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USGS 415839088113901 40N 9E- 3.5b1

  Well Site

Latitude 41°58'39",   Longitude 88°11'39"   NAD27
Dupage County, Illinois   , Hydrologic Unit 07120004
Well depth: 392 feet
Hole depth: 392 feet
Land surface altitude: 804 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 1959-10-03  1971-12  9 
 Field/Lab water-quality samples 1986-07-07  2013-06-03  3 
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