Krško nuclear power plant 1
Gross capacity
727MW
Krško nuclear power plant 1 is a pressurised water reactor unit at Krško nuclear power plant in Slovenia rated at 727 MW gross. It is operating. Commercial operation began 1 Jan 1983.
Specification
| Reactor type | Pressurised water reactor (PWR) |
|---|---|
| Model | Westinghouse 2-loopWH 2LP in the source |
| Size | Largeabove 300 MWe |
| Coolant | Light water |
| Moderator | Light water |
| Gross capacity | 727MW |
| Net capacity (reference) | 688MW |
| Net capacity (design) | 632MW |
| Thermal output | 1,994MWt |
| NSSS vendor | Westinghouse Electric Companyall vendors |
| Typical enrichment | 3–5% U-235 |
Ownership & location
| Site | Krško nuclear power plant |
|---|---|
| Unit | 1 |
| Country | Slovenia |
| Owner | GEN energija doo50% Hrvatska elektroprivreda dd50% |
| Operator | Nuklearna Elektrarna Krško |
| Coordinates | 45.9389, 15.5160 |
| Planned retirement | 2043planned, not actual |
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utilities do not publish fuel contracts.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
- 30 Mar 1975Construction start
- 11 Sep 1981First criticality
- 2 Oct 1981Grid connection
- 1 Jan 1983Commercial operation
Other units at Krško nuclear power plant
| Unit | Status | Gross MW |
|---|---|---|
| Krško nuclear power plant 2 | Announced | 1,100 |
Other WH 2LP units
7 units worldwide share this model designation.
| Unit | Country | Status | Gross MW |
|---|---|---|---|
| Angra nuclear power plant 1 | Brazil | 640 | |
| Beznau nuclear power plant 1 | Switzerland | 380 | |
| Beznau nuclear power plant 2 | Switzerland | 380 | |
| Doel nuclear power plant 1 | Belgium | Retired | 454 |
| Doel nuclear power plant 2 | Belgium | Retired | 454 |
| Mihama nuclear power plant 1 | Japan | Retired | 340 |
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 2024-05-20
- GEM.wiki entry (further reading) , CC BY-SA 4.0, linked, not quoted
How these sources are used, including the corrections applied on top of them and what is deliberately left blank · download the underlying data