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Skip to 2:18 for Siren only and turn up loud to get an idea of just how loud it actually is :)

Twenty-two tsunami warning sirens have been installed from Waimairi Beach to Sumner. The warning system has been operational from 1 July 2012, along Christchurch’s coastal area. along Christchurch’s coastal area.

Christchurch’s tsunami warning siren system is tested twice yearly at 11am on the Sundays that Daylight Saving begins and ends. The sirens will sound for one to two minutes.

It is important to remember the sirens will only be heard within a few blocks of the beach along the coastline from Waimairi Beach to Sumner. The system is not designed to be heard inland from these areas.

Check out the Christchurch City Council website for more information at:

http://www.ccc.govt.nz/homeliving/civ...