The station is the largest one contributing to peak consumption in the Unified Energy Systems of Russia. More than 70% of generated electrical power goes to Rusal's four smelters in Siberia.[11]
In years of heavy rainfall, about 1,600–2,000 GWh are lost due to lack of high-voltage line transmission capacity, and some water bypasses the turbines. To avert this, a new aluminium plant was started on 15 December 2006.