Smaller aftershocks can occur in the days and weeks after an earthquake like the one that shook East Tennessee on May 11.

It is possible the Southeast will feel an earthquake aftershock in the coming ... aftershock within a year An earthquake jolted East Tennessee Saturday morning, according to the U.S. Geological ...

It is possible the Southeast will feel an earthquake aftershock in the coming ... a fault that slipped at the time of the mainshock. The frequency of these aftershocks decreases with time ...