QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem912640
USGS iscgem912640
18 Oct 1920, 09:11
147 km E of Kuril’sk, Russia
A magnitude 7.1 mw earthquake at 60 km depth.
Published location
Where is 147 km E of 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.
45.390000, 149.741000
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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
iscgem912640
Coordinates
45.39, 149.741
Network
iscgem
Significance
771