The following are guidelines for what you should do if a nuclear power plant emergency occurs. Keep a battery-powered radio with you at all times and listen to the radio for specific instructions. Close and lock doors and windows.If you are told to evacuate:
If you are advised to remain indoors:
If you expect you have been exposed to nuclear radiation:
Keep food in covered containers or in the refrigerator. Food not previously covered should be washed before being put in to containers.
All information above is from the FEMA website.