Project

Wooreen Energy Storage System

PROJECT STATUS
Under Delivery
Wooreen Energy Storage System

EnergyAustralia intends to install a 350-megawatt / 1,400-megawatt hour utility-scale battery in Jeeralang, in Victoria's Latrobe Valley. The battery will be co-located on the site of the Jeeralang Power Station in Latrobe Valley.

The project was previously referred to as the Jeeralang Battery. 

Key Dates

Mar 2021 Project Announcement
Feb 2025 Financial Close
Feb 2025 Contract Award
2025 Construction Commencement
Dec 2026 Expected Construction Completion

Financing

The project has reached financial close, with a syndicate of lenders providing debt financing to the project. The Syndicate comprises ANZ, Credit Agricole CIB, DBS Bank, HSBC, Mizuho, NAB, SMBC and Westpac. The value of the project has not been publicly disclosed.

Procurement

Procuring Agency: EnergyAustralia
Successful Tenderer: Wärtsilä Energy (battery equipment) Zenviron (balance of plant works)

PROJECT HISTORY

Mar 2021 EnergyAustralia announced the project alongside an announcement that it would retire the Yallourn brown coal-fired generator in mid-2028, four years before previously planned.
Sep 2021 EnergyAustralia called for Expressions of Interest for a Project Development Partner, including engineering, procurement and construction of the battery. The project name was also changed from Jeeralang Battery to Wooreen Energy Storage System.
Feb 2025 Financial close was reached for the project.
Feb 2025 EnergyAustralia announced that construction had commenced on the project, with Wärtsilä delivering the engineering design, supply, commissioning and a 15-year service agreement, and Zenviron delivering the balance of plant works.