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Environmental Services

working for clean rivers

Phone: 503-823-7740

Fax: 503-823-6995

MAILING ADDRESS: 1120 SW 5th Ave, Room 1000, Portland, OR 97204

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flow testingMonitoring Performance

Environmental Services promotes low-impact, sustainable stormwater management that uses natural systems and functions to manage stormwater runoff as close to the source as possible. Gathering performance data on sustainable stormwater facilities and long-term facility monitoring help measure benefits, improve design and function, and lower maintenance costs.