6.3
Major

M 6.3 earthquake

197 km NW of Port-Olry, Vanuatu

Tsunami alert issued for this event
Location
197 km NW of Port-Olry, Vanuatu
Magnitude
6.3
Depth
16.00 km
Time
10/20/2026, 04:20:38
3 hours ago
Coordinates
-13.9906, 165.5892

Live updates

What has changed since this earthquake happened, including aftershocks within 50 km of the epicentre.

  1. 1 aftershock recorded so far

    1 aftershock has been recorded within 50 km of the epicentre since the mainshock, the strongest a magnitude 5.5. Aftershocks are expected to continue and to decay in frequency over the following days.

  2. Depth and location refined by USGS

    USGS revised this solution, changing the depth from 10.0 km to 16.0 km, epicentre from -14.028, 165.484 to -13.991, 165.589 (moved 12 km E) and location from 204 km WNW of Port-Olry, Vanuatu to 197 km NW of Port-Olry, Vanuatu.

    Depth
    10.0 km16.0 km
    Epicentre
    -14.028, 165.484-13.991, 165.589(moved 12 km E)
    Location
    204 km WNW of Port-Olry, Vanuatu197 km NW of Port-Olry, Vanuatu
  3. M 6.3 earthquake recorded near 197 km NW of Port-Olry, Vanuatu

    A magnitude 6.3 earthquake struck near 197 km NW of Port-Olry, Vanuatu at 16 km depth (-13.991, 165.589), reported by USGS.

  4. Tsunami-capable event flagged

    This event is flagged as tsunami-capable by USGS. Check the official warning centre for your coastline for the current advisory status.

This page regenerates every few minutes while the sequence is active. Magnitudes and locations are preliminary and may be revised.

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Official warnings, watches and advisories currently in force for this region.

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