Map Viewing Service (WMS) of the dataset: Low areas of the Charente-Maritime coastline (rating 4.20 m)

Surface representation of NGF 4.20 m on part of the Charente-Maritime coastline. This representation is made on the basis of the RGE alti. It is constructed by horizontal projection.滨海夏朗德省（Charente-Maritime）部分海岸线的NGF 4.20米高程地表表征。 该表征以RGE高程数据集（RGE alti）为基础构建，采用水平投影法生成。