Overview
- The earthquake struck early on December 18 with an epicenter 30 kilometers southwest of Pijijiapan, Chiapas, at approximately 15.477°N, 93.391°W.
- Local authorities reported no material damage or population impacts, and only brief, light vibrations were felt by some residents.
- Mexico’s seismic early-warning system did not activate because the event did not meet the parameters associated with immediate risk.
- The SSN notes the south and southeast of Mexico are highly active seismically due to the convergence of the Cocos and North American plates, and most events are minor.
- Officials advise the public to follow updates from the SSN and Protección Civil and to maintain basic preparedness measures.