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DESCRIPTION:

Latitude 41°53'18",   Longitude 87°36'27"   NAD27

Cook County, Illinois, Hydrologic Unit 07120003

Datum of gage: 579.48 feet above   NGVD29.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	2007-10-01	2019-11-20
Daily Data
Gage height, feet	1997-08-15	2019-11-19	6367
Daily Statistics
Gage height, feet	1997-08-15	2019-09-04	6291
Monthly Statistics
Gage height, feet	1997-08	2019-09
Annual Statistics
Gage height, feet	1997	2019
Water-Year Summary	2008	2018	11
Revisions	Loading...

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