Cultana Solar Farm and Playford Big Battery


Prospective pipeline

Credibly proposed


Under procurement

Preferred bidder announced

Recently closed
Cultana Solar Farm and Playford Big Battery

Prospective pipeline

Greenfield (construction) or brownfield (government asset divestment) projects needed or likely to occur within the next five years, but is not formally proposed by a state, territory or major local government.

Credibly proposed

The project or divestment is supported by a state, territory or major local government, is subject to studies or other processes (such as pre-feasibility or scoping studies or business case development), and is likely to proceed to formal announcement.   


The project has a firm commitment and timeline from a state, territory or major local government, but has not yet entered the market.

Under procurement

The project or transaction is under procurement (such as a call for Expressions of Interest, requests for tender, or another offer to the market).

Preferred bidder announced

A preferred bidder has been selected and is in exclusive negotiations.

Recently closed

Projects that have progressed to contractual close remain on ANZIP for 12 months.

ANZIP is focused only on major infrastructure activity, above the following thresholds:


Construction projects: > AUD$300m

Investable greenfield & brownfield: > AUD$100m

New Zealand

All greenfield and brownfield projects and divestments: > NZD $100 million

STATUS: Announced
SECTOR: Energy
TYPE: Greenfield

Project Scope

The Government of South Australia announced a 10-year Power Purchase Agreement (PPA) that will enable construction to commence on the state’s largest solar farm and a grid-scale battery in the Upper Spencer Gulf region.

Through the PPA, ZEN Energy, in partnership with SIMEC Energy, will construct the 280-megawatt (MW) Cultana Solar Farm near Whyalla and the 100 MW Playford Big Battery near Port Augusta.

The Playford Big Battery will provide Frequency Control Ancillary Services and Fast Frequency Response to the National Electricity Market. Energy generated from the Cultana Solar Farm will contribute to the national electricity grid via the existing Cultana and Whyalla substations.



Key Dates

2022: Expected completion of the Cultana Solar Farm

2023: Expected completion of the Playford Big Battery




SIMEC has announced the Playford Big Battery will be delivered by an Engineer, Procure and Construction (EPC) contractor.



Project History

October 2020: the SA Government signed a Power Purchase Agreement (PPA) with ZEN Energy to provide the SA Government with electricity from the solar farm and battery.

August 2019: The Playford Big Battery received development approval.

May 2019: The Cultana Solar Farm recied development approval.



Further Information

The Cultana solar farm and Playford big battery are being developed by SIMEC Energy Australia to supply the Whyalla Steelworks operations to develop a ‘green steel’ hub, however, the PPA will also see ZEN energy drawing electricity to supply the South Australian Government. The pricing details of the PPA have not been disclosed.

The Cultana solar farm will be the largest solar farm in the state, overtaking the 220 MW Bungala facility, while the Playford Big Battery will be the second largest battery in South Australia.

Last reviewed: 06/11/2020

Presented by

Government sponsors


Supporting agencies