Overview
- A magnitude 8.8 earthquake off Russia’s Kamchatka Peninsula on July 30 triggered tsunami alerts across Japan, China, Hawaii and the U.S. West Coast
- Mobile users are urged to activate emergency notifications on iOS via Settings > Notifications > Pre-Alertas de Protección Civil and on Android through Settings > Notifications > Wireless Emergency Alerts
- The ES-Alert system leverages Cell Broadcast over 4G/5G networks to reach more than 90% of the population and delivers tsunami and earthquake alerts even in silent or Do Not Disturb modes
- Civil Protection alerts operate at three levels: Level 1 defaults on iOS 15.6+ and Android 11+, Level 2 requires manual user activation and Level 3 appears in select countries for specific emergencies
- Google Play Services on Android can send earthquake warnings seconds before shaking and automatically share caller location and contextual data with emergency responders