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 (1952) | Most Recent Instantaneous Value Jan 20 | 25th percen- tile | Median | Mean | 75th percen- tile | Max (2012) |
|---|---|---|---|---|---|---|
| 664 | 1500 | 1680 | 2520 | 3490 | 4580 | 20300 |