Strong mag. 6.4 earthquake - North Pacific Ocean, 40 km east of Onekotan Island, Sakhalin Oblast, Russia, on Thursday, 28 August 1947 at 06:50 (GMT)

Strong mag. 6.4 earthquake  - North Pacific Ocean, 40 km east of Onekotan Island, Sakhalin Oblast, Russia, on Thursday, 28 August 1947 at 06:50 (GMT)

Strong magnitude 6.4 earthquake at 55 km depth

Date & time: 28 Aug 1947 06:50:26 UTC
Magnitude: 6.4
Depth: 55.0 km
Epicenter latitude / longitude: 49.317°N / 155.28°E (North Pacific Ocean, Russia)
Nearest volcano: Tao-Rusyr (42 km / 26 mi)
Nearby towns and cities:
163 km (101 mi) SSW of Severo-Kuril'sk (pop: 2,420) --> See nearby quakes!
457 km (284 mi) SSW of Vilyuchinsk (Yelizovsky District) (pop: 25,200) --> See nearby quakes!
476 km (296 mi) SSW of Petropavlovsk-Kamchatskiy (pop: 187,300) --> See nearby quakes!
482 km (299 mi) SSW of Yelizovo (pop: 40,700) --> See nearby quakes!
6989 km (4343 mi) NE of Moscow (pop: 10,381,200) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 2.5 x 1014 joules (69.8 gigawatt hours, equivalent to 60036 tons of TNT or 3.8 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 6.455 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 yet. If you felt it be the first to report it!
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Aftershocks of the 6.4 quake North Pacific Ocean, 40 km east of Onekotan Island, Sakhalin Oblast, Russia, 28 August 1947 06:50 GMT

More info
Recorded aftershocks, latest first (0 quakes):
So far, no aftershocks have been registered.

Earlier earthquakes in the same area

Strong mag. 6.4 earthquake - North Pacific Ocean, 40 km east of Onekotan Island, Sakhalin Oblast, Russia, on Thursday, 28 August 1947 at 06:50 (GMT)
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