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USGS 404108090282301 8N 1W-20.5g1
Well Site
DESCRIPTION:
Latitude 40°41'08", Longitude 90°28'23" NAD27
Warren County, Illinois , Hydrologic Unit 07130005
Well depth: 690 feet Land surface altitude: 660
feet above NGVD29.
Well completed in "Silurian-Devonian aquifers" (N400SLRDVN) national aquifer.
Well completed in "Silurian System" (350SLRN) local aquifer