QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp00032cx
USGS usp00032cx
11 Feb 1987, 07:56
25 km N of Norsup, Vanuatu
A magnitude 6.4 ms earthquake at 23.9 km depth.
Published location
Where is 25 km N of Norsup, Vanuatu?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
-15.834000, 167.355000
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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
usp00032cx
Coordinates
-15.834, 167.355
Network
us
Significance
630