Data centres are vital for the future and AI but their environmental footprint can be a problem

September 1st, 2025

Data centres could use the equivalent of a quarter of Sydney’s current annual drinking water supply within a decade, according to the state’s peak water utility.

Currently data centres use approximately 3.5 billion litres of Sydney’s drinking water supply per year — which is less than 1 per cent of total demand.

Sydney Water, Australia’s largest water utility, is preparing for that to jump to 25 per cent by 2035.

Read more: https://www.abc.net.au/news/2025-08-27/ai-to-take-up-one-quarter-of-sydney-water-in-a-decade/105700928