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DESCRIPTION:

Latitude 42°18'01",   Longitude 89°36'55"   NAD83

Stephenson County, Illinois, Hydrologic Unit 07090003

Drainage area: 1,326.88 square miles

Datum of gage: 742.41 feet above   NAVD88.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	1986-09-01	2024-12-03
Daily Data
Discharge, cubic feet per second	1914-09-11	2024-12-01	40259
Gage height, feet	1993-10-01	2024-12-02	11109
Daily Statistics
Discharge, cubic feet per second	1914-09-11	2024-10-30	40227
Gage height, feet	1993-10-01	2024-10-30	11076
Monthly Statistics
Discharge, cubic feet per second	1914-09	2024-10
Gage height, feet	1993-10	2024-10
Annual Statistics
Discharge, cubic feet per second	1914	2025
Gage height, feet	1994	2025
Peak streamflow	1914-09-16	2024-04-03	111
Field measurements	1959-04-04	2024-10-31	442
Field/Lab water-quality samples	1970-10-06	2021-12-07	375
Water-Year Summary	2006	2024	19
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