South Yamhill River
OR • US
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The South Yamhill River is a tributary of the Yamhill River, approximately 60 miles (97 km) long, in northwest Oregon in the United States. It drains an area of the Northern Oregon Coast Range, as well as part of the Willamette Valley west of the Willamette River.
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Click any point for details. Sections without stored geometry are drawn as straight put-in → take-out lines — actual courses follow the river.