Terremoto moderado mag. 4.9 - Gulf of Alaska, 1 miles E of Sand Point, Aleutians East County, Alaska, USA, viernes, 25 sep. 2020 -

Terremoto moderado mag. 4.9 - Gulf of Alaska, 1 miles E of Sand Point, Aleutians East County, Alaska, USA, viernes, 25 sep. 2020

Terremoto moderado magnitud 4.9 at 10 km depth

25 Sep 06:04 UTC: Primero en informar: USGS después de 6 minutos.
25 Sep 06:11: Magnitud recalculada de 5.4 a 4.9. Profundidad recalculada de 21.0 a 26.3 km (de 13 a 16.3 mi). Ubicación del epicentro corregida 15.5 km (9.6 mi) al SSW.
25 Sep 06:15: Profundidad recalculada de 26.3 a 10.0 km (de 16.3 a 6.2 mi). Ubicación del epicentro corregida 14.6 km (9.1 mi) al SSW.
Fecha & hora: 25 Sep 2020 05:57:57 UTC -
Hora local al epicentro: 24 Sep 9:57 pm (GMT -8)
Magnitud: 4.9
Profundidad: 10.0 km
Epicentro latitud / longitud: 55.0499°N / 158.0177°W (Golfo de Alaska, Alaska, Estados Unidos)
Volcán mas cercano: Veniaminof (146 km / 91 mi)
Nearby towns and cities:
119 km al SE de Perryville (pop: 113) --> ¡Vea sismos cercanos!
142 km al SSE de Chignik Lake (pop: 73) --> ¡Vea sismos cercanos!
144 km al SSE de Chignik Lagoon (pop: 78) --> ¡Vea sismos cercanos!
161 km al E de Sand Point (pop: 1,060) --> ¡Vea sismos cercanos!
214 km al S de Port Heiden (pop: 98) --> ¡Vea sismos cercanos!
227 km al ESE de Nelson Lagoon (pop: 52) --> ¡Vea sismos cercanos!
274 km al E de King Cove (pop: 1,010) --> ¡Vea sismos cercanos!
300 km al E de Cold Bay (pop: 123) --> ¡Vea sismos cercanos!
450 km al SO de Kodiak Station (pop: 1,300) --> ¡Vea sismos cercanos!
460 km al SO de Kodiak (pop: 6,250) --> ¡Vea sismos cercanos!
Weather at epicenter at time of quake:
Broken Clouds 9.7°C (49 F), humidity: 73%, wind: 3 m/s (5 kts) from NW
Fuente primaria de datos: USGS (United States Geological Survey)
Energía liberada estimada: 1.4 x 1012 joules (392 megawatt hours, equivalent to 338 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 4.910 kmAlaska Peninsula, USAUSGS
M 4.924 kmAlaska Peninsula, USAGFZ
M 4.930 kmAlaska Peninsula, USAEMSC
M 5.015 kmAlaska Peninsula, USAGeoAu
M 5.610 kmAlaska Peninsula, USABMKG

User reports for this quake (2)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Perryville (114.1 km NW of epicenter) [Map] / Weak shaking (MMI III) / rattling, vibrating / very short (reported through our app)
Portland Oregon / Weak shaking (MMI III) / rattling, vibrating / 20-30 s : This is the only quake in the northern hemisphere at the time. We thought it was closer, but don't see any others. I was already awake, but my wife was awakened by the shaking.
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