description Columbia River Overview
The Columbia River is the largest river in the Pacific Northwest region of North America by water volume. It flows for 1,243 miles, originating in the Rocky Mountains of British Columbia, Canada, before traveling south and west through the United States. Along its course, it forms a significant portion of the border between Washington and Oregon states before emptying into the Pacific Ocean. The river's extensive basin has been heavily developed for hydroelectric power generation, navigation, and irrigation.
help Columbia River FAQ
How long is the Columbia River?
The Columbia River flows for 1,243 miles, making it the largest river in the Pacific Northwest by water volume. It originates in the Rocky Mountains of British Columbia and travels through the United States.
What states does the Columbia River form a border between?
As the river travels through the United States, it forms the natural border between Washington and Oregon. It eventually empties into the Pacific Ocean.
Can you fish for salmon in the Columbia River?
Yes, the Columbia River is historically one of the most important rivers in the world for salmon migration. Anglers visit the river to fish for Chinook, Coho, and Sockeye salmon.
What is the largest hydroelectric dam on the Columbia River?
The Grand Coulee Dam is the largest concrete structure and the largest hydroelectric power producer on the Columbia River. It is located in central Washington state.
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