The Big One Is Coming. What Will Happen to Portland? [Article]
The Northwest is long overdue for a devastating earthquake. Here’s what to know.
Think of Oregon geology as a clock, measuring time in earthquakes—46 major coastal quakes over the last 10,200 years. Tick: a magnitude 8 on the Richter scale. (Bigger than the quake that killed 63 people in the Bay Area in 1989.) Tock: a magnitude 9. (Same as the 2011 quake that killed almost 16,000 in Japan.) On average, a major quake uncorks in this area every 243 years, the last one on January 26, 1700—314 years ago...[Keep Reading