5.0 magnitude earthquake reported near Port-Olry, Vanuatu on Oct. 21

Published Oct 21, 2026

EAST SANTO, Sanma Province — A 5.0 magnitude quake occurred close to Port-Olry on Wednesday morning, according to the U.S. Geological Survey.

At 14:56 UTC (01:56 local time), a tremor rattled the region at a depth of 10 km, with its epicenter roughly 194 km west-northwest of Port-Olry.

Did you feel it?

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

Tremors last week

During the past week, there have been 18 quakes with a magnitude 2.5 or higher centered nearby, four of them larger than magnitude 5.5. The strongest, a 6.3 magnitude quake, was recorded in the same area on Oct. 20.

Source: The U.S. Geological Survey