QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/us20004yui
USGS us20004yui
8 Feb 2016, 20:59
166 km ESE of Neiafu, Tonga
A magnitude 5.3 mb earthquake at 35.6 km depth.
Published location
Where is 166 km ESE 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.
-19.090700, -172.474400
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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
us20004yui
Coordinates
-19.0907, -172.4744
Network
us
Significance
432