QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp000gp8s
USGS usp000gp8s
23 Nov 2008, 07:53
105 km NNW of Nuku‘alofa, Tonga
A magnitude 5.5 mwc earthquake at 170.1 km depth.
Published location
Where is 105 km NNW of Nuku‘alofa, 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.
-20.256000, -175.574000
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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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Catalog fields and provenance
Event ID
usp000gp8s
Coordinates
-20.256, -175.574
Network
us
Significance
465