Station operated in cooperation with Clean Water Services, city of Lake Oswego, city of West Linn, and Clackamas County's Water Environment Services. Additional support provided by the city of Rivergrove.

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.