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DESCRIPTION:

Latitude 42°03'07",   Longitude 88°00'17"   NAD27
Cook County, Illinois   , Hydrologic Unit 07120004

Well depth: 1602 feet
Hole depth: 1602 feet
Land surface altitude: 692 feet above NGVD29.
Well completed in "Cambrian-Ordovician aquifer system" (S300CAMORD) national aquifer.
Well completed in "Ironton-Galesville" (372IRGL) local aquifer

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Field groundwater-level measurements	1973-08-14	1973-08-15	2
Field/Lab water-quality samples	1973-08-15	1975-10-22	2
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