RIVER GAUGE · N SANTIAM RIVER
N Santiam River at Mehama
Marion County, Oregon
Water level3.59 ft
Flow1,710 cfs
Last readingSep 16, 2026, 5:15 PM UTC (last recorded)
Action8.6 ft16,500 cfs
Minor flood11 ft31,800 cfs
Moderate flood12.5 ft44,700 cfs
Major flood13.5 ft54,600 cfs
The past week
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What floods at each level
- 13.5 ft
major flood stage, expect widespread flooding along the North Santiam River from Gates downstream to Stayton.
- 11 ft
expect minor flooding of low-lying areas along the North Santiam from Gates downstream to Stayton.
Highest crests on record
| Date | Level | Flow |
|---|---|---|
| Jan 5, 1923 | 17.5 ft | — |
| Nov 19, 1921 | 17.5 ft | — |
| Mar 31, 1931 | 16 ft | — |
More on N Santiam River
UpstreamN Santiam River at Niagara ↗
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