By law, flood insurance is required for federally backed mortgaged homes residing in flood zones beginning with the letters A or V.įlood zones or SFHAs (Special Flood Hazard Areas) are geographic areas that FEMA has defined according to varying levels of flood risk. These maps are also known as flood maps.įIRMS, or flood maps, are used to determine flood insurance premium rates and some building code requirements. Flood maps – Download current and historic map panelsĪ Flood Insurance Rate Map (FIRM) is a map created by the National Flood Insurance Program (NFIP) for floodplain management and flood insurance purposes. FIRM Letter – Request a letter verifying the current and either the previous or time-of-construction flood zone for parcels in unincorporated Lee County, along with other useful flood-related information.Flood zone verification - Look up a flood zone for parcels in unincorporated Lee County.The National Flood Insurance Program (NFIP), which is administered by the Federal Emergency Management Agency, is a federal provider of flood insurance policies. Flood insurance is required for mortgages on structures in areas designated as a Special Flood Hazard Area and Coastal High Hazard Area. Lee County joined the NFIP in September 1984 when the County adopted its first Flood Insurance Rate Maps. Those maps establish flood zones and base flood elevations to determine the cost of flood insurance premiums.Īs a member of NFIP, Lee County assists our citizens with services including: 50% Rule: Substantial Improvement/Substantial Damage.Notice of Proposed Changes to FIRM Maps.Lee Concurrence for Letters of Map Correction.Landscaping Requirements/ Preserve Management.State Contractor Registration & Authorized Signers.Land Development Code Advisory Committee.Executive Regulatory Oversight Committee.Bicycle & Pedestrian Advisory Committee.Development Services - Case File Search.Search for an Elevation Certificate Online.All documents submitted to the Department of Buildings must show compliance with all applicable Flood Zone Codes. The BFE and DFE must be figured out before beginning even a preliminary design for a property in the Flood Zone. The current standards is that all Flood Elevations are based on NAVD 88, which is the North American Vertical Datum of 1988. If DFE = BFE +2 and if the BFE is 10, then: This can be done by checking the Flood Insurance Rate Map for your location. You would need to first determine your BFE. The Design Flood Elevation is most commonly referred to as the DFE.Īs per the NYC Building Code, the DFE for a single or two family house is BFE + 2. The Design Flood Elevation or DFE is the elevation to be used for determining the elevation of building elements in new construction. The Base Flood Elevation is most commonly referred to as the BFE. Additionally, the difference between a building’s BFE and actual elevation will affect the insurance rates. The BFE is used in determining the appropriate Design Flood Elevation for new construction. These elevations are indicated per location within a flood zone on the Flood Insurance Rate Maps or FIRMS. The Base Flood Elevation is the elevation of flood water rise during the “base flood”. Flood Insurance Rate Map FIRM Indicates Base Flood Elevations
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