Terremoto moderado mag. 4.7 - Gulf of Alaska, 34 miles S of Sand Point, Aleutians East County, Alaska, USA, jueves, 23 jul. 2020 -

Este terremoto probablemente fue una réplica del terremoto M 7.8 terremoto: Golfo de Alaska, 50 km al este de Simeonof , Borough de Aleutianas Orientales County, Alaska, Estados Unidos Wed, 22 Jul 2020 06:12que había ocurrido 1 dia 14 horas antes.
Terremoto moderado mag. 4.7 - Gulf of Alaska, 34 miles S of Sand Point, Aleutians East County, Alaska, USA, jueves, 23 jul. 2020

Terremoto moderado magnitud 4.7 at 40 km depth

23 Jul 21:22 UTC: Primero en informar: USGS después de 1 hora y 25 minutos.
Jul 24 17:14: Magnitud recalculada de 4.6 a 4.8.
Profundidad recalculada de 13.2 a 43.0 km.
Jul 30 14:14: Magnitud recalculada de 4.8 a 4.7.
Profundidad recalculada de 43.0 a 40.0 km.
Fecha & hora: 23 Jul 2020 19:56:50 UTC -
Magnitud: 4.7
Profundidad: 40.0 km
Epicentro latitud / longitud: 54.8493°N / 160.6606°W (Golfo de Alaska, Alaska, Estados Unidos)
Volcán mas cercano: Dana (90 km / 56 mi)
Nearby towns and cities:
55 km al S de Sand Point (pop: 1,060) --> ¡Vea sismos cercanos!
108 km al E de King Cove (pop: 1,010) --> ¡Vea sismos cercanos!
133 km al SSE de Nelson Lagoon (pop: 52) --> ¡Vea sismos cercanos!
137 km al ESE de Cold Bay (pop: 123) --> ¡Vea sismos cercanos!
152 km al SO de Perryville (pop: 113) --> ¡Vea sismos cercanos!
176 km al E de False Pass (pop: 40) --> ¡Vea sismos cercanos!
197 km al SO de Chignik Lake (pop: 73) --> ¡Vea sismos cercanos!
210 km al SO de Chignik Lagoon (pop: 78) --> ¡Vea sismos cercanos!
340 km al ENE de Akutan (pop: 1,040) --> ¡Vea sismos cercanos!
396 km al ENE de Unalaska (pop: 4,490) --> ¡Vea sismos cercanos!
Fuente primaria de datos: USGS (United States Geological Survey)
Energía liberada estimada: 7.1 x 1011 joules (197 megawatt hours, equivalent to 169 tons of TNT) More info
Show interactive Map
[smaller] [bigger]
If you felt this quake (or if you were near the epicenter), please share your experience and submit a short "I felt it" report! Other users would love to hear about it!
Also if you did NOT feel the quake although you were in the area, please report it! Your contribution is valuable also to earthquake science and earthquake hazard analysis and mitigation efforts. You can use your device location or the map to indicate where you were during the earthquake. Thank you!

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.
MagnitudProfundidadUbicaciónFuente
M 5.045 kmAlaska Peninsula (USA)GeoAu
M 5.137 kmAlaska Peninsula (USA)GFZ
M 5.140 kmAlaska Peninsula (USA)EMSC
M 4.740 km55 km S 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!
Volcanoes & Earthquakes - new app for Android

Earlier earthquakes in the same area since 1900


Map of earlier quakes

Volcanoes & Earthquakes - new app for Android
Why is there advertising on this site?
Support us - Help us upgrade our services!
We truly love working to bring you the latest volcano and earthquake data from around the world. Maintaining our website and our free apps does require, however, considerable time and resources.
We need financing to increase hard- and software capacity as well as support our editor team. We're aiming to achieve uninterrupted service wherever an earthquake or volcano eruption unfolds, and your donations can make it happen! Every donation will be highly appreciated. If you find the information useful and would like to support our team in integrating further features, write great content, and in upgrading our soft- and hardware, please make a donation (PayPal or Online credit card payment).

Planned features:
  • Weather reports
  • Tsunami alerts
  • Design upgrades
  • Faster responsiveness
Thanks to your past donations, these features have been added recently:
  • Earthquake archive from 1900 onwards
  • Additional seismic data sources
  • Improved content in English
Download and Upgrade the Volcanoes & Earthquakes app to get one of the fastest seismic and volcano alerts online:
Android | IOS
Thank you!
Copyrights: VolcanoDiscovery y otras fuentes como se ha señalado.
Uso de material: Most texts and images, in particular photographs, on this website are protected by copyright. Further reproduction and use of without authorization is usually not consented. If you are not sure or need licensing rights for photographs, for example for publications and commercial use, please contact us.