Terremoto moderato mag. 4.7 - North Pacific Ocean, 51 km a sud ovest da Sonsonate, El Salvador, martedí, 20 aprile 2021 -

Terremoto moderato mag. 4.7 - North Pacific Ocean, 51 km a sud ovest da Sonsonate, El Salvador, martedí, 20 aprile 2021

Terremoto moderato magnitudine 4.7 at 39 km depth

20 Apr 15:56 UTC: Primo a segnalare: INETER dopo 4 minuti.
20 Apr 16:00: Profondità ricalcolata da 57.0 a 28.0 km (da 35 a 17.4 mi). Posizione dell'epicentro corretta di 4.5 km (2.8 mi) al SSW.
20 Apr 17:00: Profondità ricalcolata da 28.0 a 39.0 km (da 17.4 a 24 mi). Posizione dell'epicentro corretta di 3 km (1.9 mi) al ESE.
Data & ora: 20 Apr 2021 15:52:32 UTC -
Ora locale a epicentro: 2021-04-20 09:52:32
Magnitudine: 4.7
Profondità: 39.0 km
Epicentro latitudine / longitudine: 13.43°N / 90.068°W (North Pacific Ocean, El Salvador)
Vulcano più vicino: Apaneca Range (61 km / 38 mi)
Nearby towns and cities:
32 km SO da Acajutla (pop: 22,800) --> Vedi sismi vicini
49 km SO da Sonsonate (pop: 59,500) --> Vedi sismi vicini
55 km SO da Izalco (pop: 19,200) --> Vedi sismi vicini
75 km SO da Chalchuapa (pop: 32,300) --> Vedi sismi vicini
83 km SO da Santa Ana (pop: 176,700) --> Vedi sismi vicini
90 km OSO da Santa Tecla (pop: 124,700) --> Vedi sismi vicini
100 km OSO da San Salvador (pop: 526,000) --> Vedi sismi vicini
105 km OSO da Soyapango (pop: 329,700) --> Vedi sismi vicini
143 km SSE da Città del Guatemala (Guatemala) (pop: 994,900) --> Vedi sismi vicini
162 km OSO da Sensuntepeque (pop: 20,400) --> Vedi sismi vicini
Weather at epicenter at time of quake:
Overcast Clouds 27.3°C (81 F), humidity: 77%, wind: 1 m/s (2 kts) from NNE
Fonte dati primaria: INETER
Stima dell'energia sismica liberata: 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.
4.739 km31 Km Al Suroeste De Acajutla, El SalvadorINETER
unknownn/aNear San Salvador, San Salvador, El SalvadorVolcanoDiscovery

User reports for this quake (7)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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San Salvador (95.3 km ENE of epicenter) [Map] / Very weak shaking (MMI II) / 2-5 s : The floor was shaking meanwhile i sat  
Earth (1 km SSW of epicenter) [Map] / Weak shaking (MMI III) / rattling, vibrating / 1-2 s : I barely felt it, it lasted for like 2 seconds max. But got told that furniture started shaking for like 2 seconds.  
Santa Ana / Weak shaking (MMI III) / vertical swinging (up and down) / 10-15 s : Felt like I was in a hammock  
Nuevo Cuscatlan / Very weak shaking (MMI II) / single lateral shake / 5-10 s
146.2 km NNW of epicenter [Map] / not felt (reported through our app)
EL SALVADOR (133 km ENE of epicenter) [Map] / Very weak shaking (MMI II) / single lateral shake / 1-2 s
San Salvador / Weak shaking (MMI III) / 5-10 s
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