California vs New York Earthquake Risk

California has a higher earthquake risk with a score of 10/10 (Very High) compared to New York at 3/10 (Low-Moderate). This means California faces more frequent and potentially more destructive seismic events.

California averages approximately 10,000 earthquakes per year, while New York averages about 10 per year. California experiences roughly 9,990 more earthquakes annually.

California is associated with San Andreas, Hayward, San Jacinto, Cascadia. New York is associated with Ramapo Fault. These fault systems determine the type and frequency of seismic activity each state experiences.

In California, approximately 98% of the population lives in areas at risk from earthquakes, compared to 10% in New York. California has a larger percentage of residents exposed to seismic hazard.

California's most notable earthquake: 1906 San Francisco (M7.9). New York's most notable earthquake: 1944 Massena (M5.8). These historical events illustrate the seismic potential of each state.