QQuakeFacts
QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem778805
USGS iscgem778805

24 Nov 1971, 19:35

51 km SE of Petropavlovsk-Kamchatsky, Russia

A magnitude 7.3 mw earthquake at 125.8 km depth.

Depth125.8 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated19 December 2025Latest timestamp stored in this record

Published location

Where is 51 km SE of Petropavlovsk-Kamchatsky, 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.

52.763000, 159.216000

Open the interactive map ↗

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.

Need a current safety answer?

Use local emergency authorities and the live USGS event page. This historical evidence page is not an alert service.

Open the USGS event →

Continue exploring

Nearby events with a similar magnitude

M 7.3

77 km ESE of Mil’kovo, Russia

M 7.27

163 km ENE of Petropavlovsk-Kamchatsky, Russia

M 7.34

233 km SE of Atlasovo, Russia

M 7.2

143 km E of Petropavlovsk-Kamchatsky, Russia

M 7.2

80 km S of Mil’kovo, Russia

M 7.4

2025 Eastern Kamchatka, Russia Earthquake

Catalog fields and provenance
Event ID
iscgem778805
Coordinates
52.763, 159.216
Network
iscgem
Significance
820