QQuakeFacts
USGS us70009lpe

20 May 2020, 14:46

25 km E of Hihifo, Tonga

A magnitude 5.1 mww earthquake at 41.7 km depth.

Depth41.7 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated22 December 2025Latest timestamp stored in this record

Published location

Where is 25 km E of Hihifo, 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.

-15.980200, -173.555700

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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
us70009lpe
Coordinates
-15.9802, -173.5557
Network
us
Significance
400