Moderate mag. 5.0 earthquake - Gulf of Alaska, 20 mi west of Chernabura Island, Aleutians East County, Alaska, USA, on Thursday, 13 February 1986 at 08:43 (GMT)

Moderate mag. 5.0 earthquake - Gulf of Alaska, 20 mi west of Chernabura Island, Aleutians East County, Alaska, USA, on Thursday, 13 February 1986 at 08:43 (GMT)

Moderate magnitude 5.0 earthquake at 33 km depth

Date & time: 13 Feb 1986 08:43:09 UTC
Magnitude: 5
Depth: 33.0 km
Epicenter latitude / longitude: 54.811°N / 160.057°W (Gulf of Alaska, Alaska, United States)
Nearest volcano: Dana (118 km / 73 mi)
Nearby towns and cities:
65 km (40 mi) SSE of Sand Point (pop: 1,060) --> See nearby quakes!
135 km (84 mi) SSW of Perryville (pop: 113) --> See nearby quakes!
147 km (91 mi) E of King Cove (pop: 1,010) --> See nearby quakes!
151 km (94 mi) SSE of Nelson Lagoon (pop: 52) --> See nearby quakes!
175 km (109 mi) ESE of Cold Bay (pop: 123) --> See nearby quakes!
180 km (112 mi) SSW of Chignik Lake (pop: 73) --> See nearby quakes!
192 km (119 mi) SSW of Chignik Lagoon (pop: 78) --> See nearby quakes!
215 km (134 mi) E of False Pass (pop: 40) --> See nearby quakes!
253 km (157 mi) SSW of Port Heiden (pop: 98) --> See nearby quakes!
377 km (234 mi) ENE of Akutan (pop: 1,040) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 2 x 1012 joules (554 megawatt hours, equivalent to 477 tons of TNT) 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 5.033 kmAlaska Peninsula (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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