Details

Reactor Type Boiling Water Reactor (or BWR)
Model ABB-III, BWR-2500
Owner Teollisuuden Voima Oyj
Operator Teollisuuden Voima Oyj

Timeline

Construction Start Friday, 1 February 1974
First Criticality Friday, 21 July 1978
First Grid Connection Saturday, 2 September 1978
Commercial Operation Wednesday, 10 October 1979

Specifications

Capacity Net 890 MWe
Capacity Gross 920 MWe
Thermal Capacity 2500 MWt
Design Net Capacity 660 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 (%)
1978 660 374 103.20 - - - - -
1979 660 5614 3465.00 90.40 86.80 86.80 86.80 86.80
1980 658 6849 4280.80 78.00 76.30 78.40 74.10 76.60
1981 660 7353 4549.20 83.90 80.80 79.50 78.70 77.50
1982 658 7903 4997.50 90.20 86.70 81.70 86.70 80.40
1983 678 7651 4808.30 87.30 81.90 81.70 82.00 80.80
1984 710 8247 5505.61 93.90 91.90 83.80 90.30 82.60
1985 710 8180 5414.51 93.40 88.80 84.60 87.10 83.40
1986 710 8008 5463.21 91.40 90.10 85.40 87.80 84.00
1987 710 8142 5636.46 93.00 92.00 86.20 90.60 84.90
1988 710 8248 5778.87 93.90 94.10 87.10 92.70 85.70
1989 710 7278 5056.20 83.10 83.20 86.70 81.30 85.30
1990 710 8356 5857.31 95.40 95.60 87.50 94.20 86.10
1991 710 8373 5873.22 95.60 94.80 88.10 94.40 86.80
1992 710 8251 5803.04 93.90 93.20 88.50 93.00 87.30
1993 710 8433 5944.92 96.30 95.30 89.00 95.60 87.90
1994 710 8485 5978.04 96.90 96.00 89.50 96.10 88.40
1995 710 8427 5931.50 96.20 95.50 89.90 95.40 88.90
1996 710 8212 5938.60 93.50 92.10 90.00 95.20 89.20
1997 790 8254 6374.15 94.20 93.80 90.20 94.20 89.50
1998 840 8384 6807.01 95.70 95.00 90.50 92.50 89.70
1999 840 8542 7111.82 97.50 96.40 90.90 96.60 90.10
2000 840 8448 7043.10 96.20 95.20 91.10 95.40 90.40
2001 840 8561 7163.80 97.70 97.20 91.40 97.40 90.80
2002 840 8377 6997.54 95.60 95.00 91.60 95.10 91.00
2003 840 8515 7127.43 97.20 96.50 91.80 96.90 91.30
2004 840 8329 7009.02 94.80 94.70 92.00 95.00 91.40
2005 840 8588 7221.07 98.00 97.70 92.20 98.10 91.70
2006 860 8206 6973.38 93.70 92.60 92.20 93.60 91.80
2007 860 8554 7334.94 97.60 96.80 92.40 97.40 92.00
2008 860 8288 7066.02 94.40 93.10 92.40 93.50 92.10
2009 860 8548 7295.77 97.60 96.70 92.60 96.80 92.30
2010 880 8120 6976.89 92.70 91.40 92.50 91.50 92.20
2011 880 8410 7289.82 96.00 94.80 92.60 94.60 92.30
2012 880 8013 6973.36 91.20 90.10 92.50 90.20 92.20
2013 880 8555 7470.41 97.70 96.40 92.70 96.90 92.40
2014 880 8337 7266.09 95.20 94.00 92.70 94.30 92.50
2015 880 8506 7396.91 97.10 95.70 92.80 96.00 92.60
2016 880 8146 7047.81 92.70 90.90 92.70 91.20 92.50
2017 880 8289 7158.27 94.60 92.60 92.70 92.90 92.50
2018 880 7731 6755.36 88.20 87.60 92.60 87.60 92.40
2019 890 8539 7542.04 97.50 96.50 92.70 96.70 92.50
2020 890 8391 7310.06 95.50 93.20 92.70 93.50 92.60
2021 890 8375 7404.18 95.60 94.60 92.80 95.00 92.60
2022 890 7827 6931.89 89.40 88.50 92.70 88.90 92.50
2023 890 8517 7428.24 97.20 96.40 92.80 95.30 92.60

Source: Operating details - IAEA PRIS


See Also

Nuclear Power in Finland

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