The Byellee BESS proposed by Eku Energy would be a 300 megawatt / 1,200 megawatt hour battery energy storage system at Byellee, a suburb of Gladstone, QLD.
The project would include a connection to the Calliope substation.
Key Dates
| Jul 2027 | Expected Construction Commencement |
| Jul 2028 | Expected Construction Completion |
Procurement
| Procuring Agency: | Eku Energy |
PROJECT HISTORY
| Jun 2025 | Eku Energy changed the project's name from Calliope battery to Byellee Battery. |
| Oct 2025 | The project was determined to be a non-controlled action under the EPBC Act by the Department of Climate Change, Energy, the Environment and Water. |
Sector
Energy
Procurement approach
Unconfirmed |
Location
Queensland |
Resources
