Mississippi River at Clayton
Iowa — Water Level & Flood Stage
Located in Clayton County, Iowa on the Mississippi River. Live water level data from USGS gauge 05411500, 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
Minor Flood
620 ft
Action Stage
616 ft
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
What Floods at Each Level
628 ft
Water begins to overtop the protective levee.
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 |
|---|---|---|
| Apr 23, 1965 | 627.28 ft | — |
| Apr 23, 1965 | 627.28 ft | — |
| Apr 20, 2001 | 625.48 ft | — |
| Apr 20, 2001 | 625.48 ft | — |
| Apr 28, 2023 | 624.71 ft | — |
About This Gauge
USGS Site
NWS LID
CLAI4
River
Mississippi River
County
Clayton, IA
Coordinates
42.9036°N, 91.1451°W
Get Flood Alerts for Mississippi 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 Mississippi River at Clayton?
The Mississippi River at Clayton gauge is maintained by USGS (site 05411500) 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 Mississippi River at Clayton?
The NWS-defined flood stage for Mississippi River at Clayton is 620 feet. Action stage begins at 616 feet. Moderate flooding starts at N/A feet, and major flooding at N/A feet.
How do I get alerts when Mississippi River rises?
Download StormCast free on Google Play, go to River Gauges, and add Mississippi River at Clayton 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 Mississippi River at Clayton gauge located?
The gauge is located in Clayton County, Iowa at coordinates 42.9036°N, 91.1451°W. USGS site number: 05411500. Data is provided by the U.S. Geological Survey and the National Weather Service.
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Source & Notes
Data provided by: Observations courtesy of U.S. Geological Survey