Very strong mag. 6.3 earthquake - North Pacific Ocean, 32 mi south of Nikolski, Aleutians West (CA) County, Alaska, USA, on Thursday, 2 May 1957 at 11:29 (GMT)
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Very strong magnitude 6.3 earthquake at 30 km depth
Date & time: 2 May 1957 11:29:19 UTC
Depth: 30.0 km
Epicenter latitude / longitude: 52.489°N / 168.74°W (North Pacific Ocean, Alaska, United States)
Nearest volcano: Vsevidof (71 km / 44 mi)
Nearby towns and cities:
51 km (32 mi) S of Nikolski (pop: 18) --> See nearby quakes!
213 km (132 mi) SW of Unalaska (pop: 4,490) --> See nearby quakes!
214 km (133 mi) SW of Dutch Harbor (pop: 4,380) --> See nearby quakes!
269 km (167 mi) SW of Akutan (pop: 1,040) --> See nearby quakes!
372 km (231 mi) E of Atka (pop: 64) --> See nearby quakes!
439 km (272 mi) SW of False Pass (pop: 40) --> See nearby quakes!
496 km (308 mi) SW of Cold Bay (pop: 123) --> See nearby quakes!
510 km (317 mi) WSW of King Cove (pop: 1,010) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 1.8 x 1014 joules (49.4 gigawatt hours, equivalent to 42502 tons of TNT or 2.7 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 6.3||30 km||Fox Islands, Aleutian Islands, 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 (3 quakes):
- 23 Oct 1957 05:56 UTC| M 6.2 |35 km (21.7 mi) depth|64 km (40 mi) distance| USGS | Strong mag. 6.2 earthquake - Bering Sea, 37 mi southeast of Herbert Island, Aleutians West County, Alaska, USA, on Wednesday, 23 October 1957 at 05:56 (GMT)
- 13 Jul 1957 00:59 UTC| M 5.7 |25.8 km (16 mi) depth|61 km (38 mi) distance| USGS | Details
- 02 May 1957 11:38 UTC| M 6.3 |26 km (16.2 mi) depth|2 km (1 mi) distance| USGS | Very strong mag. 6.3 earthquake - North Pacific Ocean, 33 mi south of Nikolski, Aleutians West (CA) County, Alaska, USA, on Thursday, 2 May 1957 at 11:38 (GMT)