M6.6 earthquake in Vanuatu on October 20, 2026

On October 20, 2026 at 04:20 UTC the ground shook with a magnitude 6.6 earthquake. The epicenter was 195 km northwest of Port-Olry, with the focus 10 km deep. It was a shallow quake, and shallow quakes are usually felt most strongly at the surface.

6.6magnitude
10 kmdepth
04:20time UTC
58aftershocks

Nearest cities

  • Sunshine Coast (Australia)1,936 km
  • Port Moresby (Papua New Guinea)2,079 km
  • Central Coast (Australia)2,613 km
  • Merauke (Indonesia)2,822 km
  • Jayapura (Indonesia)3,021 km

Did you feel an earthquake?

Report it to seismologists. These reports help work out quickly where the shaking was strongest. It takes a minute.

Aftershocks

Since then USGS has recorded 58 quakes of magnitude 4.5 or more within 150 km, the strongest M6.9.

  • M6.9 · Oct 24, 02:31 UTC28 km
  • M6.3 · Oct 24, 02:35 UTC25 km
  • M6.3 · Oct 20, 04:20 UTC19 km
  • M5.9 · Oct 24, 08:56 UTC11 km
  • M5.8 · Oct 24, 05:23 UTC24 km
  • M5.8 · Oct 24, 04:12 UTC13 km
  • M5.7 · Oct 24, 04:05 UTC17 km
  • M5.4 · Oct 25, 08:41 UTC15 km

Regional history

Since 1976 there have been 186 earthquakes of magnitude 6 or more within 300 km. The strongest was M7.9 (July 17, 1980).

  • M7.9 · July 17, 1980151 km
  • M7.8 · October 7, 2009167 km
  • M7.7 · April 21, 1997177 km
  • M7.7 · October 7, 2009129 km
  • M7.5 · July 8, 1980178 km

See also

Source: USGS Earthquake Hazards Program (public domain). Seismologists may still revise the data. Data from Oct 20, 04:29 UTC.