Very strong mag. 6.3 earthquake - North Pacific Ocean, 86 mi south of Unalaska, Aleutians West (CA) County, Alaska, USA, on Thursday, 12 June 1958 at 20:53 (GMT)

Very strong mag. 6.3 earthquake - North Pacific Ocean, 86 mi south of Unalaska, Aleutians West (CA) County, Alaska, USA, on Thursday, 12 June 1958 at 20:53 (GMT)

Very strong magnitude 6.3 earthquake at 35 km depth

Date & time: 12 Jun 1958 20:53:05 UTC
Magnitude: 6.3
Depth: 35.0 km
Epicenter latitude / longitude: 52.658°N / 166.983°W (North Pacific Ocean, Alaska, United States)
Nearest volcano: Okmok (114 km / 71 mi)
Nearby towns and cities:
130 km (81 mi) ESE of Nikolski (pop: 18) --> See nearby quakes!
139 km (86 mi) SSW of Unalaska (pop: 4,490) --> See nearby quakes!
183 km (113 mi) SSW of Akutan (pop: 1,040) --> See nearby quakes!
339 km (211 mi) SW of False Pass (pop: 40) --> See nearby quakes!
396 km (246 mi) SW of Cold Bay (pop: 123) --> See nearby quakes!
406 km (252 mi) SW of King Cove (pop: 1,010) --> See nearby quakes!
518 km (322 mi) WSW of Sand Point (pop: 1,060) --> See nearby quakes!
527 km (328 mi) SW of Nelson Lagoon (pop: 52) --> 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
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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 6.335 kmFox Islands, Aleutian Islands, Alaska (USA)USGS
Note: for quakes of 2012 and earlier, our database often contains only records from USGS.

User reports for this quake

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Aftershocks

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Recorded aftershocks, latest first (0 quakes):
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Earlier earthquakes in the same area

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