Coast, Saint-Cast-le-Guildo, Côtes-d'Armor. We calculate high and low water here from an ocean tide model — accurate to about 5 cm on open coasts, considerably less in tidal flats and river mouths. This spot is not in any official register — there are no water samples and no classification.
Swimming spots in Saint-Cast-le-Guildo · Côtes-d'Armor · Swimming spots in France · On the map