Light mag. 4.3 earthquake - Gulf of Alaska, 4.1 mi west of Sand Point, Aleutians East County, Alaska, USA, on Saturday, 6 April 1974 at 02:27 (GMT)
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Light magnitude 4.3 earthquake at 33 km depth
Date & time: 6 Apr 1974 02:27:21 UTC
Depth: 33.0 km
Epicenter latitude / longitude: 55.339°N / 160.602°W (Gulf of Alaska, Alaska, United States)
Nearest volcano: Dana (51 km / 32 mi)
Nearby towns and cities:
7 km (4 mi) W of Sand Point (pop: 1,060) --> See nearby quakes!
83 km (51 mi) SSE of Nelson Lagoon (pop: 52) --> See nearby quakes!
111 km (69 mi) SW of Perryville (pop: 113) --> See nearby quakes!
113 km (70 mi) ENE of King Cove (pop: 1,010) --> See nearby quakes!
135 km (84 mi) E of Cold Bay (pop: 123) --> See nearby quakes!
154 km (95 mi) SW of Chignik Lake (pop: 73) --> See nearby quakes!
168 km (105 mi) SW of Chignik Lagoon (pop: 78) --> See nearby quakes!
216 km (134 mi) SW of Port Heiden (pop: 98) --> See nearby quakes!
358 km (223 mi) ENE of Akutan (pop: 1,040) --> See nearby quakes!
415 km (258 mi) ENE of Unalaska (pop: 4,490) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 1.8 x 1011 joules (49.4 megawatt hours, equivalent to 42.5 tons of TNT) 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 4.3||33 km||Alaska Peninsula (USA)||USGS|
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.