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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

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Combined Sewer Overflows (CSOs)

Environmental Services posts combined sewer overflow (CSO)
and sanitary sewer overflow (SSO) advisories on this page

Portland waterfront