Onagawa 3 shut down on 11 March 2011 and is in the process of seeking clearance to restart, after the introduction of new regulatory requirements in 2013 by Japan's Nuclear Regulation Authority.

Details

Reactor Type Boiling Water Reactor (or BWR)
Model BWR-5
Owner Tohoku Electric Power Co., Inc
Operator Tohoku Electric Power Co., Inc

Timeline

Construction Start Friday, 23 January 1998
First Criticality Thursday, 26 April 2001
First Grid Connection Wednesday, 30 May 2001
Commercial Operation Wednesday, 30 January 2002
Long-term Shutdown Friday, 11 March 2011

Specifications

Capacity Net 796 MWe
Capacity Gross 825 MWe
Thermal Capacity 2436 MWt
Design Net Capacity 796 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 (%)
2001 796 2973 1567.82 - - - - -
2002 796 8064 6652.52 100.00 100.00 100.00 103.60 103.60
2003 796 7332 5978.24 83.70 83.70 91.50 85.70 94.30
2004 796 6548 5348.70 74.50 74.40 85.60 76.50 88.20
2005 796 5460 4381.83 62.30 61.20 79.40 62.80 81.70
2006 796 3476 2798.13 39.70 39.00 71.20 40.10 73.20
2007 796 2887 2261.42 33.00 31.70 64.50 32.40 66.40
2008 796 7921 6502.19 90.20 90.10 68.20 93.00 70.20
2009 796 4202 3405.82 48.00 47.50 65.60 48.80 67.50
2010 796 6540 5342.77 74.70 74.20 66.60 76.60 68.50
2011 796 1671 1315.85 19.10 18.40 61.70 18.90 63.50
2012 796 0 0.00 0.00 0.00 56.00 0.00 57.70
2013 796 0 0.00 0.00 0.00 51.30 0.00 52.90
2014 796 0 0.00 0.00 0.00 47.40 0.00 48.80
2015 796 0 0.00 0.00 0.00 44.00 0.00 45.30
2016 796 0 0.00 0.00 0.00 41.00 0.00 42.20
2017 796 0 0.00 0.00 0.00 38.40 0.00 39.60
2018 796 0 0.00 0.00 0.00 36.20 0.00 37.20
2019 796 0 0.00 0.00 0.00 34.20 0.00 35.20
2020 796 0 0.00 0.00 0.00 32.30 0.00 33.30
2021 796 0 0.00 0.00 0.00 30.70 0.00 31.60

Source: Operating details - IAEA PRIS


See Also

Nuclear Power in Japan

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