December 30, 2007
Earthquake Felt In Yellowstone National Park

A magnitude 3.6, intensity III earthquake occurred 12 miles northeast of West Yellowstone, Montana at 20:29 MST on December 30, 2007. The U.S. Geological Survey National Earthquake Information Center in Golden, Colorado reported this earthquake to the Wyoming State Geological Survey. The quake was felt as intensity III in Yellowstone National Park and West Yellowstone, Montana. No damage has been reported from this event at this time.

The WSGS has generated seismological characterizations of all Wyoming counties (see Earthquake Database), which include analyses of historic seismicity as well as projections of possible future earthquakes. For more information, please contact Seth Wittke by phone at (307) 766-2286, ext. 244, or by email at seth.wittke@wyo.gov.

Press Release
from the Office of the Wyoming State Geologist
Ron Surdam, State Geologist