QQuakeFacts
USGS usp000b2x3

21 Apr 2002, 18:58

177 km WSW of Wala, New Caledonia

A magnitude 5.7 mwc earthquake at 33 km depth.

Depth33 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated2 May 2022Latest timestamp stored in this record

Published location

Where is 177 km WSW of Wala, New Caledonia?

This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.

-20.521000, 162.185000

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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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Use local emergency authorities and the live USGS event page. This historical evidence page is not an alert service.

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Catalog fields and provenance
Event ID
usp000b2x3
Coordinates
-20.521, 162.185
Network
us
Significance
500