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 (1938) | Most Recent Instantaneous Value Jul 10 | 25th percen- tile | Median | Mean | 75th percen- tile | Max (1954) |
|---|---|---|---|---|---|---|
| 338 | 474 | 637 | 750 | 852 | 996 | 2000 |