Gas Fired Power Stations and Wind Power: Costs

Department for Energy Security and Net Zero written question – answered am ar 30 Ebrill 2024.

Danfonwch hysbysiad imi am ddadleuon fel hyn

Photo of Craig Mackinlay Craig Mackinlay Ceidwadwyr, South Thanet

To ask the Secretary of State for Energy Security and Net Zero, what the average levelised cost is for combined cycle gas-fired power stations, assuming current natural gas spot prices, in the last five years; and what the average levelised cost is for offshore windfarms commissioned in the same period.

Photo of Justin Tomlinson Justin Tomlinson Minister of State (Department for Energy Security and Net Zero)

The Department publishes its levelised costs of electricity for a generic plant in the Generation Costs Report, most recently in 2023 ( These provide forecasts for 2025 to 2040. Gas CCGT is 114 £/MWh for 2025 and offshore wind is 44 £/MWh for 2025 (2021 price base). Levelised costs use a forecast of gas prices over the lifetime of a plant based on the latest published gas price forecasts at the time of publication (

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