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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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Industrial Pretreatment Program

Industrial Pretreatment


The Industrial Pretreatment Program protects Portland’s water resources, sewer treatment systems, and public health by working with commercial and industrial customers to control discharges of harmful pollutants to the environment.

Industrial Pretreatment Awards

Each year, Environmental Services recognizes industrial customers that work to protect the environment and keep our rivers, streams and watersheds healthy.

ADCM Program

Alternative Discharge Control Mechanism Program

Batch Discharges

Requirements for discharges to the Portland sewer system

Industrial Survey

For City of Portland industrial and commercial sewer users