Earthquakes in Idaho

Live seismic activity data from USGS

About Idaho

Idaho sits along the Intermountain Seismic Belt and experiences frequent small to moderate earthquakes. The 1983 Borah Peak earthquake was the largest in the state's recorded history.

Seismic Activity in Idaho

Idaho sits along the Intermountain Seismic Belt and experiences frequent small to moderate earthquakes. The 1983 Borah Peak earthquake was the largest in the state's recorded history.

Idaho has a Moderate seismic risk level based on historical earthquake data and proximity to active fault lines.

Frequently Asked Questions

How many earthquakes occur in Idaho?

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

Is Idaho at risk for earthquakes?

Idaho has a moderate seismic risk level. Idaho sits along the Intermountain Seismic Belt and experiences frequent small to moderate earthquakes. The 1983 Borah Peak earthquake was the largest in the state's recorded history.

How can I prepare for earthquakes in Idaho?

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.