Musselshell River near Mosby
Montana — Water Level & Flood Stage
Located in Petroleum County, Montana on the Musselshell River. Live water level data from USGS gauge 06130500, 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
14 ft
Moderate Flood
12 ft
Minor Flood
10 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
12 ft
Buildings near Musselshell River begin to flood.
10.5 ft
Low land flooding begins.
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 |
|---|---|---|
| Jul 26, 1993 | 17.7 ft | 11,600 cfs |
| Jul 26, 1993 | 17.7 ft | 11,600 cfs |
| May 22, 2011 | 16 ft | 26,280 cfs |
| May 22, 2011 | 16 ft | 26,280 cfs |
| Jun 10, 2011 | 15.6 ft | 23,911 cfs |
About This Gauge
USGS Site
NWS LID
MSBM8
River
Musselshell River
County
Petroleum, MT
Coordinates
46.9947°N, 107.8892°W
Get Flood Alerts for Musselshell 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 Musselshell River near Mosby?
The Musselshell River near Mosby gauge is maintained by USGS (site 06130500) 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 Musselshell River near Mosby?
The NWS-defined flood stage for Musselshell River near Mosby is 10 feet. Action stage begins at 8 feet. Moderate flooding starts at 12 feet, and major flooding at 14 feet.
How do I get alerts when Musselshell River rises?
Download StormCast free on Google Play, go to River Gauges, and add Musselshell River near Mosby 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 Musselshell River near Mosby gauge located?
The gauge is located in Petroleum County, Montana at coordinates 46.9947°N, 107.8892°W. USGS site number: 06130500. 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
- Stage may be affected by ice during winter months.