M 4.2 in eastern Yellowstone National Park

PRESS RELEASE

University of Utah Seismograph Stations

Released: May 11, 2022 08:35 AM MDT

The University of Utah Seismograph Stations reports that a light earthquake of magnitude 4.2 occurred at 07:32 AM on May 11, 2022 (MDT).  The epicenter of the shock was located about 13 mi north of the East Entrance of Yellowstone National Park.  A total of 5 earthquakes of magnitude 3.0 or greater have occurred within 16 mi of the epicenter of this event since 1962.  The largest of these events was a magnitude 4.2 on March 25, 2008, 20 mi NE of Fishing Bridge, WY.

Anyone who felt the earthquake is encouraged to fill out a survey form on the US Geological Survey website: earthquake.usgs.gov.