QQuakeFacts
QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem911505
USGS iscgem911505

16 Aug 1923, 21:22

Kuril Islands

A magnitude 6.1 mw earthquake at 35 km depth.

Depth35 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated25 April 2022Latest 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.

45.916000, 151.774000

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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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Nearby events with a similar magnitude

M 6.13

280 km ENE of Kuril’sk, Russia

M 6.13

148 km ESE of Shikotan, Russia

M 6.13

236 km E of Kuril’sk, Russia

M 6.14

100 km ESE of Shikotan, Russia

M 6.14

168 km ESE of Kuril’sk, Russia

M 6.12

211 km SE of Kuril’sk, Russia

Catalog fields and provenance
Event ID
iscgem911505
Coordinates
45.916, 151.774
Network
iscgem
Significance
578