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**astefecyAvevy** · 04-22-2010, 12:07 AM

When was the last time Yellowstone went poof ?

http://en.wikipedia.org/wiki/Yellowstone_Caldera

Last eruption: 70,000 years ago

Also,

The last full-scale eruption of the Yellowstone Supervolcano, the Lava Creek eruption which happened nearly 640,000 years ago[17], ejected approximately 240 cubic miles (1,000 km3) of rock and dust into the sky.[9]

04-22-2010, 12:07 AM	#35
astefecyAvevy Join Date Oct 2005 Posts 531 Senior Member	When was the last time Yellowstone went poof ? http://en.wikipedia.org/wiki/Yellowstone_Caldera Last eruption: 70,000 years ago Also, The last full-scale eruption of the Yellowstone Supervolcano, the Lava Creek eruption which happened nearly 640,000 years ago[17], ejected approximately 240 cubic miles (1,000 km3) of rock and dust into the sky.[9]
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