Bendora Dam
The 928th tallest dam in the world
The Bendora Dam is a thin-wall, double curvature concrete arch dam across the upper reaches of the Cotter River, located within Namadgi National Park in the Australian Capital Territory, Australia. The impounded reservoir is called the Bendora Reservoir which is a supply source of potable water for the city of Canberra and its environs.
Dam data from Wikidata (CC0) plus curated additions. Summary from Wikipedia (CC BY-SA).