QQuakeFacts
USGS usp000g1fy

14 Mar 2008, 16:02

102 km S of ‘Ohonua, Tonga

A magnitude 5.4 mwc earthquake at 35 km depth.

Depth35 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated22 December 2025Latest timestamp stored in this record

Published location

Where is 102 km S of ‘Ohonua, 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.

-22.254000, -175.039000

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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
usp000g1fy
Coordinates
-22.254, -175.039
Network
us
Significance
449