Mag. 3.3 earthquake - North Pacific Ocean, 81 mi southeast of Sand Point, Alaska, USA, on Thursday, 22 October 2020 at 18:06 (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 days earlier.
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Minor magnitude 3.3 earthquake at 33 km depth
22 Oct 23:54 UTC: First to report: USGS after 6 hours.
Magnitude: 3.3
Depth: 33.1 km
Epicenter latitude / longitude: 54.2697°N / 159.654°W
(North Pacific Ocean, Alaska, United States)Nearest volcano: Dana (182 km / 113 mi)
Nearby towns and cities:
130 km (81 mi) SSE of Sand Point (pop: 1,060) --> See nearby quakes!
185 km (115 mi) S of Perryville (pop: 113) --> See nearby quakes!
193 km (120 mi) ESE of King Cove (pop: 1,010) --> See nearby quakes!
216 km (134 mi) SSE of Nelson Lagoon (pop: 52) --> See nearby quakes!
222 km (138 mi) ESE of Cold Bay (pop: 123) --> See nearby quakes!
228 km (142 mi) SSW of Chignik Lake (pop: 73) --> See nearby quakes!
238 km (148 mi) SSW of Chignik Lagoon (pop: 78) --> See nearby quakes!
251 km (156 mi) ESE of False Pass (pop: 40) --> See nearby quakes!
6160 km (3828 mi) NW of Washington DC (District of Columbia) (pop: 601,700) --> See nearby quakes!
6160 km (3828 mi) NW of Washington DC (District of Columbia) (pop: 601,700) --> See nearby quakes!
58 km (36 mi) S of Chernabura Island --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated 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 | 33 km | 130 Km SSE of Sand Point, 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 - North Pacific Ocean, 81 mi southeast of Sand Point, Alaska, USA, on Thursday, 22 October 2020 at 18:06 (GMT)
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