 The sweetness has been attributed to the vegetation and rocks through which the water flows in the Attapady area.The government gave its approval for construction of the `masonry gravity' dam in February 1915; work did not start immediately; if one correlates the information from the Archaeology Department, Tamil Nadu Water Supply and Drainage (TWAD) Board and the district gazette.The villagers of Boluvampatti and Alandurai opposed the scheme, as they feared it would affect them.