Due to its unique geography, the Northland region is considered to have one of the highest vulnerabilities to tsunami hazards ...

SEE ALSO: Drone footage shows devastating aftermath of Italy earthquake Cars clogged the roads and tsunami sirens blared on New Zealand's South Island as waves approached the northeastern coast.

If a tsunami threatens Kaikōura, there'll be no sirens to warn residents so they'll need to know to run for higher ground after a large quake.

“A mock tsunami alert will be issued via the Common Alerting Protocol (CAP) App, and sirens will sound across St John’s and other areas of the island to simulate the approach of a tsunami.

When a previous advisory was issued in November 2016 following an earthquake that struck off Fukushima Prefecture, Endo said, he was able to brace for an ensuing tsunami. But a siren blared out in ...