QQuakeFacts
USGS usp000bxnr

21 May 2003, 10:04

162 km S of ‘Ohonua, Tonga

A magnitude 5 mb earthquake at 33 km depth.

Depth33 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated7 November 2014Latest timestamp stored in this record

Published location

Where is 162 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.

-22.777000, -175.244000

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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
usp000bxnr
Coordinates
-22.777, -175.244
Network
us
Significance
385