Brennilis nuclear power plant

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Other names: EL-4 (Monts d'Arree)

Brennilis nuclear power plant is a retired nuclear power plant in Finistère, Brittany, France.

Project Details

Table 1: Unit-level project details for Brennilis nuclear power plant

Status Commissioning year Retirement year Nameplate capacity Reactor type Model Owner Operator
Retired[1] 1968[1] 1985[1] 75 MW[1] Heavy water gas-cooled reactor[1] MONTS-D'ARREE[1] Electricité De France (EDF)[1] Electricité De France (EDF)[1]

Table 2: Additional unit-level timeline details for Brennilis nuclear power plant

Construction start First criticality (more info) First grid connection Commercial operation Retirement date
July 1, 1962[1] December 23, 1966[1] July 9, 1967[1] June 1, 1968[1] July 31, 1985[1]

Table 3: Additional unit-level capacity details for Brennilis nuclear power plant

(Read more about nuclear capacity definitions.)

Reference net capacity Design net capacity Thermal capacity
70 MW[1] 70 MW[1] 250 MWt[1]


Table 4: Unit-level location details for Brennilis nuclear power plant

Location Coordinates (WGS 84)
Finistère, Brittany, France[2] 48.3551, -3.8719 (exact)[2]

The map below shows the exact location of the nuclear power plant:

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Additional data

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