Station operated in cooperation with Portland Water Bureau.
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 |
| Min (2003) | 25th percen- tile | Median | Mean | 75th percen- tile | Max (1988) | Most Recent Instantaneous Value Dec 10 |
|---|---|---|---|---|---|---|
| 342 | 1500 | 2460 | 3690 | 4540 | 19300 | 20300 |