![]() ![]() Quality issues and data limitations, all areas below the selected level are shown as solid blue, unless ![]() That level are shown in a stippled green (as opposed to solid blue) on the map. Within the U.S., areas below the selected water level but apparently not connected to the ocean at Threshold-based “bathtub method” is then applied to determine areas below different water levels, relative They are expressed relative to local high tide lines (Mean Higher High Water, or MHHW). This map is based on analysis of digital elevation models mosaicked together for near-total coverage of the ![]() The Atlantic Cities named it the most important map of 2012.īoth the Risk Zone map and the Risk Finder are grounded in peer-reviewed science. Other stories, and in testimony for the U.S. This web tool was highlighted at the launch of The White House's Climate Data Initiative in March 2014. extend to over 100 demographic, economic, infrastructure andĮnvironmental variables using data drawn mainly from federal sources, including NOAA, USGS, FEMA, DOT, Include land and population, and in the U.S. That provides local projections and assessments of exposure to sea level rise and coastal flooding tabulatedįor many sub-national districts, down to cities and postal codes in the U.S. The accompanying Risk Finder is an interactive data toolkit available for some countries It provides the ability to search by location name or postal code. Outside the U.S., it utilizes satellite-basedĮlevation data from NASA in some locations, and Climate Central’s more accurate CoastalDEM in others Social vulnerability, population density, and property value. See Sources), displays points of interest, and contains layers displaying High-resolution, high-accuracy lidar elevation data supplied by NOAA (exceptions: Within the U.S., it incorporates the latest, Or to permanent submersion by long-term sea level rise. Homes and businesses in high-risk flood areas with mortgages from government-backed lenders are required to have flood insurance.Introduction | Methods and Qualifiers | Data Layers | Sources | Services | Team | Special Thanks | Site Credits | Legal IntroductionĬlimate Central’s Surging Seas: Risk Zone map shows areas vulnerable to near-term floodingįrom different combinations of sea level rise, storm surge, tides, and tsunamis, The NFIP works with communities required to adopt and enforce floodplain management regulations that help mitigate flooding effects.įlood insurance is available to anyone living in one of the almost 23,000 participating NFIP communities. The NFIP provides flood insurance to property owners, renters and businesses, and having this coverage helps them recover faster when floodwaters recede. Flood insurance is a separate policy that can cover buildings, the contents in a building, or both, so it is important to protect your most important financial assets - your home, your business, your possessions. Most homeowners insurance does not cover flood damage. The National Flood Insurance Program (NFIP) is managed by the FEMA and is delivered to the public by a network of more than 50 insurance companies and the NFIP Direct.įloods can happen anywhere - just one inch of floodwater can cause up to $25,000 in damage. ![]()
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