Tantangara Dam

Tantangara Dam is a major ungated concrete gravity dam with concrete chute spillway across the Murrumbidgee River upstream of Adaminaby in the Snowy Mountains region of New South Wales, Australia. The dam is part of the Snowy Mountains Scheme, a vast hydroelectricity and irrigation complex constructed in south-east Australia between 1949 and 1974 and now run by Snowy Hydro. The purpose of the dam includes water management and conservation, with much of the impounded headwaters diverted to Lake Eucumbene. The impounded reservoir is called Tantangara Reservoir.Location and featuresCommenced in 1958 and completed in 1960, the Tantangara Dam is located on the Murrumbidgee River, approximately downstream of its confluence with Gurrangorambla Creek and is wholly within the Kosciuszko National Park. Her Royal Highness Princess Alexandra of Kent visited the dam in 1959, during its construction.The dam was constructed by Utah-Brown & Root Sudamericana on behalf of the Snowy Mountains Hydro-Electric Authority, and is now managed by Snowy Hydro Limited. The concrete gravity dam of is 45m high with a crest length of 216m. At 100% capacity, the dam wall holds back of water. The surface area of Tantangara Reservoir is and the catchment area is. The spillway across the Murrumbidgee River is capable of discharging.