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Environmental Services

working for clean rivers

Phone: 503-823-7740

Fax: 503-823-6995

1120 SW 5th Avenue, Room 1000, Portland, OR 97204

More Contact Info

Approved Manufactured Stormwater Treatment Technologies

Contech Filterra Bioretention Systems

July 9, 2015 approval and conditions of use

Modular Wetland Systems – Linear

June 21, 2016 approval and conditions of use