Last Update: 04/05/2026 at 2:50 PM EST
Liddell Battery Nears Mid-Year Start
Coverage from SolarQuarter, Energy-Storage.News, and others
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03/23
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Executive Summary
Australia's 500MW Liddell battery nears commissioning to store solar power, back up the grid, and replace retired coal capacity.
- 500MW/1000MWh Liddell Battery has completed construction and is now being commissioned
- First 250MW is undergoing staged testing before full commercial operations
- Full operations are expected by mid-2026 or June 2026
- Project repurposes the former Liddell coal plant site in New South Wales
- Battery is designed to store excess renewable energy and dispatch it at peak demand
- Federal support includes AU$35 million from ARENA and NSW backing through an LTESA
- Construction peak created more than 600 jobs and used strong local procurement
Quick Facts
- What: Commissioning a 500MW 1000MWh grid battery
- Where: Former Liddell Power Station site in New South Wales
- Why: To firm renewable power and replace retired coal capacity
- Who: AGL and Australian and NSW governments
- When: Commissioning underway with operations due mid-2026
Coverage Timeline: 2 Days
Featured Article
NSW commissioning of the Liddell Battery near Muswellbrook, Australia, is underway ahead of a mid-year start after construction completion and federal and state funding support.
Additional Articles
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Australian and New South Wales governments back commissioning of the 500MW/1000MWh Liddell Battery in mid-year plans to firm renewables in the National Electricity Market.
AGL began commissioning a 500MW/1,000MWh Liddell battery energy storage system in New South Wales, with full operations planned for June 2026.