An underground power station is situated in proximity of the lake, 104 metres (341 ft) deep under the Cetatuia massif.

Its annual energy production 400 gigawatt-hours (1,400 TJ) in an average hydrological year.

On the right bank, on Plesa mount, one can find the statue 'Energia', representing Prometheus with lightnings in his hand, symbolising electricity.

Situated between the mountains of and at the exit of the Ghitu massif, the lake is alimented by the rivers Capra, Buda and several direct tributaries (River Lady, and Valsan Cernatul, Valea lui Stan and clear), with a total average alimentation flow of 5.5 cubic metres per second (190 cu ft/s).

Only a few hundred metres of the dam tourists can go to the House Argeseana “and the pier where the practice of leisure boat racing.