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 (2020) | Most Recent Instantaneous Value Nov 21 | 25th percen- tile | Median | Mean | 75th percen- tile | Max (2013) |
|---|---|---|---|---|---|---|
| 1.53 | 2.11 | 3.3 | 5.5 | 9.9 | 15 | 57.3 |