Secondary and Cumulative Impacts Master Management Plan - 2014

Article 14 Flood Hazard Areas 14-17 Delineation of Special Flood Hazard Areas

14-15-6 Development of farm ponds as part of a bona fide farm use in flood hazard soil locations must either comply with the provisions of paragraph (2), (3), (4), or (5) of this subsection, as appropriate to the size of the drainage area, or comply with the following alternative requirements: (A) Natural Conditions Certification is required in accordance with Sec. 14-15-3(A). (B) Modified Conditions for Farm Ponds Farm ponds must be designed and constructed such that no offsite properties will experience an increase in flood elevations resulting from the 100-year storm event, unless the property is obtained or controlled through a recorded easement in favor of the party introducing the use. Furthermore, the dam must comply with all State and federal laws and regulations including the Dam Safety Law of 1967 (NCGS 143-215.23 through 143- 215.37). Administration The D irector of the Department of Environmental Services (also referred to as the “Floodplain Administrator”) must, in addition to other power and duties identified in this ordinance, perform the following: 14-16-1 notify, or see that notification is given to, adjacent communities and to the State Coordinator of the National Flood Insurance Program (located in the North Carolina Department of Crime Control and Public Safety, Division of Emergency Management) prior to any alteration or relocation of a watercourse, or submit evidence of such notification to the Federal Emergency Management Agency, or successor agency; 14-16-2 ensure, by requiring appropriate financial sureties and deed restrictions, that maintenance will be provided within the altered or relocated portion of said watercourse so that the flood carrying capacity is not diminished; 14-16-3 ensure that any base flood elevation data available from a federal, State, or other source is considered when base flood elevation data has not been provided by the Federal Emergency Management Agency, or successor agency, in order to administer the provisions of Sec. 14-19, Sec. 14-20 and Sec. 14-21; 14-16-4 advise permittee that additional federal or State permits may be required, and if specific federal or State permits are known, require that copies of such permits be provided and maintained on file with the development permit; 14-16-5 determine the exact location of boundaries of the areas of special flood hazard (for example, where there appears to be a conflict between a mapped boundary and actual field conditions) when interpretation is necessary. The person contesting the location of the boundary must be given a reasonable opportunity to appeal the Director of the Department of Environmental Services’ interpret ation to the Wake County Board of Adjustment as provided in Sec. 19-41; and 14-16-6 maintain all records pertaining to the flood hazard regulations of Wake County, which must be open for public inspection. 14-17 Delineation of Special Flood Hazard Areas The areas of special flood hazard within the jurisdiction of Wake County are divided into 4 categories: 14-17-1 floodway, as defined in 14-12, and as shown on the FIRM; 14-16

Wake County Unified Development Code 14-12