M 9.0 earthquake – 89 km ESE of Petropavlovsk-Kamchatsky, Russia
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Local time: Nov 5, 1952 · 04:58 (UTC+12)
GreatShallow · 22 km
Automatic solution
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- Magnitude
- 9.0moment magnitude (mw)
- Depth
- 22 kmShallow earthquake
- Epicenter
- 52.623, 159.77992 km from Petropavlovsk-Kamchatsky
- Energy released
- 477 megatons of TNTabout 31,792 × Hiroshima
- Felt reports
- —"Did You Feel It?" responses
- Shaking intensity
- 7.0max. instrumental (MMI)
- Aftershocks
- 66M2.5+ within 500 km, up to 60 days
- Significance
- 1,246USGS score, 0–1,000+
The strongest within 300 km on record
No earthquake this strong has been recorded this close since our catalog begins in 1900.
How strong was it?
Great earthquake. It released 477 megatons of TNT, 1,000,000 times the energy of a magnitude 5.0. Bars use the magnitude scale: every step is about 32 times more energy.
Aftershocks
66 earthquakes of M2.5+ within 500 km in the 60 days after.
- 6.9 102 km E of Severo-Kuril’sk, Russia Nov 4, 1952
- 6.5 182 km E of Petropavlovsk-Kamchatsky, Russia Nov 4, 1952
- 6.7 173 km E of Petropavlovsk-Kamchatsky, Russia Nov 4, 1952
- 6.2 128 km E of Severo-Kuril’sk, Russia Nov 4, 1952
- 6.3 40 km ESE of Severo-Kuril’sk, Russia Nov 5, 1952
- 6.4 169 km ESE of Ozernovskiy, Russia Nov 5, 1952
- 6.5 140 km S of Severo-Kuril’sk, Russia Nov 5, 1952
- 6.0 180 km E of Petropavlovsk-Kamchatsky, Russia Nov 5, 1952
- 6.2 108 km SSE of Severo-Kuril’sk, Russia Nov 5, 1952
- 6.5 105 km SE of Petropavlovsk-Kamchatsky, Russia Nov 5, 1952
The strongest earthquakes within 300 km
Since 1900, around Russia.
- 8.8 2025 Kamchatka Peninsula, Russia Earthquake Jul 29, 2025
- 8.4 1923 Kamchatka, Russia Earthquake Feb 3, 1923
- 7.9 76 km ENE of Petropavlovsk-Kamchatsky, Russia May 4, 1959
- 7.8 140 km E of Petropavlovsk-Kamchatsky, Russia Sep 18, 2025
- 7.8 156 km S of Ust’-Kamchatsk Staryy, Russia Dec 5, 1997
- 7.7 115 km ESE of Petropavlovsk-Kamchatsky, Russia Jun 25, 1904
- 7.5 97 km ESE of Ozernovskiy, Russia Jun 8, 1993
- 7.5 274 km SE of Petropavlovsk-Kamchatsky, Russia Jun 25, 1904