Public-domain · open source
OpenJurist

mass casualty event

Defined in 1 place of the United States Code.

The term "mass casualty event" means an incident resulting in casualties to not fewer than 3 victims, including—

(i) an incident that exceeds the normal resources for emergency response available in the jurisdiction where the incident takes place; and

(ii) an incident that results in a sudden and timely surge of injured individuals necessitating emergency services.

Source