The Virginia Seismic Zone in the U.S. state of Virginia covers about 8,000 square kilometers (3,100 sq mi) in the Piedmont province. Earthquakes in the state are irregular and rarely reach over 4.5 in magnitude.
The Virginia Seismic Zone in the U.S. state of Virginia covers about 8,000 square kilometers (3,100 sq mi) in the Piedmont province. Earthquakes in the state are irregular and rarely reach over 4.5 in magnitude. (en)
The Virginia Seismic Zone in the U.S. state of Virginia covers about 8,000 square kilometers (3,100 sq mi) in the Piedmont province. Earthquakes in the state are irregular and rarely reach over 4.5 in magnitude. (en)