Colorado vs Kansas Earthquake Risk

Colorado has a higher earthquake risk with a score of 4/10 (Moderate) compared to Kansas at 2/10 (Low). This means Colorado faces more frequent and potentially more destructive seismic events.

Colorado averages approximately 50 earthquakes per year, while Kansas averages about 20 per year. Colorado experiences roughly 30 more earthquakes annually.

Colorado is associated with Rio Grande Rift. Kansas is associated with Induced seismicity (near OK border). These fault systems determine the type and frequency of seismic activity each state experiences.

In Colorado, approximately 25% of the population lives in areas at risk from earthquakes, compared to 5% in Kansas. Colorado has a larger percentage of residents exposed to seismic hazard.

Colorado's most notable earthquake: 1882 Northern Colorado (M6.6). Kansas's most notable earthquake: 2014 Harper County (M4.9). These historical events illustrate the seismic potential of each state.