Sangilikanadara Wewa Reservoir in Medawachchiya (මැදවච්චිය සංගිලිකනදරාව වැව)
Built in the 3rd century BCE, Sangilikanadara Wewa belongs to the list of oldest reservoirs in Sri Lanka. Located in the valley of Sangilikanadara Oya, in the Medawachchiya DS division of Anuradhapura District, this reservoir has been built for the storage of water for irrigation purposes of the region.