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October 20, 2016

Two San Francisco-area quake faults connect

  • The discovery confirms suspicions that the stage is set for what could be a massive quake.
    • By ALICIA CHANG
    AP Science Writer

    LOS ANGELES — The most dangerous earthquake fault in the San Francisco Bay Area is connected to another, which means both could rupture simultaneously and unleash major devastation, a new study finds.

    The Hayward Fault has long been considered a threat because it runs under densely populated neighborhoods east of San Francisco. The new work found that beneath San Pablo Bay, it joins with a second, less active underground fracture to the north.


     
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