The Idukki Dam is a concrete gravity dam located in the Idukki district of Kerala, India. It was constructed across the Periyar River and is one of the highest arch dams in Asia. The dam is primarily used for hydroelectric power generation, irrigation, and flood control, playing a crucial role in the region's water management. Completed in 1976, the Idukki Dam has a total installed capacity of 780 megawatts, making it a significant source of electricity for Kerala. The dam is surrounded by lush green hills and is a popular tourist destination, offering stunning views of the reservoir and the surrounding landscape.