Would an Early Warning System Make a Difference in a Big Quake?

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Ten seconds before yesterday’s 6.0 shaker south of Napa in California’s wine country, scientists at UC Berkeley got an earthquake alert. Some day, anyone with a cell phone might be awakened by a warning from ShakeAlert, an idea conceived by Tom Heaton, who directs the earthquake lab at the California Institute of Technology.


Thomas Heaton - Professor of Engineering Seismology, Caltech

Warren Olney

Katie Cooper