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January 5, 2022

Cathedral Rocks, Australia

By Carmen

Cathedral Rocks is a 66MW onshore wind power project. It is located in South Australia, Australia. The project is currently active. It has been developed in single phase. Post completion of construction, the project got commissioned in May 2007.

Project Type Total Capacity (MW) Active Capacity (MW) Pipeline Capacity (MW) Project Status Project Location Project Developer
Onshore 66 66 Active South Australia, Australia Acciona Energia; HT Wind Operations


The project was developed by Acciona Energia and HT Wind Operations. The project is co-owned by Acciona Energia Internacional and EnergyAustralia, with their respective ownership stake of 50% each.

The project generates 225,000MWh electricity and supplies enough clean energy to power 35,000 households, offsetting 150,000t of carbon dioxide emissions (CO2) a year. The project cost is $132.99m.

The project has 60m high towers.

Development Status

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The project is currently active. The project got commissioned in May 2007.

Power Purchase Agreement

The power generated from the project is sold to EnergyAustralia under a power purchase agreement from 2007. The contracted capacity is 33MW.

Contractors Involved

Cathedral Rocks Construction & Management was selected to render EPC services for the wind power project.

Vestas Wind Systems was selected as the turbine supplier for the wind power project. The company provided 33 units of V80-2.0 MW turbines, each with 2MW nameplate capacity.

Transfield Worley Services is the O&M contractor for the wind power project.

About Acciona Energia

ACCIONA Energia SA (Acciona) develops renewable energy projects. The Company constructs, operates, and maintains wind farm, photovoltaic, hydroelectric power, and biomass plants. Acciona Energia serves customers worldwide. Acciona is headquartered in Moraleja, Spain.

About HT Wind Operations

HT Wind Operations Pty Ltd formely known as Roaring 40s Renewable Energy Pty Ltd (Roaring 40s) is engaged in the development of wind energy in Australia, China and India. The company is a joint venture between Hydro Tasmania and the China Light & Power (CLP) Group. It is specialized in development, financing, investment management, construction, operations and maintenance of wind development projects. In addition, it is also involved in generation of electricity through hydro projects. Roaring 40s has built a wide portfolio of wind farms which include four wind projects in advanced development stage in Australia and further development projects in New Zealand and China. The company strategically partnered with Acciona Energy (Oceania) Pty Ltd, Enercon India Limited and Guohua Energy Investments, to establish as one of the leading renewable energy developers in Asia, with a generating capacity of 1000 MW by 2010. It has developed an 111 MW Waterloo wind farm project located in Clare Valley, South Australia and a 168 MW capacity Musellore wind farm in Cape Portland, North East Tasmania. Roaring 40s is headquartered in Tasmania, Australia.


All power projects included in this report are drawn from GlobalData’s Power Intelligence Center. The information regarding the project parameters is sourced through secondary information sources such as electric utilities, equipment manufacturers, developers, project proponent’s – news, deals and financial reporting, regulatory body, associations, government planning reports and publications. Wherever needed the information is further validated through primary from various stakeholders across the power value chain and professionals from leading players within the power sector.

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