San Diego's Rose Canyon fault is MORE dangerous than thought
San Diego's Rose Canyon Fault is at a greater risk of triggering powerful earthquakes than experts had first believed.
The fault line is believed to produce tremors that can measure up to 6.8 on the Richter Scale every 700 years.
Researchers had previously thought this would only happen every 1,000 to 1,500 years.
When it does hit, its power will be big enough to 'liquefy' the region.
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