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USGS 414829087534601 38N12E- 5.8c1

  Well Site

Latitude 41°48'33",   Longitude 87°53'54"   NAD27
Cook County, Illinois   , Hydrologic Unit 07120004
Well depth: 385 feet
Hole depth: 385 feet
Land surface altitude: 670 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 1924-10  1977-04  8 
 Field/Lab water-quality samples 1914-03-08  1985-08-16  2 
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