Great Shakeout 2024 California. The great california shakeout of 2024 is scheduled for 10:17 a.m. The great southern california shakeout earthquake drill is based on a magnitude 7.8 scenario earthquake on the san andreas fault in southern california.

People walk on an overpass with a display of stock information in front of buildings in the lujiazui financial. The great southern california shakeout earthquake drill is based on a magnitude 7.8 scenario earthquake on the san andreas fault in southern california.