QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp000htjz
USGS usp000htjz
24 Jan 2011, 01:02
79 km SE of Neiafu, Tonga
A magnitude 5.7 mwb earthquake at 16.2 km depth.
Published location
Where is 79 km SE of Neiafu, 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.
-19.204000, -173.510000
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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
usp000htjz
Coordinates
-19.204, -173.51
Network
us
Significance
500