QQuakeFacts
USGS usp00038uj

30 Sept 1987, 02:39

66 km SW of Port-Vila, Vanuatu

A magnitude 6.5 mw earthquake at 51.4 km depth.

Depth51.4 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated27 April 2022Latest timestamp stored in this record

Published location

Where is 66 km SW 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.

-18.162000, 167.865000

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What the numbers mean

Magnitude measures event size; depth locates the source below the surface. Neither value alone establishes local damage or personal risk.

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Catalog fields and provenance
Event ID
usp00038uj
Coordinates
-18.162, 167.865
Network
us
Significance
650