The Wollar BESS is a 280 megawatt / 560 megawatt-hour Battery Energy Storage System located 40 kilometres east of Mudgee, NSW. The project is being developed by Wollar Solar Development alongside the existing Wollar Solar Farm.
Key Dates
| May 2025 | Project Announcement |
| Dec 2027 | Expected Construction Completion |
Procurement
| Procuring Agency: | Wollar Solar |
PROJECT HISTORY
| May 2025 | A modification application to expand the scale of the BESS was submitted to the NSW Major Project portal. |
| Apr 2026 | The NSW Department of Planning, Housing and Infrastructure granted the project development approval. |
Estimated Total Cost
(2025)
Sector
Energy
Procurement approach
Engineering, Procurement and Construction (EPC) |
Location
New South Wales |
Resources