River stage
Alsea River
- River level
- 1.12 ft
- Status
- Below flood stage
Latest readings 2026-10-13 | NWS · USGS
- Gauges reporting
- 1 of 1
- Above flood stage
- 0
- Above action stage
- 0
- Overall
- Below flood stage
- Publisher
- NWS · USGS
In brief
On Oct 13, 2026, 1 of 1 gauge on the Alsea River reported, and none was above flood stage.
Source: National Weather Service and USGS gauges
Alsea River level at Tidewater
The Alsea River is measured in one place, at Tidewater, OR. The height below is the river at that spot rather than along its whole length, because the National Weather Service sets a flood stage for each gauge separately.
| Location | Level | Status |
|---|---|---|
| Tidewater | 1.12 ft | normal, steady |
Recent levels on the Alsea River
The chart covers the last 122 days of readings at Tidewater, OR.
Other rivers nearby
- Siuslaw River 1 gauge
- Siletz River 1 gauge
- Mill Creek (OR) 4 gauges
- Thomas Creek (OR) 1 gauge
- Willamette River 10 gauges
- Nestucca River 1 gauge
- Trask River 1 gauge
- Wilson River 2 gauges
Frequently asked questions
Is the Alsea River flooding right now?
No. The Alsea River is below flood stage at Tidewater, OR, its only gauge, as of 2026-10-13.
How high is the Alsea River?
The Alsea River is at 1.12 ft at Tidewater, OR, the only gauge on the river.
Where is the Alsea River measured?
The National Weather Service and USGS operate one gauge on the Alsea River, at Tidewater, OR.
What does flood stage mean?
Flood stage is the height at which a river begins to cause problems at that specific location. On the Alsea River it is set for the gauge at Tidewater, OR, so it describes conditions there rather than along the whole river. Action stage is the lower level at which forecasters start watching closely.
River stages and flood categories from the NOAA National Weather Service; daily history from the U.S. Geological Survey. For flood safety decisions always follow official National Weather Service warnings.