Willamette River at Corvallis, OR
Is Willamette River at Corvallis, OR flooding right now?
Willamette River at Corvallis, OR measured 9.91 ft on 2026-09-11 01:15:00 UTC. That observation was 20.1 ft below its 30 ft flood stage. This is the latest available reading, not a guarantee of current conditions.
Gauge height
9.91 ft
Streamflow
4,300 cfs
Minor flooding here begins at 30 ft, with major flooding at 36 ft. The highest crest on record was 42.4 ft on Sun, Dec 1, 1861.
Flood forecast
Flood stages at this gauge
| Category | Stage | Current distance |
|---|---|---|
| Action | 26 ft | 16.1 ft below |
| Minor flood | 30 ft | 20.1 ft below |
| Moderate flood | 33 ft | 23.1 ft below |
| Major flood | 36 ft | 26.1 ft below |
Highest crests on record
| Stage | Date |
|---|---|
| 42.4 ft | 1861-12-01 |
| 38.2 ft | 1945-12-29 |
| 38.1 ft | 1943-01-02 |
| 36.8 ft | 1948-01-08 |
| 36.2 ft | 1953-01-19 |
Nearby gauges
| Gauge | Distance | County |
|---|---|---|
| Marys River near Philomath, OR | 4.7 mi | Benton County |
| Calapooia River at Albany, OR | 7.3 mi | Linn County |
| Willamette River at Albany, OR | 8.9 mi | Linn County |
| Luckiamute River near Buena Vista, OR | 12.2 mi | Polk County |
| Luckiamute River near Parker, OR | 14.8 mi | Polk County |
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Provisional data: Real-time readings are provisional and subject to revision by the USGS — sensors can be affected by ice, debris, or equipment malfunction. Do not rely on this site for decisions involving personal safety; follow official guidance from the National Weather Service and local authorities.