Kukule Ganga Dam
The 928th tallest dam in the world
The Kukule Ganga Dam is a 110 m (360 ft) gravity dam built across the Kukule River in Kalawana, Sri Lanka. The run-of-river dam feeds an underground hydroelectric power station located approximately 5 kilometres (3.1 mi) away, via tunnel.
Dam data from Wikidata (CC0) plus curated additions. Summary from Wikipedia (CC BY-SA).