Marine submersion hazards of the Côtes d’Armor — 2013

Polygons describing the coastal hazard areas exposed to the risk of marine submersion of the Côtes d’Armor department to be taken into account in the application of Article R111-2 of the Urban Planning Code. Polygons define areas of high risk, medium, or future, depending on the probability of a marine submersion of a given level, over a centennial return interval. They are calculated on the basis of SHOM/CETMEF data on sea levels at 100-year return along the coast, on the coastal terrain according to the Litto3D NTM (IGN/SHOM), on the prospects for sea level rise related to climate change, according to calculation rules set by the administration. This layer is not complete, it lacks future hazards. You can get it by contacting DDTM22. The complete layer is 167 MB.