Very strong mag. 6.3 earthquake - 476 km southwest of Petropavlovsk-Kamchatskiy, Kamchatka, Russia, on Saturday, February 7, 1953 at 18:23 GMT
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Very strong magnitude 6.3 earthquake at 31 km depth
Earthquake details
Date & time | Feb 7, 1953 18:23:19 UTC |
Local time at epicenter | |
Status | Confirmed |
Magnitude | 6.3 |
Depth | 31.3 km |
Epicenter latitude / longitude | 49.104°N / 156.05°E ![]() |
Antipode | 49.104°S / 23.95°W |
Shaking intensity | Strong shaking near epicenter |
Felt | 0 reports |
Primary data source | USGS (United States Geological Survey) |
Nearest volcano | Tao-Rusyr (102 km / 63 mi) |
Nearby towns and cities | 175 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 released | 1.8 x 1014 joules (49.4 gigawatt hours, equivalent to 42502 tons of TNT or 2.7 atomic bombs!) | about seismic energy |
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. | Depth | Location | Source |
6.3 | 31 km | Kuril Islands (Russia) | USGS |
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
Aftershocks
[More info]
Recorded aftershocks, latest first (3 quakes)
Date and time![]() | Mag Depth | Location | Details |
Apr 15, 1953 01:17 69 years ago | 5.9 35 km | 451 km S of Petropavlovsk-Kamchatskiy, Kamchatka, Russia | More |
Mar 5, 1953 21:21 69 years ago | 6.5 30 km | 465 km SW of Petropavlovsk-Kamchatskiy, Kamchatka, Russia | More |
Mar 3, 1953 22:54 69 years ago | 5.9 35 km | 218 km S of Severo-Kuril'sk, Sakhalin Oblast, Russia | More |
Earlier earthquakes in the same area
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