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DESCRIPTION:

Latitude 41°39'36",   Longitude 87°59'55"   NAD27
Cook County, Illinois   , Hydrologic Unit 05140206

Well depth: 1658 feet
Land surface altitude: 735 feet above NGVD29.
Well completed in "Cambrian-Ordovician aquifer system" (S300CAMORD) national aquifer.
Well completed in "Ordovician-Cambrian Systems" (367OVCB) local aquifer

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Field/Lab water-quality samples	1987-07-17	1987-07-17	1
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