The UK government is taking steps to boost its clean-power strategy and attract developers by offering significantly higher subsidies for new offshore wind farms. This move comes after a previous auction failed to generate any bids due to the low price offered. The upcoming auction is expected to have a much higher ceiling for bids, with the guaranteed revenue per megawatt-hour likely to be set at around £70-75, a considerable increase from the previous £44. This increase aims to make offshore wind projects more financially viable and attract major players in the industry.
Leading offshore wind builder Orsted A/S from Denmark is currently deciding whether to proceed with a UK development and will make a decision by December. Similarly, Sweden's Vattenfall AB had earlier this year decided to halt a large offshore wind project off the English coast due to rising costs. By offering higher subsidies, the UK government hopes to reverse the trend of developers pulling out of projects and encourage continued investment in offshore wind.
If the auction limit is set at £75 per megawatt-hour, it will mark a significant change from previous tenders, where prices have been steadily decreasing. In some cases, deals were reached at a record-low price of £37 in 2022. However, it should be noted that these prices are based on 2012 levels, meaning the resulting contracts may be more expensive. Nevertheless, the higher subsidies are expected to reignite offshore wind development and help the UK achieve its target of 50 gigawatts of offshore wind capacity by 2030, a significant increase from the current 14 gigawatts.
The UK's Contracts for Difference program ensures that wind developers receive a fixed price for each megawatt-hour of power produced by their turbines. These contracts typically span 15 years and provide revenue certainty, which is funded by consumer bills. The program has played a crucial role in attracting clean-energy investment to the UK. Energy Secretary Claire Coutinho has expressed her commitment to a successful auction round, known as AR6, where sustainable and reasonably priced offshore wind projects will have the opportunity to compete.
While higher subsidies in the next auction round are expected to boost offshore wind development, there may be implications for electricity costs. UK consumers are already burdened with high energy bills following last year's energy crisis. The increased subsidies are necessary to ensure the financial viability of offshore wind projects, but they may contribute to further increases in electricity costs for consumers.
It is important to note that rising costs are not limited to renewables alone. The capacity market, which secures investment in various power generation assets, including gas-fired power plants, experienced unexpectedly high prices in the last auction. These factors highlight the challenges faced by the UK energy sector and the need for strategic interventions to ensure a sustainable and affordable transition to clean energy sources.