Columbia Boulevard Wastewater Treatment Plant Closed to Tours During Construction
Portland’s main wastewater treatment plant will be closed to tours until after Environmental Services completes a major upgrade and expansion project at the plant. Learn more about the Secondary Treatment Expansion Program underway now.
The practice of resource recovery transforms waste materials into valuable products. Through the wastewater treatment process, Environmental Services recovers valuable resources like energy—while preparing the water for its return to the water cycle. This helps us create a more sustainable future.