QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp000d62v
USGS usp000d62v
9 Oct 2004, 16:44
101 km NNE of Hihifo, Tonga
A magnitude 5.9 mwb earthquake at 10 km depth.
Published location
Where is 101 km NNE 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.
-15.186000, -173.284000
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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
usp000d62v
Coordinates
-15.186, -173.284
Network
us
Significance
536