QQuakeFacts
USGS us1000byyi

2 Jan 2018, 08:10

78 km N of Isangel, Vanuatu

A magnitude 5.2 mww earthquake at 242.8 km depth.

Depth242.8 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated22 December 2025Latest timestamp stored in this record

Published location

Where is 78 km N of Isangel, 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.

-18.835500, 169.348800

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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
us1000byyi
Coordinates
-18.8355, 169.3488
Network
us
Significance
416