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BYRON-2
Operational
Reactor Details
Reactor Type
Model
Owner
Operator
PWR
WH 4LP (DRYAMB)
Exelon Corporation
Exelon Generation Co., LLC
Reference Unit Power (Net Capacity)
Design Net Capacity
Gross Capacity
Thermal Capacity
1136
MW
e
1120
MW
e
1210
MW
e
3645
MW
t
Construction Start Date
First Criticality Date
01 Apr, 1975
09 Jan, 1987
First Grid Connection
Commercial Operation Date
06 Feb, 1987
02 Aug, 1987
LifeTime Performance
Electricity Supplied
Energy Availability Factor
Operation Factor
Energy Unavailability Factor
Load Factor
327.90 TW.h
93.4 %
92.9 %
6.6 %
91.3 %
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
1987
3876.060
1129
5071
62.9
100.0
100.0
47.5
47.5
1988
6357.920
1105
8419
95.8
95.9
97.1
65.1
59.8
1989
6069.540
1105
6981
79.7
79.5
89.9
62.7
61.0
1990
6052.680
1105
6598
75.3
75.0
85.5
62.5
61.5
1991
8772.680
1105
8489
96.9
96.9
88.1
90.6
68.0
1992
7000.340
1105
7027
80.0
79.8
86.6
72.1
68.8
1993
7622.470
1105
7399
84.5
84.3
86.2
78.8
70.3
1994
9504.170
1105
8704
99.4
99.4
88.0
98.2
74.1
1995
8183.770
1105
7710
88.0
87.9
88.0
84.5
75.3
1996
7830.620
1105
7225
82.2
82.0
87.3
80.7
75.9
1997
9102.890
1105
8344
95.2
95.2
88.1
94.0
77.6
1998
8592.830
1105
7855
89.7
89.5
88.2
88.8
78.6
1999
9174.100
1105
8182
93.4
93.3
88.6
94.8
79.9
2000
10005.380
1105
8724
99.3
99.3
89.4
103.1
81.6
2001
9826.730
1131
8353
95.4
95.3
89.8
100.1
82.9
2002
9537.620
1131
8119
92.7
92.3
90.0
96.3
83.8
2003
10298.690
1131
8760
100.0
100.0
90.6
104.0
85.0
2004
9623.240
1125
8360
95.2
95.0
90.9
97.2
85.8
2005
9521.050
1162
8328
95.1
95.1
91.1
93.5
86.2
2006
10158.740
1136
8760
100.0
100.0
91.6
102.1
87.0
2007
8828.600
1136
7736
88.3
88.3
91.4
88.7
87.1
2008
9624.160
1136
8339
94.9
94.9
91.6
96.4
87.6
2009
10108.890
1136
8760
100.0
100.0
92.0
101.6
88.2
2010
9518.420
1136
8300
94.8
94.8
92.1
95.6
88.5
2011
9223.940
1136
8115
92.6
92.6
92.1
92.7
88.7
2012
9393.220
1136
8536
97.2
97.2
92.3
94.1
88.9
2013
9263.790
1136
8160
93.1
93.2
92.4
93.1
89.1
2014
9372.500
1136
8158
93.1
93.1
92.4
94.2
89.3
2015
10015.440
1136
8760
100.0
100.0
92.6
100.6
89.7
2016
9243.530
1136
8064
91.8
91.8
92.6
92.6
89.8
2017
9560.010
1136
8295
94.7
94.7
92.7
96.1
90.0
2018
10182.250
1136
8760
100.0
100.0
92.9
102.3
90.4
2019
9658.860
1136
8372
95.6
95.6
93.0
97.1
90.6
2020
9671.160
1136
8430
96.0
96.0
93.1
96.9
90.8
2021
10162.040
1136
8760
100.0
100.0
93.3
102.1
91.1
2022
9316.180
1136
8178
93.4
93.4
93.3
93.6
91.2
2023
9623.790
1136
8337
95.2
95.1
93.4
96.7
91.3
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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