![]() ![]() Zone A: Low-lying areas that are in close proximity to lakes, ponds and other large bodies of water.The most hazardous flood zones begin with the letters A or V, according to the National Flood Insurance Program (NFIP), and homeowners living in these areas are required to purchase flood insurance. Every zone is classified according to its level of risk and the potential severity of flood events. Since flood risks change over time due to shifting weather patterns, land development projects and natural erosion, it’s important to pay attention to all updates to FEMA’s flood maps to stay informed.įlood zones are geographic areas that face heightened risks of flooding, most of which are located near bodies of water. Using these maps, homeowners can determine if their property is located in a high-risk area and whether they should get flood insurance. to help homeowners, government officials and insurance companies keep track of flood hazards. Poorly planned development in floodplains can lead to stream-bank erosion, loss of valuable property, increased risk of flooding to downstream properties and degradation of water quality.FEMA regularly publishes detailed flood maps for over 20,000 communities across the U.S. ![]() Floodplains are scenic, valued wildlife habitat, and suitable for farming. Understanding and protecting the natural functions of floodplains helps reduce flood damage and protect resources. Additional Informationįloodplains are a natural component of the City of Charleston environment. Please be advised all work (including painting, interior finishes, etc.) in a Special Flood Hazard Area requires a permit.
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