USGS: Major quake could strike San Francisco Bay Area within days
Tuesday's mild 4.0 earthquake in the San Francisco Bay Area could be a signal that a major destructive event will arrive within days, a U.S. government seismologist said Tuesday.(Digital Journal)
Research geophysicist Tom Brocher with the U.S. Geological Survey in Menlo Park, Calif., said Bay Area residents should be prepared for a major quake "any day now" because the 4.0-magnitude quake that struck Tuesday occurred on a known fault line that is overdue for a large temblor.
The past five major earthquakes on the fault have been about 140 years apart, and now were 147 years from that 1868 earthquake, so we definitely feel that could happen any time, Brocher said, according to CBS in San Francisco.
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We keep a close eye on the Hayward Fault because it does sit in the heart of the Bay Area and when we do get a big earthquake on it, its going to have a big impact on the entire Bay Area, Brocher said.
Tuesday's shaker was felt as far south as Santa Cruz and as far east as Livermore, but was strongest in the East Bay and South Bay, the USGS said.
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