Nuclear reactors supplied by The Nuclear Power Group

The Nuclear Power Group is recorded as the nuclear steam supply system (NSSS) supplier of 14 units in 2 countries, per the IAEA PRIS register: none operating and 14 shut down.

British consortium behind first-generation Magnox and AGR reactors. By country: United Kingdom (13) and Italy (1). By technology: 13 GCR and 1 FBR. The first unit was connected in 1962 and the most recent in 1977. 14 units have been permanently shut down.

PRIS supplier codes: TNPG · Reference · Names per IAEA, Nuclear Power Reactors in the World 2025, table 25

Units with a The Nuclear Power Group nuclear steam supply system

Unit	Country	Type	Model	MWe	Grid connection	Status
Berkeley 1	United Kingdom	GCR	Magnox	138	1962	Shut down
Berkeley 2	United Kingdom	GCR	Magnox	138	1962	Shut down
Bradwell 1	United Kingdom	GCR	Magnox	123	1962	Shut down
Bradwell 2	United Kingdom	GCR	Magnox	123	1962	Shut down
Latina	Italy	GCR	Magnox	153	1963	Shut down
Dungeness A1	United Kingdom	GCR	Magnox	225	1965	Shut down
Dungeness A2	United Kingdom	GCR	Magnox	225	1965	Shut down
Oldbury A1	United Kingdom	GCR	MAGNOX	217	1967	Shut down
Oldbury A2	United Kingdom	GCR	MAGNOX	217	1968	Shut down
Dounreay PFR	United Kingdom	FBR	unknown	234	1975	Shut down
Hinkley Point B1	United Kingdom	GCR	AGR	485	1976	Shut down
Hinkley Point B2	United Kingdom	GCR	AGR	480	1976	Shut down
Hunterston B1	United Kingdom	GCR	AGR	490	1976	Shut down
Hunterston B2	United Kingdom	GCR	AGR	495	1977	Shut down

Data: Global Energy Monitor (CC BY 4.0), IAEA PRIS 2025, Wikipedia (CC BY-SA), Wikidata and Wikimedia Commons. Capacities in net MWe unless stated.

Other vendors

Westinghouse · Framatome · General Electric · Rosatom (Atomenergomash, Atomstroyexport) · Atomenergoexport (USSR) · China First Heavy Industries · Siemens / Kraftwerk Union · Nuclear Power Corporation of India · Vendors