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About PRIS
WATTS BAR-1
Operational
Reactor Details
Reactor Type
Model
Owner
Operator
PWR
WH 4LP (ICECND)
Tennessee Valley Authority
Tennessee Valley Authority
Reference Unit Power (Net Capacity)
Design Net Capacity
Gross Capacity
Thermal Capacity
1157
MW
e
1218
MW
e
1210
MW
e
3459
MW
t
Construction Start Date
First Criticality Date
20 Jul, 1973
01 Jan, 1996
First Grid Connection
Commercial Operation Date
06 Feb, 1996
27 May, 1996
LifeTime Performance
Electricity Supplied
Energy Availability Factor
Operation Factor
Energy Unavailability Factor
Load Factor
245.69 TW.h
90.5 %
90.4 %
9.5 %
89.9 %
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
1996
5544.230
1117
5491
91.2
90.6
90.6
88.8
88.8
1997
7600.090
1117
7269
83.0
82.3
85.3
77.7
81.7
1998
9680.980
1118
8672
99.0
99.0
90.6
98.9
88.4
1999
8267.430
1118
7606
86.8
86.8
89.6
84.4
87.3
2000
9076.390
1118
8124
92.5
92.5
90.2
92.4
88.4
2001
9626.580
1125
8419
96.1
96.1
91.3
97.5
90.1
2002
9079.350
1125
7998
91.3
91.3
91.3
92.1
90.4
2003
8549.610
1121
7551
86.2
86.2
90.6
86.9
89.9
2004
9856.920
1121
8680
98.8
98.8
91.6
100.1
91.1
2005
8816.420
1121
7841
89.5
89.5
91.4
89.8
91.0
2006
6697.050
1121
6099
69.6
69.7
89.3
68.2
88.8
2007
10049.690
1123
8760
100.0
100.0
90.2
102.2
90.0
2008
8112.310
1123
7247
82.5
82.5
89.6
82.2
89.4
2009
9207.460
1123
8055
92.0
92.0
89.8
93.6
89.7
2010
9738.460
1123
8544
97.5
97.6
90.3
99.0
90.3
2011
8230.980
1123
7386
84.3
84.3
89.9
83.7
89.9
2012
8516.470
1123
7557
86.0
86.0
89.7
86.3
89.7
2013
9967.800
1123
8709
99.4
99.4
90.2
101.3
90.3
2014
8789.690
1123
7769
88.7
88.7
90.2
89.4
90.3
2015
8449.150
1123
7609
86.9
86.9
90.0
85.9
90.0
2016
9441.960
1123
8656
98.5
98.5
90.4
95.7
90.3
2017
8622.850
1123
7529
86.0
85.9
90.2
87.6
90.2
2018
8840.450
1157
7637
87.2
88.5
90.1
87.2
90.1
2019
8735.990
1157
7514
85.8
85.8
89.9
86.2
89.9
2020
9075.100
1157
7996
91.0
92.2
90.0
89.3
89.9
2021
8246.820
1157
7900
90.2
90.2
90.0
81.4
89.5
2022
9979.100
1157
8760
100.0
100.0
90.4
98.5
89.9
2023
9253.940
1157
8100
92.5
92.4
90.5
91.3
89.9
Performance indicators are calculated from the Commercial Operation Date.
Above data generated by the PRIS database. Last update on 2024-09-10
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