Major Flood
38 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
33 ft
Minor Flood
27 ft
Action Stage
25 ft
What Floods at Each Level
38 ft
Town of Mandan will flood due to levees being overtopped at this level.
27 ft
Wooded banks and lowlands west of Mandan will flood above 17 feet.
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 3, 1952 | 35.75 ft | 30,000 cfs |
| Mar 21, 1987 | 35.38 ft | — |
| Mar 24, 1978 | 34.85 ft | — |
About This Gauge
Get Flood Alerts for Heart 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 Heart River near Mandan?
The Heart River near Mandan gauge is maintained by USGS (site 06349000) 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 Heart River near Mandan?
The NWS-defined flood stage for Heart River near Mandan is 27 feet. Action stage begins at 25 feet. Moderate flooding starts at 33 feet, and major flooding at 38 feet.
How do I get alerts when Heart River rises?
Download StormCast free on Google Play, go to River Gauges, and add Heart River near Mandan 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 Heart River near Mandan gauge located?
The gauge is located in Morton County, North Dakota at coordinates 46.8339°N, 100.9742°W. USGS site number: 06349000. Data is provided by the U.S. Geological Survey and the National Weather Service.
On This River
Upstream: Heart River at Heart Butte Dam
More Resources
Source & Notes
Data provided by: US Geological Survey, Observations courtesy of U.S. Geological Survey
- River Forecasts typically include ONLY 2 days of future rain from <u>forecast issuance time</u> (lower right of graph). Occasionally 3 days of future rain included.