Rivers in Illinois
Illinois River near Havana
Below flood stage
10.74ftStage
Observed Wed, Sep 23, 8:45 AM CDT
- Flood stage
- 14.00 ft
- Forecast crest
- 12.50 ftThu, Sep 24, 7:00 PM CDT
- Record crest
- 27.78 ft2013
Flood stages and impacts
| Category | Stage |
|---|---|
| Major flood | 23.00 ft |
| Moderate flood | 17.00 ft |
| Minor flood | 14.00 ft |
| Action | 13.00 ft |
- 30.10 ftLiverpool Levee overtops.
- 27.00 ftThompson Lake Levee is overtopped. The Duncan Mills levee overtops...flooding agricultural land.
- 26.00 ftBig Lake Levee is overtopped. Water reaches the low steel on the US 136 bridge over Lacy Ditch...just west of Havana.
- 25.60 ftGlobe (Crabtree) Levee is overtopped.
- 25.00 ftWater reaches the low steel on the IL 78/97 bridges over Lacy Ditch and the Spoon River...just north of the wye with US 136.
- 22.00 ftRiverfront Park in Havana is inundated.
- 19.50 ftAccess road to Anderson Lake north campground closed.
- 14.00 ftMinor flooding begins to agricultural areas not protected by levees.
Flood outlook
Chance of flooding, September to November
| Category | Chance |
|---|---|
| Minor flooding | 61% |
| Moderate flooding | 36% |
| Major flooding | 10% |
The three-month chances are the River Forecast Centers’ long-range flood outlook, issued August 28, 2026.
Crest history
167 crests on NOAA’s list since 1844.
| # | Date | Stage |
|---|---|---|
| 1 | April 25, 2013 | 27.78 ft |
| 2 | July 1, 2015 | 27.24 ft |
| 3 | May 26, 1943 | 27.10 ft |
| 4 | January 4, 2016 | 26.80 ft |
| 5 | June 3, 2019 | 26.73 ft |
| 6 | May 9, 2019 | 26.64 ft |
| 7 | March 9, 1985 | 26.44 ft |
| 8 | May 31, 1995 | 26.33 ft |
| 9 | May 19, 2002 | 26.00 ft |
| 10 | April 17, 1979 | 25.50 ft |
| 11 | May 22, 2009 | 25.24 ft |
| 12 | May 26, 2020 | 25.19 ft |
| 13 | April 3, 1979 | 25.10 ft |
| 14 | December 11, 1982 | 25.00 ft |
| 15 | March 25, 1982 | 24.50 ft |
| 16 | March 16, 2009 | 24.14 ft |
| 17 | April 28, 1974 | 23.90 ft |
| 18 | March 4, 1997 | 23.69 ft |
| 19 | September 23, 2008 | 23.54 ft |
| 20 | July 29, 1993 | 23.46 ft |
| 21 | April 18, 1983 | 23.40 ft |
| 22 | June 29, 2010 | 23.35 ft |
| 23 | April 29, 1944 | 23.30 ft |
| 24 | January 20, 2005 | 23.04 ft |
| 25 | October 11, 1926 | 23.00 ft |
Most recent crests
- August 20, 2026: 16.87 ft
- June 26, 2026: 19.82 ft
- April 23, 2026: 16.64 ft
- March 26, 2026: 12.29 ft
- April 12, 2025: 13.15 ft
- July 19, 2024: 13.67 ft
- May 6, 2024: 18.71 ft
- April 12, 2024: 17.11 ft
- March 18, 2024: 13.23 ft
- February 3, 2024: 19.32 ft
Nearby
Upstream, downstream and the gauges around this one.
- UpstreamIllinois River at Peoria Lock and Dam
- DownstreamIllinois River at Beardstown
- Sangamon River at Oakford
- Illinois River at Copperas Creek
- Sangamon River at Chandlerville
- Spoon River (W-IL) at Seville
- Salt Creek (IL) at Greenview
- Sangamon River at Petersburg
- Illinois River at Kingston Mines
- Mackinaw River at Green Valley
What this means
Forecasts by the North Central River Forecast Center. Forecasts are issued routinely year-round. River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 24 hours into the future from the forecast issuance time.
Sources
Stage, flood stages, impacts and crest history from NOAA’s National Water Prediction Service.