Wave heights during the base flood will generally be three feet or more in height above the stillwater elevation.Ĭommunity Rating System: A program that provides a flood insurance premium rate reduction based on a community’s floodplain management activities.įIRM: Flood Insurance Rate Map. The base flood is used by the NFIP as the basis for mapping, insurance rating, and regulating new construction.īase floodplain: The area of water and land inundated by the base flood.Ĭoastal high hazard area: That part of the coastal floodplain extending from offshore to the inland limit of the primary coastal dune along an open coast and any other area subject to high velocity wave action from storms and seismic sources. Here are a select few terms which are used regularly within our area:īase flood depth: A measurement of the base flood in feet above ground, used for shallow flooding.īase flood: The flood having a 1% chance of being equaled exceeded in any given year. For a complete list of terms, please see the FEMA Glossary document links at the bottom of the screen. For a copy of FEMA Elevation Certificates that are on file contact the Floodplain Administrator at (910) 253-2046.FEMA and the National Flood Insurance Program use quite a few terms that can be at some times quite technical to describe flood processes.Use the NC FRIS Map Service Center or search FEMA maps to find your official flood map.For information from FEMA’s Flood Insurance Rate Map (FIRM) and floodplain management questions, contact the Floodplain Administrator at (910) 253-2046.To determine your flood zone, visit Brunswick County GIS.To determine your flood risk, visit Flood.NC.gov or call (910) 253-2046 Know Your Risks.Before buying, you should be aware of other factors that accompany the pleasures of owning property in Brunswick County.Flood Zone A are areas subject to inundation by the 1-percent-annual-chance flood event.īecause detailed hydraulic analyses have not been performed, no Base Flood Elevations (BFEs) or flood depths are shown.AE zones are areas affected by storm surge but where wave action is diminished or absent.In a Coastal A Zone, the principal source of flooding will be astronomical tides, storm surges, seiches or tsunamis, not riverine flooding. Coastal A Zone (NEW): area landward of a V-Zone, or landward of an open coast without mapped V-Zones.
VE zones or Coastal High Hazard Areas are zones where high velocity wave action accompanies the storm surge and can cause severe damage to buildings.The following flood zones have mandatory flood insurance purchase requirements and floodplain management standards apply: Flood Zone X and Shaded X are considered to be a low risk for flooding and are not regulated by ordinance at this time. Brunswick County consists of several flood zones.
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