Moderate mag. 5.0 earthquake - Gulf of Alaska, 29 mi south of Sand Point, Aleutians East County, Alaska, USA, on Friday, 24 July 2020 at 13:24 (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 days earlier.
Quake Data | Interactive map | User Reports | Earlier quakes in same area | Quakes in the US | Alaska | Washington DC

Moderate magnitude 5.0 earthquake at 43 km depth
24 Jul 13:42 UTC: First to report: USGS after 17 minutes.
Magnitude: 5
Depth: 43.0 km
Epicenter latitude / longitude: 54.9333°N / 160.739°W

Nearest volcano: Dana (84 km / 52 mi)
Nearby towns and cities:
47 km (29 mi) SSW of Sand Point (pop: 1,060) --> See nearby quakes!
102 km (63 mi) E of King Cove (pop: 1,010) --> See nearby quakes!
122 km (76 mi) SSE of Nelson Lagoon (pop: 52) --> See nearby quakes!
129 km (80 mi) E of Cold Bay (pop: 123) --> See nearby quakes!
148 km (92 mi) SW of Perryville (pop: 113) --> See nearby quakes!
171 km (106 mi) E of False Pass (pop: 40) --> See nearby quakes!
337 km (209 mi) ENE of Akutan (pop: 1,040) --> See nearby quakes!
393 km (244 mi) ENE of Unalaska (pop: 4,490) --> See nearby quakes!
6200 km (3852 mi) NW of Washington DC (pop: 601,700) --> See nearby quakes!
6200 km (3852 mi) NW of Washington DC (pop: 601,700) --> See nearby quakes!
44 km (27 mi) SW of Shumagin s Island --> See nearby quakes!
78 km (48 mi) WNW of Chernabura Island --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 2 x 1012 joules (554 megawatt hours, equivalent to 477 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 5.2 | 37 km | Alaska Peninsula (USA) | GFZ |
M 5.0 | 38 km | Alaska Peninsula (USA) | EMSC |
M 5.0 | 43 km | 47 km SSW of Sand Point, Alaska (USA) | USGS |
M 5.3 | 85 km | Alaska Peninsula (USA) | BMKG |
M 5.1 | 48 km | Alaska Peninsula (USA) | GeoAu |
User reports for this quake (1)
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
209.4 km NE of epicenter [Map] / Light shaking (MMI IV) (reported through our app)
Earlier earthquakes in the same area since 1900
Moderate mag. 5.0 earthquake - Gulf of Alaska, 29 mi south of Sand Point, Aleutians East County, Alaska, USA, on Friday, 24 July 2020 at 13:24 (GMT)- Date / time UTC| Mag |Depth|Age|Distance| Details
- 01 Apr 1946 12:29| 8.6 |15km / 9.3mi|75 years ago|210km / 131mi| 1946 Aleutian Islands (Unimak Island) Earthquake, Alaska (USA)
- 10 Nov 1938 20:18| 8.2 |35km / 22mi|82 years ago|165km / 103mi| Alaska Peninsula (USA)
- 22 Jul 2020 06:12| 7.8 |28km / 17mi|26 weeks ago|142km / 88mi| 105 Km SSE of Perryville, Alaska (USA)
- 31 May 1917 08:47| 7.4 |35km / 22mi|104 years ago|83km / 52mi| South of Alaska (USA)
- 14 May 1948 22:31| 7.1 |25km / 16mi|73 years ago|46km / 29mi| Alaska Peninsula (USA)
- 30 May 1991 13:17| 7.0 |28km / 18mi|30 years ago|69km / 43mi| Alaska Peninsula (USA)
- 13 May 1993 11:59| 6.9 |32km / 20mi|28 years ago|32km / 20mi| Alaska Peninsula (USA)
- 10 Dec 1905 12:36| 6.9 |unknown|115 years ago|131km / 82mi| South of Alaska (USA)
- 12 Feb 1940 09:17| 6.8 |unknown|81 years ago|49km / 31mi| Alaska Peninsula (USA)
- 09 Oct 1985 09:33| 6.6 |30km / 19mi|35 years ago|74km / 46mi| South of Alaska (USA)
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