The Fire Department shall have the power and duty to:
(a) control and extinguish injurious or dangerous fires and to remove that which is liable to cause those fires;
(b) enforce all ordinances and laws relating to the prevention or spread of fires, fire control and fire hazards within the City, and the waters under the jurisdiction of the City, and vessels or structures thereon, provided however that nothing herein shall require the Fire Department to provide services to, on, in, or for the benefit of any lands, waters, properties or waterfront under the control of the Harbor Department, except pursuant to an agreement by the Board of Harbor Commissioners to reimburse the General Fund for the costs of those services;
(c) conduct fire investigations; and
(d) protect lives and property in case of disaster or public calamity. The scope and extent of those emergency powers and duties and the manner of their exercise shall be prescribed by ordinance consistent with Section 231(i).