Tenerife will test the ES-Alert warning system on 22 October
The Canary Islands Government will test mobile alerts during the VOLCANEX Tenerife 2026 exercise.
A test of the ES-Alert public warning system will take place in Tenerife on Thursday 22 October. It is part of VOLCANEX Tenerife 2026 and is not a real emergency. Test messages may reach mobile phones during the morning, including the west of the island and maritime areas. Visitors should treat the message as an exercise and follow official communications.