emergency situation
(5) Emergency situation; emergency event .— In this subsection, the terms “emergency situation” and “emergency event” mean a natural or manmade disaster, such as a hurricane, flood, earthquake, mudslide, forest fire, snowstorm, terrorist act, biological outbreak, release of a dangerous radiological, chemical, explosive, or biological material, or a war-related activity, that poses a risk of death, serious illness, severe injury, or substantial property damage. The disaster may be local, regional, or national in scope.