Details

Reactor Type Boiling Water Reactor (or BWR)
Model BWR-4
Owner Tokyo Electric Power Company Holdings, Inc.
Operator Tokyo Electric Power Company Holdings, Inc.

Timeline

Construction Start Monday, 28 December 1970
First Criticality Friday, 6 September 1974
First Grid Connection Saturday, 26 October 1974
Commercial Operation Saturday, 27 March 1976
Permanent Shutdown Thursday, 19 May 2011

Specifications

Capacity Net 760 MWe
Capacity Gross 784 MWe
Thermal Capacity 2381 MWt
Design Net Capacity 760 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 (%)
1974 760 1140 284.70 - - - - -
1975 760 6069 2961.80 - - - - -
1976 784 7641 4807.10 93.90 80.70 80.70 77.60 77.60
1977 760 3575 2171.10 40.80 32.60 53.60 32.60 52.30
1978 760 4368 2753.70 49.90 41.40 49.20 41.40 48.40
1979 760 7190 4916.30 82.10 73.80 55.70 73.80 55.10
1980 760 6110 4287.00 69.60 64.20 57.50 64.20 57.00
1981 760 5173 3722.80 59.00 55.90 57.20 55.90 56.80
1982 760 4037 2886.80 46.10 42.80 55.10 43.40 54.80
1983 760 5643 4034.00 64.40 60.60 55.80 60.60 55.60
1984 760 6041 4497.33 68.80 67.70 57.20 67.40 56.90
1985 760 7738 5798.64 88.30 87.70 60.30 87.10 60.00
1986 760 5621 4234.20 64.20 63.50 60.60 63.60 60.30
1987 760 5086 3748.84 58.10 56.70 60.30 56.30 60.00
1988 760 6822 5122.99 77.70 77.00 61.60 76.70 61.30
1989 760 7616 5706.69 86.90 86.20 63.40 85.70 63.10
1990 760 3985 2919.55 45.50 44.30 62.10 43.80 61.80
1991 760 6003 4491.02 68.50 68.00 62.40 67.50 62.10
1992 760 8120 6098.74 92.40 92.00 64.20 91.40 63.90
1993 760 5655 4204.30 64.60 63.70 64.20 63.20 63.80
1994 760 5647 4202.30 64.50 63.60 64.20 63.10 63.80
1995 760 8036 5966.53 91.70 90.20 65.50 89.60 65.10
1996 760 6525 4909.65 74.30 73.90 65.90 73.50 65.50
1997 760 3345 2516.65 38.20 38.00 64.60 37.80 64.20
1998 760 3622 2632.68 41.40 42.20 63.60 39.50 63.20
1999 760 6792 5116.09 77.50 77.30 64.20 76.80 63.70
2000 760 7859 5932.48 89.50 89.40 65.20 88.90 64.80
2001 760 7506 5637.32 85.70 85.50 66.00 84.70 65.50
2002 760 4747 3567.31 54.20 54.00 65.50 53.60 65.10
2003 760 3290 2483.56 37.60 37.60 64.50 37.30 64.10
2004 760 5225 3969.67 59.50 59.50 64.40 59.50 63.90
2005 760 6987 5103.85 79.80 76.10 64.80 76.70 64.40
2006 760 5509 4081.93 62.90 61.80 64.70 61.30 64.20
2007 760 5840 4312.85 66.70 65.00 64.70 64.80 64.30
2008 760 8784 6668.84 100.00 100.00 65.80 99.90 65.40
2009 760 5380 4037.60 61.40 60.90 65.60 60.60 65.20
2010 760 6473 4854.03 73.90 73.20 65.80 72.90 65.40
2011 760 1671 1271.82 50.10 50.00 65.60 50.20 65.30
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