Los Alamos National Laboratory: Faint Foreshocks Foretell California Quakes
July 31, 2019
July 31, 2019
LOS ALAMOS, New Mexico, July 31 -- The U.S. Department of Energy's Los Alamos National Laboratory issued the following news release:
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- Minor shocks presaged impending main shocks days to weeks before the big event
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New research mining data from a catalog of more than 1.8 million southern California earthquakes found that nearly three-fourths of the time, foreshocks signalled a quake's readiness to strike from days to weeks . . .
* * *
- Minor shocks presaged impending main shocks days to weeks before the big event
* * *
New research mining data from a catalog of more than 1.8 million southern California earthquakes found that nearly three-fourths of the time, foreshocks signalled a quake's readiness to strike from days to weeks . . .