QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp000jcqk
USGS usp000jcqk
27 Dec 2011, 19:41
146 km SSW of Hihifo, Tonga
A magnitude 5.1 mb earthquake at 145.4 km depth.
Published location
Where is 146 km SSW 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.
-17.183000, -174.318000
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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
usp000jcqk
Coordinates
-17.183, -174.318
Network
us
Significance
400