Ramanadhi Reservoir was constructed across Ramanadhi river near Melakadayam village of Ambasamudram Taluk in Tirunelveli District. Ramanadhi is a tributary of Thamirabarani river.
By this reservoir Tirunelveli District is benefitted. Ambasamudram taluk is benefitted by this reservoir.
The construction of the dam was commenced in the year 1966 and completed 1974. The reservoir was inaugurated by the then Hon’ble Chief Minister of Tamil Nadu Thiru.M.Karunanidhi. The first release of water was on 28.10.1974.