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 | Median | Mean | 75th percen- tile | Most Recent Instantaneous Value Feb 25 | Max (1986) |
|---|---|---|---|---|---|---|
| 89.0 | 265 | 388 | 451 | 559 | 1080 | 1990 |