QuakeFactsEvidence report · prepared 3 September 2026https://quakes99.com/entity/usp000htyq
USGS usp000htyq
1 Feb 2011, 17:50
156 km W of Pangai, Tonga
A magnitude 5.2 mb earthquake at 242.1 km depth.
Published location
Where is 156 km W of Pangai, 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.
-19.720000, -175.841000
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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
usp000htyq
Coordinates
-19.72, -175.841
Network
us
Significance
416