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
19 ft
Minor Flood
15 ft
Action Stage
13 ft
What Floods at Each Level
23 ft
flooding in Jefferson and the highway east of the river is possible, in addition to widespread flooding of lowlands and low lying roadways.
19 ft
expect widespread flooding of lowlands and agricultural areas, along with flooding of some secondary roads.
15 ft
expect widespread lowland and agricultural flooding. Some secondary roads in low lying areas will be flooded at this level.
13 ft
the river is at bankfull level at this point. There may be some areas where water is spilling over the banks near Jefferson.
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 |
|---|---|---|
| Dec 21, 1964 | 24.22 ft | 197,000 cfs |
| Feb 6, 1996 | 23.25 ft | 168,000 cfs |
| Dec 28, 1945 | 22.55 ft | 149,000 cfs |
About This Gauge
Get Flood Alerts for Santiam 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 Santiam River at Jefferson?
The Santiam River at Jefferson gauge is maintained by USGS (site 14189000) 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 Santiam River at Jefferson?
The NWS-defined flood stage for Santiam River at Jefferson is 15 feet. Action stage begins at 13 feet. Moderate flooding starts at 19 feet, and major flooding at 23 feet.
How do I get alerts when Santiam River rises?
Download StormCast free on Google Play, go to River Gauges, and add Santiam River at Jefferson 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 Santiam River at Jefferson gauge located?
The gauge is located in Marion County, Oregon at coordinates 44.7147°N, 123.0142°W. USGS site number: 14189000. Data is provided by the U.S. Geological Survey and the National Weather Service.
On This River
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Source & Notes
Data provided by: US Geological Survey, Observations courtesy of U.S. Geological Survey, Observations courtesy of U.S. Army Corps of Engineers