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Illinois River near Henry,IL
Stream Name: Illinois River
Gage Zero: 425.88 Ft. NGVD29
Flood Stage:23 Ft.
Record High Stage:32.87 Ft.
Longitude: -89.35625000
Latitude: 41.10724000
Flat Pool : 14.12
River Mile: 196 miles above the mouth of the Illinois River
Record High Stage Date: 04/22/2013

Drainage Area : 13543.00 Mi2
Location of Gage :

Located in Marshall County IL. on the right bank 600 ft upstream from the bridge on State Highway 18 and 4.4 miles upstream from Crow Creek.

For official flow data, please visit the USGS website listed in the Additional Links for this station. 

This gage is cooperatively operated by the US Army Corps of Engineers (Rock Island District) and the US Geological Survey (Illinois District).

Flat Pool Elevation = 440.0

Latest Data
06/27/2022 15:00 Central
Latest Stage14.62 Ft.
24 Hr. Change-0.09 Ft.
Tomorrow's Forecast
(Issued 06/27/2022 15:40)
14.70 Ft.   Plot Tomorrow's Forecast
Last Year's Stage17.74 Ft.
Today's Historic Normal Stage15.77 Ft.
Latest Flow6,780 CFS
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Additional Links:
View Record Stage High / Lows
DECODES XML
Historic Flood Profiles (Peoria Pool)
Bench Marks and Reference Points
Official National Weather Service information for this station
Official USGS data for this station
US Army Corps of Engineers - Rock Island District - Water Control Center - Contact Us