Willamette River
Tributary in Oregon
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The Willamette River is a major tributary of the Columbia River, accounting for 12 to 15 percent of the Columbia's flow. The Willamette's main stem is 187 miles long, lying entirely in northwestern Oregon in the United States. Wikipedia
Bridges: Hawthorne Bridge, Steel Bridge, Fremont Bridge, and more
Mouth: Columbia River
Length: 187 mi
Sources: Middle Fork Willamette River and Coast Fork Willamette River
Discharge: 32,950 ft³/s
Headwaters: Waldo Lake