This is an incomplete list of earthquakes in the U.S state of Montana. Only earthquakes with a magnitude of 6.0 or greater are listed. Aftershocks are not included, unless they were of great significance or contributed to a death toll.
Earthquakes + Date Location MMI Deaths Injuries Damage / notes Ref 1959-08-18 Hebgen Lake 7.2 IX 28+ $11 million 1935-10-31 Helena 6.0 VIII 2 Aftershock.1935-10-18 Helena 6.2 VIII 21925-06-27Townsend 6.9 IX 2 $150,0001897-11-04Dillon 6.4 Note: The inclusion criteria for adding events are based on WikiProject Earthquakes' notability guideline that was developed for stand-alone articles. The principles described also apply to lists. In summary, only damaging, injurious, or deadly events and those of scientific interest should be recorded.
See also List of earthquakes in the United States List of earthquakes in Utah List of earthquakes in Nevada
References