Mag. 4.3 earthquake - 62 mi southeast of Sand Point, Alaska, on Sunday, 15 Nov 2020 10:14 am (GMT -11) -
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 4 weeks earlier.
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Light magnitude 4.3 earthquake at 35 km depth
16 Nov 00:36 UTC: First to report: USGS after 3 hours.
16 Nov 01:16: Magnitude recalculated from 4.2 to 4.3. Hypocenter depth recalculated from 13.2 to 35.0 km (from 8.2 to 22 mi). Epicenter location corrected by 9.9 km (6.2 mi) towards ENE.
16 Nov 01:16: Magnitude recalculated from 4.2 to 4.3. Hypocenter depth recalculated from 13.2 to 35.0 km (from 8.2 to 22 mi). Epicenter location corrected by 9.9 km (6.2 mi) towards ENE.
Local time at epicenter: Sunday, 15 Nov 2020 10:14 am (GMT -11)
Magnitude: 4.3
Depth: 35.0 km
Epicenter latitude / longitude: 54.5496°N / 159.7617°W
(Gulf of Alaska, Alaska, United States)Nearest volcano: Dana (151 km / 94 mi)
Nearby towns and cities:
99 km (62 mi) SSE of Sand Point (pop: 1,060) --> See nearby quakes!
156 km (97 mi) SSW of Perryville (pop: 113) --> See nearby quakes!
173 km (108 mi) ESE of King Cove (pop: 1,010) --> See nearby quakes!
186 km (115 mi) SSE of Nelson Lagoon (pop: 52) --> See nearby quakes!
202 km (126 mi) ESE of Cold Bay (pop: 123) --> See nearby quakes!
393 km (244 mi) E of Akutan (pop: 1,040) --> See nearby quakes!
447 km (278 mi) ENE of Unalaska (pop: 4,490) --> See nearby quakes!
580 km (361 mi) SW of Kodiak (pop: 6,250) --> See nearby quakes!
6156 km (3825 mi) NW of Washington DC (District of Columbia) (pop: 601,700) --> See nearby quakes!
6156 km (3825 mi) NW of Washington DC (District of Columbia) (pop: 601,700) --> See nearby quakes!
30 km (18 mi) SSW of Chernabura Island --> 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.
| Magnitude | Depth | Location | Source |
| M 4.3 | 35 km | 99 Km SSE of Sand Point, Alaska, USA | USGS |
| M 4.3 | 35 km | SOUTH OF ALASKA, USA | EMSC |
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Earlier earthquakes in the same area
Mag. 4.3 earthquake - 62 mi southeast of Sand Point, Alaska, on Sunday, 15 Nov 2020 10:14 am (GMT -11)
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