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Very strong mag. 6.5 earthquake - 470 km south of Vilyuchinsk, Yelizovsky District, Kamchatka, Russia, on Thursday, September 23, 1954 at 21:43 GMT

Very strong mag. 6.5 earthquake - 470 km south of Vilyuchinsk, Yelizovsky District, Kamchatka, Russia, on Thursday, September 23, 1954 at 21:43 GMT

Very strong magnitude 6.5 earthquake at 20 km depth

Date & time: Sep 23, 1954 21:43:40 UTC
Magnitude: 6.5
Depth: 20.0 km
Epicenter latitude / longitude: 48.88°N / 156.519°E (North Pacific Ocean, Russia)
Antipode: 48.88°S / 23.481°W
Nearest volcano: Tao-Rusyr (142 km / 88 mi)
Nearby towns and cities:
202 km (125 mi) S of Severo-Kuril'sk (pop: 2,420) --> See nearby quakes!
291 km (181 mi) S of Ozernovskiy (pop: 2,620) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 3.5 x 1014 joules (98.6 gigawatt hours, equivalent to 84802 tons of TNT or 5.3 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
6.520 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

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 (1 quake)

Date and timeMag
Depth		LocationDetails
Nov 18, 1954 05:20
68 years ago
6.2

63 km		65 km SE of Kharimkotan Island, Sakhalin Oblast, RussiaMore

Earlier earthquakes in the same area

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