AGL begins commissioning of 250 MW Liddell Battery at Hunter Energy Hub
Type: Development · Technology: Storage · Country: Australia · Capacity: 250 MW · Announced: 2026-03-20
AGL has commenced commissioning of the first 250 MW of its 500 MW / 1,000 MWh Liddell Battery, located at the Hunter Energy Hub in New South Wales. Construction of the grid-scale battery, situated adjacent to the former Liddell Power Station, is now complete, with full commercial operations anticipated by June 2026. This battery will provide crucial firming storage for the National Electricity Market as coal power exits and renewable generation increases. The project received support through a $35 million grant from the Australian Renewable Energy Agency (ARENA) and a Long-Term Energy Service Agreement (LTESA) from the NSW government. Over 600 workers contributed to the construction and commissioning phases, with Fluence Energy serving as AGL's construction partner.
Analysis
AGL has begun commissioning the first 250 MW of its 500 MW Liddell Battery at the Hunter Energy Hub in New South Wales, with full commercial operations expected by June 2026. AGL Energy Limited operates over 10 GW of power generation assets, including thermal, hydro, wind, solar, and battery. Fluence Energy is serving as AGL's construction partner for the project, which received a $35 million grant from ARENA and a LTESA from the NSW government.
Key points
- AGL begins commissioning of 250 MW Liddell Battery
- 500 MW / 1,000 MWh Liddell Battery located at Hunter Energy Hub, New South Wales
- Full commercial operations anticipated by June 2026
- $35 million grant from Australian Renewable Energy Agency (ARENA)
- Fluence Energy is AGL's construction partner