Earthquake Warning

We have a comprehensive approach to earthquake warning that emphasizes capabilities that are essential for ensuring effective protection in an earthquake.

Important Characteristics of Earthquake Warning Systems


Speed is needed so an earthquake warning system can provide the most warning possible, especially near the epicenter. We can deliver a warning before serious ground motions start.

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We have been providing earthquake warning in California since 2000. Our systems have always taken the proper action to protect people, equipment, and the community.

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Our Model for Providing Protection

Economic Resilience

Applications of earthquake warning can increase the resilience of the California economy to earthquakes and speed recovery.

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How It Works

We detect an earthquake, estimate its severity, and start actions before serious shakng begins, even at the epicenter.

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Investigate Earthquake Warning in Depth