Station operated in cooperation with city of Portland, Bureau of Environmental Services (BES).
NOTE: The most current shifted rating for this site can be found at USGS Rating Depot website.
| Min (2016) | 25th percen- tile | Median | Mean | 75th percen- tile | Max (2006) | Most Recent Instantaneous Value Jan 9 |
|---|---|---|---|---|---|---|
| 3.92 | 8.6 | 12 | 17 | 24 | 54.0 | 75.4 |