Rivers in Iowa
Iowa River at Oakville
Action stage
9.78ftStage
Observed Mon, Sep 28, 2:00 AM CDT
- Flood stage
- 11.00 ft
- Forecast crest
- 9.80 ftMon, Sep 28, 7:00 AM CDT
- Record crest
- 23.22 ft2008
Flood stages and impacts
| Category | Stage |
|---|---|
| Major flood | 20.00 ft |
| Moderate flood | 15.00 ft |
| Minor flood | 11.00 ft |
| Action | 8.00 ft |
- 20.00 ftWater nears the top of the levee in Oakville.
- 15.00 ftWater affects the south approach to the Iowa Highway 99 bridge near Oakville.
- 12.00 ftFlooding of agricultural land is ongoing. Several county roads are under water and closed.
- 11.50 ftRiver Road is under water and the water is a few feet up onto the levee.
- 11.00 ftFlood waters begin to impact agricultural land.
- 10.00 ftLow lying areas begin taking on water.
Flood outlook
Chance of flooding, September to November
| Category | Chance |
|---|---|
| Minor flooding | 24% |
| Moderate flooding | Under 5% |
| Major flooding | Under 5% |
The three-month chances are the River Forecast Centers’ long-range flood outlook, issued September 25, 2026.
Crest history
16 crests on NOAA’s list since 2008.
| # | Date | Stage |
|---|---|---|
| 1 | June 14, 2008 | 23.22 ft |
| 2 | July 4, 2014 | 19.22 ft |
| 3 | June 1, 2019 | 17.57 ft |
| 4 | May 31, 2019 | 17.26 ft |
| 5 | April 20, 2013 | 17.26 ft |
| 6 | September 30, 2016 | 16.27 ft |
| 7 | September 9, 2018 | 15.13 ft |
| 8 | February 18, 2011 | 13.90 ft |
| 9 | June 29, 2020 | 13.70 ft |
| 10 | March 20, 2010 | 13.61 ft |
| 11 | February 19, 2011 | 13.55 ft |
| 12 | July 3, 2024 | 12.35 ft |
| 13 | March 11, 2015 | 11.05 ft |
| 14 | June 17, 2015 | 10.64 ft |
| 15 | April 7, 2017 | 9.74 ft |
| 16 | May 5, 2012 | 8.27 ft |
Most recent crests
- July 3, 2024: 12.35 ft
- June 29, 2020: 13.70 ft
- June 1, 2019: 17.57 ft
- May 31, 2019: 17.26 ft
- September 9, 2018: 15.13 ft
- April 7, 2017: 9.74 ft
- September 30, 2016: 16.27 ft
- June 17, 2015: 10.64 ft
- March 11, 2015: 11.05 ft
- July 4, 2014: 19.22 ft
Nearby
Upstream, downstream and the gauges around this one.
What this means
Forecasts by the North Central River Forecast Center. Forecasts are issued as needed during times of high water, but are not routinely available. River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 48 hours into the future from the forecast issuance time.
Sources
Stage, flood stages, impacts and crest history from NOAA’s National Water Prediction Service. Streamflow and the daily record from the U.S. Geological Survey.