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The Willamette River is a 187-mile (301 km) tributary of the Columbia River in the U.S. state of Oregon. The upper tributaries of the Willamette originate in mountains south and southeast of the twin cities of Eugene and Springfield .
Willamette Valley map showing main stem and major tributaries. The Willamette River drains a region of 11,478 square miles (29,730 km 2), which is 12 percent of the total area of Oregon. [4] Bounded by the Coast Range to the west and the Cascade Range to the east, the river basin is about 180 miles (290 km) long and 100 miles (160 km) wide. [13]
Pages in category "Tributaries of the Willamette River" The following 26 pages are in this category, out of 26 total. This list may not reflect recent changes .
The McKenzie River drains a region of about 1,300 square miles (3,400 km 2) and is one of the primary tributaries of the Willamette River. Elevations in the watershed range from 10,358 feet (3,157 m) at the summit of the South Sister to 375 feet (114 m) at the McKenzie's mouth on the Willamette River north of Eugene.
Johnson Creek is a 25-mile (40 km) tributary of the Willamette River in the Portland metropolitan area of the U.S. state of Oregon.Part of the drainage basin of the Columbia River, its catchment consists of 54 square miles (140 km 2) of mostly urban land occupied by about 180,000 people as of 2012.
Coast Fork Willamette and tributaries. ... In areas that are open for retention of coho salmon in the Willamette River basin upstream of Willamette Falls, anglers with a valid 2024 Oregon two-rod ...
Fall Creek is a 34-mile (55 km) tributary of the Middle Fork Willamette River in Lane County in the U.S. state of Oregon.Beginning in the Cascade Range, the creek flows generally west through the Willamette National Forest to enter the Middle Fork upstream of Jasper, southeast of Springfield and Eugene.
Overview of Oregon river drainage basins. This is a partial listing of rivers in the state of Oregon, United States.This list of Oregon rivers is organized alphabetically and by tributary structure.