QQuakeFacts
USGS iscgem850227

16 Feb 1966, 03:18

22 km WNW of Port-Vila, Vanuatu

A magnitude 6.6 mw earthquake at 41.3 km depth.

Depth41.3 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated19 December 2025Latest timestamp stored in this record

Published location

Where is 22 km WNW 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.

-17.672000, 168.110000

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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
iscgem850227
Coordinates
-17.672, 168.11
Network
iscgem
Significance
670