QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem891485
USGS iscgem891485
7 Feb 1953, 18:23
174 km S of Severo-Kuril’sk, Russia
A magnitude 6.3 mw earthquake at 31.3 km depth.
Published location
Where is 174 km S of Severo-Kuril’sk, Russia?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
49.104000, 156.050000
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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
iscgem891485
Coordinates
49.104, 156.05
Network
iscgem
Significance
609