Very strong mag. 6.2 earthquake - North Pacific Ocean, 81 mi south of Unalaska, Aleutians West (CA) County, Alaska, USA, on Monday, 21 January 1952 at 03:43 (GMT)

Very strong mag. 6.2 earthquake - North Pacific Ocean, 81 mi south of Unalaska, Aleutians West (CA) County, Alaska, USA, on Monday, 21 January 1952 at 03:43 (GMT)

Very strong magnitude 6.2 earthquake at 27 km depth

Date & time: 21 Jan 1952 03:43:03 UTC
Magnitude: 6.2
Depth: 27.1 km
Epicenter latitude / longitude: 52.717°N / 166.849°W (North Pacific Ocean, Alaska, United States)
Nearest volcano: Okmok (116 km / 72 mi)
Nearby towns and cities:
130 km (81 mi) S of Unalaska (pop: 4,490) --> See nearby quakes!
137 km (85 mi) E of Nikolski (pop: 18) --> See nearby quakes!
173 km (107 mi) SSW of Akutan (pop: 1,040) --> See nearby quakes!
328 km (204 mi) SW of False Pass (pop: 40) --> See nearby quakes!
385 km (239 mi) SW of Cold Bay (pop: 123) --> See nearby quakes!
395 km (245 mi) SW of King Cove (pop: 1,010) --> See nearby quakes!
507 km (315 mi) WSW of Sand Point (pop: 1,060) --> See nearby quakes!
517 km (321 mi) SW of Nelson Lagoon (pop: 52) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 1.3 x 1014 joules (35 gigawatt hours, equivalent to 30089 tons of TNT or 1.9 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 6.227 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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