Lac Du Der

Lake Der-Chantecoq is situated close to the commune of Saint-Dizier in the departments of Marne and Haute-Marne. It is the largest artificial lake in France, covering 48 km with 350 million m³ of water. The lake is named after the Der plain, in which it is located, and the submerged village Chantecoq.
  • Location: Champagne-Ardenne
  • Primary inflows: Marne
  • Primary outflows: Marne
  • Catchment area: 2,900 km² (1,100 sq mi)
  • Basin countries: France
  • Surface area: 48 km² (19 sq mi)
  • Max. depth: 15 m (49 ft)
Data from: en.wikipedia.org