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Moderate mag. 4.6 earthquake - 31 km southwest of Ayutla de los Libres, Guerrero, Mexico, on Wednesday, Mar 22, 2023 at 9:27 am (GMT -6) -

Moderate mag. 4.6 earthquake - 31 km southwest of Ayutla de los Libres, Guerrero, Mexico, on Wednesday, Mar 22, 2023 at 9:27 am (GMT -6) Moderate mag. 4.6 earthquake - 31 km southwest of Ayutla de los Libres, Guerrero, Mexico, on Wednesday, Mar 22, 2023 at 9:27 am (GMT -6)

Moderate magnitude 4.6 earthquake at 19 km depth

22 Mar 15:30 UTC: First to report: VolcanoDiscovery after 3 minutes.
22 Mar 15:48: Now using data updates from RaspberryShake
22 Mar 17:14: Now using data updates from SSN

Earthquake details

Date & timeMar 22, 2023 15:27:04 UTC -
Local time at epicenterWednesday, Mar 22, 2023 at 9:27 am (GMT -6)
Depth18.8 km
Epicenter latitude / longitude16.71°N / 99.21°W (San Marcos, Guerrero, Mexico)
Antipode16.71°S / 80.79°E
Shaking intensityWeak shaking
Felt11 reports
Primary data sourceSSN (Servicio Sismológico Nacional)
Nearby towns and cities4 km (2 mi) NNE of Estero Verde (pop: 812) | Show on map | Quakes nearby
9 km (6 mi) W of Florencio Villarreal (Cruz Grande) (pop: 11,800) | Show on map | Quakes nearby
21 km (13 mi) ESE of San Marcos (pop: 13,300) | Show on map | Quakes nearby
31 km (19 mi) SSW of Ayutla de los Libres (pop: 15,400) | Show on map | Quakes nearby
76 km (47 mi) E of Acapulco (pop: 673,500) | Show on map | Quakes nearby
99 km (61 mi) SSE of Chilpancingo de los Bravo (pop: 187,300) | Show on map | Quakes nearby
302 km (188 mi) S of Mexico (Ciudad de México) (pop: 12,294,200) | Show on map | Quakes nearby
Estimated seismic energy released5 x 1011 joules (139 megawatt hours, equivalent to 120 tons of TNT) | about seismic energy
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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.
4.619 kmMexico: 21 Km Al SURESTE De SAN MARCOS, GROSSN
4.619 kmNear Tierra Colorada, Guerrero, MexicoRaspberryShake

User reports for this quake (12)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Acapulco, Mexico / Very weak shaking (MMI II) / horizontal (sideways) swinging / 1-2 s : I was laying in bed when I felt my bed move side to side and it took me a minute to realize it was the whole room that shook.  
Acapulco (66.4 km W of epicenter) [Map] / Weak shaking (MMI III)
68.8 km NW of epicenter [Map] / Very weak shaking (MMI II) / rattling, vibrating / very short : Fue leve el movimiento y rápido como si pasara un camión grande de carga  
Acapulco de Juarez Emiliano Zapata (70.6 km WNW of epicenter) [Map] / Light shaking (MMI IV) / rattling, vibrating / 2-5 s : I was sitting on the couch  
ACAPULCO (39.4 km SW of epicenter) [Map] / Weak shaking (MMI III) / single lateral shake / very short : weak shaking  
Acapulco (69.2 km WNW of epicenter) [Map] / Moderate shaking (MMI V) / rattling, vibrating / 1-2 s : Around 3 seconds lasting rattling  
kigali / not felt : i saw the quake not feel the quake  
Acapulco / Very weak shaking (MMI II) / vibration and rolling / 30-60 s
Diamente Acapulco / Very weak shaking (MMI II) / horizontal (sideways) swinging / 2-5 s
Acapulco / Weak shaking (MMI III) / rattling, vibrating / 1-2 s : Petite vibration aux pieds  
Ciudad de México / Very weak shaking (MMI II) : Movimiento ligero de objetos colgantes (reported through our app)  
Acapulco / Light shaking (MMI IV) / horizontal (sideways) swinging / 1-2 s (reported through our app)

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