Shallow M6.0 earthquake hits northwest of Port-Olry, Vanuatu (Updated)

A shallow M6.0 earthquake occurred at 07:49 UTC on October 19, 2026, approximately 186 km (116 miles) northwest of Port-Olry, Vanuatu, at a depth of 10.0 km (6.2 miles).

The earthquake’s epicenter was established at coordinates 165.7°E, 14.1°S, placing it in the offshore area northwest of the island of Espiritu Santo, Vanuatu. This region is characterized by sparsely populated islands and significant distances from major settlements.

Critical infrastructure in this area is limited due to its offshore location, but main economic activities in Vanuatu often center around ports, local airports, and coastal transportation links, primarily serving inter-island connectivity and fishing fleets.

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 was IV, and the significance index is 554 (on a scale that runs through 1 000), based on magnitude, felt reports, and estimated impact.

Vanuatu is part of the seismically active Pacific Ring of Fire, where the Australian and Pacific Plates converge. The region is known for frequent strong earthquakes and volcanic activity.

This information was last updated at 09:02 UTC on October 19, 2026.