QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem780012
USGS iscgem780012
6 Sept 1971, 14:37
30 km W of Nevel’sk, Russia
A magnitude 6.1 mw earthquake at 21 km depth.
Published location
Where is 30 km W of Nevel’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.
46.729000, 141.469000
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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
iscgem780012
Coordinates
46.729, 141.469
Network
iscgem
Significance
574