World Power Plants

Hanul Nuclear Power Plant5,900 MW Nuclear

NuclearVerified: Mar 2026

The Hanul Nuclear Power Plant, located in South Korea, stands out as a major contributor to the country's energy generation landscape with a capacity of 5,900 MW. As a nuclear facility operated by Korea Hydro and Nuclear, Hanul plays a pivotal role in the national energy mix, which emphasizes low-carbon and sustainable energy sources. Positioned at coordinates 37.0931, 129.3830, in the North Gyeongsang Province, the plant is strategically located to enhance the stability of the regional power grid while meeting the escalating electricity demands of the local population and industries. Employing cutting-edge nuclear technology, Hanul is equipped with advanced reactors that ensure high efficiency and safety standards, vital for maintaining the integrity of its operations. In the context of South Korea's progressive energy policies, the Hanul Nuclear Power Plant aligns with the government's commitment to reduce reliance on fossil fuels and to foster a greener energy future. By providing a substantial amount of the nation’s electricity, Hanul not only contributes to energy security but also supports economic growth in the region through job creation and technological innovation in the energy sector. As South Korea continues to pursue its objectives of energy independence and sustainability, the Hanul Nuclear Power Plant remains a crucial pillar in achieving these goals, ensuring a reliable and clean energy supply for future generations.

Capacity
5,900 MW

5.90 GW

Commissioning Year
2015

11 years old

Owner
Korea Hydro and Nuclear
Location
37.0931°, 129.3830°

South Korea, Asia

Context & rankings
  • 8. largest of 265 plants in South Korea
  • #45 worldwide by installed capacity
  • #12 of 514 Nuclear plants worldwide
  • 2.31% of the installed capacity of South Korea
Age & fleet comparison

11 years in operation

Nuclear fleet average: 38.1 years

Operator portfolio

Korea Hydro and Nuclear operates 11 plants totalling 23,417 MW

Regional density

31 plants within 100 km, 29,101 MW combined

Nearest plant: 한울원자력발전소 (0.6 km)

Data provenance

Source: KHNP

Location

Coordinates:: 37.093100, 129.383000
Open in Google Maps
Carbon Footprint

Zero Direct Emissions

Hanul Nuclear Power Plant is a nuclear power plant producing approximately 43931 GWh of clean electricity per year with zero direct CO₂ emissions during operation.

Lifecycle emissions: ~12 g CO₂/kWh (manufacturing, transport, decommissioning)

Technical Details

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

Hanul Nuclear Power Plant: A Pillar of South Korea's Energy Sector

The Hanul Nuclear Power Plant, located in South Korea, is a significant contributor to the country's energy landscape, boasting a remarkable capacity of 5,900 MW. Owned and operated by Korea Hydro and Nuclear Power (KHNP), Hanul plays a crucial role in meeting South Korea's growing energy demands while supporting a transition towards low-carbon energy sources. As a nuclear facility, Hanul leverages the fission of uranium fuel to generate electricity, positioning it as a reliable and efficient power source in the nation's energy portfolio.

Nuclear energy, which is the primary fuel type utilized at Hanul, involves the controlled splitting of atomic nuclei, specifically uranium-235 and plutonium-239, to release substantial amounts of energy. This process occurs in a reactor where the heat generated is used to produce steam that drives turbines, ultimately generating electricity. The technology employed at Hanul includes advanced pressurized water reactors (PWRs), which are known for their efficiency and safety features. The ability of nuclear power to produce large amounts of energy with a relatively small fuel footprint makes it an attractive option for countries like South Korea, which face limited domestic energy resources.

The environmental impact of the Hanul Nuclear Power Plant is a significant consideration in discussions about energy generation. Nuclear power is associated with lower greenhouse gas emissions compared to fossil fuel-based power generation, thus contributing to the reduction of air pollutants and combating climate change. However, the management of nuclear waste and the potential risks associated with nuclear accidents remain critical concerns. South Korea has implemented stringent safety protocols and regulatory measures to ensure the safe operation of its nuclear facilities, including the Hanul plant. These measures aim to prevent accidents and protect public health and the environment.

Regionally, the Hanul Nuclear Power Plant has substantial significance, particularly in the context of South Korea's energy independence and security. As the country relies heavily on energy imports, the ability to generate nuclear power domestically helps mitigate vulnerabilities associated with fluctuating global energy markets. Furthermore, Hanul contributes to regional economic stability by providing a consistent and reliable source of electricity that supports industrial activities and residential needs.

In summary, the Hanul Nuclear Power Plant stands as a cornerstone of South Korea's energy strategy, delivering substantial electrical output through nuclear fission. Its role extends beyond mere electricity generation; it embodies the country's commitment to sustainable energy practices while addressing environmental concerns. As South Korea continues to navigate the complexities of energy production and consumption, Hanul's presence underscores the importance of nuclear energy in achieving a balanced and resilient energy future.

South KoreaEnergy Profile

265
Total Plants
255.7 GW
Total Capacity
CoalGasNuclearHydro
Top Fuels

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