Lac de la centrale 75.2 75.4 74.8 75.2 74.9 75 75.8 75.2 75.5 76 77 78.6 76.9 76.2 74.9 74.8 75 74.7 74.8 74.7 74.4 75 74.7 74.4 74.7 75.2