Overview
- The Servicio Sismológico Nacional logged a cluster of low‑magnitude quakes since Oct. 3, including a M4.0 about 144 km southeast of Tenosique and several M3.7–3.9 events near Ciudad Hidalgo, Tonalá, Pijijiapan, Mapastepec and Las Margaritas.
- Authorities and Protección Civil said none of the recorded events caused material damage or injuries and that Mexico City’s seismic alert system was not activated for these shocks.
- Peru’s Instituto Geofísico del Perú also reported early‑Oct quakes, notably a M4.5 with an epicenter in Ecuador near Tumbes, showing the wider Pacific‑coast seismic activity monitored by national agencies.
- Officials urged basic preparedness measures such as emergency kits, evacuation plans and participation in drills while continuing real‑time surveillance of seismic networks to watch for any changes.
- The events reflect normal plate‑boundary activity in the region where the Cocos, Caribbean and Pacific plates interact with the North American and South American plates, so residents should stay informed but not expect immediate large impacts.