Strong mag. 6.1 earthquake - Gulf of Alaska, 220 mi southwest of Kodiak, Alaska, USA, on Tuesday, 15 November 1955 at 10:06 (GMT)

Strong mag. 6.1 earthquake  - Gulf of Alaska, 220 mi southwest of Kodiak, Alaska, USA, on Tuesday, 15 November 1955 at 10:06 (GMT)

Strong magnitude 6.1 earthquake at 28 km depth

Date & time: 15 Nov 1955 10:06:52 UTC
Magnitude: 6.1
Depth: 27.6 km
Epicenter latitude / longitude: 55.174°N / 155.697°W (Gulf of Alaska, Alaska, United States)
Nearest volcano: Yantarni (225 km / 140 mi)
Nearby towns and cities:
210 km (131 mi) SE of Chignik (pop: 87) --> See nearby quakes!
219 km (136 mi) SSW of Akhiok (pop: 72) --> See nearby quakes!
227 km (141 mi) ESE of Chignik Lake (pop: 73) --> See nearby quakes!
232 km (144 mi) ESE of Perryville (pop: 113) --> See nearby quakes!
270 km (168 mi) SW of Old Harbor (pop: 221) --> See nearby quakes!
305 km (189 mi) E of Sand Point (pop: 1,060) --> See nearby quakes!
354 km (220 mi) SW of Kodiak (pop: 6,250) --> See nearby quakes!
421 km (262 mi) E of King Cove (pop: 1,010) --> See nearby quakes!
5887 km (3658 mi) NW of Washington DC (District of Columbia) (pop: 601,700) --> See nearby quakes!
5887 km (3658 mi) NW of Washington DC (District of Columbia) (pop: 601,700) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 8.9 x 1013 joules (24.8 gigawatt hours, equivalent to 21301 tons of TNT or 1.3 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 6.128 kmsouth of Alaska (USA)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 6.1 quake Gulf of Alaska, 220 mi southwest of Kodiak, Alaska, USA, 15 November 1955 10:06 GMT

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

Earlier earthquakes in the same area

Strong mag. 6.1 earthquake - Gulf of Alaska, 220 mi southwest of Kodiak, Alaska, USA, on Tuesday, 15 November 1955 at 10:06 (GMT)
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