Very strong mag. 6.4 earthquake - North Pacific Ocean, 196 mi east of Unalaska, Aleutians West (CA) County, Alaska, USA, on Saturday, 6 February 1965 at 01:40 (GMT)
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Very strong magnitude 6.4 earthquake at 18 km depth
Date & time: 6 Feb 1965 01:40:32 UTC
Depth: 17.8 km
Epicenter latitude / longitude: 53.008°N / 162.008°W (North Pacific Ocean, Alaska, United States)
Nearest volcano: Isanotski (225 km / 140 mi)
Nearby towns and cities:
225 km (140 mi) SSE of False Pass (pop: 40) --> See nearby quakes!
229 km (142 mi) S of King Cove (pop: 1,010) --> See nearby quakes!
247 km (153 mi) SSE of Cold Bay (pop: 123) --> See nearby quakes!
277 km (172 mi) SSW of Sand Point (pop: 1,060) --> See nearby quakes!
279 km (173 mi) ESE of Akutan (pop: 1,040) --> See nearby quakes!
315 km (196 mi) ESE of Unalaska (pop: 4,490) --> See nearby quakes!
337 km (209 mi) S of Nelson Lagoon (pop: 52) --> See nearby quakes!
372 km (231 mi) SSW of Perryville (pop: 113) --> See nearby quakes!
417 km (259 mi) SSW of Chignik Lake (pop: 73) --> See nearby quakes!
430 km (267 mi) SSW of Chignik Lagoon (pop: 78) --> 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
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.
|M 6.4||18 km||south of Alaska (USA)||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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More infoRecorded aftershocks, latest first (2 quakes):
- 13 Mar 1965 07:33 UTC| M 5.7 |20 km (12.4 mi) depth|38 km (24 mi) distance| USGS | Details
- 06 Feb 1965 16:50 UTC| M 6.3 |22.5 km (14 mi) depth|23 km (14 mi) distance| USGS | Very strong mag. 6.3 earthquake - North Pacific Ocean, 131 mi south of King Cove, Aleutians East County, Alaska, USA, on Saturday, 6 February 1965 at 16:50 (GMT)