Mag. 3.5 earthquake - Gulf of Alaska, 14 mi southeast of Shumagin s Island, Aleutians East County, Alaska, USA, on Wednesday, 22 July 2020 at 08:36 (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 2 hours and 24 minutes earlier.
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Minor magnitude 3.5 earthquake at 26 km depth
23 Jul 06:16 UTC: First to report: USGS after 22 hours.
Magnitude: 3.5
Depth: 25.6 km
Epicenter latitude / longitude: 54.9998°N / 160.019°W
(Gulf of Alaska, Alaska, United States)Nearest volcano: Stepovak Bay 2 (102 km / 63 mi)
Nearby towns and cities:
48 km (30 mi) SE of Sand Point (pop: 1,060) --> See nearby quakes!
115 km (72 mi) SSW of Perryville (pop: 113) --> See nearby quakes!
134 km (83 mi) SE of Nelson Lagoon (pop: 52) --> See nearby quakes!
147 km (91 mi) E of King Cove (pop: 1,010) --> See nearby quakes!
160 km (100 mi) SSW of Chignik Lake (pop: 73) --> See nearby quakes!
173 km (108 mi) E of Cold Bay (pop: 123) --> See nearby quakes!
176 km (109 mi) SW of Chignik (pop: 87) --> See nearby quakes!
383 km (238 mi) ENE of Akutan (pop: 1,040) --> See nearby quakes!
6154 km (3824 mi) NW of Washington DC (District of Columbia) (pop: 601,700) --> See nearby quakes!
6154 km (3824 mi) NW of Washington DC (District of Columbia) (pop: 601,700) --> See nearby quakes!
22 km (14 mi) SSE of Shumagin s Island --> See nearby quakes!
38 km (24 mi) NW of Chernabura Island --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 1.1 x 1010 joules (3.12 megawatt hours, equivalent to 2.68 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 3.5 | 26 km | 48 km SE 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.
There are no user reports for this quake yet. If you felt it be the first to report it!
Earlier earthquakes in the same area
Mag. 3.5 earthquake - Gulf of Alaska, 14 mi southeast of Shumagin s Island, Aleutians East County, Alaska, USA, on Wednesday, 22 July 2020 at 08:36 (GMT)
Click here to search our database for earlier earthquakes in the same area since 1900!
