Can include areas inundated by 0.2% annual chance flooding areas inundated by 1% annual chance flooding with average depths of less than 1 foot or with drainage areas less than 1 square mile areas protected by levees from 1% annual chance flooding or areas outside the 1% and 0.2% annual chance floodplains. These zones are shown on the FIRM as shaded "X" zones.Īreas outside a "Special Flood Hazard Area" (or 100-year flood plain). To determine your flood zone, refer to the FEMA flood zone map, also known as a Flood Insurance Rate Map (FIRM), available online or by calling (954) 828-5281. Less than Annual Probability of Flooding of 1% or greaterĪreas outside the 500-year flood plain with less than 0.2% annual probability of flooding.Īreas between the limits of the 100-year and 500-year flood or certain areas subject to 100-year flood with average depths less than 1 foot or where the contributing drainage area is less than 1 square mile or areas protected by levees from the 100-year flood. This is an area inundated by 1% annual chance flooding for which no base flood elevations have been determined. ![]() This area has been delineated based on available information on past floods. No distinctions have been made between the different flood hazard zones that may be included within the SFHA.Īn area designated as a "Flood Prone Area" on a map prepared by USGS and the Federal Insurance Administration. Base flood elevation determined.Īreas in a "Special Flood Hazard Area" (or 100-year flood plain). Base flood elevation undetermined.īoth VE and V1-V30 represent areas subject to 100-year flood and additional velocity hazard (wave action). Subject to 100-year flood and additional velocity hazard (wave action). Subject to 100-year flood, with federal flood protection system (levee/dam) under construction. Please note, if you do not see your communitys preliminary data, contact the FEMA Map Information eXchange (FMIX) for further support. On February 1, 2023, PBC sent a letter reiterating PBC concerns on the FEMA FIRMs and requesting an Independent Scientific Panel Review. Subject to 100-year shallow flooding (usually sheet flow on sloping terrain) with average depth of 1-3 feet. Palm Beach County (PBC) received a FEMA resolution letter (dated January 3, 2023) denying PBC request for modeling changes to resolve the anomalous water levels identified by PBC in the July 2021 appeal. Subject to 100-year shallow flooding (usually areas of poundings) with average depth of 1-3 feet. Base flood elevation undetermined.īoth AE and A1-A30 represent areas subject to 100-year flood with base flood elevation determined. The table below explains the flood zones that can be viewed on a community's flood insurance rate map (FIRM): Annual Probability of Flooding of 1% or greater You can also use FEMA Flood Map Service Center: Search By Address ![]() LOMR & LOMA determinations can either remove the entire property from the floodplain OR remove only a specific portion of a property from the floodplain and this information supersedes current Flood Insurance Rate Maps.Your property is subject to flooding? You are in a repetitively flooded area?Ĭall 90 to find out the flood hazard for your property(extension 4 or 34) The Zoning office should always be contacted for a determination of zone and elevation requirements.įEMA’s Map Service Center can be used to search a property address to see whether a Letter of Map Revision (LOMR & LOMA) has been approved for any property. Hernando County also has local watershed information that may not appear on the FEMA Flood Insurance Rate Map that can affect development. These new maps have possible insurance implications for. The Property Appraisers GIS Digital Flood Map can be used to aid in identifying if your property is located in a mapped Special Flood Hazard Area. The Property Appraiser's GIS Digital Flood Map can be used to aid in identifying if your property is located in a mapped Special Flood Hazard Area. The FEMA Flood Insurance Rate Map is the official map used in flood zone determinations. New FEMA Flood Insurance Rate Maps are in the process of being created. ![]() Hernando County Flood Damage Prevention and Protection ordinance is utilized in coordination with the Florida Building Code to regulate development and activities in Special Flood Hazard Areas.
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