Name: Lac au Duc topographic map, elevation, terrain.
Location: Lac au Duc, Penhouët, Loyat, Pontivy, Morbihan, Bretagne, France métropolitaine, 56800, France (47.94153 -2.42033 47.97893 -2.38712)
Average elevation: 174 ft
Minimum elevation: 98 ft
Maximum elevation: 292 ft