A small earthquake swarm continues in the western region of Yellowstone National Park, with one quake yesterday reaching 3.7 on the Richter scale, but experts say the activity is due to shifts in the Earth's crust, not any impending Yellowstone supervolcano eruption.
Small Earthquake Swarm Hits Yellowstone
A small earthquake swarm hit near the Old Faithful area of Yellowstone National Park over the weekend and is continuing now, in what researchers are calling a common occurrence in the region.
New Seismic Monitoring Equipment Slated for Yellowstone

Federal stimulus money will be used to add 10 more monitoring stations to Yellowstone National Park, providing even more data on seismic events and every little burp of the Yellowstone supervolcano.
Read More »Is Yellowstone Caldera Stabilizing? Recent Seismic Evidence Says Yes
With the caldera slowing its rise and seismic activity in the Park receding to normal levels, a new stretch of stability may in store for the Yellowstone National Park supervolcano.
Read More »