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After the Disasters that Formed the Crater Lake and Crooked River Calderas, St. Helens was Hardly a Blip...Right? Uh, Right?

Yup, perspective is everything. I've been going on for several posts about prehistoric volcanic eruptions that were pretty much unimaginable in their violence and destructiveness. The Crater Lake eruption took place 7,700 years ago, and put 15 cubic miles of ash into the atmosphere, covering much of the western North America. The Crooked River Caldera dwarfed the Crater Lake event, with something like 200 cubic miles of ash.
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