Columbia Plateau
Sign in to saveplateau in Washington, Oregon, and Idaho in the United States
Wikidata facts
- Has part
- Grand Coulee
- Country
- United States
- Located in
- Washington
- Image
- PacificNW volcanics.png
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- on focus list of Wikimedia project
- Wikipedia:Vital articles/Level/4
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Encyclopedic overview
The Columbia Plateau covers much of the Columbia River Basalt Group, shown in green on this map. 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. It is a wide flood basalt plateau between the Cascade Range and the Rocky Mountains, cut through by the Columbia River.
Excerpted from Wikipedia’s “Columbia Plateau” article, available under the CC BY-SA 4.0 licence.