QT Yellowstone Caldera (the eruptions of which can be violent enough to send a layer of ash six feet deep as far away as Chicago and which erupts every 600,000 or so years and last erupted 640,000 years ago) update

Earthquake Count
Yellowstone’s earthquake counts for the past six months, as of January 1, have gone from to 60 to 44 to 112┬áto 83 to 155 to 46.
The trend is apparent.

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