§ Mr. David Steelasked the Secretary of State for Energy if he will list the reactors including prototypes at nuclear power stations which have already been installed or authorised, giving the type,
I MAGNOX Date Commissioned Declared Station Net Capability Site 1st Reactor 2nd Reactor (MWSO) Berkeley … … … … … 1962 1962 276 Brad well … … … … … 1962 1962 250 Dungeness A … … … … … 1965 1965 410 Hinkley Point A … … … … … 1965 1965 460 Hunterston A … … … … … 1964 1964 300 Oldbury-on-Severn … … … … … 1967 1968 416 Sizewell A … … … … … 1966 1966 420 Trawsfynydd … … … … … 1965 1965 390 Wylfa … … … … … 1971 1971 840
II AGR Date Commissioned/Estimated Commissioning Date Nominal Station Site 1st Reactor 2nd Reactor Capacity (MW) Hinkley Point B … … … … … September 1976 Mid 1977 1,320 Hunterston B … … … … … February 1976* March 1977* 1,320 Dungeness B … … … … … Late 1978 Early 1979 1,200 Hartlepool … … … … … Early 1979 Late 1979 1,320 Heysham … … … … … Mid 1979 Late 1979 1,320 * These dates refer to synchronisation with the grid, which is the statistic used by the SSEB. Comparable dates for Hinkley Point B are February 1976 and October 1976. The following reactors have been installed in stations operated by AEA and BNFL:
Type Number of Reactors Operator Site Date of Start-up Gross Capacity (MW) Magnox … … 4 BNFL CalderHall. 1956 (2 reactors) 1958–1959 (2 reactors) 240 Magnox … … 4 BNFL Chapelcross. 1958–1959 240 AGR … … 1 AEA Windscale 1962 33 SGHWR … … 1 AEA Winfrith 1967 100 PFR … … 1 AEA Dounreay 1975 250 The Government are reviewing thermal reactor choice for future orders.