Iowa River at Oakville
Iowa — Water Level & Flood Stage
Located in Louisa County, Iowa on the Iowa River. Live water level data from USGS gauge 05465700, updated every 15 minutes.
Current Water Level
Gage Height
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Streamflow
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Last Reading
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Flood Stages
Major Flood
20 ft
Moderate Flood
15 ft
Minor Flood
11 ft
Action Stage
8 ft
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
What Floods at Each Level
20 ft
Water nears the top of the levee in Oakville.
15 ft
Water affects the south approach to the Iowa Highway 99 bridge near Oakville.
12 ft
Flooding of agricultural land is ongoing. Several county roads are under water and closed.
11.5 ft
River Road is under water and the water is a few feet up onto the levee.
11 ft
Flood waters begin to impact agricultural land.
10 ft
Low lying areas begin taking on water.
Impact statements from the National Weather Service, describing what typically happens at each water level.
7-Day Water Level Chart
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Historic Crests
| Date | Stage | Flow |
|---|---|---|
| Jun 13, 2008 | 23.22 ft | 188,000 cfs |
| Jun 13, 2008 | 23.22 ft | 188,000 cfs |
| Jul 3, 2014 | 19.22 ft | 102,000 cfs |
| Jul 3, 2014 | 19.22 ft | 102,000 cfs |
| Jun 1, 2019 | 17.57 ft | 82,600 cfs |
About This Gauge
Get Flood Alerts for Iowa River
StormCast monitors this gauge and sends a push notification to your phone when the water level crosses into a new flood category — even at 3 AM.
Frequently Asked Questions
What is the current water level of Iowa River at Oakville?
The Iowa River at Oakville gauge is maintained by USGS (site 05465700) and reports water levels every 15 minutes. Visit this page to see the latest reading updated live, or download StormCast to get push alerts when levels rise.
What is flood stage for Iowa River at Oakville?
The NWS-defined flood stage for Iowa River at Oakville is 11 feet. Action stage begins at 8 feet. Moderate flooding starts at 15 feet, and major flooding at 20 feet.
How do I get alerts when Iowa River rises?
Download StormCast free on Google Play, go to River Gauges, and add Iowa River at Oakville to your watchlist. StormCast will send a push notification to your phone whenever the water level crosses into a new NWS flood category — even when your screen is off.
Where is the Iowa River at Oakville gauge located?
The gauge is located in Louisa County, Iowa at coordinates 41.1032°N, 91.0635°W. USGS site number: 05465700. Data is provided by the U.S. Geological Survey and the National Weather Service.
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Source & Notes
Data provided by: US Geological Survey, Observations courtesy of U.S. Geological Survey, Observations courtesy of U.S. Army Corps of Engineers
- 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.