DM NO. 502 S. 2026 REITERATION ON THE CONDUCT OF THE 4TH QUARTER NATIONAL SIMULTANEOUS EARTHQUAKE DRILL (4Q NSED)November 5, 2026 DM NO. 502 S. 2026 REITERATION ON THE CONDUCT OF THE 4TH QUARTER NATIONAL SIMULTANEOUS EARTHQUAKE DRILL (4Q NSED)Download