Lac de la Ganguise

Lac de la Ganguise
Lac de la Ganguise Location within France
Location	Aude
Coordinates	43°19′10″N 1°48′20″E
Type	reservoir
Primary inflows	Ganguise
Primary outflows	Hers-Mort
Basin countries	France
Surface area	2.78 km2 (1.07 sq mi)
Water volume	44 hm3 (36,000 acre⋅ft)
Surface elevation	228 m (748 ft)

Lac de la Ganguise (also known as Retenue de l'Estrade) is a lake in Aude, France. Its surface area is 2.78 km².

It lies in the communes of Baraigne, Cumiès, Gourvieille, Belflou and Molleville.