Interview: California Shake Alert system performs as designed during San Jose 5.1 earthquake

California's Shake Alert system allowed people to receive a few seconds warning before they felt Tuesday's 5.1 San Jose earthquake. Interview with U.S. Geological Survey scientist Robert DeGroot.

Interview: California Shake Alert system performs as designed during San Jose 5.1 earthquake

Earthquake warning app mistakenly sends out early morning test message

Santa Rosa earthquake gives state's ShakeAlert early warning system a test

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Interview: California Shake Alert system performs as designed during San Jose 5.1 earthquake

Interview: California Shake Alert system performs as designed during San Jose 5.1 earthquake

Earthquake warning app mistakenly sends out early morning test message

Santa Rosa earthquake gives state's ShakeAlert early warning system a test

OES prepares response after thousands lose power in 6.4 earthquake

Quake Early-Warning App Coming Soon to Bay Area

Oakland To Test CA's 1st Earthquake Warning System

San Leandro Earthquake Prompts Questions About Quake Alerts

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