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Environment Environment Agency floodplain
  • Updated 5 years ago

    Properties in Floodplain

    Environment Agency
    Number of properties in a floodplain and those with a significant risk of flooding. NAFRA - National Flood Risk Assessment. There are 3 risk categories: (i) low - 0.5% (1 in 200) chance of flooding each year or less. (ii) moderate - 1.3% (1 in 75) chance or less but greater than 0.5% (1 in 200) chance in any year. (iii) significant - greater than 1.3% (1 in 75) chance in any year. This dataset was updated in 2008. The GLA are yet ...