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This list of Oregon rivers is organized alphabetically and by tributary structure. The list may also include streams known as creeks, brooks, forks, branches and prongs, as well as sloughs and channels. A list of rivers of the Americas and a list of Pacific Ocean coast rivers of the Americas are also available, as is a list of Oregon lakes.
Oregon (/ ˈ ɒr ɪ ɡ ən,-ɡ ɒ n / ⓘ ORR-ih-ghən, -gon) [7] [8] is a state in the Pacific Northwest region of the United States. It is a part of the Western U.S., with the Columbia River delineating much of Oregon's northern boundary with Washington, while the Snake River delineates much of its eastern boundary with Idaho.
This is a list of rivers in the U.S. state of Washington. ... USGS Hydrologic Unit Map - State of Washington (1974) This page was last edited on 26 ...
The Washington cities of Spokane, Yakima and Pasco, and the Oregon city of Pendleton, lie on the Columbia Plateau. The Columbia Plateau is an important geologic and geographic region that lies across parts of the U.S. states of Washington, Oregon, and Idaho. [1]
Seventy-seven rivers and creeks of at least 50 miles (80 km) in total length are the longest streams of the U.S. state of Oregon. All of these streams originate in the United States except the longest, the Columbia , which begins in the Canadian province of British Columbia and flows 1,249 miles (2,010 km) to the sea near Astoria .
The high desert of Oregon is located in the central and southeastern parts of the state. It covers approximately 24,000 square miles (62,000 km 2), extending approximately 200 miles (320 km) from central Oregon east to the Idaho border and 130 mi (210 km) from central Oregon south to the Nevada border. [1]
Map of the United States with Oregon highlighted Oregon is a state in the Pacific Northwest region of the United States. As of the 2020 U.S. census, it is the 27th-most populous state, with 4,237,256 inhabitants, and ranked 10th by land area, spanning 95,988 square miles (248,610 km 2) of land. Oregon is divided into 36 counties and contains 241 incorporated cities. Approximately 71 percent of ...
The Pacific coast of Westport. Washington is the northwesternmost state of the contiguous United States.It borders Idaho to the east, bounded mostly by the meridian running north from the confluence of the Snake River and Clearwater River (about 117°02'23" west), except for the southernmost section where the border follows the Snake River.