   NAD27
Cook County, Illinois   , Hydrologic Unit 07120004
Well depth: 0402 feet
Hole depth: 402 feet
Land surface altitude: 705.00 feet above NGVD29.
Well completed in "Silurian-Devonian aquifers" (N400SLRDVN) national aquifer.
Well completed in "Silurian System" (350SLRN) local aquifer
Data Type Begin Date End Date Count
 Field groundwater-level measurements 1970-06-16  1973-01  3 
 Field/Lab water-quality samples 1984-06-12  1985-03-21  4 
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