Station operated in cooperation with the U.S. Army Corps of Engineers Walla Walla District and Confederated Tribes of the Umatilla Indian Reservation (CTUIR).
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 |
| Min (1977) | 25th percen- tile | Median | Most Recent Instantaneous Value Feb 10 | Mean | 75th percen- tile | Max (1996) |
|---|---|---|---|---|---|---|
| 714 | 1240 | 1820 | 1850 | 2840 | 3050 | 28400 |