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  1. Market Data
September 21, 2021

Broken Hill Hydrostor Project-Compressed Air Energy Storage System, Australia

By Carmen

The Broken Hill Hydrostor Project-Compressed Air Energy Storage System is a 200,000kW energy storage project located in Broken Hill, New South Wales, Australia. The rated storage capacity of the project is 1,600,000kWh.

The electro-mechanical energy storage project uses compressed air storage as its storage technology. The project will be commissioned in 2024.


The Broken Hill Hydrostor Project-Compressed Air Energy Storage System is owned by Energy Estate Pty (50%) and Hydrostor (50%).

The key application of the project is renewable energy integration.

Contractors involved

Energy Estate Pty and Hydrostor are the owners. Hydrostor is the technology provider for the project.


All publicly-announced energy storage projects included in this analysis are drawn from GlobalData’s Power IC. The information regarding the projects are sourced through secondary information sources such as country specific power players, company news and reports, statistical organisations, regulatory body, government planning reports and their publications and is further validated through primary from various stakeholders such as power utility companies, consultants, energy associations of respective countries, government bodies and professionals from leading players in the power sector.

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