Open Hazards has issued an active advisory for elevated risk due to potential earthquake activity for cities and counties in the San Diego, California and Baja California areas.
Precautionary/preparedness actions...
An active advisory for elevated earthquake risk means that conditions may develop that lead to a damaging earthquake. You should monitor this site for later forecasts and be prepared to take protective action. Open Hazards suggests residents in these areas review seismic safety preparedness plans, or visit one of the following preparedness sites that offer helpful information.