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 (1993) | 25th percen- tile | Most Recent Instantaneous Value Oct 28 | Median | Mean | 75th percen- tile | Max (2013) |
|---|---|---|---|---|---|---|
| 8.40 | 15 | 15.3 | 17 | 18 | 20 | 26.7 |