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Android Earthquake Alerts System: A Global Safety Net

Using accelerometers in Android phones, a system detects earthquakes and sends early warnings. Analyzing data from many phones, it estimates earthquake location and magnitude, alerting users in affected areas. It has detected over 18,000 earthquakes and delivered 790 million alerts across 98 countries, greatly expanding access to early warning systems. User feedback shows that 85% of people found the alerts helpful and took protective actions.

calendar_today 2025-07-17 attribution research.google/blog/

Android Earthquake Alerts: A global system for early warning

The Android Earthquake Alerts System leverages accelerometers in Android phones to detect earthquakes and provide early warnings. By analyzing data from numerous phones, the system estimates the location and magnitude of earthquakes, issuing alerts to users in affected areas. The system has detected over 18,000 earthquakes and delivered 790 million alerts across 98 countries, significantly expanding global access to earthquake early warning systems. User feedback indicates that 85% of people found the alerts helpful, prompting them to take protective actions.
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