Details

Reactor Type Pressurised Water Reactor (or PWR)
Model W (2-loop) DRYAMB
Owner Xcel Energy
Operator Northern States Power Co. (Subsidiary Of Xcel Energy)

Timeline

Construction Start Wednesday, 25 June 1969
First Criticality Tuesday, 17 December 1974
First Grid Connection Saturday, 21 December 1974
Commercial Operation Saturday, 21 December 1974

Specifications

Capacity Net 519 MWe
Capacity Gross 560 MWe
Thermal Capacity 1677 MWt
Design Net Capacity 530 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 (%)
1974 520 104 7.40 - - - - -
1975 520 7035 3176.20 80.50 69.90 69.90 69.90 69.90
1976 520 6657 2660.60 75.80 58.20 64.10 58.20 64.10
1977 511 7807 3882.30 89.10 86.70 71.50 86.70 71.50
1978 507 8126 3924.40 92.80 88.20 75.60 88.40 75.70
1979 500 8661 4193.00 98.90 94.60 79.30 95.70 79.60
1980 500 7167 3468.70 81.60 81.40 79.70 79.00 79.50
1981 500 6292 3092.90 71.80 71.40 78.50 70.60 78.20
1982 500 7844 3857.70 89.50 89.80 79.90 88.10 79.50
1983 500 7574 3716.30 86.50 86.50 80.60 84.80 80.00
1984 500 7830 3905.96 89.10 89.20 81.50 88.90 80.90
1985 500 7378 3612.47 84.20 93.00 82.50 82.50 81.10
1986 500 7930 3853.98 90.50 90.60 83.20 88.00 81.60
1987 500 8760 4462.19 100.00 100.00 84.40 101.90 83.20
1988 500 7773 3886.16 88.50 88.20 84.70 88.50 83.60
1989 500 7798 3887.19 89.00 96.90 85.50 88.80 83.90
1990 500 7602 3803.70 86.80 83.30 85.40 86.80 84.10
1991 500 8760 4480.40 100.00 100.00 86.20 101.80 85.10
1992 500 6516 3223.51 74.20 73.50 85.50 73.40 84.50
1993 512 7338 3746.24 83.80 83.50 85.40 85.00 84.50
1994 512 8734 4552.96 99.70 99.70 86.20 101.50 85.40
1995 512 7666 3968.17 87.50 87.50 86.20 88.50 85.50
1996 512 8653 4485.11 98.50 98.60 86.80 99.70 86.20
1997 512 7180 3642.86 82.00 82.00 86.60 81.20 86.00
1998 512 6555 3333.71 74.80 74.80 86.10 74.30 85.50
1999 522 8690 4597.44 99.20 99.20 86.60 100.50 86.10
2000 522 7820 4182.26 89.00 89.00 86.70 91.20 86.30
2001 522 8031 4270.96 91.70 91.70 86.90 93.40 86.60
2002 522 8082 4296.03 92.30 92.40 87.10 94.00 86.80
2003 522 8058 4240.97 92.00 92.00 87.30 92.80 87.00
2004 522 8737 4660.26 99.50 99.50 87.70 101.60 87.50
2005 522 7296 3848.63 83.30 83.30 87.60 84.20 87.40
2006 522 7665 4012.40 87.50 87.50 87.60 87.80 87.40
2007 545 8488 4456.64 96.90 96.90 87.90 93.40 87.60
2008 545 7768 4059.36 88.40 88.40 87.90 84.80 87.50
2009 545 8760 4653.35 100.00 100.00 88.20 97.50 87.80
2010 554 7817 4128.07 89.20 89.30 88.30 86.10 87.80
2011 519 8354 4477.65 95.40 95.10 88.50 98.50 88.10
2012 518 6453 3354.75 73.50 73.50 88.10 73.70 87.70
2013 519 6311 3069.71 72.00 72.10 87.60 67.50 87.20
2014 518 8556 4570.74 97.70 97.70 87.90 100.70 87.50
2015 518 6531 3386.74 74.60 74.60 87.60 74.60 87.20
2016 518 7500 4066.08 85.40 85.40 87.50 89.40 87.30
2017 519 7767 4179.73 88.70 88.70 87.60 91.90 87.40
2018 519 8760 4792.83 100.00 100.00 87.80 105.40 87.80
2019 519 8183 4367.41 93.40 93.40 88.00 96.10 88.00
2020 519 8783 4746.40 100.00 100.00 88.20 104.10 88.30
2021 519 8066 4299.59 92.10 92.10 88.30 94.60 88.40
2022 519 8760 4782.23 100.00 100.00 88.60 105.20 88.80
2023 519 6326 3349.16 72.20 75.80 88.30 73.70 88.50

Source: Operating details - IAEA PRIS


See Also

Nuclear Power in United States

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