Sismo débil mag. 3.3 - Matanuska-Susitna Parish, 14 miles NNW of Alaska City, Anchorage, Alaska, USA, miércoles, 21 jul 2021 07:12 (GMT -8) -

Sismo débil mag. 3.3 - Matanuska-Susitna Parish, 14 miles NNW of Alaska City, Anchorage, Alaska, USA, miércoles, 21 jul 2021 07:12 (GMT -8)

Sismo débil magnitud 3.3 at 37 km depth

21 Jul 15:15 UTC: Primero en informar: USGS después de 3 minutos.
21 Jul 15:17: Profundidad recalculada de 35.6 a 35.0 km (de 22 a 22 mi). Ubicación del epicentro corregida 0.8 km (0.5 mi) al S.
21 Jul 15:29: Magnitud recalculada de 3.5 a 3.3. Profundidad recalculada de 35.0 a 36.9 km (de 22 a 23 mi). Ubicación del epicentro corregida 2.6 km (1.6 mi) al NNE.
Update Wed, 21 Jul 2021, 15:27
Small magnitude 3.5 earthquake 12 miles northwest of Alaska City, Alaska, United States
3.5 quake 21 Jul 7:12 am (GMT -8)
3.5 quake 21 Jul 7:12 am (GMT -8)
Just 15 minutes ago, a 3.5-magnitude earthquake struck near Alaska City, Anchorage, Alaska, USA. The tremor was recorded in the morning on Wednesday 21 July 2021 at 7:12 am local time, at a moderately shallow depth of 22 miles below the surface.
The event was filed by the United States Geological Survey, the first seismological agency to report it.
Our monitoring service identified a second report from the European-Mediterranean Seismological Centre (EMSC) which listed the quake at magnitude 3.5 as well.
Towns or cities near the epicenter where the quake might have been felt as very weak shaking include Point MacKenzie (pop. 530) located 2 miles from the epicenter, Big Lake (pop. 3,400) 10 miles away, Alaska City (pop. 298,700) 12 miles away, Eagle River (pop. 24,800) 16 miles away, Eagle River (pop. 24,800) 16 miles away, Elmendorf Air Force Base (pop. 6,600) 16 miles away, Knik-Fairview (pop. 14,900) 16 miles away, Meadow Lakes (pop. 7,600) 22 miles away, and Wasilla (pop. 9,300) 23 miles away.

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Earthquake data

Fecha & hora: 21 Jul 2021 15:12:15 UTC -
Hora local al epicentro: miércoles, 21 jul 2021 07:12 (GMT -8)
Magnitud: 3.3
Prof.: 36.9 km
Epicentro latitud / longitud: 61.4085°N / 150.0068°W (Borough de Matanuska–Susitna, Alaska, Estados Unidos)
Antipode: 61.409°S / 29.993°E
Volcán mas cercano: Spurr (120 km / 75 mi)
Nearby towns and cities:
6 km al NNO de Point MacKenzie (pop: 529) --> ¡Vea sismos cercanos!
13 km al SSO de Big Lake (pop: 3,350) --> ¡Vea sismos cercanos!
22 km al NNO de Alaska City (pop: 298,700) --> ¡Vea sismos cercanos!
25 km al OSO de Knik-Fairview (pop: 14,900) --> ¡Vea sismos cercanos!
25 km al ONO de Eagle River (pop: 24,800) --> ¡Vea sismos cercanos!
25 km al ONO de Eagle River (Anchorage) (pop: 24,800) --> ¡Vea sismos cercanos!
27 km al SSO de Houston (pop: 2,210) --> ¡Vea sismos cercanos!
36 km al OSO de Wasilla (pop: 9,280) --> ¡Vea sismos cercanos!
38 km al S de Willow (pop: 2,100) --> ¡Vea sismos cercanos!
45 km al OSO de Gateway (pop: 5,550) --> ¡Vea sismos cercanos!
Fuente primaria de datos: USGS (United States Geological Survey)
Energía liberada estimada: 5.6 x 109 joules (1.56 MWh, equivalente a 1.34 toneladas de TNT) Más 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.
RevistaProf.UbicaciónFuente
3.337 km3 Km NW of Point MacKenzie, AlaskaUSGS
3.337 kmSOUTHERN ALASKAEMSC

User reports for this quake (3)

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Anchorage (28.6 km S of epicenter) [Map] / Very weak shaking (MMI II) / single lateral shake / very short : Very quick bump. Felt it but nothing shook in my house. (reported through our app)  
GIRDWOOD (69.4 km SE of epicenter) [Map] / Light shaking (MMI IV) / single vertical bump / 1-2 s (reported through our app)
2221 Muldoon Rd, Anchorage AK (27.4 km SSE of epicenter) [Map] / Weak shaking (MMI III) / single lateral shake / 2-5 s : Short, sharp jolt (reported through our app)  
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