Lake Guerlédan was created to power the dam of Guerlédan. Construction took seven years and encountered many geological, technical and financial difficulties. The creation of the lake and especially that of the dam cut the through the Nantes-Brest canal which from this location, followed the course of the river Blavet.

• Telefoon +(0)2 96 28 51 41
• E-mail otsi.guerledan@wanadoo.fr
• Adress Route D18, 22530 Mûr-de-Bretagne
• Website http://www.guerledan.fr