Terremoto leve mag. 4.0 - Gulf of Alaska, 63 miles SSE of Sand Point, Aleutians East County, Alaska, USA, miércoles, 21 oct. 2020 -

Terremoto leve mag. 4.0 - Gulf of Alaska, 63 miles SSE of Sand Point, Aleutians East County, Alaska, USA, miércoles, 21 oct. 2020

Terremoto leve magnitud 4.0 at 24 km depth

21 Oct 01:01 UTC: Primero en informar: USGS después de 27 minutos.
21 Oct 02:20: Magnitud recalculada de 3.7 a 4.0. Profundidad recalculada de 16.5 a 23.6 km (de 10.3 a 14.7 mi). Ubicación del epicentro corregida 16.1 km (10 mi) al NNW.
Fecha & hora: 21 Oct 2020 00:33:51 UTC -
Hora local al epicentro: 20 Oct 1:33 pm (GMT -11)
Magnitud: 4
Profundidad: 23.6 km
Epicentro latitud / longitud: 54.5676°N / 159.6697°W (Golfo de Alaska, Alaska, Estados Unidos)
Volcán mas cercano: Stepovak Bay 2 (167 km / 104 mi)
Nearby towns and cities:
101 km al SSE de Sand Point (pop: 1,060) --> ¡Vea sismos cercanos!
153 km al SSO de Perryville (pop: 113) --> ¡Vea sismos cercanos!
178 km al ESE de King Cove (pop: 1,010) --> ¡Vea sismos cercanos!
196 km al SSO de Chignik Lake (pop: 73) --> ¡Vea sismos cercanos!
207 km al SSO de Chignik Lagoon (pop: 78) --> ¡Vea sismos cercanos!
207 km al ESE de Cold Bay (pop: 123) --> ¡Vea sismos cercanos!
399 km al E de Akutan (pop: 1,040) --> ¡Vea sismos cercanos!
453 km al ENE de Unalaska (pop: 4,490) --> ¡Vea sismos cercanos!
564 km al SO de Kodiak Station (pop: 1,300) --> ¡Vea sismos cercanos!
574 km al SO de Kodiak (pop: 6,250) --> ¡Vea sismos cercanos!
Weather at epicenter at time of quake:
Overcast Clouds 7.7°C (46 F), humidity: 66%, wind: 5 m/s (9 kts) from E
Fuente primaria de datos: USGS (United States Geological Survey)
Energía liberada estimada: 6.3 x 1010 joules (17.5 megawatt hours, equivalent to 15.1 tons of TNT) More info
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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 4.024 km100 Km SSE of Sand Point, Alaska, USAUSGS
M 4.024 kmSouth Of Alaska, USAEMSC

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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