Clark Fork River at St. Regis
Montana — Water Level & Flood Stage
Located in Mineral County, Montana on the Clark Fork River. Live water level data from USGS gauge 12354500, updated every 15 minutes.
Current Water Level
Gage Height
Loading...
Streamflow
Loading...
Last Reading
Loading...
Flood Stages
Major Flood
22 ft
Moderate Flood
21 ft
Minor Flood
19 ft
Action Stage
18 ft
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
What Floods at Each Level
22 ft
Flooding affects buildings in the town of St. Regis inundating roads and isolating homes.
21 ft
Flooding affects low lying areas adjacent to the confluence of the Clark Fork and St. Regis Rivers.
19 ft
Flooding affects low lying areas adjacent to the river.
Impact statements from the National Weather Service, describing what typically happens at each water level.
7-Day Water Level Chart
Loading chart data...
Historic Crests
| Date | Stage | Flow |
|---|---|---|
| May 17, 1997 | 20.27 ft | 68,900 cfs |
| May 17, 1997 | 20.27 ft | 68,900 cfs |
| May 23, 1948 | 19.96 ft | 68,900 cfs |
| May 23, 1948 | 19.96 ft | 68,900 cfs |
| Jun 2, 1972 | 19.5 ft | 63,900 cfs |
About This Gauge
USGS Site
NWS LID
SRGM8
River
Clark Fork River
County
Mineral, MT
Coordinates
47.3019°N, 115.0864°W
Get Flood Alerts for Clark Fork 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 Clark Fork River at St. Regis?
The Clark Fork River at St. Regis gauge is maintained by USGS (site 12354500) 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 Clark Fork River at St. Regis?
The NWS-defined flood stage for Clark Fork River at St. Regis is 19 feet. Action stage begins at 18 feet. Moderate flooding starts at 21 feet, and major flooding at 22 feet.
How do I get alerts when Clark Fork River rises?
Download StormCast free on Google Play, go to River Gauges, and add Clark Fork River at St. Regis 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 Clark Fork River at St. Regis gauge located?
The gauge is located in Mineral County, Montana at coordinates 47.3019°N, 115.0864°W. USGS site number: 12354500. Data is provided by the U.S. Geological Survey and the National Weather Service.
More Gauges on Clark Fork River
On This River
More Resources
Source & Notes
Data provided by: US Geological Survey, Observations courtesy of U.S. Geological Survey