Banasura Sagar Dam, which impounds the Karamanathodu tributary of the Kabini River, is part of the Indian Banasurasagar Project consisting of a dam and a canal project started in 1979.[1] The goal of the project is to support the Kakkayam Hydro electric power project and satisfy the demand for irrigation and drinking water in a region known to have water shortages in seasonal dry periods. The dam is also known as Kuttiyadi Augmentation Main Earthen Dam. The dam has a height of 38.5 metres (126 ft) and length of 685 metres (2,247 ft).