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DESCRIPTION:

Latitude 40°56'11",   Longitude 87°56'00"   NAD27
Iroquois County, Illinois   , Hydrologic Unit 07120002

Well depth: 137 feet
Hole depth: 137 feet
Land surface altitude: 665.00 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 groundwater-level measurements	1941-08-29	1984-11-08	4
Field/Lab water-quality samples	1984-04-23	1985-03-13	4
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