Willamette Subwatersheds

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Willamette Subwatersheds

Conditions unique to each of the 27 Willamette subwatersheds

Marquam-Woods

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The Marquam -Woods subwatershed extends from the West Hills to the Willamette River south of Interstate 405. It includes the Marquam Nature Park and parts of the Oregon Health Sciences University and Veterans Hospital complex. The South Waterfront redevelopment area, also referred to as north Macadam, is within the subwatershed.