Hydrographic basins - Metropolis 2022 - BD Topage®

Dataset of the river basins of metropolitan France BD Topage® version 2022 France is divided into 12 major watersheds, referred to as river basin districts. These are: - the Artois-Picardie basin, - the Rhine-Meuse basin, - the Seine-Normandie basin, - the Loire-Bretagne basin, - the Adour-Garonne basin. - the Rhône-Méditerranée basin, - the Corsica Basin, - the Guadeloupe basin, - Martinique basin, - the Guiana Basin, - Reunion Basin, the Mayotte Basin River basin boundaries do not correspond to administrative boundaries. /!\ Watersheds are the result of the fusion of topographical watersheds, themselves derived from the BD Carthage® medium-scale repository.