Lac de Bret
Canton of Vaud, Switzerland
Lac de Bret is a lake in the municipality of Puidoux, in the canton of Vaud, Switzerland. It is located north of Lake Léman. The natural lake is used as a drinking water reservoir for the city of Lausanne. The first dam was built 1875 to supply water for the Lausanne-Ouchy funicular.
Reservoir data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).