Major Flood
23 ft
Current Water Level
Gage Height
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Streamflow
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Last Reading
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FLOOD STAGES
Know the flood categories.
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
Moderate Flood
21 ft
Minor Flood
20 ft
Action Stage
18 ft
What Floods at Each Level
27 ft
Toe Rd near the recreation areas just downstream of Gavins Point on the South Dakota side of the river begins to flood.
25 ft
The walking trail along the river in Yankton begins flooding.
23.5 ft
Water reaches the top of the boat ramp at Riverside Park in Yankton
22.5 ft
Homes start flooding at Larsens Landing area.
21 ft
Water begins to approach at least a couple of homes along the river and preventative measures will need to be considered.
20 ft
Camping and other recreational areas near the river will have flood problems, and some pasture land along the river will also flood.
18 ft
Some of the camping and other recreational areas along the river could start seeing some minor flood problems.
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 4, 1881 | 50.5 ft | — |
| Apr 12, 1952 | 35.5 ft | 480,000 cfs |
| Mar 21, 1932 | 34.8 ft | — |
About This Gauge
USGS Site
NWS LID
YANS2
River
Missouri River
County
Yankton, SD
Coordinates
42.8661°N, 97.3936°W
Get Flood Alerts for Missouri 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 Missouri River at Yankton?
The Missouri River at Yankton gauge is maintained by USGS (site 06467500) 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 Missouri River at Yankton?
The NWS-defined flood stage for Missouri River at Yankton is 20 feet. Action stage begins at 18 feet. Moderate flooding starts at 21 feet, and major flooding at 23 feet.
How do I get alerts when Missouri River rises?
Download StormCast free on Google Play, go to River Gauges, and add Missouri River at Yankton to your watchlist. StormCast will send a push notification to your phone whenever the water level crosses into a new NWS flood category.
Where is the Missouri River at Yankton gauge located?
The gauge is located in Yankton County, South Dakota at coordinates 42.8661°N, 97.3936°W. USGS site number: 06467500. 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, Observations courtesy of U.S. Army Corps of Engineers
- Gauge reading affected by reservoir operations.