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DESCRIPTION:

Latitude 41°26'28",   Longitude 90°34'10"   NAD27
Rock Island County, Illinois   , Hydrologic Unit 07080101

Well depth: 453 feet
Land surface altitude: 640 feet above NGVD29.
Well completed in "Silurian-Devonian aquifers" (N400SLRDVN) national aquifer.
Well completed in "Niagaran Series" (355NIGR) local aquifer

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Field groundwater-level measurements	1955-04-01	1955-04-01	1
Field/Lab water-quality samples	1987-09-24	1987-09-24	1
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