Virginia has recorded 50 aftershocks since a 5.8-magnitude earthquake rattled the East Coast in August.
State and federal records show the aftershocks' magnitudes have ranged from 1.8 to 4.5, The Richmond Times-Dispatch reported.
The latest aftershock was a 2.1-magnitude temblor at 12:25 a.m. Monday, according to Ben Munch, of the Virginia Department of Emergency Management.
The Aug. 23 earthquake's epicenter was in Mineral. Gov. Bob McDonnell has said 1,404 homes in Louisa County were damaged.