Earthquakes in South Dakota

Live seismic activity data from USGS

About South Dakota

South Dakota has very low seismic activity. The state sits on stable ancient bedrock and rarely experiences felt earthquakes.

Seismic Activity in South Dakota

South Dakota has very low seismic activity. The state sits on stable ancient bedrock and rarely experiences felt earthquakes.

South Dakota has a Low seismic risk level based on historical earthquake data and proximity to active fault lines.

Frequently Asked Questions

How many earthquakes occur in South Dakota?

The number of earthquakes varies based on seismic activity in the area. Check the stats above for current data.

Is South Dakota at risk for earthquakes?

South Dakota has a low seismic risk level. South Dakota has very low seismic activity. The state sits on stable ancient bedrock and rarely experiences felt earthquakes.

How can I prepare for earthquakes in South Dakota?

Residents should secure heavy furniture, create an emergency kit with supplies for 72 hours, develop a family communication plan, and practice "Drop, Cover, and Hold On" during earthquake drills. Visit our preparedness section for detailed guides.