Sellafield (Hitachi) nuclear power plant 1
Cancelled United Kingdom
Gross capacity
311MW
Sellafield (Hitachi) nuclear power plant 1 is a fast reactor unit at Sellafield (Hitachi) nuclear power plant in United Kingdom rated at 311 MW gross. It is cancelled.
Specification
| Reactor type | Fast reactor (FBR) |
|---|---|
| Model | PRISM |
| Size | Largeabove 300 MWe |
| Coolant | Liquid sodium or lead |
| Moderator | None |
| Gross capacity | 311MW |
| Net capacity (reference) | not disclosed |
| Net capacity (design) | not disclosed |
| Thermal output | not disclosed |
| NSSS vendor | not on record |
| Typical enrichment | 15–20% fissile, or plutonium |
Ownership & location
| Site | Sellafield (Hitachi) nuclear power plant |
|---|---|
| Unit | 1 |
| Country | United Kingdom |
| Owner | GE Hitachi Nuclear Energy100% |
| Coordinates | 54.4224, -3.4868 |
| Cancelled | 2012 |
Fuel chain for this unit
Fuel form
Mixed oxide or metallic fuel
Enrichment
15–20% fissile, or plutonium
Who makes this assembly
- TVEL Fuel Company Fast reactor fuel, including MOX
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utilities do not publish fuel contracts.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.
Other units at Sellafield (Hitachi) nuclear power plant
| Unit | Status | Gross MW |
|---|---|---|
| Sellafield (Hitachi) nuclear power plant 2 | Cancelled | 311 |
Other PRISM units
2 units worldwide share this model designation.
| Unit | Country | Status | Gross MW |
|---|---|---|---|
| Sellafield (Hitachi) nuclear power plant 2 | United Kingdom | Cancelled | 311 |
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 2024-05-17
- 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