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🇫🇷 Flamanville

Name: Flamanville
Address: France

Nuclear power plant · France

Operational

Capacity≈4,290 MW

Units3

First Online1986

Construction Start1979

Output (ENTSO-E)4,115 MW · 2026-09-03

Reactor TypePWR

Coordinates49.537, -1.881

Flamanville is a nuclear power station in France. Of its 3 recorded unit(s), 3 reactors are operational. Combined net capacity of the operating units is about 4,290 MW. On 2026-09-03, 3 of 3 units at this site were generating, with a combined daily mean of 4,115 MW recorded in ENTSO-E grid data. The first unit reached commercial operation in 1986. Reactor technology on site: PWR.

Reactor units at Flamanville

Unit	Status	Reactor type	Net capacity	Key dates
Flamanville-1	Operational	PWR P4 REP 1300	1,330 MW	Construction 1979 · Grid 1986
Flamanville-2	Operational	PWR P4 REP 1300	1,330 MW	Construction 1980 · Grid 1987
Flamanville-3	Operational	PWR EPR	1,630 MW	Construction 2007

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Contains information from GeoNuclearData, made available under the ODbL. Sources & methodology. Data compiled from open datasets (GeoNuclearData and operator reports); figures are approximate — verify official status with IAEA PRIS. See the France nuclear overview or browse all nuclear sites.