Sandy River near Bull Run
Critical Stages
18' - Action
19.3' - Flood
20.5' - Moderate
21.5' - Major
Latest Observation
Updated: 9:45 PM PST 12/14/25
Status: No Flooding
Stage: 10.47 ft
Flow: 3.31 kcfs
Forecast
| Time | Stage (ft) | Flow (kcfs) |
|---|---|---|
| 4 AM 12/15 | 10.67 | 3.69 |
| 10 AM 12/15 | 10.8 | 3.94 |
| 4 PM 12/15 | 11.42 | 5.32 |
| 10 PM 12/15 | 11.95 | 6.69 |
| 4 AM 12/16 | 12.02 | 6.89 |
| 10 AM 12/16 | 12.02 | 6.89 |
| 4 PM 12/16 | 12.03 | 6.91 |
| 10 PM 12/16 | 12.14 | 7.23 |
| 4 AM 12/17 | 13.68 | 11.9 |
| 10 AM 12/17 | 14.84 | 16.1 |
| 4 PM 12/17 | 13.83 | 12.4 |
| 10 PM 12/17 | 13.36 | 10.9 |
| 4 AM 12/18 | 12.85 | 9.48 |
| 10 AM 12/18 | 12.77 | 9.23 |
| 4 PM 12/18 | 13.95 | 12.8 |
| 10 PM 12/18 | 15.72 | 19.9 |
| 4 AM 12/19 | 16.69 | 24.6 |
| 10 AM 12/19 | 16.6 | 24.1 |
| 4 PM 12/19 | 15.54 | 19.1 |
| 10 PM 12/19 | 14.54 | 15 |
| 4 AM 12/20 | 13.79 | 12.3 |
| 10 AM 12/20 | 13.19 | 10.5 |
| 4 PM 12/20 | 12.77 | 9.23 |
| 10 PM 12/20 | 12.52 | 8.41 |
| 4 AM 12/21 | 12.37 | 7.92 |
| 10 AM 12/21 | 12.26 | 7.58 |
| 4 PM 12/21 | 12.16 | 7.29 |
| 10 PM 12/21 | 12.15 | 7.26 |
| 4 AM 12/22 | 12.23 | 7.49 |
| 10 AM 12/22 | 12.35 | 7.86 |
| 4 PM 12/22 | 12.46 | 8.21 |
| 10 PM 12/22 | 12.54 | 8.47 |
| 4 AM 12/23 | 12.55 | 8.51 |
| 10 AM 12/23 | 12.52 | 8.41 |
| 4 PM 12/23 | 12.43 | 8.11 |
| 10 PM 12/23 | 12.32 | 7.76 |
| 4 AM 12/24 | 12.22 | 7.47 |
| Time | Stage (ft) | Flow (kcfs) |
|---|---|---|
| 9:45 PM 12/14 | 10.47 | 3.31 |
| 9:30 PM 12/14 | 10.47 | 3.31 |
| 9:15 PM 12/14 | 10.48 | 3.33 |
| 9:00 PM 12/14 | 10.47 | 3.31 |
| 8:45 PM 12/14 | 10.46 | 3.29 |
| 8:30 PM 12/14 | 10.48 | 3.33 |
| 8:15 PM 12/14 | 10.48 | 3.33 |
| 8:00 PM 12/14 | 10.48 | 3.33 |
| 7:45 PM 12/14 | 10.49 | 3.35 |
| 7:30 PM 12/14 | 10.5 | 3.37 |
| 7:15 PM 12/14 | 10.5 | 3.37 |
| 7:00 PM 12/14 | 10.52 | 3.4 |
| 6:45 PM 12/14 | 10.53 | 3.42 |
| 6:30 PM 12/14 | 10.54 | 3.44 |
| 6:15 PM 12/14 | 10.57 | 3.5 |
| 6:00 PM 12/14 | 10.57 | 3.5 |
| 5:45 PM 12/14 | 10.58 | 3.51 |
| 5:30 PM 12/14 | 10.59 | 3.53 |
| 5:15 PM 12/14 | 10.6 | 3.55 |
| 5:00 PM 12/14 | 10.61 | 3.57 |
| 4:45 PM 12/14 | 10.62 | 3.59 |
| 4:30 PM 12/14 | 10.64 | 3.63 |
| 4:15 PM 12/14 | 10.66 | 3.67 |
| 4:00 PM 12/14 | 10.66 | 3.67 |
| 3:45 PM 12/14 | 10.68 | 3.71 |
| 3:30 PM 12/14 | 10.67 | 3.69 |
| 3:15 PM 12/14 | 10.67 | 3.69 |
| 3:00 PM 12/14 | 10.69 | 3.72 |
| 2:45 PM 12/14 | 10.7 | 3.74 |
| 2:30 PM 12/14 | 10.7 | 3.74 |
21.5' -
expect 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' -
expect 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.
| Date | Stage (ft) |
|---|---|
| Feb 7, 1996 | 22.59 |
| Dec 22, 1964 | 22.3 |
| Jan 16, 2011 | 21.84 |
| Jan 2, 2009 | 21.62 |
| Nov 25, 1999 | 21.44 |
| Feb 23, 1986 | 20.98 |
| Mar 31, 1931 | 20.6 |
| Dec 28, 1999 | 19.38 |
| Nov 7, 2006 | 19.3 |
| Oct 31, 1994 | 18.33 |
| Dec 2, 2013 | 17.8 |
| Apr 27, 1990 | 17.45 |
| Dec 7, 2015 | 16.84 |
Data provided by the National Weather Service.
