Blyth Battery

Under Delivery
Blyth Battery

The Blyth Battery, being developed by Neoen, is a proposed 200 megawatt / 400 megawatt-hour battery located in the mid-north of South Australia.

The battery will be located near the Blyth West substation and will connect to ElectraNet’s transmission network. The proejct will primarily store energy from Neoen's 70-megawatt Goyder South Stage One wind farm.

The Blyth Battery will supply BHP's Olympic Dam operations with energy through a Power Purchase Agreement.

Key Dates

Nov 2021 Project Announcement
Dec 2022 Contract Award
Dec 2022 Construction Commencement
2025 Expected Construction Completion

Funding contributions

The project recieved an unspecified funding contribution from the Australian Renewable Energy Agency to equip the asset with grid-forming inverter technology.


Both the Goyder South Stage 1 wind farm and its 238.5 MW / 477 MWh Blyth Battery are entirely owned by Neoen with debt financing provided by a group of five lenders: the Clean Energy Finance Corporation, KfW IPEX-Bank, ING, Mizuho and Westpac.


Procuring Agency: Neoen
Successful Tenderer: Elecnor and NHOA Consortium


Nov 2021 Neoen announced the project.
Nov 2022 Neoen and BHP signed a Power Purchase Agreement (PPA) for the Blyth Battery and Goyder South Stage One wind farm to supply power to BHP's Olympic Dam operations.
Dec 2022 The Australian Renewable Energy Agency (ARENA) announced the project was one of eight Battery Energy Storage Systems which would recieve funding through the ARENA’s Large Scale Battery Storage Funding Round.
Jan 2023 Neoen announced it awarded an Elecnor and NHOA Consortium the contract to deliver the battery in December, and that construction had commenced on the project.
Feb 2024 Neoen reached financial close on the project, along with the 203 MW second tranche of its Goyder South Stage 1 wind farm. Neoen retained full equity, with debt financing provided by the Clean Energy Finance Corporation, KfW IPEX-Bank, ING, Mizuho and Westpac.
Procurement approach
Unconfirmed |
South Australia |
Project website
Blyth Battery