The Callide Dam was constructed in 1965 to supply water for a nearby power station in Biloela, Australia

Australia

Australia , officially the Commonwealth of Australia, is a country in the Southern Hemisphere comprising the mainland of the Australian continent, the island of Tasmania, and numerous smaller islands in the Indian and Pacific Oceans. It is the world's sixth-largest country by total area...

, state of Queensland

Queensland

Queensland is a state of Australia, occupying the north-eastern section of the mainland continent. It is bordered by the Northern Territory, South Australia and New South Wales to the west, south-west and south respectively. To the east, Queensland is bordered by the Coral Sea and Pacific Ocean...

. The Callide Dam holds 136300 millilitre at an average depth of 10.5 metres (34.4 ft) and a surface area of 1240 hectares (3,064.1 acre) at full capacity.

SunWater

SunWater

SunWater is a company located in Queensland, Australia. The company supplies bulk water to over 6000 customers and water consultancy to a range of clients....

, the water supply and services company, has undertaken a multi-station upgrade program to ensure highest levels of safety for dams of their responsibility. The Callide spillway

Spillway

A spillway is a structure used to provide the controlled release of flows from a dam or levee into a downstream area, typically being the river that was dammed. In the UK they may be known as overflow channels. Spillways release floods so that the water does not overtop and damage or even destroy...

is scheduled be upgraded in the 'medium-term' range.