The Volga Hydroelectric Station or Volga GES () also known as the 22nd Congress of the CPSU Stalingrad/Volgograd Hydroelectric Power Station (), is the largest hydroelectric station in Europe, and it is the last of the Volga-Kama Cascade of dams, immediately before the Volga River flows into the Caspian Sea. It was the largest powerstation in the world between 1960 and 1963. Today, it is operated by the electricity company RusHydro.