Mynydd y Betws is a 34.5MW onshore wind power project. It is located in Wales, the UK. The project is currently active. It has been developed in single phase. Post completion of construction, the project got commissioned in April 2013.

Project Type Total Capacity (MW) Active Capacity (MW) Pipeline Capacity (MW) Project Status Project Location Project Developer
Onshore 34.5 34.5 Active Wales, the UK Eco2; ESB International


The project was developed by Eco2 and ESB International. The project is currently owned by ESB International.

The project generates 100,579MWh electricity and supplies enough clean energy to power 23,800 households, offsetting 200,000t of carbon dioxide emissions (CO2) a year. The project cost is $79.971m.

Development Status

The project is currently active. The project got commissioned in April 2013.

Contractors Involved

ESB International was selected to render EPC services for the wind power project.

Siemens Gamesa Renewable Energy was selected as the turbine supplier for the wind power project. The company provided 15 turbines, each with 2.3MW nameplate capacity.

ESB International is the O&M contractor for the wind power project.

About Eco2

Eco2 Ltd (Eco2) is an energy company that develops, finances and operates renewable energy projects throughout the UK and Europe. The company generates electricity from wind energy farms. It operates projects on biomass energy, tidal energy, wind energy, and landfill gas. Eco2’s projects include Bogenlea Wind Turbine, Dummuie Wind Farm, Mains of Hatton Wind Farm, Snetterton Renewable Energy Plant, Mynydd y Betws Wind Farm, Margam Green Energy Plant, Sleaford Renewable Energy Plant, Brigg Renewable Energy Plant, and others. The company has operations in the UK, Spain and Romania. Eco2 is headquartered in Cardiff, Wales, the UK.

About ESB International

ESB International Ltd (ESBI) a subsidiary of Electricity Supply Board is an utility service company that offers engineering and consulting services. The company’s activities include investments, generation, engineering, operation and maintenance, strategic consultancy, and carbon solutions. Its services portfolio include investments for the identification and development of combined cycle gas turbine technology, power generation investment opportunities, operation and maintenance services. ESB also provides power generation by means of commercial management, financial, commercial, strategic and technological consultancy to investors, developers and utilities and others. The company offers investments services for building, ownership, operations and maintenance of power stations. It operates in European energy market. ESBI is headquartered in Dublin, Ireland.


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.