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DESCRIPTION:

Latitude 41°30'42",   Longitude 90°21'28"   NAD27
Rock Island County, Illinois   , Hydrologic Unit 07090005

Well depth: 255 feet
Land surface altitude: 560 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	1987-09-21	1988-02-03	2
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