Details

Reactor Type Gas-Cooled Reactor (or GCR)
Model MAGNOX
Owner Nuclear Decommissioning Authority
Operator Magnox, Ltd

Timeline

Construction Start Saturday, 1 April 1961
First Criticality Wednesday, 1 December 1965
First Grid Connection Saturday, 9 April 1966
Commercial Operation Thursday, 15 September 1966
Permanent Shutdown Sunday, 31 December 2006

Specifications

Capacity Net 210 MWe
Capacity Gross 245 MWe
Thermal Capacity 1010 MWt
Design Net Capacity 290 MWe

Operational History

Electricity Supplied (GWh)

Energy Availability Factor (%)

Total Electricity Supplied (GWh)

Reactor History

Year Reference Unit Power (MWe) Annual Time Online (Hours) Electricity Supplied (GWh) Operation Factor (%) Energy Availability Annual (%) Energy Availability Cumulative (%) Load Factor Annual (%) Load Factor Cumulative (%)
1966 - - - - - - - -
1967 - - - - - - - -
1968 - - - - - - - -
1969 - - - - - - - -
1970 326 0 1815.00 0.00 63.60 - 63.60 -
1971 245 8690 1934.30 99.20 95.70 - 90.10 -
1972 245 0 1632.70 0.00 74.50 - 75.90 -
1973 210 7975 1455.15 91.30 80.70 77.30 79.30 76.10
1974 210 8719 1558.00 99.80 84.10 78.50 84.90 77.60
1975 210 8675 1712.00 99.30 91.90 80.40 93.30 79.80
1976 210 8904 1701.50 100.00 89.90 81.60 91.00 81.30
1977 210 8736 1662.00 100.00 90.10 82.60 90.60 82.30
1978 210 8736 1686.00 100.00 90.90 83.40 91.90 83.30
1979 210 8736 1655.00 100.00 91.00 84.10 90.20 83.90
1980 210 8694 1396.00 99.50 77.50 83.60 76.10 83.30
1981 210 8735 1065.50 98.10 55.30 81.30 57.00 81.20
1982 210 8659 944.50 99.10 56.10 79.50 51.50 79.10
1983 210 8736 1575.50 100.00 92.40 80.40 85.90 79.50
1984 210 7256 922.50 83.10 49.20 78.40 50.30 77.70
1985 210 8691 1344.41 99.50 71.10 78.00 73.30 77.40
1986 210 8660 995.27 99.10 53.20 76.60 54.20 76.10
1987 210 8904 1379.98 100.00 73.20 76.40 73.80 76.00
1988 210 8530 1336.28 97.60 72.00 76.20 72.80 75.80
1989 210 8433 1297.52 96.50 70.00 75.90 70.70 75.60
1990 210 8016 1345.86 91.80 72.90 75.80 73.40 75.50
1991 210 8655 1373.18 99.10 78.70 75.90 74.80 75.50
1992 210 8077 1133.39 90.70 66.90 75.50 60.60 74.80
1993 210 8730 1511.71 99.90 82.00 75.80 82.40 75.20
1994 210 8125 1687.87 93.00 91.60 76.40 92.00 75.80
1995 210 6191 1260.33 70.70 68.50 76.10 68.50 75.50
1996 210 0 0.00 0.00 0.00 73.40 0.00 72.80
1997 210 0 0.00 0.00 0.00 70.80 0.00 70.30
1998 210 0 0.00 0.00 0.00 68.40 0.00 67.90
1999 210 6163 1238.02 70.40 67.20 68.40 67.30 67.90
2000 210 8688 1809.11 98.90 96.90 69.30 98.10 68.90
2001 210 5820 1243.53 66.40 65.70 69.20 67.60 68.80
2002 210 8069 1669.42 92.10 89.40 69.80 90.80 69.50
2003 210 6943 1419.54 79.30 76.70 70.00 77.20 69.70
2004 210 8608 1710.64 98.00 92.70 70.60 92.70 70.30
2005 210 7462 1521.22 85.20 82.70 71.00 82.70 70.70
2006 210 8393 1720.37 95.80 93.20 71.50 93.50 71.30

Source: Operating details - IAEA PRIS


See Also

Nuclear Power in United Kingdom

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