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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

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Swimming in the Willamette River is fine most of the time. Bacteria levels were too high on only 1.5% of summer days from 2012 to 2014.

Green infrastructure filters pollutants and helps recharge groundwater. Portland has more than 1,500 green street planters.

None of Portland’s waterways meet all water quality goals. Pollutants like copper from car brake pads can harm salmon.

Trees along streams and rivers help cool the water and filter pollution.

Environmental Services collects water quality samples from Portland’s waterways and analyzes them at the Water Pollution Control Lab.