In February 2025, New South Wales awarded its largest long-duration storage contracts to date, totaling over 1 GW of capacity and 13.7 GWh of storage.

The three awarded projects are:

• Phoenix Pumped Hydro Energy Storage (PHES): An 800 MW / 11,990 MWh facility by ACEN at Lake Burrendong, capable of 15 hours of energy dispatch.

• Stoney Creek Battery Energy Storage System (BESS): A 125 MW / 1,000 MWh project by Enervest Utility near Narrabri in the New England Renewable Energy Zone (REZ).

• Griffith BESS: A 100 MW / 800 MWh system by Eku Energy in the Riverina region.

These projects are part of the state's initiative to enhance renewable energy infrastructure and ensure grid reliability.

For more information, read: Largest New South Wales long-duration storage tender to date awarded – pv magazine Australia.