Rubble from a collapsed Marina District apartment building litters one lot while across the street, a building is shored up in San Francisco on Oct. 1, 1989. (FEMA photo)

Two of the Biggest U.S. Earthquake Faults Might be Linked

Two of North America’s most fearsome earthquake zones could be linked.

A controversial study argues that at least eight times in the past 3,000 years, quakes made a one–two punch off the west coast of the United States. A quake hit the Cascadia fault off the coast of northern California, triggering a second quake on the San Andreas fault just to the south. In some cases, the delay between the quakes may have been decades long.

The study suggests that Cascadia, which scientists think is capable of unleashing a magnitude-9 earthquake at any time, could set off quakes on the northern San Andreas, which runs under the San Francisco Bay Area.

Read more at Nature

(Visited 239 times, 1 visits today)

The Government Technology & Services Coalition's Homeland Security Today (HSToday) is the premier news and information resource for the homeland security community, dedicated to elevating the discussions and insights that can support a safe and secure nation. A non-profit magazine and media platform, HSToday provides readers with the whole story, placing facts and comments in context to inform debate and drive realistic solutions to some of the nation’s most vexing security challenges.

Leave a Reply

Latest from Emergency Preparedness

SIGN UP NOW for FREE News & Analysis on topics of your choice across homeland security!

BEYOND POLITICS.  IT'S ABOUT THE MISSION. 

Go to Top