QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem877044
USGS iscgem877044
23 Jul 1961, 22:51
63 km S of Port-Vila, Vanuatu
A magnitude 7.3 mw earthquake at 25 km depth.
Published location
Where is 63 km S of Port-Vila, Vanuatu?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
-18.307000, 168.290000
Open the interactive map ↗Map data © OpenStreetMap contributors
What the numbers mean
Magnitude measures event size; depth locates the source below the surface. Neither value alone establishes local damage or personal risk.
Need a current safety answer?
Use local emergency authorities and the live USGS event page. This historical evidence page is not an alert service.
Continue exploring
Nearby events with a similar magnitude
Catalog fields and provenance
Event ID
iscgem877044
Coordinates
-18.307, 168.29
Network
iscgem
Significance
827