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 |
| Most Recent Instantaneous Value Oct 15 | Min (2025) | 25th percen- tile | Median | 75th percen- tile | Mean | Max (2017) |
|---|---|---|---|---|---|---|
| 31.9 | 35.8 | 62 | 107 | 180 | 210 | 1650 |