QQuakeFacts
QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp0000wjh
USGS usp0000wjh

15 Sept 1978, 12:39

Kuril Islands

A magnitude 6 mb earthquake at 44 km depth.

Depth44 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated19 December 2025Latest timestamp stored in this record

Published location

Where is Kuril Islands?

This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.

48.254000, 154.276000

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Map data © OpenStreetMap contributors

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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Continue exploring

Nearby events with a similar magnitude

M 6

250 km SSW of Severo-Kuril’sk, Russia

M 6

156 km SSW of Severo-Kuril’sk, Russia

M 6

79 km SSE of Severo-Kuril’sk, Russia

M 6

235 km SSE of Severo-Kuril’sk, Russia

M 6

241 km SSW of Severo-Kuril’sk, Russia

M 6

87 km E of Severo-Kuril’sk, Russia

Catalog fields and provenance
Event ID
usp0000wjh
Coordinates
48.254, 154.276
Network
us
Significance
554