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USGS 420120088052801 41N10E-21.1b1

  Well Site

Latitude 42°01'20",   Longitude 88°05'28"   NAD27
Cook County, Illinois   , Hydrologic Unit 07120004
Well depth: 0260 feet
Hole depth: 260 feet
Land surface altitude: 820 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 1965-01-06  1965-01-06  1 
 Field/Lab water-quality samples 1985-08-20  1985-08-20  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