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 | Mean | 75th percen- tile | Max (2017) |
|---|---|---|---|---|---|---|
| 5.91 | 6.74 | 15 | 31 | 52 | 59 | 475 |