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DESCRIPTION:

Latitude 41°50'57",   Longitude 87°51'21"   NAD27

Cook County, Illinois, Hydrologic Unit 07120004

Drainage area: 23.7 square miles

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Field measurements	1965-11-08	1965-11-08	1
Field/Lab water-quality samples	2004-10-11	2004-10-12	2
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