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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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The Oak-Alder-Division subwatershed extends from the Willamette River between the Burnside and Ross Island Bridges to near SE 39th Avenue. It is defined as the Oak, Alder, and Division sewer basins. There are no stream channels in the subwatershed.
Maps & Files

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