Dam in Yagodninsky District, Magadan Oblast
Kolyma Dam Location of Kolyma Dam in Russia
Official name Kolyma Hydroelectric Station Country Russia Location Sinegorye , Yagodninsky District , Magadan Oblast Coordinates 62°3′19.68″N 150°24′29.83″E / 62.0554667°N 150.4082861°E / 62.0554667; 150.4082861 Purpose Power Status Operational Construction began 1974 Opening date 1982; 42 years ago (1982 ) Owner(s) RusHydro Type of dam Embankment, rock-fill Impounds Kolyma River Height 134.5 m (441 ft) Length 683 m (2,241 ft) Spillway capacity 11,300 m3 /s (400,000 cu ft/s) Total capacity 15,080,000,000 m3 (12,230,000 acre⋅ft) Active capacity 7,240,000,000 m3 (5,870,000 acre⋅ft) Surface area 454.6 km2 (175.5 sq mi) Operator(s) RusHydro Commission date 1982–1994 Type Conventional Hydraulic head 115.2 m (378 ft) Turbines 4 x 180 MW Deriaz-typeFrancis-type [ 1] Installed capacity 900 MW
Kolyma Hydroelectric Station is located on the Kolyma River in the village of Sinegorye , Yagodninsky District , Magadan Oblast Russia . It has an installed power generation capacity of 900 MW .[ 2] Oblast ; it produces about 95% of the electricity in the region. It is the upper stage of the Kolyma cascade, while the lower one (Ust-Srednekan Hydroelectric Plant ) of 570 MW installed capacity is under construction.
Kolyma Turbine Hall Construction began in 1974 and the first generator was commissioned in 1982, the last in 1994. Construction of the Kolyma HPP was carried out in the harsh climatic conditions in the zone of permafrost . At 134.5 m (441 ft), it is the highest earth filled dam in Russia. It is also the most powerful hydroelectric plant in the country with an underground power station .
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