Shin-Wolsong nuclear power plant 1
Gross capacity
1,048MW
Shin-Wolsong nuclear power plant 1 is a pressurised water reactor unit at Shin-Wolsong nuclear power plant in South Korea rated at 1,048 MW gross. It is operating. Commercial operation began 31 Jul 2012.
Specification
| Reactor type | Pressurised water reactor (PWR) |
|---|---|
| Model | OPR-1000 |
| Size class | Large |
| Coolant | Light water |
| Moderator | Light water |
| Gross capacity | 1,048MW |
| Net capacity (reference) | 997MW |
| Net capacity (design) | 950MW |
| Thermal output | 2,825MWt |
| Typical enrichment | 3–5% U-235 |
Ownership & location
| Site | Shin-Wolsong nuclear power plant |
|---|---|
| Unit | 1 |
| Country | South Korea |
| Owner | Korea Hydro & Nuclear Power Co100% |
| Operator | Korea Hydro & Nuclear Power |
| Coordinates | 35.7221, 129.4786 |
Fuel chain for this unit
Fuel form
Uranium dioxide pellets in zirconium-alloy cladding
Enrichment
3–5% U-235
Who makes this assembly
- China National Nuclear Corporation PWR fuel assemblies
- ENUSA Industrias Avanzadas PWR and BWR fuel assemblies
- Framatome PWR fuel assemblies
- KEPCO Nuclear Fuel PWR fuel assemblies
- Mitsubishi Heavy Industries PWR fuel assemblies
- Westinghouse Electric Company PWR fuel assemblies
Upstream
Enriched fuel means this unit sits downstream of five conversion plants and four enrichment operators holding 88% of world capacity between the top three.
Fabricator capability is recorded against reactor type and model line, not against named units —
utilities do not publish fuel contracts. See the fuel chain.
Timeline
- 20 Nov 2007Construction start
- 6 Jan 2012First criticality
- 27 Jan 2012Grid connection
- 31 Jul 2012Commercial operation
Other units at Shin-Wolsong nuclear power plant
| Unit | Status | Gross MW |
|---|---|---|
| Shin-Wolsong nuclear power plant 2 | 1,048 | |
| Shin-Wolsong nuclear power plant 3 | Cancelled | 1,350 |
| Shin-Wolsong nuclear power plant 4 | Cancelled | 1,350 |
Other OPR-1000 units
12 units worldwide share this model designation.
| Unit | Country | Status | Gross MW |
|---|---|---|---|
| Hanbit nuclear power plant 3 | South Korea | 1,041 | |
| Hanbit nuclear power plant 4 | South Korea | 1,041 | |
| Hanbit nuclear power plant 5 | South Korea | 1,051 | |
| Hanbit nuclear power plant 6 | South Korea | 1,053 | |
| Hanul nuclear power plant 3 | South Korea | 1,051 | |
| Hanul nuclear power plant 4 | South Korea | 1,052 | |
| Hanul nuclear power plant 5 | South Korea | 1,049 | |
| Hanul nuclear power plant 6 | South Korea | 1,049 | |
| Shin-Kori nuclear power plant 1 | South Korea | 1,048 | |
| Shin-Kori nuclear power plant 2 | South Korea | 1,047 | |
| Shin-Wolsong nuclear power plant 2 | South Korea | 1,048 |
Sources
- Global Nuclear Power Tracker, Global Energy Monitor, August 2026 release — CC BY 4.0 · retrieved 2026-09-06 · this unit last researched by GEM on 2024-05-13
- GEM.wiki entry (further reading) — CC BY-SA 4.0 — linked, not quoted