South Korea

Cheongpyeong pumped-storage power station— 400 MW Hydroelectric

HydroRenewableVerified: Feb 2026

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Cheongpyeong pumped-storage power station, locally known as 청평양수발전소, is an essential hydroelectric power generation facility in South Korea, with a capacity of 400 MW. Commissioned in 1980, this facility employs advanced pumped-storage technology, allowing it to generate electricity during peak demand periods by utilizing water stored at elevated reservoirs. The power station is strategically located at coordinates 37.7425° N latitude and 127.4876° E, nestled in a region that benefits from abundant water resources, making it an ideal site for hydroelectric energy generation. Operated by 한국수력원자력, Cheongpyeong plays a pivotal role in stabilizing the national grid, particularly as South Korea transitions towards a cleaner energy future. The significance of pumped-storage hydroelectricity cannot be overstated, as it provides essential grid flexibility, enabling the integration of variable renewable energy sources such as wind and solar. With the South Korean government actively pursuing policies to enhance energy security and reduce greenhouse gas emissions, facilities like Cheongpyeong are crucial in the country's energy strategy. The ability to store energy and release it as needed supports the overall reliability of the electrical supply, ensuring that consumer demands are met efficiently. Cheongpyeong's operational efficiency and environmental benefits position it as a vital asset in the ongoing evolution of South Korea's energy landscape, balancing economic growth with sustainability.