World Power Plants

Cheongpyeong Pumped Storage Power Plant400 MW Hydroelectric

HydroRenewableVerified: Feb 2026

The 청평양수발전소, or Cheongpyeong Pumped Storage Power Station, is a vital hydroelectric power generation facility located in South Korea. Commissioned in 1980, this power plant has a capacity of 400 MW, making it an integral part of the nation’s energy generation strategy. Positioned at coordinates 37.7425, 127.4876, the Cheongpyeong facility utilizes advanced pumped storage technology, allowing it to effectively balance energy supply and demand within the local grid. As a pumped storage plant, it harnesses the potential energy of water, using it to generate electricity during peak demand periods while storing energy by pumping water to an upper reservoir during times of low demand. Operated by 한국수력원자력, this facility underscores South Korea's commitment to utilizing renewable energy resources and enhancing grid stability. The significance of the Cheongpyeong Power Station extends beyond merely providing electricity; it plays a crucial role in flood control and water management, contributing to the overall sustainability of the region. As South Korea continues to focus on reducing its reliance on fossil fuels and transitioning towards a more sustainable energy landscape, the Cheongpyeong Pumped Storage Power Station stands out as a model of efficient energy generation, reflecting the country's dedication to innovative energy solutions.

Capacity
400 MW
Commissioning Year
1980

46 years old

Owner
한국수력원자력
Location
37.7425°, 127.4876°

South Korea, Asia

Context & rankings
  • 114. largest of 265 plants in South Korea
  • #5,237 worldwide by installed capacity
  • #863 of 8,493 Hydroelectric plants worldwide
  • 0.16% of the installed capacity of South Korea
Age & fleet comparison

46 years in operation

Hydroelectric fleet average: 42.1 years

Operator portfolio

KHNP (Korea Hydro & Nuclear Power) operates 18 plants totalling 50,833 MW

Regional density

75 plants within 100 km, 46,069 MW combined

Nearest plant: 청평댐 (6.2 km)

Data provenance

Location

Coordinates:: 37.742516, 127.487589
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Carbon Footprint

Zero Direct Emissions

Cheongpyeong Pumped Storage Power Plant is a hydro power plant producing approximately 1402 GWh of clean electricity per year with zero direct CO₂ emissions during operation.

Lifecycle emissions: ~24 g CO₂/kWh (manufacturing, transport, decommissioning)

Technical Details

Primary Fuel Type
Hydro
Energy Source
Renewable
Country
South Korea
Continent
Asia
Data Source
Global Power Plant Database

South KoreaEnergy Profile

265
Total Plants
255.7 GW
Total Capacity
CoalGasNuclearHydro
Top Fuels

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