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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) | Most Recent Instantaneous Value May 28 | 25th percen- tile | Median | Mean | 75th percen- tile | Max (2004) |
|---|---|---|---|---|---|---|
| 576 | 1030 | 1400 | 2160 | 2440 | 3180 | 5930 |