Major magnitude 6.3 earthquake - North Pacific Ocean, 96 mi southeast of Unalaska, Aleutians West (CA) County, Alaska, USA, on Wednesday, 1 October 1958 at 17:47 (GMT)
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Major magnitude 6.3 earthquake at 0 km depth
Date & time: 1 Oct 1958 17:47:17 UTC
Depth: 0.0 km
Epicenter latitude / longitude: 52.67°N / 165.4°W (North Pacific Ocean, United States)
Nearest volcano: Wide Bay (165 km / 103 mi)
Nearby towns and cities:
154 km (96 mi) SSE of Unalaska (pop: 4,490) --> See nearby quakes!
165 km (102 mi) S of Akutan (pop: 1,040) --> See nearby quakes!
235 km (146 mi) E of Nikolski (pop: 18) --> See nearby quakes!
276 km (171 mi) SSW of False Pass (pop: 40) --> See nearby quakes!
330 km (205 mi) SSW of Cold Bay (pop: 123) --> See nearby quakes!
334 km (208 mi) SW of King Cove (pop: 1,010) --> See nearby quakes!
436 km (271 mi) SW of Sand Point (pop: 1,060) --> See nearby quakes!
459 km (285 mi) SW of Nelson Lagoon (pop: 52) --> See nearby quakes!
543 km (337 mi) SW of Perryville (pop: 113) --> See nearby quakes!
585 km (364 mi) SW of Chignik Lake (pop: 73) --> 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||km||south of the Aleutian Islands (USA)||USGS|
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.