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DESCRIPTION:

Latitude 41°46'59",   Longitude 87°41'19"   NAD83

Cook County, Illinois, Hydrologic Unit 07120003

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	2016-09-26	2017-09-07
Field/Lab water-quality samples	2017-04-05	2017-05-19	2
Revisions	Loading...

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