Details

Reactor Type Pressurised Water Reactor (or PWR)
Model W (4-loop) DRYAMB
Owner NRG Energy, Inc
Operator STP Nuclear Operating Co.

Timeline

Construction Start Monday, 22 December 1975
First Criticality Sunday, 12 March 1989
First Grid Connection Tuesday, 11 April 1989
Commercial Operation Monday, 19 June 1989

Specifications

Capacity Net 1280 MWe
Capacity Gross 1354 MWe
Thermal Capacity 3853 MWt
Design Net Capacity 1250 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 (%)
1989 1250 2845 3026.67 57.90 57.90 57.90 48.30 48.30
1990 1251 5494 6452.17 62.70 62.80 61.10 58.90 55.30
1991 1251 6134 7267.99 70.00 70.00 64.70 66.30 59.70
1992 1251 8548 10340.97 97.30 97.30 74.00 94.10 69.60
1993 1251 702 690.30 8.00 8.00 59.40 6.30 55.50
1994 1251 5098 5990.98 58.20 58.20 59.20 54.70 55.40
1995 1251 7985 9923.09 91.20 91.20 64.10 90.60 60.80
1996 1251 8373 10457.93 95.30 95.30 68.30 95.20 65.40
1997 1251 8093 9972.90 92.40 92.40 71.10 91.00 68.40
1998 1250 8096 9983.91 92.40 92.50 73.40 91.10 70.80
1999 1250 8034 9799.26 91.70 91.70 75.10 89.50 72.60
2000 1250 8449 10557.22 96.20 96.20 76.90 96.20 74.60
2001 1250 7751 9537.56 88.50 88.50 77.90 87.10 75.60
2002 1250 6663 8219.85 76.10 75.90 77.70 75.10 75.60
2003 1250 7112 8920.21 81.20 81.10 78.00 81.50 76.00
2004 1250 8121 10304.10 92.40 92.30 78.90 93.80 77.10
2005 1280 7866 9937.18 89.80 89.80 79.60 88.60 77.80
2006 1280 8760 11225.96 100.00 100.00 80.70 100.10 79.10
2007 1280 7943 10373.70 90.70 90.70 81.30 92.50 79.90
2008 1280 8047 10739.07 91.60 91.60 81.80 95.50 80.70
2009 1280 8498 11303.91 97.00 97.00 82.60 100.80 81.70
2010 1280 7371 9822.67 84.10 84.20 82.70 87.60 82.00
2011 1280 7408 9823.15 84.60 84.60 82.70 87.60 82.20
2012 1280 6073 8122.51 69.10 69.20 82.20 72.20 81.80
2013 1280 5338 7046.84 60.90 61.00 81.30 62.80 81.00
2014 1280 8760 11628.69 100.00 100.00 82.00 103.70 81.90
2015 1280 7767 10154.98 88.70 88.70 82.30 90.60 82.20
2016 1280 8024 10452.92 91.40 91.40 82.60 93.00 82.60
2017 1280 8760 11502.22 100.00 100.00 83.20 102.60 83.30
2018 1280 7964 10434.48 90.90 91.10 83.50 93.10 83.70
2019 1280 8007 10518.90 91.40 91.40 83.80 93.80 84.00
2020 1280 8783 11548.94 100.00 100.00 84.30 102.70 84.60
2021 1280 8028 10458.96 91.60 91.60 84.50 93.30 84.90
2022 1280 7951 10360.23 90.80 90.80 84.70 92.40 85.10
2023 1280 8760 11443.58 100.00 100.00 85.20 102.10 85.60

Source: Operating details - IAEA PRIS


See Also

Nuclear Power in United States

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