In chemical, biological or nuclear emergencies, it is important to listen to officials for possible evacuation instructions.ĭuring a nuclear emergency, you may be told to minimize the amount of outside air entering your home. Depending on the incident and health risks, you could be visited by emergency services personnel who would advise you about what to do. Officials will quickly determine the degree of risk from radiation and take immediate measures to limit the dangers. In either situation, exposure to radiation can cause health risks. All levels of government and the operators of nuclear facilities have emergency plans that are ready to be implemented at a moment's notice.Ī nuclear emergency could be declared if there is an accident or an intentional release (or threat of intentional release) of potentially harmful radioactive materials. The likelihood of a nuclear or radiological incident is remote because of the stringent controls in place for the movement and use of radioactive materials.

Nuclear Fallout Shelter Definition