Missouri vs Tennessee Earthquake Risk

Missouri has a higher earthquake risk with a score of 6/10 (Moderate-High) compared to Tennessee at 5/10 (Moderate). This means Missouri faces more frequent and potentially more destructive seismic events.

Missouri averages approximately 200 earthquakes per year, while Tennessee averages about 50 per year. Missouri experiences roughly 150 more earthquakes annually.

Missouri is associated with New Madrid Seismic Zone. Tennessee is associated with New Madrid Seismic Zone (western TN). These fault systems determine the type and frequency of seismic activity each state experiences.

In Missouri, approximately 30% of the population lives in areas at risk from earthquakes, compared to 25% in Tennessee. Missouri has a larger percentage of residents exposed to seismic hazard.

Missouri's most notable earthquake: 1811-12 New Madrid (M7.5-7.7). Tennessee's most notable earthquake: 1811 New Madrid (felt strongly). These historical events illustrate the seismic potential of each state.