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DESCRIPTION:

Latitude 41°21'16",   Longitude 88°25'42"   NAD83

Grundy County, Illinois, Hydrologic Unit 07120005

Drainage area: 7,483.00 square miles

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	2016-08-20	2019-08-20
Field measurements	2016-08-09	2019-05-02	16
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