SF72 is your hub for emergency preparedness. You’ll find information about what to do in an emergency, simple steps to get connected, and useful guides to help you get prepared. Share SF72 with a friend—and help your loved ones and your city get prepared.

In a serious emergency, city services will be impacted, so a basic rule of thumb is for people to be able to take care of each other for 72 hours before help arrives. That’s just three days—think of it as a long weekend—or nine meals.