Temelin nuclear power plant SMR
Gross capacity
300MW
Temelin nuclear power plant SMR is a small modular reactor unit at Temelin nuclear power plant in Czech Republic rated at 300 MW gross. It is announced. Commercial operation began 1 Jan 2035.
Specification
| Reactor type | small modular reactor |
|---|---|
| Model | SMR |
| Size class | Small modular |
| Coolant | not disclosed |
| Moderator | not disclosed |
| Gross capacity | 300MW |
| Net capacity (reference) | not disclosed |
| Net capacity (design) | not disclosed |
| Thermal output | not disclosed |
| Typical enrichment | not disclosed |
Ownership & location
| Site | Temelin nuclear power plant |
|---|---|
| Unit | SMR |
| Country | Czech Republic |
| Owner | CEZ AS100% |
| Coordinates | 49.1763, 14.3777approximate |
Fuel chain for this unit
Fuel form
not established for this unit's type
Enrichment
not established
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utilities do not publish fuel contracts.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 Jan 2035Commercial operation
Other units at Temelin nuclear power plant
| Unit | Status | Gross MW |
|---|---|---|
| Temelin nuclear power plant 1 | 1,082 | |
| Temelin nuclear power plant 2 | 1,082 | |
| Temelin nuclear power plant 3 | Announced | 1,200 |
| Temelin nuclear power plant 4 | Announced | 1,200 |
| Temelin nuclear power plant Original 3 | Cancelled | 1,000 |
| Temelin nuclear power plant Original 4 | Cancelled | 1,000 |
Other SMR units
11 units worldwide share this model designation.
| Unit | Country | Status | Gross MW |
|---|---|---|---|
| Prunéřov nuclear power plant | Czech Republic | Announced | 470 |
| Tušimice nuclear power plant | Czech Republic | Announced | 300 |
| Wylfa Rolls Royce SMR nuclear power plant 1 | United Kingdom | Pre-construction | 470 |
| Wylfa Rolls Royce SMR nuclear power plant 2 | United Kingdom | Pre-construction | 470 |
| Wylfa Rolls Royce SMR nuclear power plant 3 | United Kingdom | Pre-construction | 470 |
| Wylfa Rolls Royce SMR nuclear power plant 4 | United Kingdom | Announced | 470 |
| Wylfa Rolls Royce SMR nuclear power plant 5 | United Kingdom | Announced | 470 |
| Wylfa Rolls Royce SMR nuclear power plant 6 | United Kingdom | Announced | 470 |
| Wylfa Rolls Royce SMR nuclear power plant 7 | United Kingdom | Announced | 470 |
| Wylfa Rolls Royce SMR nuclear power plant 8 | United Kingdom | Announced | 470 |
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 2026-06-23
- GEM.wiki entry (further reading) — CC BY-SA 4.0 — linked, not quoted