1120 SW 5th Avenue, Room 1000, Portland, OR 97204
Odors produced from the collection system and wastewater treatment plant are captured and treated through a variety of odor treatment processes. Occasionally, maintenance activities will hinder the ability the capture and treat these odors, allowing them to be perceptible in surrounding neighborhoods. Environmental Services issues notification regarding these maintenance projects that may result in odors outside the plant’s boundaries.
- Secondary Clarifier #8 is being emptied for inspection and maintenance.
We know odors can be unpleasant and we make every effort to reduce them. We appreciate you taking the time to let us know of odors in your area.
Call 503-823-1700 to report odors (phone line is monitored 24/7).
Use the online Odor Monitor Report Form to report odors.
Request advance email notification of maintenance projects that may release odors from the plant.
Click here to receive odor alerts by email
October 10, 2014
Fill out and submit this form online to let us know about odor problems
Request a tour of the Columbia Blvd Wastewater Treatment Plant.