ONAGAWA-3

Suspended Operation


Reactor Details

Reactor Type Model Owner Operator
BWR
BWR-5
Tohoku Electric Power Co., Inc
Tohoku Electric Power Co., Inc
Reference Unit Power (Net Capacity) Design Net Capacity Gross Capacity Thermal Capacity
796 MWe
796 MWe
825 MWe
2436 MWt
Construction Start Date First Criticality Date
23 Jan, 1998
26 Apr, 2001
First Grid Connection Commercial Operation Date Suspended Operation Date
30 May, 2001
30 Jan, 2002
11 Mar, 2011

LifeTime Performance

Electricity Supplied Energy Availability Factor Operation Factor Energy Unavailability Factor Load Factor
43.74 TW.h
30.7 %
31.0 %
69.3 %
31.6 %
Lifetime performance calculated up to year 2021

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
2001 1567.820 796 2973
2002 6652.520 796 8064 100.0 100.0 100.0 103.6 103.6
2003 5978.240 796 7332 83.7 83.7 91.5 85.7 94.3
2004 5348.700 796 6548 74.5 74.4 85.6 76.5 88.2
2005 4381.830 796 5460 62.3 61.2 79.4 62.8 81.7
2006 2798.130 796 3476 39.7 39.0 71.2 40.1 73.2
2007 2261.420 796 2887 33.0 31.7 64.5 32.4 66.4
2008 6502.190 796 7921 90.2 90.1 68.2 93.0 70.2
2009 3405.820 796 4202 48.0 47.5 65.6 48.8 67.5
2010 5342.770 796 6540 74.7 74.2 66.6 76.6 68.5
2011 1315.850 796 1671 19.1 18.4 61.7 18.9 63.5
2012 0.000 796 0 0.0 0.0 56.0 0.0 57.7
2013 0.000 796 0 0.0 0.0 51.3 0.0 52.9
2014 0.000 796 0 0.0 0.0 47.4 0.0 48.8
2015 0.000 796 0 0.0 0.0 44.0 0.0 45.3
2016 0.000 796 0 0.0 0.0 41.0 0.0 42.2
2017 0.000 796 0 0.0 0.0 38.4 0.0 39.6
2018 0.000 796 0 0.0 0.0 36.2 0.0 37.2
2019 0.000 796 0 0.0 0.0 34.2 0.0 35.2
2020 0.000 796 0 0.0 0.0 32.3 0.0 33.3
2021 0.000 796 0 0.0 0.0 30.7 0.0 31.6
Performance indicators are calculated from the Commercial Operation Date.


Above data generated by the PRIS database. Last update on 2025-04-21


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