§ 154.026 FLOOD AND DRAINAGE REQUIREMENTS.
   (A)   General prohibition. No land shall be subdivided if the land is determined by the Planning Commission to be unsuitable for its intended use by reason of flooding or improper drainage, objectionable
earth and rock formations, or any other feature determined to be unreasonably harmful to the health and safety of possible residents or users of the area and the community as a whole
   (B)   Areas in Special Flood Hazard Areas or otherwise subject to inundation by flood waters. All development shall be subject to the provisions of the stormwater and sediment control regulations for the county, as set forth in Chapter 155 and ordinances amendatory thereto.
      (1)   For subdivisions, any part of which is within a designated Special Flood Hazard Area, the preliminary plat and the final plat shall clearly show the limits of all portions of the subdivision which are in a Special Flood Hazard Area, and the flood zone classification of such area(s), and the boundaries of the Special Flood Hazard Area shall be clearly shown, including any clarification of the flood zones or area boundaries resulting from Letters of Map Amendment (LOMA) or Letters of Local Map Amendment-Fill (LOMA-F).
      (2)   All structures in a subdivision shall be located and constructed in accordance with other county ordinances relating to zoning, flood prevention, storm drainage, the adoption of standard building codes, and other land use issues. Reference is made to the following specific ordinances, the terms of which shall govern in the event of any variation between them and the requirements of this section:
         (a)   The County Zoning Ordinance, No. 12-24-01, as amended;
         (b)   Ordinance No. 06-33-03, setting forth comprehensive regulations relating to flood damage prevention and repealing portions of the ordinance enacted 4-3-2002;
         (c)   Ordinance No. 04-12-04, adopting two technical amendments to Ordinance No. 06-33-03;
         (d)   Ordinance No. 10-41-04, generally relating to freeboard requirements and modifying the base flood elevations (BFE) for the Special Flood Hazard Areas around Lakes Greenwood and Murray;
         (e)   Ordinance Nos. 01-04-05 and 06-20-05, adopting the International Building Codes, and the approved changes thereto, and ordinances amendatory thereto.
      (3)   All required public improvements, including streets and roads, drainage, water supply, and sanitary sewers, shall be in accordance with all applicable state statutes and regulations, and all applicable county ordinances and, because of the possibility of flooding in areas in or near Special Flood Hazard Areas, all such improvements shall be in accordance with such special conditions as may reasonably be required by the Planning Commission or by the public agency under whose jurisdiction and supervision the improvements are made.
(Ord. 105, passed 12-29-1988; Am. Ord. 04-06-06, passed 4-5-2006) Penalty, see § 154.999