Details
| Reactor Type | Gas-Cooled Reactor (or GCR) |
|---|---|
| Model | MAGNOX |
| Owner | Nuclear Decommissioning Authority |
| Operator | Magnox, Ltd |
Timeline
| Construction Start | Friday, 1 November 1957 |
|---|---|
| First Criticality | Thursday, 1 October 1964 |
| First Grid Connection | Friday, 19 March 1965 |
| Commercial Operation | Wednesday, 5 May 1965 |
| Permanent Shutdown | Tuesday, 23 May 2000 |
Specifications
| Capacity Net | 235 MWe |
|---|---|
| Capacity Gross | 267 MWe |
| Thermal Capacity | 900 MWt |
| Design Net Capacity | 250 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 (%) |
|---|---|---|---|---|---|---|---|---|
| 1965 | - | - | - | - | - | - | - | - |
| 1966 | - | - | - | - | - | - | - | - |
| 1967 | - | - | - | - | - | - | - | - |
| 1968 | - | - | - | - | - | - | - | - |
| 1969 | - | - | - | - | - | - | - | - |
| 1970 | 332 | 0 | 1041.00 | 0.00 | 35.80 | - | 35.80 | - |
| 1971 | 271 | 6087 | 343.30 | 69.50 | 43.20 | - | 14.50 | - |
| 1972 | 271 | 0 | 1434.15 | 0.00 | 60.60 | - | 60.60 | - |
| 1973 | 230 | 8211 | 1157.35 | 94.00 | 57.90 | - | 57.60 | - |
| 1974 | 230 | 8736 | 1522.00 | 100.00 | 75.70 | 53.00 | 75.80 | 47.10 |
| 1975 | 230 | 8604 | 1495.50 | 98.50 | 74.40 | 56.20 | 74.40 | 51.10 |
| 1976 | 230 | 8736 | 1599.50 | 100.00 | 84.80 | 59.80 | 79.60 | 54.80 |
| 1977 | 230 | 8697 | 1623.50 | 99.60 | 81.20 | 62.30 | 80.80 | 57.70 |
| 1978 | 215 | 8736 | 1591.50 | 100.00 | 87.90 | 64.70 | 84.70 | 60.30 |
| 1979 | 215 | 8698 | 1394.50 | 99.60 | 76.40 | 65.70 | 74.20 | 61.50 |
| 1980 | 215 | 8707 | 1541.50 | 99.70 | 83.30 | 67.20 | 82.10 | 63.20 |
| 1981 | 215 | 8601 | 1542.50 | 96.60 | 83.90 | 68.40 | 80.60 | 64.50 |
| 1982 | 215 | 8708 | 1606.00 | 99.70 | 87.00 | 69.70 | 85.50 | 66.00 |
| 1983 | 215 | 8736 | 1649.00 | 100.00 | 87.40 | 70.80 | 87.80 | 67.40 |
| 1984 | 215 | 8736 | 1717.00 | 100.00 | 90.70 | 72.10 | 91.40 | 68.80 |
| 1985 | 215 | 8736 | 1758.53 | 100.00 | 88.60 | 73.00 | 93.60 | 70.30 |
| 1986 | 215 | 8736 | 1778.73 | 100.00 | 90.30 | 74.00 | 94.70 | 71.60 |
| 1987 | 235 | 8904 | 1854.70 | 100.00 | 90.30 | 74.90 | 88.60 | 72.60 |
| 1988 | 235 | 8568 | 1821.69 | 98.10 | 90.40 | 75.70 | 88.70 | 73.40 |
| 1989 | 235 | 8092 | 1378.01 | 92.60 | 75.20 | 75.70 | 67.10 | 73.10 |
| 1990 | 235 | 8354 | 1324.98 | 95.60 | 63.70 | 75.10 | 64.50 | 72.70 |
| 1991 | 235 | 8650 | 1428.71 | 99.00 | 72.30 | 75.00 | 69.60 | 72.60 |
| 1992 | 235 | 8794 | 1060.14 | 98.80 | 51.50 | 73.90 | 50.70 | 71.60 |
| 1993 | 235 | 8428 | 1711.71 | 96.50 | 83.40 | 74.30 | 83.40 | 72.10 |
| 1994 | 235 | 7691 | 1630.70 | 88.00 | 78.80 | 74.50 | 79.40 | 72.40 |
| 1995 | - | - | - | - | - | - | - | - |
| 1996 | - | - | - | - | - | - | - | - |
| 1997 | - | - | - | - | - | - | - | - |
| 1998 | - | - | - | - | - | - | - | - |
| 1999 | - | - | - | - | - | - | - | - |
| 2000 | - | - | - | - | - | - | - | - |