QQuakeFacts
USGS us7000jh0e

23 Feb 2023, 11:43

54 km SE of Neiafu, Tonga

A magnitude 5 mb earthquake at 42.1 km depth.

Depth42.1 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated29 April 2023Latest timestamp stored in this record

Published location

Where is 54 km SE of Neiafu, 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.

-19.057100, -173.694100

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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
us7000jh0e
Coordinates
-19.0571, -173.6941
Network
us
Significance
385