Strong mag. 6.9 earthquake - East of the Kuril Islands (Russia) on Saturday, 21 December 1946 at 10:18 (GMT)

Strong mag. 6.9 earthquake  - East of the Kuril Islands (Russia) on Saturday, 21 December 1946 at 10:18 (GMT)

Strong magnitude 6.9 earthquake at 20 km depth

Date & time: 21 Dec 1946 10:18:48 UTC###AGESTRINGCOPY###
Magnitude: 6.9
Profondeur: 20.0 km
Epicenter latitude / longitude: 43.632°N / 148.374°E (Russie)
Volcan le plus près: Urbich Caldera (143 km / 89 mi)
Nearby towns and cities:
206 km E de Yuzhno-Kurilsk (pop: 6,470)
228 km E de Nemuro (Japon) (pop: 31,200)
261 km E de Shibetsu (Japon) (pop: 21,700)
332 km ENE de Kushiro (Japon) (pop: 183,600)
332 km E de Abashiri (Japon) (pop: 42,500)
361 km E de Kitami (Japon) (pop: 113,100)
551 km SE de Korsakov (pop: 35,100)
575 km SE de Ioujno-Sakhalinsk (pop: 176,500)
Primary data source: USGS
Estimated released energy: 1.4 x 1015 joules (392 gigawatt hours, equivalent to 3.4 x 105 tons of TNT or 21.1 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.
MagnitudeProfondeurLocationSource
M 6.920 kmeast of the Kuril Islands (Russia)USGS
Note: for quakes of 2012 and earlier, our database often contains only records from USGS.

User reports for this quake

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Aftershocks of the 6.9 quake East of the Kuril Islands (Russia) 21 December 10:18 UTC

More info
Recorded aftershocks, latest first (2 quakes):

Earlier earthquakes in the same area

Strong mag. 6.9 earthquake - East of the Kuril Islands (Russia) on Saturday, 21 December 1946 at 10:18 (GMT)
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