Stora Middelgrund is an 864MW offshore wind power project. It is planned in Kattegat, Sweden. The project is currently in permitting stage. It will be developed in single phase. Post completion of the construction, the project is expected to get commissioned in 2026.

Project Type Total Capacity (MW) Active Capacity (MW) Pipeline Capacity (MW) Project Status Project Location Project Developer
Offshore 864 864 Permitting Sweden Universal Wind Offshore; Vattenfall


The project is being developed by Universal Wind Offshore and Vattenfall. The project is currently owned by Vattenfall.

The project is expected to generate 3,000,000MWh electricity and supply enough clean energy to power 600,000 households. The project cost is expected to be around $2,171.43m. The project will be spread over an area of 59km².

The wind power project consists of 108 turbines, each with 8MW nameplate capacity.

Development Status

Post completion of the construction, the project is expected to get commissioned in 2026.

About Universal Wind Offshore

Universal Wind Offshore AB (Universal Wind Offshore) is a wind farm company that develops wind farms in marine environments.The company focuses on establishing large scale wind farming at Stora Middelgrund. It aims to partner with companies which produce electricity from wind. Universal Wind Offshore is headquartered in the Stora Middelgrund, Sweden.

About Vattenfall

Vattenfall AB (Vattenfall) is a state-owned energy company that generates, distributes and sells electricity and heat. The company also conducts the sale of gas and energy trading. Vattenfall generates power through various sources of energy including wind, nuclear, hydro, natural gas, solar, coal, biomass and waste. It produces and distributes district heating and supplies to households and industries in metropolitan areas. In addition, the company provides energy services such as battery storage, network services, charging solutions for electric vehicles, heat pumps, solar panels and smart meters. It serves households, businesses, electricity and gas customers. It has presence in Denmark, Finland, Germany, the Netherlands and the UK among others. Vattenfall is headquartered in Solna, Stockholm, Sweden.


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.