RIVER GAUGE · SANTIAM RIVER
Santiam River at Jefferson
Marion County, Oregon
Water level3.02 ft
Flow2,720 cfs
Last readingSep 16, 2026, 5:15 PM UTC (last recorded)
Action13 ft42,000 cfs
Minor flood15 ft56,000 cfs
Moderate flood19 ft101,000 cfs
Major flood23 ft205,000 cfs
The past week
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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.
Highest crests on record
| Date | Level | 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 |
More on Santiam River
DownstreamWillamette River at Salem
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