SOUTH TEXAS-2

Operational


Reactor Details

Reactor Type Model Owner Operator
PWR
WH 4LP (DRYAMB)
NRG Energy, Inc.
STP Nuclear Operating Co.
Reference Unit Power (Net Capacity) Design Net Capacity Gross Capacity Thermal Capacity
1280 MWe
1250 MWe
1354 MWe
3853 MWt
Construction Start Date First Criticality Date
22 Dec, 1975
12 Mar, 1989
First Grid Connection Commercial Operation Date
11 Apr, 1989
19 Jun, 1989

LifeTime Performance

Electricity Supplied Energy Availability Factor Operation Factor Energy Unavailability Factor Load Factor
328.31 TW.h
85.2 %
85.1 %
14.8 %
85.6 %
Lifetime performance calculated up to year 2023

Operating History

Year Electricity Supplied
[GW.h] 		Reference Unit Power
[MW] 		Annual Time On Line
[h] 		Operation Factor
[%] 		Energy Availability Factor
[%] 		Load Factor
[%]
Annual Cumulative Annual Cumulative
1989 3026.670 1250 2845 57.9 57.9 57.9 48.3 48.3
1990 6452.170 1251 5494 62.7 62.8 61.1 58.9 55.3
1991 7267.990 1251 6134 70.0 70.0 64.7 66.3 59.7
1992 10340.970 1251 8548 97.3 97.3 74.0 94.1 69.6
1993 690.300 1251 702 8.0 8.0 59.4 6.3 55.5
1994 5990.980 1251 5098 58.2 58.2 59.2 54.7 55.4
1995 9923.090 1251 7985 91.2 91.2 64.1 90.6 60.8
1996 10457.930 1251 8373 95.3 95.3 68.3 95.2 65.4
1997 9972.900 1251 8093 92.4 92.4 71.1 91.0 68.4
1998 9983.910 1250 8096 92.4 92.5 73.4 91.1 70.8
1999 9799.260 1250 8034 91.7 91.7 75.1 89.5 72.6
2000 10557.220 1250 8449 96.2 96.2 76.9 96.2 74.6
2001 9537.560 1250 7751 88.5 88.5 77.9 87.1 75.6
2002 8219.850 1250 6663 76.1 75.9 77.7 75.1 75.6
2003 8920.210 1250 7112 81.2 81.1 78.0 81.5 76.0
2004 10304.100 1250 8121 92.4 92.3 78.9 93.8 77.1
2005 9937.180 1280 7866 89.8 89.8 79.6 88.6 77.8
2006 11225.960 1280 8760 100.0 100.0 80.7 100.1 79.1
2007 10373.700 1280 7943 90.7 90.7 81.3 92.5 79.9
2008 10739.070 1280 8047 91.6 91.6 81.8 95.5 80.7
2009 11303.910 1280 8498 97.0 97.0 82.6 100.8 81.7
2010 9822.670 1280 7371 84.1 84.2 82.7 87.6 82.0
2011 9823.150 1280 7408 84.6 84.6 82.7 87.6 82.2
2012 8122.510 1280 6073 69.1 69.2 82.2 72.2 81.8
2013 7046.840 1280 5338 60.9 61.0 81.3 62.8 81.0
2014 11628.690 1280 8760 100.0 100.0 82.0 103.7 81.9
2015 10154.980 1280 7767 88.7 88.7 82.3 90.6 82.2
2016 10452.920 1280 8024 91.4 91.4 82.6 93.0 82.6
2017 11502.220 1280 8760 100.0 100.0 83.2 102.6 83.3
2018 10434.480 1280 7964 90.9 91.1 83.5 93.1 83.7
2019 10518.900 1280 8007 91.4 91.4 83.8 93.8 84.0
2020 11548.940 1280 8783 100.0 100.0 84.3 102.7 84.6
2021 10458.960 1280 8028 91.6 91.6 84.5 93.3 84.9
2022 10360.230 1280 7951 90.8 90.8 84.7 92.4 85.1
2023 11443.580 1280 8760 100.0 100.0 85.2 102.1 85.6
Performance indicators are calculated from the Commercial Operation Date.


Above data generated by the PRIS database. Last update on 2024-12-04


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