South Korea
power plants.
South Korea has 3,230 operating power plants in the catalog, 140,965 MW in all. The catalog also marks 4 plants as Retired, with 1,057 MW of capacity. Its operating fleet leans on natural gas, which accounts for 35.4% of operating capacity (49,964 MW), with coal a distant second at 30.5%. The largest operating plant in the catalog is Hanbit Nuclear Power Plant (6,235 MW, recorded start year 1986).
Source: Global Energy Monitor, Global Integrated Power Tracker, March 2026 release II. Catalog content date: .
Source: Global Energy Monitor, Global Integrated Power Tracker, March 2026 release II. Catalog content date: .
South Korea electricity mix
Operating installed capacity by fuel. Each row gives megawatts and its share of the operating total.
Source: Global Energy Monitor, Global Integrated Power Tracker, March 2026 release II. Catalog content date: .
Largest plants in South Korea
Source: Global Energy Monitor, Global Integrated Power Tracker, March 2026 release II. Catalog content date: .
Newest plants in South Korea
This table includes 10 of the 138 operating plants with a recorded start year of 2025, largest first. The catalog records years, not full commissioning dates.
Source: Global Energy Monitor, Global Integrated Power Tracker, March 2026 release II. Catalog content date: .
Frequently asked questions
Where does South Korea get its electricity?
Across the 3,230 operating plants in the catalog, South Korea's capacity is led by natural gas at 35.4% (49,964 MW), then coal at 30.5% and nuclear at 19.2%. These are installed-capacity shares, not live generation.
What is the largest power plant in South Korea?
The largest operating plant in the catalog for South Korea is Hanbit Nuclear Power Plant, a nuclear facility with 6,235 MW of capacity and a recorded start year of 1986.
How many power plants does South Korea have?
The catalog tracks 3,230 operating power plants in South Korea, with 140,965 MW in all. It also marks 4 plants as Retired, with 1,057 MW of capacity.
Can I see South Korea's power grid on a map?
Yes. Open nrgmap at app.nrgmap.com and search South Korea to fly to it. Every tracked plant is a marker sized by capacity and coloured by fuel, with the national fuel mix in the side panel.