🇬🇧

UK

Nuclear reactor fleet

Total reactors

Operating

Operating capacity

5,883 MWe

Pipeline

11,964 MWe

Operating (9)

Reactor	Type	MWe	Operator	Status
HARTLEPOOL A-1 · 1983	GCR	590	—	Operating
HARTLEPOOL A-2 · 1984	GCR	595	—	Operating
HEYSHAM A-1 · 1983	GCR	485	—	Operating
HEYSHAM A-2 · 1984	GCR	575	—	Operating
HEYSHAM B-1 · 1988	GCR	620	—	Operating
HEYSHAM B-2 · 1988	GCR	620	—	Operating
SIZEWELL B · 1995	PWR	1,198	—	Operating
TORNESS-1 · 1988	GCR	595	—	Operating
TORNESS-2 · 1989	GCR	605	—	Operating

Reactor	Type	MWe	Operator	Status
Hinkley Point C Unit 1	EPR	1,630	—	Construction
Hinkley Point C Unit 2	EPR	1,630	—	Construction
HINKLEY POINT C-1	PWR	1,630	—	Construction
HINKLEY POINT C-2	PWR	1,630	—	Construction

Reactor	Type	MWe	Operator	Status
U-Battery	TRISO gas-cooled microreactor	4	—	Conceptual
Rolls-Royce SMR	Pressurized water reactor	470	—	Planned
Rolls-Royce SMR (Unit 1)	PWR-SMR	470	—	Planned
Rolls-Royce SMR (Unit 2)	PWR-SMR	470	—	Planned
Rolls-Royce SMR (Unit 3)	PWR-SMR	470	—	Planned
Sizewell C Unit 1	EPR	1,630	—	Planned
Sizewell C Unit 2	EPR	1,630	—	Planned
Wylfa Newydd Unit 1	BWRX-300	300	—	Planned

Reactor	Type	MWe	Operator	Status
VOYGR UK	Integral PWR	77	—	Cancelled
BERKELEY-1 · 1962	GCR	138	—	Shutdown
BERKELEY-2 · 1962	GCR	138	—	Shutdown
BRADWELL-1 · 1962	GCR	123	—	Shutdown
BRADWELL-2 · 1962	GCR	123	—	Shutdown
CALDER HALL-1 · 1956	GCR	49	—	Shutdown
CALDER HALL-2 · 1957	GCR	49	—	Shutdown
CALDER HALL-3 · 1958	GCR	49	—	Shutdown
CALDER HALL-4 · 1959	GCR	49	—	Shutdown
CHAPELCROSS-1 · 1959	GCR	48	—	Shutdown
CHAPELCROSS-2 · 1959	GCR	48	—	Shutdown
CHAPELCROSS-3 · 1959	GCR	48	—	Shutdown
CHAPELCROSS-4 · 1960	GCR	48	—	Shutdown
DOUNREAY DFR · 1962	FBR	11	—	Shutdown
DOUNREAY PFR · 1975	FBR	234	—	Shutdown
DUNGENESS A-1 · 1965	GCR	225	—	Shutdown
DUNGENESS A-2 · 1965	GCR	225	—	Shutdown
DUNGENESS B-1 · 1983	GCR	545	—	Shutdown
DUNGENESS B-2 · 1985	GCR	545	—	Shutdown
HINKLEY POINT A-1 · 1965	GCR	235	—	Shutdown
HINKLEY POINT A-2 · 1965	GCR	235	—	Shutdown
HINKLEY POINT B-1 · 1976	GCR	485	—	Shutdown
HINKLEY POINT B-2 · 1976	GCR	480	—	Shutdown
HUNTERSTON A-1 · 1964	GCR	150	—	Shutdown
HUNTERSTON A-2 · 1964	GCR	150	—	Shutdown
HUNTERSTON B-1 · 1976	GCR	490	—	Shutdown
HUNTERSTON B-2 · 1977	GCR	495	—	Shutdown
OLDBURY A-1 · 1967	GCR	217	—	Shutdown
OLDBURY A-2 · 1968	GCR	217	—	Shutdown
SIZEWELL A-1 · 1966	GCR	210	—	Shutdown
SIZEWELL A-2 · 1966	GCR	210	—	Shutdown
TRAWSFYNYDD-1 · 1965	GCR	195	—	Shutdown
TRAWSFYNYDD-2 · 1965	GCR	195	—	Shutdown
WINDSCALE AGR · 1963	GCR	24	—	Shutdown
WINFRITH SGHWR · 1967	SGHWR	92	—	Shutdown
WYLFA-1 · 1971	GCR	490	—	Shutdown
WYLFA-2 · 1971	GCR	490	—	Shutdown