The largest operating offshore wind farms in the Asia-Pacific - Construction Review
Published March 20, 2026
The Largest Operating Offshore Wind Farms in the Asia-Pacific
The Asia-Pacific region has witnessed significant growth in offshore wind energy, with numerous projects coming to fruition in recent years. This article provides an overview of the largest operating offshore wind farms in the region, highlighting their capacity, location, and impact on renewable energy generation.
1. Hornsea One, United Kingdom
Hornsea One is currently the largest offshore wind farm in the world, located off the coast of Yorkshire, England. This project has a total installed capacity of 1.2 GW, consisting of 174 turbines, each with a capacity of 7 MW. The farm covers an area of approximately 407 square kilometers and is capable of powering over one million homes. Hornsea One began operations in December 2019 and has set a benchmark for future offshore wind projects globally.
2. Gansu Wind Farm, China
China's Gansu Wind Farm, located in the Gansu province, is one of the largest onshore wind farms globally, but it also has offshore components. The project has a total capacity of 8 GW, with several offshore installations contributing to this figure. The Gansu Wind Farm has played a critical role in China's renewable energy strategy and continues to expand its capacity with new installations.
3. Jiangsu Rudong Offshore Wind Farm, China
The Jiangsu Rudong Offshore Wind Farm, situated in the East China Sea, boasts an installed capacity of 1.08 GW. This wind farm consists of 100 turbines, each rated at 10 MW. Operational since 2018, it is a significant contributor to China's renewable energy output and has been instrumental in reducing carbon emissions in the region.
4. Shanghai Fengxian Offshore Wind Farm, China
Located near Shanghai, the Fengxian Offshore Wind Farm has an installed capacity of 1 GW. This facility comprises 50 turbines, each with a capacity of 20 MW. Since its commissioning in 2020, the wind farm has been a vital part of Shanghai's efforts to transition to cleaner energy sources and reduce its reliance on fossil fuels.
5. Greater Gabbard Offshore Wind Farm, United Kingdom
The Greater Gabbard Offshore Wind Farm, located off the coast of Suffolk, England, has an installed capacity of 504 MW. This project features 140 turbines, each with a capacity of 3.6 MW. Operational since 2013, it has been a key player in the UK's renewable energy landscape, providing electricity to around 500,000 homes annually.
6. Block Island Wind Farm, United States
The Block Island Wind Farm, located off the coast of Rhode Island, is the first commercial offshore wind farm in the United States, with an installed capacity of 30 MW. The project consists of five turbines, each with a capacity of 6 MW. Since its commissioning in 2016, the wind farm has significantly contributed to the local energy supply and serves as a model for future offshore projects in the U.S.
7. Hywind Scotland, United Kingdom
Hywind Scotland is the world’s first floating offshore wind farm, located off the coast of Peterhead, Scotland. The project has an installed capacity of 30 MW, consisting of five turbines, each rated at 6 MW. Operational since 2017, Hywind Scotland has demonstrated the viability of floating wind technology, opening new possibilities for offshore wind development in deeper waters.
8. Formosa 1, Taiwan
Formosa 1 is Taiwan's first commercial offshore wind farm, located off the coast of Miaoli County. The project has an installed capacity of 128 MW, with 22 turbines, each with a capacity of 6 MW. Commissioned in 2017, Formosa 1 has been a significant step forward for Taiwan's renewable energy ambitions and aims to contribute to the country's goal of generating 20% of its energy from renewable sources by 2025.
9. Changhua Offshore Wind Farm, Taiwan
The Changhua Offshore Wind Farm, located off the coast of Changhua County, is one of the largest offshore wind projects in Taiwan, with an installed capacity of 605 MW. This wind farm features 80 turbines, each rated at 7.5 MW. Scheduled to be fully operational by 2022, it is expected to provide clean energy to approximately 600,000 households and significantly contribute to Taiwan's renewable energy targets.
10. Senvion Offshore Wind Farm, Japan
The Senvion Offshore Wind Farm, located off the coast of Akita Prefecture, Japan, has an installed capacity of 100 MW. This project consists of 12 turbines, each with a capacity of 8.4 MW. Operational since 2020, it marks Japan's entry into the offshore wind energy sector and is part of the country’s strategy to increase its renewable energy share in the energy mix.
Conclusion
The Asia-Pacific region is rapidly advancing in offshore wind energy development, with several large-scale projects operational and more in the pipeline. These offshore wind farms not only contribute to the renewable energy goals of their respective countries but also play a crucial role in reducing carbon emissions and promoting sustainable energy practices. As technology continues to evolve and costs decrease, the potential for offshore wind energy in the Asia-Pacific region appears promising, paving the way for a cleaner and more sustainable energy future.
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