QQuakeFacts
USGS usp000fade

23 Apr 2007, 11:45

112 km S of Isangel, Vanuatu

A magnitude 5.1 mwc earthquake at 31.5 km depth.

Depth31.5 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated22 December 2025Latest timestamp stored in this record

Published location

Where is 112 km S 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.

-20.550000, 169.403000

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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
usp000fade
Coordinates
-20.55, 169.403
Network
us
Significance
400