Prototype Fast Reactor Timeline

Dounreay's Prototype Fast Reactor (PFR) was the

second and last fast reactor to be built in the UK. The

success of the experimental fast reactor at Dounreay

led the British government in 1966 to order a prototype

fast reactor power plant.

Key Facts

1966 Government chooses Dounreay as site for larger PFR

1967 Construction commenced

1974 PFR achieves criticality

1985 PFR achieves full power (250 mw) for the first time

1988 Government announces phased end of fast reactor

research and development

1994 PFR shut down

NuclearDecommissioningAuthority

Dounreay

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