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The City of Portland, Oregon

Environmental Services

working for clean rivers

Phone: 503-823-7740

Fax: 503-823-6995

1120 SW 5th Ave, Suite 613, Portland, OR 97204

More Contact Info

  • Learn About Salmon in Portland Did you know Portland is working to recover and protect local endangered salmon?

  • Financial Assistance Need help paying your bill? Click here for information on financial assistance

  • We are Portland's sewer and stormwater services provider.

  • We work to protect and improve watershed health.

  • We plan, design and construct system improvements.

  • We work with industries to pretreat wastewater and manage stormwater onsite.

  • Learn more about the stormwater discount program.

  • We are committed to providing meaningful access.


Our Mission Statement

Environmental Services manages Portland's wastewater and stormwater infrastructure to protect public health and the environment.

Treatment Plant Tour

The Columbia Boulevard Wastewater Treatment Plant is Oregon's largest water reclamation facility. Come and see firsthand how the plant works. Book individual or group tours at For more information, call 503-823-2400.


  • RT @JohnsonCreekWC: Still spots to get outside, plant some trees, mulch, and enjoy a free burrito to go. This Saturday 9am-12 Watershed Wid… 2 hours ago
  • RT @PortlandBPS: Do you have a green compost bin? You can help Portland prevent flooding by clearing branches and leaves from storm drain… 8 hours ago
  • Boldly going where you don’t want to go... Our crews are repairing sewers throughout Portland. Check out current c… 9 hours ago
  • RT @BESPortland: Join us for the next online FREE Fix It Fair - March 4. Find out how you and the City can keep our rivers clean and neighb… 3 days ago