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USGS 414033087595901 37N11E-29.4a1

  Well Site

DESCRIPTION:
Latitude 41°40'33",   Longitude 87°59'59"   NAD27
Cook County, Illinois   , Hydrologic Unit 07120004
Well depth: 1493 feet
Hole depth: 2284 feet
Land surface altitude: 596.1 feet above NGVD29.
Well completed in "Silurian-Devonian aquifers" (N400SLRDVN) national aquifer.
Well completed in "Silurian System" (350SLRN) local aquifer
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Field groundwater-level measurements 1923-12-05  1948-06-21  7 
 Field/Lab water-quality samples 1923-12-05  1985-11-12  5 
OPERATION:
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