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The Columbia Plateau in Washington, Oregon, and Idaho is a flood basalt plateau. It formed during the Pliocene period and is one of the largest flood basalts to ever form on the planet.

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Q: What is the Columbia Plateau in Washington and Oregon?
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Related questions

Columbia plateau in Washington and Oregon is?

YES


He Columbia Plateau in Washington and Oregon is a flood basalt plateau?

Yes


What two states does the Columbia River separate?

Washington and Oregon border the Columbia River.


Where is Columbia plateau?

in Washington


What is the population in the columbia plateau?

The population of the Columbia Plateau region in the United States is approximately 1.6 million people. This region covers parts of Washington, Oregon, and Idaho and includes cities such as Spokane, Kennewick, and Yakima.


Which land region in Washington is the driest?

the most dry land region is columbia plateau


In which states is the Columbia Plateau located?

Columbia Plateau lies across parts of the United States of Washington, Oregan and Idaho. It is a wide flood basalt plateau and is cut through by the Columbia river.


Does the Columbia river divide Oregon and Washington?

No. It is in Washington state and borders Oregon.


What is the river between Oregon and Washington?

If you mean Oregon and Washington, you'd be looking for the Columbia River...


Which Washington land region is the driest?

I believe it is the Columbia Plateau.


Where are the tri-cities located?

Columbia Plateau in Washington State.


What mountain range passes through Washington and Orgeon?

The Cascade Range extends into both states, as does the Columbia Plateau, which includes the Blue Mountains in Oregon. There is also the Pacific Coast Range, which extends from Alaska to Mexico, which includes the Coast Range in Washington and Oregon.