QQuakeFacts
USGS usp000e2pk

24 Oct 2005, 01:44

Tonga

A magnitude 5.1 mwc earthquake at 35 km depth.

Depth35 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated19 December 2025Latest timestamp stored in this record

Published location

Where is 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.

-15.218000, -173.018000

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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
usp000e2pk
Coordinates
-15.218, -173.018
Network
us
Significance
400