Strong mag. 6.6 earthquake - Gulf of Alaska, 24 mi east of Cherni Island, Aleutians East County, Alaska, USA, on Thursday, 29 April 1937 at 18:52 (GMT)

Strong mag. 6.6 earthquake - Gulf of Alaska, 24 mi east of Cherni Island, Aleutians East County, Alaska, USA, on Thursday, 29 April 1937 at 18:52 (GMT)

Strong magnitude 6.6 earthquake at 35 km depth

Date & time: 29 Apr 1937 18:52:41 UTC
Magnitude: 6.6
Depth: 35.0 km
Epicenter latitude / longitude: 54.649°N / 161.761°W (Gulf of Alaska, Alaska, United States)
Nearest volcano: Dutton (66 km / 41 mi)
Nearby towns and cities:
58 km (36 mi) SE of King Cove (pop: 1,010) --> See nearby quakes!
86 km (53 mi) SE of Cold Bay (pop: 123) --> See nearby quakes!
108 km (67 mi) E of False Pass (pop: 40) --> See nearby quakes!
111 km (69 mi) SW of Sand Point (pop: 1,060) --> See nearby quakes!
154 km (96 mi) SSW of Nelson Lagoon (pop: 52) --> See nearby quakes!
217 km (135 mi) SW of Perryville (pop: 113) --> See nearby quakes!
266 km (165 mi) ENE of Akutan (pop: 1,040) --> See nearby quakes!
322 km (200 mi) ENE of Unalaska (pop: 4,490) --> See nearby quakes!
6272 km (3897 mi) NW of Washington DC (District of Columbia) (pop: 601,700) --> See nearby quakes!
6272 km (3897 mi) NW of Washington DC (District of Columbia) (pop: 601,700) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 5 x 1014 joules (139 gigawatt hours, equivalent to 1.2 x 105 tons of TNT or 7.5 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 6.635 kmAlaska Peninsula (USA)USGS
Note: for quakes of 2012 and earlier, our database often contains only records from USGS.

User reports for this quake

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
There are no user reports for this quake yet. If you felt it be the first to report it!
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Aftershocks of the 6.6 quake Gulf of Alaska, 24 mi east of Cherni Island, Aleutians East County, Alaska, USA, 29 April 1937 18:52 GMT

More info
Recorded aftershocks, latest first (0 quakes):
So far, no aftershocks have been registered.
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Earlier earthquakes in the same area

Strong mag. 6.6 earthquake - Gulf of Alaska, 24 mi east of Cherni Island, Aleutians East County, Alaska, USA, on Thursday, 29 April 1937 at 18:52 (GMT)
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