Nuclear Power Plant Design and Seismic Safety Considerations

"The earthquake and subsequent tsunami that devastated Japan’s Fukushima Daiichi nuclear power
station and the earthquake that forced the North Anna, VA, nuclear power plant’s temporary
shutdown have focused attention on the seismic criteria applied to siting and designing
commercial nuclear power plants. Some Members of Congress have questioned whether U.S
nuclear plants are more vulnerable to seismic threats than previously assessed, particularly given
the Nuclear Regulatory Commission’s (NRC’s) ongoing reassessment of seismic risks at certain
plant sites..."