Shallow M5.8 earthquake hits offshore Vanuatu (Updated)

A M5.8 earthquake was registered at 08:55 UTC on October 27, 2026, approximately 196 km (122 miles) northwest of Port-Olry, Vanuatu. The event occurred at a shallow depth of 11.0 km (6.8 miles), according to data from USGS.

The coordinates place the epicenter offshore, near the northern stretches of the Vanuatu archipelago, close to the Solomon Sea. This region is sparsely populated, with Port-Olry being the nearest significant settlement to the southeast.

Given the offshore location, nearby infrastructure may include maritime routes, small ports, and airstrips serving the island communities. Larger infrastructure such as international airports and main roads are generally found further south on larger islands.

There is no tsunami threat associated with this earthquake, based on its location and available data.

USGS issued a green alert for this event, indicating a low likelihood of casualties or damage. The maximum estimated intensity is IV. The significance index is 518 (on a scale that runs through 1 000), based on magnitude, felt reports, and estimated impact.

Vanuatu is situated on the Pacific “Ring of Fire,” marked by frequent seismic activity due to the interaction between the Australian and Pacific tectonic plates. This region is known for its high seismicity and occasional large offshore earthquakes.

This information was last updated at 09:34 UTC on October 27, 2026.