Drafted for the return period of 10, 100 and 500 years

Draughts for the return period of 10, 100 and 500 years, obtained as part of the preparation of the hazard and risk mapping, second phase of the implementation of Directive 2007/60/EC on the assessment and management of flood risks. It represents the depth of the water on the ground for the avenues of the different return periods.本数据集涵盖重现期（return period）为10年、100年及500年的洪泛水深数据，系为编制灾害与风险制图成果所获取，属于《关于洪水风险评估与管理的2007/60/EC号指令》实施工作的第二阶段内容。该数据集表征了不同重现期下各自行洪通道的地面水深。