Station operated in cooperation with the Confederated Tribes of the Umatilla Indian Reservation.
NOTE: River forecasts and additional data can be obtained at the National Weather Service's Advanced Hydrologic Prediction Services web page.
NOTE: The most current shifted rating for this site can be found at USGS Rating Depot website.
| Boating safety tips |
| Most Recent Instantaneous Value Aug 25 | Min (2003) | 25th percen- tile | Median | Mean | 75th percen- tile | Max (2004) |
|---|---|---|---|---|---|---|
| 30.9 | 31.0 | 35 | 40 | 41 | 45 | 77.0 |