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 (1977) | 25th percen- tile | Median | Most Recent Instantaneous Value Dec 15 | Mean | 75th percen- tile | Max (1978) |
|---|---|---|---|---|---|---|
| 36.0 | 74 | 131 | 154 | 177 | 222 | 609 |