As used in this chapter, the following terms shall mean and include:
ACTING MAYORA member of the Common Council who is elected at the organization meeting each year to serve as Acting Mayor of the city in the absence of the Mayor, with all of the powers and duties of the Mayor, who shall serve as such Acting Mayor in the event of an attack or public disaster as defined in this section.
ALTERNATE ACTING MAYORThe member of the Common Council duly appointed by the appropriate authority at the organization meeting each year to serve as Mayor, with all the Mayor's powers and duties, in the absence of the Mayor and the Acting Mayor by reason of attack or public disaster as defined in this section.
ATTACKAny attack, actual or imminent, or series of attacks by an enemy or foreign nation upon the United States causing or which may cause substantial damage or injury to civilian property or persons in the United States in any manner by sabotage or by the use of bombs, shell fire or nuclear, radiological, chemical, bacteriological or biological means or other weapons or processes.
DULY AUTHORIZED DEPUTYA person authorized to perform all the powers and duties of a public office in the event that the office is vacant or at such times as it lacks administration due to the death, absence or disability of the incumbent officer, where such authorization is provided pursuant to the provisions of any general, special or local law other than this chapter.
EMERGENCY INTERIM SUCCESSORA person designated pursuant to this chapter, exclusive of the Acting Mayor and Alternate Acting Mayor defined in this section, for possible temporary succession to the powers and duties, but not the office, of a city officer in the event that neither such officer nor any duly authorized deputy is able, due to death, absence from the city or other physical, mental or legal reasons, to perform the powers and duties of the office.
PUBLIC DISASTERA disaster, catastrophe or emergency, actual or imminent, of such unusual proportions or extent that a substantial number of residents of the City of Ithaca either sustain injury, become ill, are infected with disease, have their lives imperiled, are killed or die as the result of injury, disease or exposure, or the property of a substantial number of such residents is imperiled, damaged or destroyed and it is necessary and essential, in the interest of public safety, health and welfare, that the continuity of the government of the City of Ithaca be assured in order that it be enabled to function properly and efficiently and to exercise its essential powers in meeting emergency conditions. Such disasters, catastrophes and emergencies may include but shall not be limited to conflagrations, explosions, earthquakes or other convulsions of nature, floods, tidal waves, pestilence, riots, insurrections, storms, prolonged failure of electric power or essential transportation services or any incident or occurrence which causes or threatens to cause danger to life, health or property from exposure to noxious materials or radiation.