Koeberg nuclear power plant 1
Gross capacity
970MW
Koeberg nuclear power plant 1 is a pressurised water reactor unit at Koeberg nuclear power plant in South Africa rated at 970 MW gross. It is operating. Commercial operation began 21 Jul 1984.
Specification
| Reactor type | Pressurised water reactor (PWR) |
|---|---|
| Model | CP1 |
| Size class | Large |
| Coolant | Light water |
| Moderator | Light water |
| Gross capacity | 970MW |
| Net capacity (reference) | 924MW |
| Net capacity (design) | 921MW |
| Thermal output | 2,775MWt |
| Typical enrichment | 3–5% U-235 |
Ownership & location
| Site | Koeberg nuclear power plant |
|---|---|
| Unit | 1 |
| Country | South Africa |
| Owner | Eskom100% |
| Operator | Eskom |
| Coordinates | -33.6746, 18.4321 |
| Planned retirement | 2044planned, 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utilities do not publish fuel contracts.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
- 1 Jul 1976Construction start
- 14 Mar 1984First criticality
- 4 Apr 1984Grid connection
- 21 Jul 1984Commercial operation
Other units at Koeberg nuclear power plant
| Unit | Status | Gross MW |
|---|---|---|
| Koeberg nuclear power plant 2 | 970 |
Other CP1 units
20 units worldwide share this model designation.
| Unit | Country | Status | Gross MW |
|---|---|---|---|
| Blayais nuclear power plant 1 | France | 951 | |
| Blayais nuclear power plant 2 | France | 951 | |
| Blayais nuclear power plant 3 | France | 951 | |
| Blayais nuclear power plant 4 | France | 951 | |
| Dampierre nuclear power plant 1 | France | 937 | |
| Dampierre nuclear power plant 2 | France | 937 | |
| Dampierre nuclear power plant 3 | France | 937 | |
| Dampierre nuclear power plant 4 | France | 937 | |
| Gravelines nuclear power plant 1 | France | 951 | |
| Gravelines nuclear power plant 2 | France | 951 | |
| Gravelines nuclear power plant 3 | France | 951 | |
| Gravelines nuclear power plant 4 | France | 951 |
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 2025-02-24
- GEM.wiki entry (further reading) — CC BY-SA 4.0 — linked, not quoted