Surface Water Flood Map

  • Use the slider to set the transparency of the flood layer
  • High Risk Area
    Flooding occurring as a result of rainfall with a greater than 1 in 30 chance in any given year (annual probability of flooding 3.3%)
  • Medium Risk Area
    Flooding occurring as a result of rainfall of between 1 in 100 (1%) and 1 in 30 (3.3%) chance in any given year
  • Low Risk Area
    Flooding occurring as a result of rainfall of between 1 in 1000 (0.1%) and 1 in 100 (1%) chance in any given year
  • Very Low Risk Area
    Flooding occurring as a result of rainfall with less than 1 in 1000 (0.1%) chance in any given year