S. Santiam River at Waterloo, OR
River level and flood forecast · Linn County
The river is 8.7 ft below flood stage (12 ft).
Forecast to hold near 3.3 ft through Mon, Oct 19, 5 PM.
Flow: 1,350 cubic feet per second (USGS).
River camera
Watch the time-lapse
Camera by the U.S. Geological Survey. Most take a picture every hour, some every few minutes; many stop at night.
The last 7 days and the forecast
NWS forecast issued Mon, Oct 12, 8:25 AM. Forecasts change as rain falls and as upstream water arrives.
Get flood alerts for this river
An email when the National Weather Service forecasts S. Santiam River at Waterloo to flood, when it floods, and when it's over.
Flood stages
| Major flood stage | 16 ft |
| Moderate flood stage | 14 ft |
| Flood stage | 12 ft |
| Action stage | 10.2 ft |
| Record crest (December 22, 1964) | 24.5 ft |
What floods at each level
From the National Weather Service, highest first.
- 16 ftexpect widespread flooding of low-lying farmland and property from Sweet Home downstream to Lebanon, with some flooding of secondary roads near the South Santiam.
- 12 ftexpect flooding of low-lying areas along the river.
Highest crests on record
- 24.5 ft — December 22, 1964
- 22.85 ft — December 28, 1945
- 22 ft — March 31, 1931
- 21.1 ft — December 11, 1956
- 21.08 ft — February 10, 1961
Recent crests: 11.96 ft (April 12, 2019) · 10.08 ft (November 26, 1999) · 11.31 ft (November 19, 1996) · 13.09 ft (February 7, 1996) · 10.58 ft (January 15, 1974)
Up and down the river, and nearby
Not an official source. River levels, forecasts, flood stages and impacts are from the National Weather Service (WTLO3); flow from the U.S. Geological Survey. Readings are provisional. In a flood, follow your local officials and the NWS at weather.gov.