Mag. 3.8 earthquake - Gulf of Alaska, 77 mi southeast of Sand Point, Alaska, USA, on 21 Oct 12:22 pm (GMT -11) -

Mag. 3.8 earthquake  - Gulf of Alaska, 77 mi southeast of Sand Point, Alaska, USA, on 21 Oct 12:22 pm (GMT -11)

Minor magnitude 3.8 earthquake at 24 km depth

21 Oct 23:44 UTC: First to report: USGS after 24 minutes.
Date & time: 21 Oct 2020 23:21:02 UTC -
Local time at epicenter: 21 Oct 12:22 pm (GMT -11)
Magnitude: 3.8
Depth: 23.6 km
Epicenter latitude / longitude: 54.3383°N / 159.6449°W (Gulf of Alaska, Alaska, United States)
Nearest volcano: Dana (160 km / 99 mi)
Nearby towns and cities:
124 km (77 mi) SSE of Sand Point (pop: 1,060) --> See nearby quakes!
178 km (110 mi) S of Perryville (pop: 113) --> See nearby quakes!
190 km (118 mi) ESE of King Cove (pop: 1,010) --> See nearby quakes!
210 km (130 mi) SSE of Nelson Lagoon (pop: 52) --> See nearby quakes!
219 km (136 mi) ESE of Cold Bay (pop: 123) --> See nearby quakes!
220 km (137 mi) SSW of Chignik Lake (pop: 73) --> See nearby quakes!
230 km (143 mi) SSW of Chignik Lagoon (pop: 78) --> See nearby quakes!
399 km (248 mi) E of Akutan (pop: 1,040) --> See nearby quakes!
6157 km (3826 mi) NW of Washington DC (District of Columbia) (pop: 601,700) --> See nearby quakes!
6157 km (3826 mi) NW of Washington DC (District of Columbia) (pop: 601,700) --> See nearby quakes!
50 km (31 mi) S of Chernabura Island --> See nearby quakes!
Weather at epicenter at time of quake:
Moderate Rain 6.3°C (43 F), humidity: 91%, wind: 23 m/s (45 kts) from E
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 3.2 x 1010 joules (8.78 megawatt hours, equivalent to 7.56 tons of TNT) More info
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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.
MagnitudeDepthLocationSource
M 3.824 km123 Km SSE of Sand Point, Alaska, USAUSGS
M 4.140 kmSouth Of Alaska, USAEMSC

User reports for this quake

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
There are no user reports for this quake yet. If you felt it be the first to report it!
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Earlier earthquakes in the same area

Mag. 3.8 earthquake - Gulf of Alaska, 77 mi southeast of Sand Point, Alaska, USA, on 21 Oct 12:22 pm (GMT -11)
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