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§ 5F-3-1 H AWAI‘I C OUNTY C ODE Article 3. Plumbing Work Within Special Flood Hazard Areas. Section 5F-3-1. General applicability. (a) The provisions of this article shall apply to the: installation of any new plumbing system; or the renovation and major alteration, addition, or reinstallation of any existing plumbing system within a special flood hazard area as identified by chapter 27, Hawai‘i County Code. All installations shall comply with chapter 27, Floodplain Management. (b) The provisions of this article shall not apply to the following: (1) Any plumbing system serving a building or structure exempted from chapter 27; (2) Any plumbing system serving a building or structure which has been granted a flood control variance pursuant to article 2, chapter 27; or (3) Any plumbing system lawfully existing prior to November 8, 1993, subject to the provisions of chapter 27. (2020, ord 20-61, sec 6.) 5F-3-1 Section 5F-3-2. Definitions. As used in this article, unless it is apparent from the context that a different meaning is intended: “Base flood elevation” means the water surface elevation of the base flood. “Flood or flooding” means: (1) A general and temporary condition of partial or complete inundation of normally dry land areas from: (A) The overflow of inland or tidal waters; (B) The unusual and rapid accumulation or runoff of surface waters from any source; or (C) Mudslides (i.e., mudflows) which are approximately caused by flooding as defined in paragraph (1)(B) of this definition and are akin to a river of liquid and flowing mud on the surfaces of normally dry land areas, as when earth is carried by a current of water and deposited along the path of the current; or (2) The collapse or subsidence of land along the shore of a lake or other body of water as a result of erosion or undermining caused by waves or currents of water exceeding anticipated cyclical levels or suddenly caused by an unusually high water level in a natural body of water, accompanied by a severe storm, or by an unanticipated force of nature, such as flash flood or an abnormal tidal surge, or by some similarly unusual and unforeseeable event which results in flooding as defined in paragraph (1)(A) of this definition. “Special flood hazard area” means an area having special flood or flood-related erosion hazards, and shown on the Flood Insurance Rate Maps as Zones A, AO, AE, A99, AH, VE, or V. (2020, ord 20-61, sec 6.) 5F-3-2 SUPP. 11 (1-2022) 5F-12