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 (1953) | 25th percen- tile | Median | Mean | 75th percen- tile | Most Recent Instantaneous Value Dec 21 | Max (2015) |
|---|---|---|---|---|---|---|
| 649 | 1620 | 2700 | 3850 | 4040 | 10600 | 19500 |