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DESCRIPTION:

Latitude 41°01'31",   Longitude 90°21'22"   NAD27
Knox County, Illinois   , Hydrologic Unit 07080104

Well depth: 705 feet
Land surface altitude: 815 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/Lab water-quality samples	1986-07-31	1986-07-31	1
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