§ 91.01 DEFINITIONS.
   For the purpose of this chapter the following definitions shall apply unless the context clearly indicates or requires a different meaning.
   "CIVIL EMERGENCY."
      (1)   A riot or unlawful assembly characterized by the use of actual force or violence or any threat to use force, if accompanied by immediate power to execute such force, by three or more persons acting together without authority of law; or
      (2)   Any natural disaster or man-made calamity including flood, conflagration, cyclone, tornado, earthquake, or explosion within the corporate limits of the city resulting in the death or injury of persons or the destruction of property to such an extent that extraordinary measures must be taken to protect the public health, safety, and welfare.
('76 Code, § 8-13)
Statutory reference:
   Public health, safety, and welfare, see IC 36-8-2-4