QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/us70008ni4
USGS us70008ni4
4 Apr 2020, 10:24
113 km SE of Neiafu, Tonga
A magnitude 5.1 mww earthquake at 10 km depth.
Published location
Where is 113 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.
-19.401900, -173.251700
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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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Use local emergency authorities and the live USGS event page. This historical evidence page is not an alert service.
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Catalog fields and provenance
Event ID
us70008ni4
Coordinates
-19.4019, -173.2517
Network
us
Significance
400