National Emergency Alert Now Live

Published on April 14, 2023

national test of the UK’s new Emergency Alerts System on Sunday 23rd April at 15.00.

The test alert will be sent to most mobile phones across the UK. Devices will make a distinct, siren-like sound for up to 10 seconds, including on phones switched to silent mode. Phones will also vibrate and display a message about the test.

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National_EmergencyAlerts_A4_Factsheet_NOW LIVE