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July 21, 2014

New maps shake up thinking about U.S. earthquake hazards

  • The seismic hazard map updates take into account research from the devastating 2011 quake off Japan and the surprise 2011 Virginia temblor.
  • By SETH BORENSTEIN
    AP Science Writer

    WASHINGTON — A new federal earthquake map dials up the shaking hazard just a bit for about one-third of the United States and lowers it for one-tenth.

    The U.S. Geological Survey has updated its national seismic hazard maps for the first time since 2008, taking into account research from the devastating 2011 earthquake and tsunami off the Japanese coast and the surprise 2011 Virginia temblor.


     
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