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 Mar 1 | Median | Mean | 75th percen- tile | Max (1996) |
|---|---|---|---|---|---|---|
| 13.0 | 24 | 26.8 | 27 | 28 | 34 | 48.0 |