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DESCRIPTION:

Latitude 41°34'06",   Longitude 87°36'28"   NAD27

Cook County, Illinois, Hydrologic Unit 07120003

Drainage area: 104 square miles

Datum of gage: 586.43 feet above   NGVD29.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	1986-09-01	2018-09-19
Daily Data
Discharge, cubic feet per second	1948-05-17	2018-09-18	25692
Gage height, feet	1989-05-01	2018-09-18	9029
Daily Statistics
Discharge, cubic feet per second	1948-05-17	2018-07-29	25641
Gage height, feet	1989-05-01	2018-07-29	8970
Monthly Statistics
Discharge, cubic feet per second	1948-05	2018-07
Gage height, feet	1989-05	2018-07
Annual Statistics
Discharge, cubic feet per second	1948	2018
Gage height, feet	1989	2018
Peak streamflow	1947-04-05	2017-03-30	71
Field measurements	1954-10-11	2018-07-30	413
Field/Lab water-quality samples	1974-10-09	2018-09-11	276
Water-Year Summary	2006	2017	12
Revisions	Loading...

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