Terremoto moderado mag. 4.9 - San Marcos, 39 km SSW of Ayutla de los Libres, Guerrero, Mexico, lunes, 20 sep 2021 04:36 (GMT -5) -

Este terremoto probablemente fue una réplica del terremoto Sismo M 7.1: Océano Pacífico Norte, 8 km al sur de Acapulco, Estado de Guerrero, México, martes, 7 sep 2021 20:47 (GMT -5) que había ocurrido 12 dias antes.
Terremoto moderado mag. 4.9 - San Marcos, 39 km SSW of Ayutla de los Libres, Guerrero, Mexico, lunes, 20 sep 2021 04:36 (GMT -5)

Terremoto moderado magnitud 4.9 at 25 km depth

20 Sep 09:54 UTC: Primero en informar: VolcanoDiscovery después de 18 minutos.
20 Sep 10:00: Ahora usando una nueva fuente de datos: SSN
Fecha & hora: 20 Sep 2021 09:36:33 UTC -
Hora local al epicentro: lunes, 20 sep 2021 04:36 (GMT -5)
Magnitud: 4.9
Prof.: 25.0 km
Epicentro latitud / longitud: 16.65°N / 99.25°W (San Marcos, Estado de Guerrero, México)
Antipode: 16.65°S / 80.75°E
Nearby towns and cities:
1 km al OSO de Las Lechugas (pop: 422) --> ¡Vea sismos cercanos!
13 km al S de Las Vigas (pop: 4,500) --> ¡Vea sismos cercanos!
16 km al OSO de Florencio Villarreal (Cruz Grande) (pop: 11,800) --> ¡Vea sismos cercanos!
22 km al SE de San Marcos (pop: 13,300) --> ¡Vea sismos cercanos!
29 km al O de Copala (pop: 6,620) --> ¡Vea sismos cercanos!
39 km al SSO de Ayutla de los Libres (pop: 15,400) --> ¡Vea sismos cercanos!
74 km al ESE de Acapulco (pop: 673,500) --> ¡Vea sismos cercanos!
90 km al O de Ometepec (pop: 24,100) --> ¡Vea sismos cercanos!
104 km al SSE de Chilpancingo de los Bravo (pop: 187,300) --> ¡Vea sismos cercanos!
309 km al S de Ciudad de México (Mexico City) (pop: 12,294,200) --> ¡Vea sismos cercanos!
Weather at epicenter at time of quake:
Overcast Clouds 24.9°C (77 F), humidity: 88%, wind: 2 m/s (3 kts) from N
Fuente primaria de datos: SSN (Servicio Sismológico Nacional)
Energía liberada estimada: 1.4 x 1012 joules (392 MWh, equivalente a 338 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
4.925 kmMexico: 22 Km Al SURESTE De SAN MARCOS, GROSSN
4.520 kmGuerrero, MexicoGFZ
4.62 kmGUERRERO, MEXICOEMSC
4.610 km7 Km SW of Cruz Grande, MexicoUSGS

User reports for this quake (7)

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near Cruz Grande, Florencio Villarreal, Guerrero (2.4 km ENE of epicenter) [Map] / Weak shaking (MMI III) / rattling, vibrating / 1-2 s : Se sintió cómo 3 brincos como si pasara un Trailer pesado aquí afuera en realidad fue muy rápido y por una parte pensamos que ya estábamos siscados pero en si si paso pues los vidrios de las ventanas y el balcón sonaron | One user found this interesting.  
Copala, Guerrero (30.2 km E of epicenter) [Map] / Moderate shaking (MMI V) / vibration and rolling / very short : Estaba acostada en un colchon sobre el piso, escuche la sacudida de los muebles y del espejo, sentí que estuvo medio fuerte, pero duro muy poco  
Cdmx / not felt (reported through our app)
Estado de México / not felt (reported through our app)
Yautepec Morelos México / Light shaking (MMI IV) / horizontal (sideways) swinging / 5-10 s : Me despertó el movimiento y el crujir de mi edificio  
Ciudad de México / Very weak shaking (MMI II) : Movimiento ligero de objetos colgantes  
Ixtepec, Oaxaca / Very weak shaking (MMI II) / 2-5 s : Agitación de la ventana de mi habitación y balanceo en mi habitación muy leve  
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