Mag. 4.0 earthquake - North Pacific Ocean, 135 mi east of Unalaska, USA, on Wednesday, 14 October 2020 at 16:33 (GMT) -

Mag. 4.0 earthquake - North Pacific Ocean, 135 mi east of Unalaska, USA, on Wednesday, 14 October 2020 at 16:33 (GMT)

Light magnitude 4.0 earthquake at 10 km depth

14 Oct 21:26 UTC: First to report: USGS after 5 hours.
Date & time: 14 Oct 2020 16:33:57 UTC -
Magnitude: 4
Depth: 10.0 km
Epicenter latitude / longitude: 53.1365°N / 163.5043°W (North Pacific Ocean, Alaska, United States)
Nearest volcano: Westdahl (171 km / 106 mi)
Nearby towns and cities:
186 km (116 mi) SE of Akutan (pop: 1,040) --> See nearby quakes!
191 km (119 mi) S of False Pass (pop: 40) --> See nearby quakes!
217 km (135 mi) ESE of Unalaska (pop: 4,490) --> See nearby quakes!
228 km (141 mi) SSW of King Cove (pop: 1,010) --> See nearby quakes!
234 km (145 mi) SSW of Cold Bay (pop: 123) --> See nearby quakes!
313 km (195 mi) SW of Sand Point (pop: 1,060) --> See nearby quakes!
351 km (218 mi) SSW of Nelson Lagoon (pop: 52) --> See nearby quakes!
417 km (259 mi) SW of Perryville (pop: 113) --> See nearby quakes!
6442 km (4003 mi) NW of Washington DC (District of Columbia) (pop: 601,700) --> See nearby quakes!
6442 km (4003 mi) NW of Washington DC (District of Columbia) (pop: 601,700) --> See nearby quakes!
148 km (92 mi) SE of Tigalda Island --> See nearby quakes!
168 km (104 mi) SE of Rootok Island --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 6.3 x 1010 joules (17.5 megawatt hours, equivalent to 15.1 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 4.010 km186 Km SE of Akutan, Alaska, USAUSGS
M 4.010 kmUnimak Island Region, 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 since 1900

Mag. 4.0 earthquake - North Pacific Ocean, 135 mi east of Unalaska, USA, on Wednesday, 14 October 2020 at 16:33 (GMT)

Map of earlier quakes

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