Hanbit
Hanbit, nuclear power plant in South Korea, operates 5 pressurized water reactors with 4,848 MW net installed capacity and has been in service since 1986. One more unit has its operation suspended.
Unit Hanbit 1 has been operating for 40 years, since 1986. Its 5,813 MW net are enough to supply about 18,300,000 households.
- Country
- South Korea
- Units
- 6
- Technology
- PWR
- Net capacity
- 4,848 MWe
- First grid connection
- 1986
- Operator
- Korea Hydro & Nuclear Power
- Owner
- Korea Hydro & Nuclear Power Co
- Status
- Operating
See also: alerts for this plant · every plant in South Korea · Vendor: Westinghouse · Vendor: Doosan (with KOPEC) · every PWR reactor · how a PWR works

Units
| Unit | Type | Model | Status | MWe | MWt | Construction start | Grid connection | Closure | Licence until | Load factor |
|---|---|---|---|---|---|---|---|---|---|---|
| Hanbit 1 | Pressurized water (PWR) | WH F | Offline by regulatory decision | 965 | 2,787 | Jun 4, 1981 | Mar 5, 1986 | — | Dec 22, 2025 | 51.1 % (2024) |
| Hanbit 2 | Pressurized water (PWR) | WH F | Operating | 952 | 2,787 | Dec 1, 1981 | Nov 11, 1986 | — | Sep 11, 2026 · in force, renewal pending | 97.1 % (2024) |
| Hanbit 3 | Pressurized water (PWR) | OPR-1000 | Operating | 983 | 2,825 | Dec 23, 1989 | Oct 30, 1994 | — | — | 88.2 % (2024) |
| Hanbit 4 | Pressurized water (PWR) | OPR-1000 | Operating | 961 | 2,825 | May 26, 1990 | Jul 18, 1995 | — | — | 88.0 % (2024) |
| Hanbit 5 | Pressurized water (PWR) | OPR-1000 | Operating | 974 | 2,825 | Jun 29, 1997 | Dec 19, 2001 | — | — | 101.4 % (2024) |
| Hanbit 6 | Pressurized water (PWR) | OPR-1000 | Operating | 978 | 2,825 | Nov 20, 1997 | Sep 16, 2002 | — | — | 78.8 % (2024) |
Data: IAEA PRIS · Wikipedia · editorial review · updated on Sep 21, 2026
Hanbit 1, a 965 MWe PWR (WH F), started construction in 1981, was connected to the grid in 1986 and is currently suspended.
Hanbit 2, a 952 MWe PWR (WH F), started construction in 1981, was connected to the grid in 1986 and is still operating, with a 97.1% load factor in 2024.
Hanbit 3, a 983 MWe PWR (OPR-1000), started construction in 1989, was connected to the grid in 1994 and is still operating, with a 88.2% load factor in 2024.
Hanbit 4, a 961 MWe PWR (OPR-1000), started construction in 1990, was connected to the grid in 1995 and is still operating, with a 88% load factor in 2024.
Hanbit 5, a 974 MWe PWR (OPR-1000), started construction in 1997, was connected to the grid in 2001 and is still operating, with a 101.4% load factor in 2024.
Hanbit 6, a 978 MWe PWR (OPR-1000), started construction in 1997, was connected to the grid in 2002 and is still operating, with a 78.8% load factor in 2024.
Operator: Korea Hydro & Nuclear Power.
Owner: Korea Hydro & Nuclear Power Co (Hanbit 1, Hanbit 2, Hanbit 3, Hanbit 4, Hanbit 5, Hanbit 6).