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DESCRIPTION:

Latitude 42°05'24",   Longitude 87°59'12"   NAD27
Cook County, Illinois   , Hydrologic Unit 07120004

Well depth: 923 feet
Hole depth: 923 feet
Land surface altitude: 725 feet above NGVD29.
Well completed in "Cambrian-Ordovician aquifer system" (S300CAMORD) national aquifer.
Well completed in "St. Peter Sandstone" (365STPR) local aquifer

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Field/Lab water-quality samples	1934-02-19	1965-04-01	4
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