27 August 2011

Animated GIF of Virginia quake aftershocks

Posted by Callan Bentley

So last Tuesday we had an earthquake, and we expected some aftershocks as the crust in the Mineral, Virginia, area adjusted to the new stress regime. We expected those aftershocks to be lesser in magnitude, and to take place after the main shock. In other words, we would predict the following:

And, indeed, over the past several days, that’s actually what happened: