QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp000efvc
USGS usp000efvc
30 Apr 2006, 20:33
88 km ENE of Hihifo, Tonga
A magnitude 6 mwc earthquake at 10 km depth.
Published location
Where is 88 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.
-15.523000, -173.101000
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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
usp000efvc
Coordinates
-15.523, -173.101
Network
us
Significance
554