Seismicity of the United States

US seismicity Hawaii seismicity Puerto Rico seismicity Alaska seismicity Central US seismicity Western US seismicity Eastern US seismicity

Click on the map above or a link below to view the map for that area.

    Earthquakes represented are:
  • from USGS Centennial Catalog 1900 - 2002
  • from USGS/NEIC (PDE) Catalog 1973 - February 1, 2012
  • from USGS Comprehensive Earthquake Catalog (ComCat) - February 2, 2012 - present