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Onagawa-1, Japan

Overview

CURRENT STATUS

Operable

DETAILS
Reactor Type	Commercial Reactor
Process	BWR
Vendor	Toshiba
Owner	Tohoku Electric Power Co.,Inc
Model	BWR-4
Operator	Tohoku Electric Power Co.,Inc
Capacity Net	498 MWe
Capacity Gross	524 MWe
Capacity Thermal	1593 MWt

CONSTRUCTION AND OPERATION
Start Construction	8 July 1980
Criticality	18 October 1983
Grid Connection	18 November 1983
Commercial Operation	1 June 1984

OPERATING PERFORMANCE
Output Life	81.76 TWh
Capacity Factor Life	63.1 %
WNN Link	Contamination checks on evacuated residents

The Onagawa nuclear power plant owned by Tohoku Electric Power Co in Japan. [Image: Tohoku]

Reactor Operational Details

Year	Reference Unit Power MW	Annual Output GWh	Annual Time On Line Hours	Capacity Factor %	Operational Factor %
1980	0	0	0	0	0
1981	0	0	0	0	0
1982	0	0	0	0	0
1983	498	100.6	766	0	0
1984	496	3558.21	7683	98.9	100
1985	496	3259.15	6681	75	76.3
1986	496	3366.58	6871	77.5	78.4
1987	497	3161.72	6500	72.6	74.2
1988	496	3410.62	6949	78.3	79.1
1989	497	3013.73	6177	69.2	70.5
1990	497	2850.66	5908	65.5	67.4
1991	497	3345.91	6954	76.8	79.4
1992	497	4120.53	8342	94.4	95
1993	497	2300.08	4666	52.8	53.3
1994	497	3428.82	6961	78.8	79.5
1995	497	2936.39	6000	67.4	68.5
1996	498	3727.17	7523	85.2	85.6
1997	498	3304.64	6708	75.8	76.6
1998	498	3359.53	6841	77	78.1
1999	498	4240.19	8517	97.2	97.2
2000	498	3689.11	7436	84.3	84.6
2001	498	3425.11	6873	78.5	78.5
2002	498	3143.17	6001	72	68.5
2003	498	1856.08	3725	42.6	42.5
2004	498	2998.9	6020	68.6	68.5
2005	498	1898.59	3799	43.5	43.4
2006	498	0	0	0	0
2007	498	2162.18	4351	49.6	49.7
2008	498	530.82	1057	12.1	12
2009	498	3117.35	6531	71.5	74.6
2010	498	2661.13	5338	61	60.9
2011	498	851.44	1671	19.5	19.1
2012	498	0	0	0	0
Total:		79818.41

Source: Operating details - IAEA PRIS
Note: "0" signifies a zero value, or no data available

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