🌍 where
Where is the Columbia River Basalt Group?
GeologyVolcanism
Quick Answer
It is in the northwestern United States, mainly in Washington, Oregon, and Idaho. It formed from enormous lava eruptions millions of years ago.
The Full Story
The Columbia River Basalt Group is a major flood basalt province in the Pacific Northwest. Its lava flows covered large parts of Washington, Oregon, and Idaho between about 17 and 6 million years ago. The basalt layers can be seen in cliffs, canyons, and plateau landscapes across the region. It is one of the best examples of huge fissure eruptions in Earth’s geological record.
Key Facts
1.Found in Washington, Oregon, and Idaho
2.Emplaced mostly between 17 and 6 million years ago
3.Created by flood basalt eruptions
YouTube Angle
Suggested video title for this topic:
"When lava covered the Pacific Northwest"