The 2017 Yellowstone Earthquake Swarm Is Now One of the Biggest on Record with 2,300 Quakes Since June

The ongoing swarm at Yellowstone National Park is now one of the longest and largest on record. The largest swarm ever recorded was in October 1985; it lasted for three months and included more than 3,000 earthquakes. There was another large swarm in 2010, when more than 2,000 events were recorded over a month. To add to this nerve racking … Continue reading →