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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.
The Willamette River in the northern section of the valley. The Willamette Valley is prone to periodic floods. Notable floods include the Great Flood of 1862, events in 1899, the Christmas flood of 1964, and the Willamette Valley flood of 1996. Part of its floodplain is a National Natural Landmark called the Willamette Floodplain.
Willamette Riverkeeper is the only non-profit organization that works solely to protect and restore the Willamette River's water quality and habitat. Over the years they have advocated, educated, and worked in a hands-on manner to improve conditions along the Willamette - with the support of many members of the general public.
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 .
The Willamette River Greenway is a cooperative state and local government effort to maintain and enhance the scenic, recreational, historic, natural and agricultural qualities of the Willamette River and its adjacent lands. [1] A number of trails exist along the greenway, but significant gaps still exist. [2]
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 ...
[2] [3] [4] HAP was founded by Willie Levenson, whose official title is the organization's Ringleader, [2] is a tireless and effective advocate for swimming in the Willamette River [5] he brings his love of water to his work as an activist for recreational access to the Willamette River in Portland. [6] [7] [8] [9]
The Kalapuya are a Native American people, which had eight independent groups speaking three mutually intelligible dialects.The Kalapuya tribes' traditional homelands were the Willamette Valley of present-day western Oregon in the United States, an area bounded by the Cascade Range to the east, the Oregon Coast Range at the west, the Columbia River at the north, to the Calapooya Mountains of ...