QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem605597491
USGS iscgem605597491
19 Oct 2014, 21:47
75 km W of Hihifo, Tonga
A magnitude 5 mw earthquake at 10 km depth.
Published location
Where is 75 km W 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.
-15.937000, -174.502000
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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
iscgem605597491
Coordinates
-15.937, -174.502
Network
iscgem
Significance
388