Mag. 3.5 earthquake - 80 mi southeast of Sand Point, Alaska, on Friday, 13 November 2020 at 08:19 (GMT) -
This quake was likely an aftershock of the 7.6 quake Gulf of Alaska, 60 mi southeast of Sand Point, Aleutians East County, Alaska, USA, 19 Oct 2020 11:54 am (GMT -9), which had occurred 3 weeks earlier.
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Minor magnitude 3.5 earthquake at 30 km depth
13 Nov 17:30 UTC: First to report: USGS after 9 hours.
14 Nov 05:34: Magnitude recalculated from 3.2 to 3.5. Hypocenter depth recalculated from 1.4 to 29.9 km (from 0.9 to 18.6 mi). Epicenter location corrected by 16 km (9.8 mi) towards ESE.
14 Nov 05:34: Magnitude recalculated from 3.2 to 3.5. Hypocenter depth recalculated from 1.4 to 29.9 km (from 0.9 to 18.6 mi). Epicenter location corrected by 16 km (9.8 mi) towards ESE.
Magnitude: 3.5
Depth: 29.9 km
Epicenter latitude / longitude: 54.2804°N / 159.6491°W
(North Pacific Ocean, Alaska, United States)Nearest volcano: Dana (168 km / 104 mi)
Nearby towns and cities:
129 km (80 mi) SSE of Sand Point (pop: 1,060) --> See nearby quakes!
184 km (114 mi) S of Perryville (pop: 113) --> See nearby quakes!
192 km (120 mi) ESE of King Cove (pop: 1,010) --> See nearby quakes!
215 km (134 mi) SSE of Nelson Lagoon (pop: 52) --> See nearby quakes!
221 km (138 mi) ESE of Cold Bay (pop: 123) --> See nearby quakes!
227 km (141 mi) SSW of Chignik Lake (pop: 73) --> See nearby quakes!
237 km (148 mi) SSW of Chignik (pop: 87) --> See nearby quakes!
399 km (248 mi) E of Akutan (pop: 1,040) --> See nearby quakes!
6159 km (3827 mi) NW of Washington DC (District of Columbia) (pop: 601,700) --> See nearby quakes!
6159 km (3827 mi) NW of Washington DC (District of Columbia) (pop: 601,700) --> See nearby quakes!
57 km (35 mi) S of Chernabura Island --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 1.1 x 1010 joules (3.12 megawatt hours, equivalent to 2.68 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.
| Magnitude | Depth | Location | Source |
| M 3.5 | 30 km | 129 Km SSE of Sand Point, Alaska, USA | USGS |
User reports for this quake
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Earlier earthquakes in the same area
Mag. 3.5 earthquake - 80 mi southeast of Sand Point, Alaska, on Friday, 13 November 2020 at 08:19 (GMT)
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