Maduru Oya Dam
The 928th tallest dam in the world
The Maduru Oya Dam is an irrigation dam built across the Maduru Oya. The embankment dam measures 1,090 m (3, 580 ft) in length, 41 m (135 ft) in height, and creates the Maduru Oya Reservoir. The reservoir has a catchment area of 453 km2 (175 mi2) and a storage capacity of 596,000,000 cubic metres (2.10×1010 ft3) The proposed Maduru Oya Solar Power Station is to be built over the surface of the Maduru Oya reservoir.
Dam data from Wikidata (CC0) plus curated additions. Summary from Wikipedia (CC BY-SA).