Mag. 3.1 earthquake - County, 41 mi east of Sand Point, Aleutians East County, Alaska, USA, on Wednesday, 22 July 2020 at 14:12 (GMT) -
This quake was likely an aftershock of the 7.8 quake Gulf of Alaska, 31 mi east of Simeonof Island, Aleutians East County, Alaska, USA, 22 July 2020 06:12 GMT, which had occurred 8 hours earlier.
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Minor magnitude 3.1 earthquake at 34 km depth
22 Jul 14:34 UTC: First to report: USGS after 21 minutes.
Magnitude: 3.1
Depth: 33.6 km
Epicenter latitude / longitude: 55.1433°N / 159.5034°W
(Alaska, United States)Nearest volcano: Stepovak Bay 2 (92 km / 57 mi)
Nearby towns and cities:
67 km (41 mi) ESE of Sand Point (pop: 1,060) --> See nearby quakes!
88 km (55 mi) SSW of Perryville (pop: 113) --> See nearby quakes!
132 km (82 mi) SSW of Chignik Lake (pop: 73) --> See nearby quakes!
143 km (89 mi) SSW of Chignik Lagoon (pop: 78) --> See nearby quakes!
143 km (89 mi) SE of Nelson Lagoon (pop: 52) --> See nearby quakes!
179 km (111 mi) E of King Cove (pop: 1,010) --> See nearby quakes!
204 km (127 mi) E of Cold Bay (pop: 123) --> See nearby quakes!
208 km (129 mi) SSW of Port Heiden (pop: 98) --> See nearby quakes!
6118 km (3801 mi) NW of Washington DC (District of Columbia) (pop: 601,700) --> See nearby quakes!
6118 km (3801 mi) NW of Washington DC (District of Columbia) (pop: 601,700) --> See nearby quakes!
3 km (2 mi) ENE of Big Koniuji Island --> See nearby quakes!
40 km (25 mi) N of Chernabura Island --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 2.8 x 109 joules (783 kilowatt hours, equivalent to 0.674 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 3.1 | 34 km | 66 km ESE of Sand Point, Alaska (USA) | USGS |
| M 3.1 | 34 km | Alaska Peninsula (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. 3.1 earthquake - County, 41 mi east of Sand Point, Aleutians East County, Alaska, USA, on Wednesday, 22 July 2020 at 14:12 (GMT)
Click here to search our database for earlier earthquakes in the same area since 1900!
