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 (1945) | 25th percen- tile | Median | Mean | Most Recent Instantaneous Value Dec 27 | 75th percen- tile | Max (1997) |
|---|---|---|---|---|---|---|
| 586 | 1690 | 2330 | 3500 | 3530 | 3530 | 15700 |