Darlington New nuclear power plant 4
Gross capacity
300MW
Darlington New nuclear power plant 4 is a small modular reactor unit at Darlington New nuclear power plant in Canada rated at 300 MW gross. It is announced. Commercial operation began 1 Jan 2036.
Specification
| Reactor type | small modular reactor |
|---|---|
| Model | BWRX-300 |
| Size | Small300 MWe or less
The source tracker records it as a small modular reactor.
|
| Coolant | not disclosed |
| Moderator | not disclosed |
| Gross capacity | 300MW |
| Net capacity (reference) | not disclosed |
| Net capacity (design) | not disclosed |
| Thermal output | not disclosed |
| NSSS vendor | GE Vernova Hitachi Nuclear Energyall vendors |
| Typical enrichment | not disclosed |
Ownership & location
| Site | Darlington New nuclear power plant |
|---|---|
| Unit | 4 |
| Country | Canada |
| Owner | Ontario Power Generation Inc100% |
| Operator | Ontario Power Generation |
| Coordinates | 43.8733, -78.7057 |
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utilities do not publish fuel contracts.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 2036Commercial operation
Other units at Darlington New nuclear power plant
| Unit | Status | Gross MW |
|---|---|---|
| Darlington New nuclear power plant 1 | Under construction | 300 |
| Darlington New nuclear power plant 2 | Announced | 300 |
| Darlington New nuclear power plant 3 | Announced | 300 |
Other BWRX-300 units
47 units worldwide share this model designation.
| Unit | Country | Status | Gross MW |
|---|---|---|---|
| Alberta nuclear power plant 1 | Canada | Announced | 315 |
| Alberta nuclear power plant 2 | Canada | Announced | 315 |
| Clinch River SMR nuclear power plant 1 | United States | Pre-construction | 300 |
| Clinch River SMR nuclear power plant 2 | United States | Announced | 300 |
| Clinch River SMR nuclear power plant 3 | United States | Announced | 300 |
| Clinch River SMR nuclear power plant 4 | United States | Announced | 300 |
| Darlington New nuclear power plant 1 | Canada | Under construction | 300 |
| Darlington New nuclear power plant 2 | Canada | Announced | 300 |
| Darlington New nuclear power plant 3 | Canada | Announced | 300 |
| Dąbrowa Górnicza nuclear power plant 1 | Poland | Announced | 300 |
| Dąbrowa Górnicza nuclear power plant 2 | Poland | Announced | 300 |
| Dąbrowa Górnicza nuclear power plant 3 | Poland | Announced | 300 |
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 2026-06-25
- 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