Sandy River near Bull Run, OR
River level and flood forecast · Multnomah County
The river is 11.7 ft below flood stage (19.3 ft).
Forecast to hold near 7.6 ft through Mon, Oct 19, 5 PM.
Flow: 266 cubic feet per second (USGS).
The last 7 days and the forecast
NWS forecast issued Mon, Oct 12, 8:22 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 Sandy River near Bull Run to flood, when it floods, and when it's over.
Flood stages
| Major flood stage | 21.5 ft |
| Moderate flood stage | 20.5 ft |
| Flood stage | 19.3 ft |
| Action stage | 18 ft |
| Record crest (February 7, 1996) | 22.59 ft |
What floods at each level
From the National Weather Service, highest first.
- 21.5 ftexpect significant bank erosion, large amounts of debris in the river, and flooding of low areas along the river, especially in the lower reach of the Sandy near Troutdale.
- 19.3 ftexpect areas of significant bank erosion and some minor flooding of low areas along the Sandy from Ten Eyck Road Bridge, also called Revenue Bridge downstream to Troutdale.
Highest crests on record
- 22.59 ft — February 7, 1996
- 22.3 ft — December 22, 1964
- 21.84 ft — January 16, 2011
- 21.62 ft — January 2, 2009
- 21.44 ft — November 25, 1999
Recent crests: 21.37 ft (December 19, 2025) · 16.84 ft (December 7, 2015) · 17.8 ft (December 2, 2013) · 21.84 ft (January 16, 2011) · 21.62 ft (January 2, 2009)
Up and down the river, and nearby
Not an official source. River levels, forecasts, flood stages and impacts are from the National Weather Service (SNDO3); flow from the U.S. Geological Survey. Readings are provisional. In a flood, follow your local officials and the NWS at weather.gov.