Oaxaca registers a 4.0 magnitude earthquake in Sta María Atzompa

Multiple seismic events ranging from magnitude 4.0 to 4.2 were officially reported by the Servicio Sismológico Nacional (SSN) across the states of Oaxaca and Chiapas on October 11 and 12.

In Oaxaca, tremors included a 4.0 magnitude quake centered 24 km north of Santa María Atzompa at 18:28 hours on October 11, followed by a 4.1 magnitude earthquake in Pinotepa Nacional at 20:36 hours the same day. Concurrently, Chiapas experienced multiple tremors, including a 4.2 magnitude quake in Ciudad Hidalgo at 18:49 hours, a 4.0 magnitude quake in Tonalá at 19:02 hours, and an additional 4.1 magnitude tremor in Tonalá at 02:57 hours on October 12.

All reported data regarding the epicenters, times, and depths of the movements are based on preliminary official information from the SSN.