Indiana vs Missouri Earthquake Risk

Missouri has a higher earthquake risk with a score of 6/10 (Moderate-High) compared to Indiana at 2/10 (Low). This means Missouri faces more frequent and potentially more destructive seismic events.

Indiana averages approximately 5 earthquakes per year, while Missouri averages about 200 per year. Missouri experiences roughly 195 more earthquakes annually.

Indiana is associated with Wabash Valley Seismic Zone. Missouri is associated with New Madrid Seismic Zone. These fault systems determine the type and frequency of seismic activity each state experiences.

In Indiana, approximately 5% of the population lives in areas at risk from earthquakes, compared to 30% in Missouri. Missouri has a larger percentage of residents exposed to seismic hazard.

Indiana's most notable earthquake: 2008 Mt. Carmel (M5.2, nearby). Missouri's most notable earthquake: 1811-12 New Madrid (M7.5-7.7). These historical events illustrate the seismic potential of each state.