The report usually contains detailed flood elevation data in flood profiles and data tables.įollow these links to the Effective Flood Insurance StudyĬontact the Floodplain management office at 40 for historical Maps, FIRMs and FIS. The flood study is usually completed for NFIP, and the information and maps presented in the report. This is a compilation of the flood risk data for specific watercourses, lakes and coastal flood hazard areas within a community. Generally, a FIRM will show the following įollow this link to check the Flood Insurance Rate Map for your property A property owner can use a FIRM to know the flood zone in which the property is located. This is the official map of a community on which Federal Emergency Management Agency (FEMA) has delineated both the Special Hazard Areas and the risk premium zones applicable to the community. 500-year flood limit: Areas of lower risks but still regulated by the CountyĬlick here to access DeKalb County’s Parcel Viewer with Flood layer.Ĭlick here to access FEMA Map Service Center.The 100- year flood limit (light blue): Any development in this area must fully comply with the County floodplain regulations on encroachments.Floodway (Striped Area): All encroachments into the County’s floodway are prohibited except for activities specifically allowed by the county's code ordinance such as, bridges, culverts, roadways and utilities and which shall comply with applicable floodplain regulations.The County’s flood map has the following features: Users can enter an address or location and the map will show the flood hazard information for the specified address area. It also show floodways and Base Flood Elevations ( BFEs) for all the studied areas. If FEMA grants the map amendment or revision request, the property owner may no longer be required to pay flood insurance.DeKalb County flood map shows flood risk zones and their boundaries. This is a formal determination by FEMA of a property's location and/or elevation relative to the Special Flood Hazard Area. If you think the flood map boundaries are incorrect, you can apply for a Letter of Map Change. Base flood elevations derived from detailed analyses are shown at selected intervals within these zones These areas have a 26% chance of flooding over the life of a 30‐year mortgage. Zone VE - coastal areas with a 1% or greater chance of flooding and an additional hazard associated with storm waves. High Hazard (Pink) High hazard flood zones have at least a 1 annual chance of flooding to the shown footprint and are commonly referred to as 100-year.No base flood elevations are shown within these zones. Zone V - coastal areas with a 1% or greater chance of flooding and an additional hazard associated with storm waves.Zone AE - 100-year floodplain, the base floodplain where base flood elevations are provided.Because detailed analyses are not performed for such areas, no base flood elevations are shown. Zone A - 100-year floodplain, areas with a 1% annual chance of flooding and a 26% chance of flooding over the life of a 30‐year mortgage.High Risk Areas (Special Flood Hazard Area) Includes areas of moderate flood hazard, such as base floodplains and shallow flooding areas, and minimal flood hazard, which may still have ponding and local drainage problems. Zone X - Floodplain area with a 0.2% (or 1 in 500 chance) or less annual chance of flooding.To view the effective flood zone for a property or area, visit Hillsborough County’s Effective Flood Zone Viewer. Talk to your insurance provider about your policy and consider if you need additional coverage. Most homeowners insurances do not cover flood damage. Flood maps, also known as Flood Insurance Rate Maps, provided by the Federal Emergency Management Agency (FEMA) are a useful tool for assessing a property’s flood risk, and also are a factor in flood insurance and building requirements.
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