Industrial Pretreatment Program

Clean Water Services provides consistent guidance and technical assistance to keep industrial users in compliance with federal regulations. Our regional wastewater treatment facilities, located throughout urban Washington County, allow flexibility when locating a new industrial site. Our Source Control department is here to help, contact us at or (503) 681-5175.

Frequently asked questions

Pretreatment regulations

Temporary dischargers

Awards program


Business & Industry

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