This is how the Second National Drill 2026 was experienced on September 19: cell phones and loudspeakers activated the alert

On September 19, 2026, at 12:00 p.m. Central Time, Mexico conducted its Second National Drill across all 32 federal entities. The exercise utilized the national seismic alert system, activating both public loudspeakers and mobile phone alerts to test the country's emergency response capabilities and alert infrastructure.

This drill serves as an annual commemorative exercise held on the anniversary of the major earthquakes that struck Mexico on September 19, 1985, and September 19, 2017. The event is designed to evaluate the efficacy of the seismic alert system and promote public preparedness for potential natural disasters.