Very strong mag. 6.8 earthquake - North Pacific Ocean, 481 km south of Severo-Kuril\'sk, Sakhalin Oblast, Russia, on Sunday, 22 June 1952 at 21:41 (GMT)

Very strong mag. 6.8 earthquake - North Pacific Ocean, 481 km south of Severo-Kuril\'sk, Sakhalin Oblast, Russia, on Sunday, 22 June 1952 at 21:41 (GMT)

Very strong magnitude 6.8 earthquake at 27 km depth

Date & time: 22 Jun 1952 21:41:59 UTC
Magnitude: 6.8
Depth: 27.0 km
Epicenter latitude / longitude: 46.65°N / 153.723°E (North Pacific Ocean, Russia)
Nearest volcano: Ushishur (119 km / 74 mi)
Nearby towns and cities:
479 km (298 mi) ENE of Kuril'sk (pop: 1,720) --> See nearby quakes!
481 km (299 mi) SSW of Severo-Kuril'sk (pop: 2,420) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 1 x 1015 joules (278 gigawatt hours, equivalent to 2.4 x 105 tons of TNT or 14.9 atomic bombs!) More info
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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.
MagnitudeDepthLocationSource
M 6.827 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.
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Aftershocks

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Recorded aftershocks, latest first (2 quakes):
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Earlier earthquakes in the same area

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