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 (1992) | 25th percen- tile | Most Recent Instantaneous Value Jun 11 | Median | Mean | 75th percen- tile | Max (2010) |
|---|---|---|---|---|---|---|
| 3.80 | 12 | 16.2 | 18 | 31 | 36 | 172 |