Liddell Battery
Liddell Battery battery storage overview.
The Liddell Battery is a grid-forming energy storage installation at AGL's Hunter Energy Hub on the former Liddell Power Station site in New South Wales. It stores electricity and provides services that support the stability and reliability of the National Electricity Market. The operating battery has 500 MW of power and 1,000 MWh of energy storage.In OperationAustralia
At a Glance
Consented capacity
500 MWEnergy storage
2,000 MWhStorage duration
2 hoursStorage type
Data coming soonOwner
AGL Liddell BESS Pty LtdOperator
Data coming soonCountry
AustraliaLocation
-32.384°, 150.952°Website
Official project pageOwnership
1 record| Share | Organisation | Role | Details | Period |
|---|---|---|---|---|
| Unknown | Owner Operator | AGL Liddell BESS Pty Ltd owns and operates the Liddell battery. | Current / not dated |
Organisations
15 recordsOrganisations recorded as working on this asset or its project, and their role.
| Organisation | Role | Details |
|---|---|---|
| Cultural heritage planning consultantConsenting And Environment | AECOM prepared the May 2024 revision of the battery's Aboriginal Cultural Heritage Management Plan. | |
| Project developerDevelopment | AGL developed the Liddell battery as part of its Hunter Energy Hub. | |
| Original consent applicantProject Company And Consenting | AGL Macquarie is the applicant named in the Liddell Battery and Bayswater Ancillary Works development consent. | |
| Power system modelling adviserEngineering And Technical | APD supported power system modelling, generator performance studies and registration submissions. | |
| Long-term energy service agreement arrangerFinance Insurance Legal | AEMO Services arranged the project's Long-Term Energy Service Agreement on behalf of the New South Wales Government. | |
| Capital grant funderFunding And Programme | ARENA awarded A$35 million of grant support for the battery's advanced inverter deployment. | |
| Construction workforce supplierOther | AGL's 2025 signatory report identifies Blackrock Industries as a local workforce supplier during battery construction. | |
| High-voltage infrastructure contractorSubstation Electrical | Enerven designed and constructed substation, transmission line and switchyard infrastructure for the Liddell battery connection. | |
| EPC and battery system contractorEpc Balance Of Plant | Fluence delivered the battery on a turnkey engineering, procurement and construction basis. | |
| Environmental impact statement consultantConsenting And Planning | Jacobs prepared the environmental impact statement covering the Liddell battery and associated ancillary works. | |
| Independent environmental audit consultantCertification And Technical Assurance | AGL's July 2024 notice identifies James Bailey & Associates as the construction-phase independent environmental audit firm. | |
| Fire safety study consultantTechnical Advisory | Planager prepared the December 2024 fire safety study for Fluence on behalf of AGL Macquarie. | |
| Inverter and control systems supplierEquipment Supply | Power Electronics supplied the battery's grid-forming inverter and control technology. | |
| Transmission network connectionGrid Connection | The Liddell battery connects to Transgrid's existing 330 kV switchyard. | |
| Knowledge-sharing partnerConsulting | Worley Consulting supported the project's technical knowledge-sharing programme. |
Supplier registration
Contact page onlyHow suppliers get onto this project's radar: its standing register, supplier portal or contact route.
General project enquiries can be made through the published contact route. Corporate supplier guidance explains engagement requirements without offering project-specific registration.
General project enquiries and corporate supplier guidance; contractor HSE prequalification applies to contractor engagement and is not open project supplier registration.
SourceChecked 27 Oct 2026
Capacity history
Recorded project capacity figures. Future-dated changes are shown but are not used as current capacity.
| Effective | Capacity type | Capacity | Source |
|---|---|---|---|
| 8 Mar 2022 | Consented capacity | 500 MW | NSW SSD 8889679 — maximum consented battery capacity |