QQuakeFacts
USGS us100095pp

1 Jul 2017, 05:53

123 km E of ‘Ohonua, Tonga

A magnitude 5 mb earthquake at 10 km depth.

Depth10 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated27 September 2017Latest timestamp stored in this record

Published location

Where is 123 km E 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.

-21.491800, -173.769000

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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
us100095pp
Coordinates
-21.4918, -173.769
Network
us
Significance
385