The proposed Hanworth Battery, located near Bannaby, west of Bowral in NSW, would comprise a 1.2-gigawatt (GW) / 4.8-gigawatt hour (GWh) Battery Energy Storage System (BESS).
The full scope of works includes:
- a 1.2-GW / 4.8-GWh BESS
- onsite switching station
- overhead transmission lines connecting the project to Transgrid's existing substation, and
- ancillary infrastructure.
Key Dates
| Nov 2024 | Project Announcement |
| Oct 2026 | Expected Construction Commencement |
| Oct 2028 | Expected Construction Completion |
Procurement
| Procuring Agency: | Octopus Australia |
PROJECT HISTORY
| Nov 2024 | Enervest submitted a Scoping Report to the NSW Government requesting the Secretary's Environmental Assessment Requirements (SEARs) for the project. The Scoping Report set out the proposed project's scope and delivery timeline, comprising a 1.2-GW / 4.8-GWh BESS. |
| Dec 2024 | The NSW Government issued the SEARs for the project. |
| Feb 2026 | Octopus Australia announced it had acquired the project from Enervest. |
Sector
Energy
Procurement approach
Unconfirmed |
Location
New South Wales |
Resources
