Massachusetts vs New York Earthquake Risk

Massachusetts and New York 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 New York averages about 10 per year. New York experiences roughly 5 more earthquakes annually.

Massachusetts is associated with Cape Ann seismic zone. New York is associated with Ramapo Fault. 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 New York. New York has a larger percentage of residents exposed to seismic hazard.

Massachusetts's most notable earthquake: 1755 Cape Ann (M6.0). New York's most notable earthquake: 1944 Massena (M5.8). These historical events illustrate the seismic potential of each state.