Mag. 3.3 earthquake - 80 mi southeast of Perryville, Alaska, on Sunday, 8 Nov 2020 10:57 pm (GMT -9) -
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 3.3 earthquake at 22 km depth
9 Nov 16:58 UTC: First to report: USGS after 9 hours.
Local time at epicenter: Sunday, 8 Nov 2020 10:57 pm (GMT -9)
Magnitude: 3.3
Depth: 21.7 km
Epicenter latitude / longitude: 55.0049°N / 157.8547°W
(Gulf of Alaska, Alaska, United States)Nearest volcano: Veniaminof (161 km / 100 mi)
Nearby towns and cities:
130 km (80 mi) SE of Perryville (pop: 113) --> See nearby quakes!
148 km (92 mi) SSE of Chignik (pop: 87) --> See nearby quakes!
150 km (93 mi) SSE of Chignik Lake (pop: 73) --> See nearby quakes!
172 km (107 mi) E of Sand Point (pop: 1,060) --> See nearby quakes!
221 km (137 mi) SSE of Port Heiden (pop: 98) --> See nearby quakes!
238 km (148 mi) ESE of Nelson Lagoon (pop: 52) --> See nearby quakes!
285 km (177 mi) E of King Cove (pop: 1,010) --> See nearby quakes!
310 km (193 mi) E of Cold Bay (pop: 123) --> See nearby quakes!
6023 km (3743 mi) NW of Washington DC (District of Columbia) (pop: 601,700) --> See nearby quakes!
6023 km (3743 mi) NW of Washington DC (District of Columbia) (pop: 601,700) --> See nearby quakes!
91 km (57 mi) E of Simeonof Island --> See nearby quakes!
111 km (69 mi) ENE of Chernabura Island --> See nearby quakes!
Weather at epicenter at time of quake:
Clear Sky
8.1°C (47 F), humidity: 86%, wind: 7 m/s (15 kts) from WSW
Primary data source: USGS (United States Geological Survey)
Clear Sky
8.1°C (47 F), humidity: 86%, wind: 7 m/s (15 kts) from WSWEstimated released energy: 5.6 x 109 joules (1.56 megawatt hours, equivalent to 1.34 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 3.3 | 22 km | 129 Km SE of Perryville, Alaska, USA | USGS |
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. 3.3 earthquake - 80 mi southeast of Perryville, Alaska, on Sunday, 8 Nov 2020 10:57 pm (GMT -9)
Click here to search our database for earlier earthquakes in the same area since 1900!
