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DESCRIPTION:

Latitude 41°31'42.1",   Longitude 87°31'46"   NAD83

Cook County, Illinois, Hydrologic Unit 07120003

Drainage area: 8.84 square miles

Datum of gage: 606.69 feet above   NAVD88.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	1989-05-01	2025-07-01
Daily Data
Discharge, cubic feet per second	1948-05-17	2025-06-30	28169
Gage height, feet	1993-10-01	2025-06-30	11463
Daily Statistics
Discharge, cubic feet per second	1948-05-17	2025-03-30	28077
Gage height, feet	1993-10-01	2025-03-30	11371
Monthly Statistics
Discharge, cubic feet per second	1948-05	2025-03
Gage height, feet	1993-10	2025-03
Annual Statistics
Discharge, cubic feet per second	1948	2025
Gage height, feet	1994	2025
Peak streamflow	1948-05-10	2024-06-05	77
Field measurements	1948-05-11	2025-06-24	452
Field/Lab water-quality samples	1974-10-10	1983-08-31	89
Water-Year Summary	2006	2024	19
Revisions	Loading...

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