Light mag. 4.8 earthquake - Gulf of Alaska, 15 mi south of Sand Point, Aleutians East County, Alaska, USA, on Tuesday, 21 May 1985 at 01:13 (GMT)
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Light magnitude 4.8 earthquake at 59 km depth
Date & time: 21 May 1985 01:13:06 UTC
Depth: 58.8 km
Epicenter latitude / longitude: 55.113°N / 160.473°W (Gulf of Alaska, Alaska, United States)
Nearest volcano: Dana (75 km / 47 mi)
Nearby towns and cities:
25 km (15 mi) S of Sand Point (pop: 1,060) --> See nearby quakes!
109 km (68 mi) SSE of Nelson Lagoon (pop: 52) --> See nearby quakes!
118 km (73 mi) E of King Cove (pop: 1,010) --> See nearby quakes!
122 km (76 mi) SW of Perryville (pop: 113) --> See nearby quakes!
143 km (89 mi) E of Cold Bay (pop: 123) --> See nearby quakes!
166 km (103 mi) SW of Chignik Lake (pop: 73) --> See nearby quakes!
180 km (112 mi) SW of Chignik Lagoon (pop: 78) --> See nearby quakes!
234 km (145 mi) SSW 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 x 1012 joules (278 megawatt hours, equivalent to 239 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 4.8||59 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.