California Shakeout Drill 2024 Season. On thursday, millions of people across california will participate in the great california shakeout,. On october 19, 2023, millions of people will participate in the largest earthquake drill ever:

The great southern california shakeout earthquake drill is based on a magnitude 7.8 scenario earthquake on the san andreas fault in southern california. At 10:17 a.m., millions will participate in earthquake drills.