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Very strong mag. 6.3 earthquake - 476 km southwest of Petropavlovsk-Kamchatskiy, Kamchatka, Russia, on Saturday, February 7, 1953 at 18:23 GMT

Very strong mag. 6.3 earthquake - 476 km southwest of Petropavlovsk-Kamchatskiy, Kamchatka, Russia, on Saturday, February 7, 1953 at 18:23 GMT Very strong mag. 6.3 earthquake - 476 km southwest of Petropavlovsk-Kamchatskiy, Kamchatka, Russia, on Saturday, February 7, 1953 at 18:23 GMT

Very strong magnitude 6.3 earthquake at 31 km depth

Earthquake details

Date & timeFeb 7, 1953 18:23:19 UTC
Local time at epicenter
StatusConfirmed
Magnitude6.3
Depth31.3 km
Epicenter latitude / longitude49.104°N / 156.05°E (North Pacific Ocean, Russia)
Antipode49.104°S / 23.95°W
Shaking intensityStrong shaking near epicenter
Felt0 reports
Primary data sourceUSGS (United States Geological Survey)
Nearest volcanoTao-Rusyr (102 km / 63 mi)
Nearby towns and cities175 km (109 mi) S of Severo-Kuril'sk (pop: 2,420) | Show on map | Quakes nearby
268 km (167 mi) S of Ozernovskiy (pop: 2,620) | Show on map | Quakes nearby
Estimated seismic energy released1.8 x 1014 joules (49.4 gigawatt hours, equivalent to 42502 tons of TNT or 2.7 atomic bombs!) | about seismic energy
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Data for the same earthquake reported by different agencies

Info: The more agencies report about the same quake and post similar data, the more confidence you can have in the data. It takes normally up to a few hours until earthquake parameters are calculated with near-optimum precision.
Mag.DepthLocationSource
6.331 kmKuril Islands (Russia)USGS
Note: for quakes of 2012 and earlier, our database often contains only records from USGS.

User reports for this quake

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
There are no user reports for this quake.
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Aftershocks

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Recorded aftershocks, latest first (3 quakes)

Date and timeMag
Depth		LocationDetails
Apr 15, 1953 01:17
69 years ago
5.9

35 km		451 km S of Petropavlovsk-Kamchatskiy, Kamchatka, RussiaMore
Mar 5, 1953 21:21
69 years ago
6.5

30 km		465 km SW of Petropavlovsk-Kamchatskiy, Kamchatka, RussiaMore
Mar 3, 1953 22:54
69 years ago
5.9

35 km		218 km S of Severo-Kuril'sk, Sakhalin Oblast, RussiaMore

Earlier earthquakes in the same area

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