The Vanuatu offshore earthquake and tsunami warning

The magnitude 6.9 mainshock strikes offshore northern Vanuatu, at 13:31 local time.

The separate earthquake listed at magnitude 6.3 follows; its precise origin is 02:35:57 UTC.

The first regional tsunami threat message is dated. Initial reporting identifies possible hazardous waves along Vanuatu coasts within 300 kilometres of the epicentre.

The final regional message is dated; the associated official event page subsequently shows no tsunami warning, advisory, watch or threat.