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Offshore Wind Contract Prices Surge Fivefold in Eight Years

Korean state-owned power generators have signed offshore wind power purchase agreements at record-high prices, with rates reaching 430,000 won/MWh in 2026 compared to 83,000 won/MWh in 2018. The Sinan

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Offshore Wind Contract Prices Surge Fivefold in Eight Years

Original Korean article: 시사저널

Korea's state-owned power generation companies have raised offshore wind power purchase agreement rates more than fivefold over eight years, from 83,000 won per MWh in 2018 to 430,980 won per MWh in 2026, contradicting earlier promises to lower costs.

The Sinan-Ui offshore wind project, which serves as the flagship initiative under the government's National Growth Fund program, also experienced a price increase. The initial contract price of 334,954 won per MWh was raised to 358,460 won per MWh following the addition of community participation weighting adjustments.

The primary driver behind the dramatic surge in contract prices is the REC (Renewable Energy Certificate) subsidy system's weighting mechanism. Offshore wind projects receive the highest multiplier rates, with a base multiplier of 2.5 times and a maximum of 5.2 times, significantly inflating the final contract prices.

These long-term fixed-price contracts, which can extend up to 20 years, are expected to substantially increase the burden on consumers' electricity bills. The escalating costs raise concerns about the sustainability and economic viability of Korea's offshore wind energy expansion strategy.

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