Wylfa Rolls Royce SMR nuclear power plant
Wylfa Rolls Royce SMR nuclear power plant is a nuclear site in United Kingdom with 8 units on record. None is currently operating.
Units on record
8
Operating
0
Operating capacity
not disclosed
Country
Units
| Unit | Status | Type | Model | Gross MW | Online |
|---|---|---|---|---|---|
| Unit 1 | Pre-construction | - | SMR | 470 | 2035 |
| Unit 2 | Pre-construction | - | SMR | 470 | - |
| Unit 3 | Pre-construction | - | SMR | 470 | - |
| Unit 4 | Announced | - | SMR | 470 | - |
| Unit 5 | Announced | - | SMR | 470 | - |
| Unit 6 | Announced | - | SMR | 470 | - |
| Unit 7 | Announced | - | SMR | 470 | - |
| Unit 8 | Announced | - | SMR | 470 | - |
Unit by unit
Each unit's rating, type and milestone dates as recorded by the Global Nuclear Power Tracker, with any correction we made to it. A dash or "not disclosed" means the source does not give the value.
Wylfa Rolls Royce SMR nuclear power plant 1 Pre-construction
| Reactor type | small modular reactor |
|---|---|
| Model | SMR |
| Size class | Large |
| Gross capacity | 470MW |
| Net capacity | not disclosed |
| Thermal output | not disclosed |
| Enrichment | not established |
| NSSS vendor | not on record |
| Owner | Great British Energy – Nuclear100% |
| Commercial operation | 1 Jan 2035 |
|---|
Wylfa Rolls Royce SMR nuclear power plant 2 Pre-construction
| Reactor type | small modular reactor |
|---|---|
| Model | SMR |
| Size class | Large |
| Gross capacity | 470MW |
| Net capacity | not disclosed |
| Thermal output | not disclosed |
| Enrichment | not established |
| NSSS vendor | not on record |
| Owner | Great British Energy – Nuclear100% |
| Milestones | no dates on record |
|---|
Wylfa Rolls Royce SMR nuclear power plant 3 Pre-construction
| Reactor type | small modular reactor |
|---|---|
| Model | SMR |
| Size class | Large |
| Gross capacity | 470MW |
| Net capacity | not disclosed |
| Thermal output | not disclosed |
| Enrichment | not established |
| NSSS vendor | not on record |
| Owner | Great British Energy – Nuclear100% |
| Milestones | no dates on record |
|---|
Wylfa Rolls Royce SMR nuclear power plant 4 Announced
| Reactor type | small modular reactor |
|---|---|
| Model | SMR |
| Size class | Large |
| Gross capacity | 470MW |
| Net capacity | not disclosed |
| Thermal output | not disclosed |
| Enrichment | not established |
| NSSS vendor | not on record |
| Owner | Great British Energy – Nuclear100% |
| Milestones | no dates on record |
|---|
Wylfa Rolls Royce SMR nuclear power plant 5 Announced
| Reactor type | small modular reactor |
|---|---|
| Model | SMR |
| Size class | Large |
| Gross capacity | 470MW |
| Net capacity | not disclosed |
| Thermal output | not disclosed |
| Enrichment | not established |
| NSSS vendor | not on record |
| Owner | Great British Energy – Nuclear100% |
| Milestones | no dates on record |
|---|
Wylfa Rolls Royce SMR nuclear power plant 6 Announced
| Reactor type | small modular reactor |
|---|---|
| Model | SMR |
| Size class | Large |
| Gross capacity | 470MW |
| Net capacity | not disclosed |
| Thermal output | not disclosed |
| Enrichment | not established |
| NSSS vendor | not on record |
| Owner | Great British Energy – Nuclear100% |
| Milestones | no dates on record |
|---|
Wylfa Rolls Royce SMR nuclear power plant 7 Announced
| Reactor type | small modular reactor |
|---|---|
| Model | SMR |
| Size class | Large |
| Gross capacity | 470MW |
| Net capacity | not disclosed |
| Thermal output | not disclosed |
| Enrichment | not established |
| NSSS vendor | not on record |
| Owner | Great British Energy – Nuclear100% |
| Milestones | no dates on record |
|---|
Wylfa Rolls Royce SMR nuclear power plant 8 Announced
| Reactor type | small modular reactor |
|---|---|
| Model | SMR |
| Size class | Large |
| Gross capacity | 470MW |
| Net capacity | not disclosed |
| Thermal output | not disclosed |
| Enrichment | not established |
| NSSS vendor | not on record |
| Owner | Great British Energy – Nuclear100% |
| Milestones | no dates on record |
|---|
Site detail
| Location | Wylfa, Wales, United Kingdom |
|---|---|
| Coordinates | 53.4168, -4.4837approximate |
| Elevation | not given: the position is only approximate |
| Setting | not given: the position is only approximate |
| Region | Northern Europe |
| Units by status | Pre-construction: 3 Announced: 5 |
Owners & operators
| Owners | Great British Energy – Nuclear |
|---|---|
| Operators | not disclosed |
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Sources
- Global Nuclear Power Tracker, Global Energy Monitor, August 2026 release , CC BY 4.0 · retrieved 2026-09-06
- 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