| # | Plant | Fuel | Country | MW |
|---|---|---|---|---|
| 1 | Hanbit | Nuclear | South Korea | 6,235 |
| 2 | Hadong | Coal | South Korea | 4,000 |
| 3 | Yulchon | Gas | South Korea | 1,523 |
| 4 | Kwangyang | Gas | South Korea | 1,126 |
| 5 | Gwangyang Works | Gas | South Korea | 830 |
| 6 | Yeosu | Coal | South Korea | 679 |
| 7 | Gwangyang POSCO | Gas | South Korea | 500 |
| 8 | Honam | Coal | South Korea | 500 |
| 9 | POSCO OFFGAS | Gas | South Korea | 284 |
| 10 | Kumho Yeosu CHP power station | Coal | South Korea | 264 |
| 11 | Yeosu Hanwha power station | Coal | South Korea | 250 |
| 12 | Yosu Plant-1 power station | Coal | South Korea | 140 |
| 13 | Yeongnam PV | Solar | South Korea | 94 |
| 14 | Yoesu Lotte | Gas | South Korea | 80 |
| 15 | Somjingang (Chilbo) | Hydro | South Korea | 35 |
| 16 | Dong Yang | Solar | South Korea | 24 |
| 17 | Gochang | Solar | South Korea | 15 |
| 18 | Yeonggwang II | Solar | South Korea | 11 |
| 19 | Yonggwang | Solar | South Korea | 3 |
| 20 | Mokpo | Waste | South Korea | 2 |
| 21 | Juksan | Hydro | South Korea | 1 |
| 22 | Seungchon | Hydro | South Korea | 1 |
Method: ranked from open data — capacity & fuel from WRI Global Power Plant Database (CC BY 4.0); CO₂ measured for US EPA GHGRP / EU ETS records and modelled for Climate TRACE records. Sorted server-side; click any column to re-sort. Company-level data only.
Hanbit (South Korea) ranks #1 with 6,235 mw.
This ranking covers 22 power plants in in Jeollanam-do, South Korea.
1. Hanbit (6,235); 2. Hadong (4,000); 3. Yulchon (1,523).