Sayano-Shushenskaya Dam

Sayano-Shushenskaya Dam
Location of Sayano-Shushenskaya Dam in Russia
LocationSayanogorsk, Khakassia, Russia
Coordinates52°49′33″N 91°22′13″E / 52.82583°N 91.37028°E / 52.82583; 91.37028
Construction began1963
Opening date1978–1985
Operator(s)RusHydro
Dam and spillways
Type of damArch-gravity dam
ImpoundsYenisei River
Height242 m (794 ft)
Length1,066 m (3,497 ft)
Width (crest)25 m (82 ft)
Width (base)105.7 m (347 ft)
Spillway capacity13,600 m3/s (480,000 cu ft/s)
Reservoir
CreatesSayano-Shushenskoe reservoir
Total capacity31.3 km3 (7.5 cu mi)
Surface area621 km2 (240 sq mi)
Power Station
TypeConventional
Hydraulic head194 m (636 ft)
Turbines10 × 640 MW
Installed capacity6,400 MW
Annual generation23.5 TWh

The Sayano-Shushenskaya Dam (Russian: Сая́но-Шу́шенская гидроэлектроста́нция, Sayano-Shushenskaya Hydroelektrostantsiya) is located on the Yenisei River, near Sayanogorsk in Khakassia, Russia. It is the largest power plant in Russia and the 12th-largest hydroelectric plant in the world, by average power generation. The full legal name of the power plant, OJSC [Open Joint-Stock Society] P. S. Neporozhny Sayano-Shushenskaya HPP [hydro power plant], refers to the Soviet era Minister of Energy and Electrification Pyotr Neporozhny. As of 2009 the head of the power plant was Valery Kyari.