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CALVERT CLIFFS-2
Operational
Reactor Details
Reactor Type
Model
Owner
Operator
PWR
CE 2LP (DRYAMB)
Exelon Corporation
Exelon Generation Co., LLC
Reference Unit Power (Net Capacity)
Design Net Capacity
Gross Capacity
Thermal Capacity
855
MW
e
845
MW
e
911
MW
e
2737
MW
t
Construction Start Date
First Criticality Date
01 Jun, 1968
30 Nov, 1976
First Grid Connection
Commercial Operation Date
07 Dec, 1976
01 Apr, 1977
LifeTime Performance
Electricity Supplied
Energy Availability Factor
Operation Factor
Energy Unavailability Factor
Load Factor
295.43 TW.h
85.8 %
85.5 %
14.2 %
85.9 %
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
1976
116.000
845
0
1977
6009.800
810
7608
86.0
100.0
100.0
85.0
85.0
1978
5226.600
810
7129
81.4
72.8
84.5
73.7
78.5
1979
5489.000
812
6792
77.5
76.6
81.6
77.2
78.0
1980
6412.300
825
8425
95.9
96.2
85.6
88.5
80.8
1981
5416.000
825
7005
80.0
80.1
84.4
74.9
79.6
1982
5005.200
825
6496
74.2
74.2
82.6
69.3
77.8
1983
6113.100
825
7567
86.4
86.4
83.2
84.6
78.8
1984
5338.450
825
6502
74.0
73.7
82.0
73.7
78.1
1985
5608.050
825
6789
77.5
77.4
81.4
77.6
78.1
1986
7006.670
825
8405
96.0
96.0
82.9
97.0
80.0
1987
4831.980
825
5859
66.9
66.4
81.4
66.9
78.8
1988
6602.690
825
7813
89.0
88.8
82.0
91.1
79.8
1989
1448.460
825
1731
19.8
18.3
77.0
20.0
75.1
1990
0.000
825
0
0.0
0.0
71.4
0.0
69.7
1991
3635.580
825
4515
51.5
51.3
70.0
50.3
68.3
1992
6590.280
825
7855
89.4
89.3
71.2
90.9
69.8
1993
4975.190
830
5939
67.8
67.4
71.0
68.6
69.7
1994
6576.520
840
7925
90.5
90.6
72.1
89.8
70.9
1995
5911.110
840
7121
81.3
81.4
72.6
80.3
71.4
1996
7247.740
840
8561
97.5
97.5
73.9
98.2
72.8
1997
5979.880
840
7100
81.0
81.1
74.3
81.3
73.2
1998
7225.490
840
8393
95.8
95.8
75.3
98.2
74.4
1999
6332.720
840
7400
84.5
84.5
75.7
86.1
74.9
2000
7391.040
835
8614
98.1
98.0
76.6
100.7
76.0
2001
6201.520
835
7297
83.3
83.3
76.9
84.8
76.3
2002
7480.550
835
8760
100.0
100.0
77.8
102.3
77.4
2003
6156.860
835
7124
81.3
81.4
78.0
84.2
77.6
2004
7552.200
858
8729
99.4
99.4
78.7
101.3
78.5
2005
7114.310
858
8249
94.2
94.2
79.3
94.6
79.1
2006
7406.340
862
8621
98.4
98.4
80.0
98.1
79.7
2007
6807.830
862
7902
90.2
90.2
80.3
90.2
80.1
2008
7514.730
862
8784
100.0
100.0
81.0
99.2
80.7
2009
7021.550
862
8227
93.9
93.9
81.4
93.0
81.1
2010
7238.910
850
8528
97.4
97.3
81.8
97.2
81.6
2011
6787.880
850
8005
91.4
91.4
82.1
91.2
81.9
2012
7506.540
850
8784
100.0
100.0
82.6
100.5
82.4
2013
6486.750
850
7652
87.3
87.4
82.8
87.1
82.5
2014
7422.540
850
8662
98.9
98.9
83.2
99.7
83.0
2015
6877.670
850
7969
91.0
91.0
83.4
92.4
83.2
2016
7574.550
850
8753
99.6
99.6
83.8
101.4
83.7
2017
7278.300
855
8257
94.3
94.3
84.1
97.4
84.0
2018
7698.560
855
8760
100.0
100.0
84.5
102.8
84.5
2019
7099.580
855
8107
92.6
92.6
84.7
94.8
84.7
2020
7709.210
855
8783
100.0
100.0
85.0
102.6
85.2
2021
7035.820
855
8178
93.4
93.4
85.2
93.9
85.4
2022
7472.480
855
8554
97.6
97.6
85.5
99.8
85.7
2023
7155.350
855
8189
93.5
99.4
85.8
95.5
85.9
Performance indicators are calculated from the Commercial Operation Date.
Above data generated by the PRIS database. Last update on 2025-02-15
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