Station operated in cooperation with Portland Water Bureau.
NOTE: The most current shifted rating for this site can be found at USGS Rating Depot website.
| Boating safety tips |
| Min (1977) | Most Recent Instantaneous Value Feb 7 | 25th percen- tile | Median | 75th percen- tile | Mean | Max (1996) |
|---|---|---|---|---|---|---|
| 7.50 | 10.9 | 21 | 34 | 51 | 57 | 560 |