Étang de la Brienne (or Lac de Planèzes) is a lake of Luc-la-Primaube in Aveyron, France. At an elevation of 640 m, its surface area is 0.105 km2.

Étang de la Brienne
Lac de Planèzes
Étang de la Brienne Lac de Planèzes is located in France
Étang de la Brienne Lac de Planèzes
Étang de la Brienne
Lac de Planèzes
LocationAveyron
Coordinates44°18′14″N 2°32′30″E / 44.303831°N 2.541639°E / 44.303831; 2.541639
Typeartificial
Basin countriesFrance
Surface area0.105 km2 (0.041 sq mi)
Surface elevation640 m (2,100 ft)