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About PRIS
FUKUSHIMA-DAIICHI-2
Permanent Shutdown
Reactor Details
Reactor Type
Model
Owner
Operator
BWR
BWR-4
Tokyo Electric Power Company Holdings, Inc.
Tokyo Electric Power Company Holdings, Inc.
Reference Unit Power (Net Capacity)
Design Net Capacity
Gross Capacity
Thermal Capacity
760
MW
e
760
MW
e
784
MW
e
2381
MW
t
Construction Start Date
First Criticality Date
09 Jun, 1969
10 May, 1973
First Grid Connection
Commercial Operation Date
24 Dec, 1973
18 Jul, 1974
Permanent Shutdown Date
19 May, 2011
LifeTime Performance
Electricity Supplied
Energy Availability Factor
Operation Factor
Energy Unavailability Factor
Load Factor
148.15 TW.h
61.5 %
64.3 %
38.5 %
60.8 %
Lifetime performance calculated up to year
2011
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
1973
5.950
760
97
1974
3670.100
760
6474
86.6
79.4
79.4
79.4
79.4
1975
622.100
760
982
11.2
11.2
31.4
9.3
30.0
1976
4191.400
760
6918
78.8
62.8
44.4
62.8
43.6
1977
49.700
760
96
1.1
0.8
31.6
0.8
31.1
1978
3876.300
760
6538
74.6
58.2
37.6
58.2
37.2
1979
2976.000
760
4752
54.2
44.7
38.9
44.7
38.6
1980
2889.000
760
4619
52.6
43.3
39.6
43.3
39.3
1981
3841.800
760
5794
66.1
57.8
42.1
57.7
41.8
1982
5290.200
760
7531
86.0
79.4
46.5
79.5
46.3
1983
3422.700
760
4934
56.3
51.4
47.0
51.4
46.8
1984
3698.720
760
5069
57.7
56.0
47.9
55.4
47.6
1985
4266.280
760
5952
68.0
65.1
49.4
64.1
49.1
1986
5541.100
760
7478
85.4
84.3
52.2
83.2
51.8
1987
3851.080
760
5260
60.0
58.6
52.7
57.8
52.3
1988
4101.250
760
5724
65.2
62.3
53.4
61.4
52.9
1989
6516.390
760
8760
100.0
100.0
56.4
97.9
55.8
1990
3122.760
760
4385
50.1
47.6
55.8
46.9
55.3
1991
3853.050
760
5291
60.4
59.3
56.0
57.9
55.4
1992
4568.530
760
6261
71.3
69.8
56.8
68.4
56.1
1993
4186.700
760
5659
64.6
64.3
57.2
62.9
56.5
1994
2265.960
760
3138
35.8
34.7
56.1
34.0
55.4
1995
6396.470
760
8520
97.3
97.2
58.0
96.1
57.3
1996
5192.320
760
6948
79.1
78.8
58.9
77.8
58.2
1997
4618.870
760
6197
70.7
70.3
59.4
69.4
58.7
1998
3976.160
760
5352
61.1
60.6
59.4
59.7
58.7
1999
3158.380
760
4216
48.1
48.1
59.0
47.4
58.3
2000
5167.250
760
6904
78.6
78.6
59.8
77.4
59.0
2001
5996.520
760
8036
91.7
91.3
60.9
90.1
60.1
2002
5101.020
760
6815
77.8
77.8
61.5
76.6
60.7
2003
1601.110
760
2136
24.4
24.3
60.2
24.0
59.5
2004
3671.490
760
4949
56.3
55.7
60.1
55.0
59.3
2005
3424.940
760
4735
54.0
52.2
59.8
51.4
59.1
2006
3219.490
760
4447
50.8
49.1
59.5
48.4
58.7
2007
5879.860
760
7891
90.1
89.4
60.4
88.3
59.6
2008
5289.600
760
7101
80.8
80.5
61.0
79.2
60.2
2009
4903.290
760
6592
75.2
74.9
61.4
73.6
60.6
2010
4790.290
760
6493
74.1
72.0
61.7
72.0
60.9
2011
1259.170
760
1671
50.1
50.1
61.5
49.7
60.8
Performance indicators are calculated from the Commercial Operation Date.
Above data generated by the PRIS database. Last update on 2025-02-15
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