Terremoto moderado mag. 4.7 - Gulf of Alaska, 72 miles SE of Sand Point, Aleutians East County, Alaska, USA, sábado, 31 oct. 2020 -

Terremoto moderado mag. 4.7 - Gulf of Alaska, 72 miles SE of Sand Point, Aleutians East County, Alaska, USA, sábado, 31 oct. 2020

Terremoto moderado magnitud 4.7 at 40 km depth

31 Oct 05:46 UTC: Primero en informar: GFZ después de 10 minutos.
31 Oct 05:50: Magnitud recalculada de 5.1 a 5.8. Ubicación del epicentro corregida 7.9 km (4.9 mi) al S.
31 Oct 06:51: Magnitud recalculada de 5.8 a 5.3. Ubicación del epicentro corregida 1.3 km (0.8 mi) al SSW.
3 Nov 18:02: Ahora usando una nueva fuente de datos: USGS
Fecha & hora: 31 Oct 2020 05:36:09 UTC -
Hora local al epicentro: viernes, 30 oct 2020 21:36 (GMT -8)
Magnitud: 4.7
Profundidad: 40.4 km
Epicentro latitud / longitud: 54.5411°N / 159.3357°W (Golfo de Alaska, Estados Unidos)
Volcán mas cercano: Stepovak Bay 2 (155 km / 96 mi)
Nearby towns and cities:
116 km al SE de Sand Point (pop: 1,060) --> ¡Vea sismos cercanos!
153 km al S de Perryville (pop: 113) --> ¡Vea sismos cercanos!
194 km al S de Chignik Lake (pop: 73) --> ¡Vea sismos cercanos!
200 km al ESE de King Cove (pop: 1,010) --> ¡Vea sismos cercanos!
201 km al SE de Nelson Lagoon (pop: 52) --> ¡Vea sismos cercanos!
203 km al SSO de Chignik Lagoon (pop: 78) --> ¡Vea sismos cercanos!
228 km al ESE de Cold Bay (pop: 123) --> ¡Vea sismos cercanos!
264 km al E de False Pass (pop: 40) --> ¡Vea sismos cercanos!
271 km al S de Port Heiden (pop: 98) --> ¡Vea sismos cercanos!
479 km al SO de Old Harbor (pop: 221) --> ¡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
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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 4.740 km115 Km SE of Sand Point, Alaska, USAUSGS
M 4.710 kmSouth Of Alaska, USAEMSC
M 5.235 kmSouth of Alaska, USAGeoAu
M 4.740 km115 Km SE of Sand Point, Alaska, USAUSGS
M 5.310 kmSouth of Alaska, USAGFZ

User reports for this quake (3)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
962.4 km NNE of epicenter [Map] / not felt (reported through our app)
962.4 km NNE of epicenter [Map] / not felt (reported through our app)
153.2 km N of epicenter [Map] / Moderate shaking (MMI V) (reported through our app)
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