Seismic activity on Nov. 1: Earthquake close to Port-Olry, Vanuatu detected – magnitude 5.1

Published Nov 1, 2026

EAST SANTO, Sanma Province — A 5.1 magnitude quake struck near Port-Olry on Sunday afternoon, the U.S. Geological Survey reported.

A tremor jolted the area at 07:00 UTC (18:00 local time). The earthquake’s epicenter was roughly 201 km northwest of Port-Olry and occurred at a depth of 10 km.

Did you feel it?

If you felt the quake, you can submit a report via the USGS Felt Report form.

Tremors past week

Over the last week, there have been 27 quakes of magnitude 2.5 or above centered nearby, four of them larger than magnitude 5.5. The strongest, a 6.0 magnitude quake, shook the same region on Oct. 28.

Source: The U.S. Geological Survey