Map Viewing Service (WMS) of the dataset: DDT 91 — Yvette Flood Risk Prevention Plan (WRPP) Hazard Zones

The Yvette RPP was approved on 26 September 2006. The hazard map is the result of the study of hazards, the objective of which is to assess the intensity of each hazard at any point in the study area. The allocation of a hazard level at a given point in the territory takes into account the probability of occurrence of the dangerous phenomenon and its degree of intensity.伊维特RPP（Yvette RPP）于2006年9月26日获批。 灾害地图（hazard map）系灾害研究的成果，其研究目标为评估研究区域内任意点位的各类灾害强度。 在研究区域内指定点位分配灾害等级时，需综合考量该危险现象的发生概率及其强度等级。