QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp00043wc
USGS usp00043wc
4 Jan 1990, 05:32
118 km ENE of Hihifo, Tonga
A magnitude 6.5 mw earthquake at 53.5 km depth.
Published location
Where is 118 km ENE 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.
-15.397000, -172.850000
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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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Nearby events with a similar magnitude
Catalog fields and provenance
Event ID
usp00043wc
Coordinates
-15.397, -172.85
Network
us
Significance
650