QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp00004p7
USGS usp00004p7
28 Dec 1973, 05:31
south of the Fiji Islands
A magnitude 6.4 mb earthquake at 549 km depth.
Published location
Where is south of the Fiji Islands?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
-23.871000, 179.960000
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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
usp00004p7
Coordinates
-23.871, 179.96
Network
us
Significance
630