SIZEWELL A-1

Permanent Shutdown


Reactor Details

Reactor Type Model Owner Operator
GCR
MAGNOX
Nuclear Decommissioning Authority
Magnox Limited
Reference Unit Power (Net Capacity) Design Net Capacity Gross Capacity Thermal Capacity
210 MWe
290 MWe
245 MWe
1010 MWt
Construction Start Date First Criticality Date
01 Apr, 1961
01 Jun, 1965
First Grid Connection Commercial Operation Date
21 Jan, 1966
25 Mar, 1966
Permanent Shutdown Date
31 Dec, 2006

LifeTime Performance

Electricity Supplied Energy Availability Factor Operation Factor Energy Unavailability Factor Load Factor
56.78 TW.h
74.8 %
84.3 %
25.2 %
74.7 %
Lifetime performance calculated up to year 2006

Operating History

Year Electricity Supplied
[GW.h]
Reference Unit Power
[MW]
Annual Time On Line
[h]
Operation Factor
[%]
Energy Availability Factor
[%]
Load Factor
[%]
Annual Cumulative Annual Cumulative
1966 Data Not Provided
1967 "
1968 "
1969 "
1970 1815.000 326 0 0.0 63.6 NC 63.6 NC
1971 1934.300 245 8690 99.2 95.7 NC 90.1 NC
1972 1632.700 245 0 0.0 74.5 NC 75.9 NC
1973 1455.150 210 7975 91.3 80.7 77.3 79.3 76.1
1974 1558.000 210 8719 99.8 84.1 78.5 84.9 77.6
1975 1712.000 210 8675 99.3 91.9 80.4 93.3 79.8
1976 1701.500 210 8904 100.0 89.9 81.6 91.0 81.3
1977 1662.000 210 8736 100.0 90.1 82.6 90.6 82.3
1978 1686.000 210 8736 100.0 90.9 83.4 91.9 83.3
1979 1655.000 210 8736 100.0 91.0 84.1 90.2 83.9
1980 1396.000 210 8694 99.5 77.5 83.6 76.1 83.3
1981 1065.500 210 8735 98.1 55.3 81.3 57.0 81.2
1982 944.500 210 8659 99.1 56.1 79.5 51.5 79.1
1983 1575.500 210 8736 100.0 92.4 80.4 85.9 79.5
1984 922.500 210 7256 83.1 49.2 78.4 50.3 77.7
1985 1344.410 210 8691 99.5 71.1 78.0 73.3 77.4
1986 995.270 210 8660 99.1 53.2 76.6 54.2 76.1
1987 1379.980 210 8904 100.0 73.2 76.4 73.8 76.0
1988 1336.280 210 8530 97.6 72.0 76.2 72.8 75.8
1989 1297.520 210 8433 96.5 70.0 75.9 70.7 75.6
1990 1345.860 210 8016 91.8 72.9 75.8 73.4 75.5
1991 1373.180 210 8655 99.1 78.7 75.9 74.8 75.5
1992 1133.390 210 8077 90.7 66.9 75.5 60.6 74.8
1993 1511.710 210 8730 99.9 82.0 75.8 82.4 75.2
1994 1687.870 210 8125 93.0 91.6 76.4 92.0 75.8
1995 1555.760 210 7640 87.2 84.0 76.7 84.6 76.1
1996 415.040 210 2233 25.4 22.5 74.7 22.5 74.2
1997 1743.700 210 8350 95.3 93.8 75.4 94.8 74.9
1998 1208.390 210 5818 66.4 64.4 75.0 65.7 74.6
1999 1238.350 210 6488 74.1 67.3 74.8 67.3 74.4
2000 949.400 210 4464 50.8 50.8 74.0 51.5 73.6
2001 1783.290 210 8339 95.2 94.2 74.6 96.9 74.4
2002 1335.480 210 6239 71.2 70.3 74.5 72.6 74.3
2003 1834.660 210 8379 95.6 96.2 75.1 99.7 75.0
2004 526.520 210 2507 28.5 28.5 73.8 28.5 73.7
2005 1730.830 210 8760 100.0 94.1 74.4 94.1 74.3
2006 1645.110 210 7982 91.4 89.3 74.8 89.7 74.7
Performance indicators are calculated from the Commercial Operation Date.
NC – cumulative values not calculated when more than 50% of required data is missing in PRIS


Above data are from the PRIS database. Last update on 2014-10-24

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