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DESCRIPTION:

Latitude 41°53'21.4",   Longitude 87°36'28.6"   NAD83

Cook County, Illinois, Hydrologic Unit 07120003

Datum of gage: 579.20 feet above   NAVD88.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	2007-10-01	2025-07-09
Daily Data
Gage height, feet	1997-08-15	2025-07-08	8373
Daily Statistics
Gage height, feet	1997-08-15	2025-04-27	8301
Monthly Statistics
Gage height, feet	1997-08	2025-04
Annual Statistics
Gage height, feet	1997	2025
Water-Year Summary	2008	2024	17
Revisions	Loading...

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