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 (1992) | 25th percen- tile | Most Recent Instantaneous Value May 19 | Median | Mean | 75th percen- tile | Max (2008) |
|---|---|---|---|---|---|---|
| 698 | 1630 | 1650 | 2370 | 2770 | 3830 | 8620 |