QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp000j24m
USGS usp000j24m
24 May 2011, 09:53
66 km NNW of Hihifo, Tonga
A magnitude 5 mwc earthquake at 10 km depth.
Published location
Where is 66 km NNW 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.
-15.389000, -174.001000
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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
usp000j24m
Coordinates
-15.389, -174.001
Network
us
Significance
385