QQuakeFacts
USGS usp000ed7d

29 Mar 2006, 16:58

182 km S of ‘Ohonua, Tonga

A magnitude 5.1 mwc earthquake at 25 km depth.

Depth25 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated22 December 2025Latest timestamp stored in this record

Published location

Where is 182 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.

-22.964000, -175.186000

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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
usp000ed7d
Coordinates
-22.964, -175.186
Network
us
Significance
400