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The total length of the dam is 1700 meters. The dam creates Stanley Reservoir. The Mettur Hydro Electrical power project is also quite large. The dam, the park, the major Hydro Electric power stations and hills on all sides make Mettur a tourist attraction. Upstream from the dam is Hogenakal Falls.
The government of India's water resources ministry site[1] the Mettur dam is an old multipurpose project of the south Indian state (province) of Tamil Nadu across the Cauvery river. It irrigates 1,310 square kilometres each year. Its installed capacity for hydro-power generation is 32 MW.
The maximum level of the dam is 120 feet and the maximum capacity is 93.4 tmc ft