Broad-scale survival problems were equally obvious.
Power outages put food supplies at risk.
They weren't sure what was safe to eat. To keep food safe and avoid food poisoning, people need to know what foods to store before an earthquake and how to handle foods afterwards. Experts advise those living in earthquake areas to keep a three-day supply of emergency food and water. Assembling An Emergency Food Supply Because gas and electric power systems may be damaged during an earthquake, it's important to have food on hand that doesn't need refrigeration. Foods in glass bottles and jars may break during a disaster.