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DESCRIPTION:

Latitude 41°53'18",   Longitude 87°49'58"   NAD83

Cook County, Illinois, Hydrologic Unit 07120004

Drainage area: 477.36 square miles

Datum of gage: 604.67 feet above   NAVD88.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	2012-06-06	2025-01-30
Daily Data
Gage height, feet	2012-06-06	2025-01-29	4531
Daily Statistics
Gage height, feet	2012-06-06	2024-12-29	4500
Monthly Statistics
Gage height, feet	2012-06	2024-12
Annual Statistics
Gage height, feet	2012	2025
Water-Year Summary	2012	2023	12
Revisions	Loading...

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