Major Flood
12 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
11 ft
Minor Flood
10 ft
Action Stage
9 ft
What Floods at Each Level
10.5 ft
February 2019...River stage near 10.5 feet between Twin Bridges and Silver Star. No flooding reported. Cause is an ice jam. The start of the ice jam was north of Silver Star.
9.3 ft
May 30 2018 - Around 9.3 feet, flooding continues downstream around Cardwell. Cardwell post office has water by it. Cardwell School is surrounded by water. Homes along this portion of the Jefferson River surrounded by water and basements flood.
9.1 ft
May 30 2018 - Around 9.1 feet, flooding begins downstream around Cardwell.
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 8, 1997 | 12.42 ft | 15,200 cfs |
| Jun 10, 1996 | 12 ft | 13,100 cfs |
| Dec 13, 2000 | 11.25 ft | — |
About This Gauge
USGS Site
NWS LID
TWIM8
River
Jefferson River
County
Madison, MT
Coordinates
45.6142°N, 112.3292°W
Get Flood Alerts for Jefferson 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 Jefferson River near Twin Bridges?
The Jefferson River near Twin Bridges gauge is maintained by USGS (site 06026500) 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 Jefferson River near Twin Bridges?
The NWS-defined flood stage for Jefferson River near Twin Bridges is 10 feet. Action stage begins at 9 feet. Moderate flooding starts at 11 feet, and major flooding at 12 feet.
How do I get alerts when Jefferson River rises?
Download StormCast free on Google Play, go to River Gauges, and add Jefferson River near Twin Bridges 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 Jefferson River near Twin Bridges gauge located?
The gauge is located in Madison County, Montana at coordinates 45.6142°N, 112.3292°W. USGS site number: 06026500. Data is provided by the U.S. Geological Survey and the National Weather Service.
More Gauges on Jefferson River
On This River
Upstream: Beaverhead River at Twin Bridges
Downstream: Jefferson River near Silver Star at Parsons Bridge
More Resources
Source & Notes
Data provided by: US Geological Survey, Observations courtesy of U.S. Geological Survey
- Stage may be affected by ice during winter months.