QQuakeFacts
USGS usp000g6wq

15 May 2008, 23:07

280 km WNW of Haveluloto, Tonga

A magnitude 5.3 mwc earthquake at 363 km depth.

Depth363 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated22 December 2025Latest timestamp stored in this record

Published location

Where is 280 km WNW of Haveluloto, Tonga?

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

-19.812000, -177.495000

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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
usp000g6wq
Coordinates
-19.812, -177.495
Network
us
Significance
432