The United States Geological Survey reported a 6.3 magnitude earthquake in the Vanuatu region, specifically near the Port-Olry area.
The USGS announcement described the quake as having a magnitude of 6.3.
According to the US Geological Survey (USGS), a magnitude 6.6 earthquake struck 195 kilometres northwest of Port-Olry, Vanuatu. @USGS_Quakes | @USGS https://t.co/MBGHzeOBrq
The earthquake occurred at a depth of 16 kilometers. No tsunami warning was issued following the event, and there were no reports of casualties or damages.
3 for the same occurrence, with the focus at a depth of 16 kilometers.
On October 20, a 6.5 magnitude earthquake was recorded off the coast of Vanuatu.
5.0-Magnitude Earthquake Strikes off Coast of Vanuatu Islands #QNA https://t.co/bjW4O38QVb https://t.co/PZ5pMwxpgp
The epicenter of this second quake was situated 128 kilometers north of the northern tip of Espiritu Santo island.
While the event was noted as a 6.5 magnitude earthquake, the USGS also reported a magnitude of 6.3 for the same occurrence, with the focus at a depth of 16 kilometers.
A magnitude 5.3 earthquake struck 209 km NW of Port-Olry, Vanuatu. Depth: 10 km. Source: USGS. Source: USGS earthquake record, USGS magnitude and intensity explanation.
Both the first and the second earthquakes were described as having a focus or hypocenter at a depth of 16 kilometers.
Various distances were referenced in the summaries: 197 kilometers from an earthquake epicenter, 195 kilometers from Port-Olri, and 128 kilometers from the northern tip of Espiritu Santo island.
The chronology shows that both the 6.3 magnitude earthquake report and the 6.5 magnitude earthquake occurred on 2026-10-20.