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The Willamette River (/ w ɪ ˈ l æ m ɪ t / ⓘ wil-AM-it) 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 (301 km) long, lying entirely in northwestern Oregon in the United States.
In the natural condition of the river, Portland was the farthest point on the river where the water was deep enough to allow ocean-going ships. Rapids further upstream at Clackamas were a hazard to navigation, and all river traffic had to portage around Willamette Falls, where Oregon City had been established as the first major town inland from Astoria.
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 .
headwaters of the North Fork Middle Fork Willamette River: Lake Wallula: impoundment of the Columbia River formed by McNary Dam: Warm Springs Reservoir: an impoundment of the Malheur River: Walling Pond: A public use, privately owned fishing pond in Salem: Walter Wirth Lake: A former gravel pit turned fishing pond in Salem: Walton Lake: A lake ...
Lookout Point Lake (also Lookout Point Reservoir) [3] is a large reservoir on the Middle Fork Willamette River in Lane County, Oregon, United States.It was created in 1953 with the construction of Lookout Point Dam.
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.
The river has Oregon's longest covered bridge crossing it at Westfir, the Office Bridge. [3] Portions of the river were designated wild and scenic in 1988. [ 4 ] [ 5 ] The portion from Waldo Lake to 1 mile (1.6 km) upstream from Westfir is designated scenic by the State of Oregon [ 6 ] and is known for its native trout by fly fishermen.
The falls is a horseshoe-shaped, block waterfall caused by a basalt shelf in the river floor. The 40 ft (12 m) high and 1500 ft (457 m) wide falls occur 26 river miles (42 km) upstream from the Willamette's confluence with the Columbia River. Operated by the U.S. Army Corps of Engineers, the lock was a four lock canal and was the oldest ...