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DESCRIPTION:

Latitude 40°37'47.7",   Longitude 87°43'24.7"   NAD83

Iroquois County, Illinois, Hydrologic Unit 07120002

Drainage area: 446 square miles

Contributing drainage area: 446 square miles,

Datum of gage: 620.75 feet above   NAVD88.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	1988-10-02	2024-12-03
Daily Data
Discharge, cubic feet per second	1948-07-21	2024-12-02	27894
Gage height, feet	1993-10-01	2024-12-02	11095
Daily Statistics
Discharge, cubic feet per second	1948-07-21	2024-10-22	27853
Gage height, feet	1993-10-01	2024-10-22	11054
Monthly Statistics
Discharge, cubic feet per second	1948-07	2024-10
Gage height, feet	1993-10	2024-10
Annual Statistics
Discharge, cubic feet per second	1948	2025
Gage height, feet	1994	2025
Peak streamflow	1949-02-15	2024-01-26	76
Field measurements	1953-07-06	2024-10-23	462
Field/Lab water-quality samples	1964-12-11	2021-12-13	741
Water-Year Summary	2006	2024	19
Revisions	Loading...

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