Strong mag. 5.8 earthquake - North Pacific Ocean, 44 mi southwest of Nikolski, Aleutians West (CA) County, Alaska, USA, on Sunday, 27 April 1958 at 19:03 (GMT)
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Strong magnitude 5.8 earthquake at 50 km depth
Date & time: 27 Apr 1958 19:03:56 UTC
Depth: 49.7 km
Epicenter latitude / longitude: 52.379°N / 169.359°W (North Pacific Ocean, Alaska, United States)
Nearest volcano: Tana (57 km / 35 mi)
Nearby towns and cities:
71 km (44 mi) SSW of Nikolski (pop: 18) --> See nearby quakes!
251 km (156 mi) SW of Unalaska (pop: 4,490) --> See nearby quakes!
308 km (191 mi) SW of Akutan (pop: 1,040) --> See nearby quakes!
330 km (205 mi) E of Atka (pop: 64) --> See nearby quakes!
479 km (298 mi) WSW of False Pass (pop: 40) --> See nearby quakes!
536 km (333 mi) WSW of Cold Bay (pop: 123) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 3.2 x 1013 joules (8.78 gigawatt hours, equivalent to 7558 tons of TNT or 0.5 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 5.8||50 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 (1 quakes):
- 30 May 1958 18:04 UTC| M 6.1 |35 km (21.7 mi) depth|44 km (27 mi) distance| USGS | Strong mag. 6.1 earthquake - North Pacific Ocean, 40 mi south of Nikolski, Aleutians West (CA) County, Alaska, USA, on Friday, 30 May 1958 at 18:04 (GMT)