Overview

• At 12:00 local time, the Segundo Simulacro Nacional 2025 is scheduled across all 32 states as a preparedness exercise.
• The principal scenario for much of the country simulates a magnitude 8.1 earthquake with an epicenter near Lázaro Cárdenas, while other regions drill for hurricanes, tsunamis or urban fires.
• The alerting test is integrated with 14,491 public loudspeakers and will also be carried by commercial radio and television partners.
• Earlier, President Claudia Sheinbaum led a 07:19 flag-raising in Mexico City honoring victims of the 1985 and 2017 quakes alongside cabinet and military officials.
• Seismology experts reiterated that notable quakes on September 19 are a statistical coincidence, and the SSN reported only low-magnitude events in the early hours.