QQuakeFacts
USGS us6000qwuv

31 Jul 2025, 07:51

100 km SSE of Severo-Kuril’sk, Russia

A magnitude 5.4 mb earthquake at 37 km depth.

Depth37 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated17 October 2025Latest timestamp stored in this record

Published location

Where is 100 km SSE 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.

49.798900, 156.461600

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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
us6000qwuv
Coordinates
49.7989, 156.4616
Network
us
Significance
449