Station operated in cooperation with Portland General Electric.
NOTE: River forecasts and additional data can be obtained at the National Weather Service's Advanced Hydrologic Prediction Services web page.
NOTE: The most current shifted rating for this site can be found at USGS Rating Depot website.
| Boating safety tips |
| Min (1931) | Most Recent Instantaneous Value Jun 1 | 25th percen- tile | Median | Mean | 75th percen- tile | Max (1998) |
|---|---|---|---|---|---|---|
| 3300 | 3830 | 3880 | 4250 | 4380 | 4580 | 9490 |