QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem883864
USGS iscgem883864
18 Feb 1958, 13:21
Kermadec Islands, New Zealand
A magnitude 6 mw earthquake at 50 km depth.
Published location
Where is Kermadec Islands, New Zealand?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
-30.478000, -178.479000
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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
iscgem883864
Coordinates
-30.478, -178.479
Network
iscgem
Significance
561