As part of the Big Canberra Battery project, the ACT Government is delivering a 250-megawatt, 500 megawatt-hour battery energy storage system (BESS) facility in Williamsdale, ACT.
Additional to the delivery of the BESS facility, 14 smaller scale batteries will be delivered to service government sites across Canberra, as well as medium-sized neighbourhood batteries to support battery storage on the distribution network.
Key Dates
| Apr 2023 | Contract Award |
| Dec 2024 | Expected Construction Commencement |
| Dec 2025 | Expected Construction Completion |
Financing
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Through a revenue sharing agreement, the ACT will receive a consequential share of the revenue from the battery’s participation in the National Electricity Market (NEM) in exchange for providing Eku Energy with fixed quarterly payments over a 15-year period. The details of this quarterly payment or the ownership status of the battery at the conclusion of the 15-year period has not been made publicly available. |
Procurement
| Procuring Agency: | ACT Government |
| Successful Tenderer: | Eku Energy |
PROJECT HISTORY
| Apr 2023 | The ACT Government awarded a contract to Eku Energy, an energy storage firm established by Macquarie’s Green Investment Group – a part of Macquarie Asset Management – to deliver the 250-megawatt, 500 megawatt-hour battery energy storage system facility in Williamsdale, southern Canberra. |
