Massachusetts vs Virginia Earthquake Risk

Massachusetts and Virginia share the same risk score of 3/10 (Low-Moderate). Both states face similar levels of seismic hazard, though the specific fault systems and earthquake characteristics differ.

Massachusetts averages approximately 5 earthquakes per year, while Virginia averages about 5 per year. Virginia experiences roughly 0 more earthquakes annually.

Massachusetts is associated with Cape Ann seismic zone. Virginia is associated with Central Virginia seismic zone. These fault systems determine the type and frequency of seismic activity each state experiences.

In Massachusetts, approximately 10% of the population lives in areas at risk from earthquakes, compared to 10% in Virginia. Virginia has a larger percentage of residents exposed to seismic hazard.

Massachusetts's most notable earthquake: 1755 Cape Ann (M6.0). Virginia's most notable earthquake: 2011 Mineral (M5.8). These historical events illustrate the seismic potential of each state.