Tsunami sirens went off on the coast, including in Bonny Doon in Santa Cruz County. This story is developing. Check back for updates.

Additionally, the county's tsunami sirens will be activated to simulate a warning scenario. The purpose of the test is to ensure that residents are familiar with the warning systems and know how ...

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

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.

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 ...

“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.