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Unplanned Capability Loss Factor
Trend

Weighted Average per year calculated from available data of reactors in commercial operation

Unplanned Capability Loss Factor Trend

Year Net Electrical Capacity, GW(e) Number of Commercially Operated Reactors with Data UCL [%]  
2004 360 434 4.6  
2005 365 439 3.9  
2006 369 440 4.3  
2007 370 437 4.9  
2008 368 435 5.3  
2009 368 433 5.5  
2010 370 436 5.7  
2011 371 437 3.6  
2012 352 415 4.6  
2013 351 412 4.3  
2014 351 410 3.2  
2015 359 417 3.4  
2016 366 422 4.7  
2017 369 424 5.2  
2018 376 429 3.9  
2019 378 426 4.5  
2020 369 417 4.8  
2021 372 416 3.9  
2022 356 395 5.6  
2023 362 401 3.9  


Above data generated by the PRIS database. Last update on 2025-01-25


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