Details
| Reactor Type | Gas-Cooled Reactor (or GCR) |
|---|---|
| Model | MAGNOX |
| Owner | Nuclear Decommissioning Authority |
| Operator | Magnox, Ltd |
Timeline
| Construction Start | Saturday, 1 October 1955 |
|---|---|
| First Criticality | Saturday, 30 May 1959 |
| First Grid Connection | Wednesday, 1 July 1959 |
| Commercial Operation | Saturday, 1 August 1959 |
| Permanent Shutdown | Tuesday, 29 June 2004 |
Specifications
| Capacity Net | 48 MWe |
|---|---|
| Capacity Gross | 60 MWe |
| Thermal Capacity | 260 MWt |
| Design Net Capacity | 35 MWe |
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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 (%) |
|---|---|---|---|---|---|---|---|---|
| 1959 | - | - | - | - | - | - | - | - |
| 1960 | - | - | - | - | - | - | - | - |
| 1961 | - | - | - | - | - | - | - | - |
| 1962 | - | - | - | - | - | - | - | - |
| 1963 | - | - | - | - | - | - | - | - |
| 1964 | - | - | - | - | - | - | - | - |
| 1965 | - | - | - | - | - | - | - | - |
| 1966 | - | - | - | - | - | - | - | - |
| 1967 | - | - | - | - | - | - | - | - |
| 1968 | - | - | - | - | - | - | - | - |
| 1969 | - | - | - | - | - | - | - | - |
| 1970 | - | - | - | - | - | - | - | - |
| 1971 | - | - | - | - | - | - | - | - |
| 1972 | 60 | 8784 | 482.52 | 100.00 | 91.50 | - | 91.60 | - |
| 1973 | 50 | 8760 | 391.68 | 100.00 | 92.50 | - | 89.40 | - |
| 1974 | 50 | 8760 | 389.50 | 100.00 | 93.10 | - | 88.90 | - |
| 1975 | 50 | 8757 | 374.75 | 100.00 | 91.10 | - | 85.60 | - |
| 1976 | 48 | 8072 | 380.90 | 91.90 | 90.40 | - | 90.30 | - |
| 1977 | 48 | 7408 | 344.05 | 84.60 | 81.00 | - | 81.80 | - |
| 1978 | 48 | 7616 | 356.10 | 86.90 | 84.70 | - | 84.70 | - |
| 1979 | 48 | 6959 | 329.50 | 79.70 | 78.90 | - | 78.60 | - |
| 1980 | 48 | 6790 | 324.00 | 77.30 | 76.80 | - | 76.80 | - |
| 1981 | 48 | 7091 | 328.50 | 81.00 | 78.10 | - | 78.10 | - |
| 1982 | 48 | 7475 | 344.25 | 85.30 | 81.90 | 85.90 | 81.90 | 84.90 |
| 1983 | 49 | 7727 | 358.00 | 88.20 | 85.30 | 85.90 | 83.40 | 84.80 |
| 1984 | 48 | 6991 | 330.25 | 79.60 | 78.30 | 85.30 | 78.30 | 84.30 |
| 1985 | 48 | 8365 | 356.60 | 95.50 | 88.00 | 85.50 | 84.80 | 84.40 |
| 1986 | 48 | 8760 | 362.82 | 100.00 | 88.30 | 85.70 | 86.30 | 84.50 |
| 1987 | 48 | 8760 | 367.80 | 100.00 | 89.60 | 85.90 | 87.50 | 84.60 |
| 1988 | 48 | 8784 | 359.35 | 100.00 | 88.30 | 86.00 | 85.20 | 84.70 |
| 1989 | 48 | 8760 | 342.05 | 100.00 | 85.90 | 86.00 | 81.40 | 84.50 |
| 1990 | 48 | 8760 | 356.88 | 100.00 | 89.20 | 86.20 | 84.90 | 84.50 |
| 1991 | 48 | 8760 | 339.23 | 100.00 | 85.00 | 86.10 | 80.70 | 84.30 |
| 1992 | 48 | 8784 | 360.65 | 100.00 | 87.90 | 86.20 | 85.50 | 84.40 |
| 1993 | 48 | 8760 | 380.23 | 100.00 | 92.50 | 86.50 | 90.40 | 84.60 |
| 1994 | 48 | 8760 | 387.95 | 100.00 | 93.10 | 86.70 | 92.30 | 85.00 |
| 1995 | 48 | 8760 | 385.93 | 100.00 | 93.10 | 87.00 | 91.80 | 85.20 |
| 1996 | 48 | 8784 | 389.40 | 100.00 | 93.20 | 87.20 | 92.40 | 85.50 |
| 1997 | - | - | - | - | - | - | - | - |
| 1998 | - | - | - | - | - | - | - | - |
| 1999 | - | - | - | - | - | - | - | - |
| 2000 | - | - | - | - | - | - | - | - |
| 2001 | - | - | - | - | - | - | - | - |
| 2002 | - | - | - | - | - | - | - | - |
| 2003 | - | - | - | - | - | - | - | - |
| 2004 | - | - | - | - | - | - | - | - |