Seismic Hazard Map

Magnitude 4.5 WESTERN MONTANA
Monday, October 31, 2005 at 00:23:30 UTC

Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver

Seismic Hazard Map

State boundaries in blue; county boundaries in green.

National Seismic Hazard Mapping Project USGS National Seismic Hazard Mapping Project