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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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Swimming in the Willamette River is fine most of the time. During the summer, Environmental Services regularly tests for E. coli bacteria to make sure that it’s safe.

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.