QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem781235
USGS iscgem781235
14 Aug 1971, 10:02
142 km S of Alo, Wallis and Futuna
A magnitude 6.6 mw earthquake at 13.5 km depth.
Published location
Where is 142 km S of Alo, Wallis and Futuna?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
-15.581000, -178.305000
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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
iscgem781235
Coordinates
-15.581, -178.305
Network
iscgem
Significance
664