A major earthquake hasn’t struck any of California’s biggest cities in more than three decades, but experts and officials say the so-called “Big One” is a matter of when, not if.
And the risk is far from isolated, even in a state this large.
“It shouldn’t come as a surprise that 70% of Californians live within 30 miles of an active fault,” California State Geologist Jeremy Lancaster said during a recent webinar. “We have seven active volcanoes; we have landslides; we have tsunamis; we have thousands of miles of active faults.”…