Terremoto moderado mag. 4.8 - Gulf of Alaska, 33 miles S of Wosnesenski Island, Aleutians East County, Alaska, USA, Saturday, 06 Feb. 2021 -

Terremoto moderado mag. 4.8 - Gulf of Alaska, 33 miles S of Wosnesenski Island, Aleutians East County, Alaska, USA, Saturday, 06 Feb. 2021

Terremoto moderado magnitud 4.8 at 50 km depth

6 Feb 18:54 UTC: Primero en informar: EMSC después de 15 minutos.
6 Feb 19:01: Ubicación del epicentro corregida 1.3 km (0.8 mi) al NNW.
6 Feb 19:56: Magnitud recalculada de 4.9 a 5.1. Profundidad recalculada de 95.0 a 60.0 km (de 59 a 37 mi). Ubicación del epicentro corregida 32 km (20 mi) al ENE.
6 Feb 20:04: Ahora usando una nueva fuente de datos: USGS
Update Sat, 6 Feb 2021, 19:00
Moderate magnitude 4.9 quake hits 10 miles northeast of King Cove, Alaska, United States in the morning
4.9 quake 6 Feb 9:39 am (GMT -9)
4.9 quake 6 Feb 9:39 am (GMT -9)
Just 20 minutes ago, a 4.9-magnitude earthquake struck near King Cove, Aleutians East County, Alaska, USA. The tremor was recorded in the morning on Saturday 6 February 2021 at 9:39 am local time, at an intermediate depth of 59 miles below the surface.
The event was filed by the European-Mediterranean Seismological Centre (EMSC), the first seismological agency to report it.
Based on the preliminary seismic data, the quake should not have caused any significant damage, but was probably felt by many people as light vibration in the area of the epicenter.
Weak shaking might have been felt in King Cove (pop. 1000) located 10 miles from the epicenter, and Cold Bay (pop. 120) 26 miles away.
Other towns or cities near the epicenter where the quake might have been felt as very weak shaking include False Pass (pop. 40) located 55 miles from the epicenter, and Sand Point (pop. 1,100) 64 miles away.
VolcanoDiscovery will automatically update magnitude and depth if these change and follow up if other significant news about the quake become available. If you're in the area, please send us your experience through our reporting mechanism, either online or via our mobile app. This will help us provide more first-hand updates to anyone around the globe who wants to know more about this quake.
Download the Volcanoes & Earthquakes app to get one of the fastest seismic alerts online:
Android | IOS

Earthquake data:

Fecha & hora: 6 Feb 2021 18:39:50 UTC -
Hora local al epicentro: Saturday, 6 Feb 2021 09:39 (GMT -9)
Magnitud: 4.8
Profundidad: 50.0 km
Epicentro latitud / longitud: 54.7143°N / 161.2781°W (Golfo de Alaska, Alaska, Estados Unidos)
Volcán mas cercano: Dutton (13 km / 8 mi)
Nearby towns and cities:
77 km al ESE de King Cove (pop: 1,010) --> ¡Vea sismos cercanos!
85 km al SO de Sand Point (pop: 1,060) --> ¡Vea sismos cercanos!
106 km al ESE de Cold Bay (pop: 123) --> ¡Vea sismos cercanos!
138 km al E de False Pass (pop: 40) --> ¡Vea sismos cercanos!
143 km al S de Nelson Lagoon (pop: 52) --> ¡Vea sismos cercanos!
190 km al SO de Perryville (pop: 113) --> ¡Vea sismos cercanos!
233 km al SO de Chignik Lake (pop: 73) --> ¡Vea sismos cercanos!
248 km al SO de Chignik Lagoon (pop: 78) --> ¡Vea sismos cercanos!
298 km al ENE de Akutan (pop: 1,040) --> ¡Vea sismos cercanos!
354 km al ENE de Unalaska (pop: 4,490) --> ¡Vea sismos cercanos!
Fuente primaria de datos: USGS (United States Geological Survey)
Energía liberada estimada: 1 x 1012 joules (278 megawatt hours, equivalent to 239 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.
4.850 km77 Km ESE of King Cove, Alaska, USAUSGS
4.947 kmAlaska Peninsula, USAGFZ

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

Try our free app!
Volcanoes & Earthquakes - new app for Android
Android | iOS version
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.