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About PRIS
ANO-2
(Arkansas Nuclear One, Unit 2)
Operational
Reactor Details
Reactor Type
Model
Owner
Operator
PWR
CE 2LP (DRYAMB)
ENTERGY ARKANSAS, INC.
Entergy Nuclear Operations, Inc.
Reference Unit Power (Net Capacity)
Design Net Capacity
Gross Capacity
Thermal Capacity
988
MW
e
912
MW
e
1065
MW
e
3026
MW
t
Construction Start Date
First Criticality Date
06 Dec, 1968
05 Dec, 1978
First Grid Connection
Commercial Operation Date
26 Dec, 1978
26 Mar, 1980
LifeTime Performance
Electricity Supplied
Energy Availability Factor
Operation Factor
Energy Unavailability Factor
Load Factor
297.73 TW.h
84.6 %
84.3 %
15.4 %
84.4 %
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
1978
4.000
912
53
1979
882.000
912
2984
1980
3646.600
890
4913
72.7
73.4
73.4
60.5
60.5
1981
4323.600
858
5622
64.2
65.2
68.8
57.5
58.8
1982
3807.500
858
5023
57.3
57.9
64.9
50.7
55.9
1983
4427.900
858
5380
61.4
61.4
64.0
58.9
56.7
1984
6203.570
858
7439
84.7
84.7
68.3
82.3
62.1
1985
4701.150
858
6040
69.0
69.0
68.4
62.6
62.1
1986
5314.340
858
6274
71.6
71.6
68.9
70.7
63.4
1987
6605.170
858
7678
87.6
87.7
71.3
87.9
66.6
1988
4952.900
858
5867
66.8
66.8
70.8
65.7
66.5
1989
5472.220
858
6514
74.4
74.4
71.2
72.8
67.1
1990
7129.570
858
8211
93.7
93.8
73.3
94.9
69.7
1991
6123.350
858
7187
82.0
82.0
74.0
81.5
70.7
1992
5504.760
858
6390
72.8
72.8
73.9
73.0
70.9
1993
7344.720
858
8346
95.3
95.3
75.5
97.7
72.8
1994
6724.880
858
7707
88.0
88.0
76.3
89.5
73.9
1995
5694.520
858
6644
75.8
75.9
76.3
75.8
74.0
1996
7063.900
858
8049
91.6
91.6
77.2
93.7
75.2
1997
6957.030
858
8013
91.5
91.5
78.0
92.6
76.2
1998
6877.280
858
7995
91.3
91.3
78.7
91.5
77.0
1999
6226.870
858
7219
82.4
82.4
78.9
82.8
77.3
2000
5265.350
858
6077
69.2
69.2
78.4
69.9
77.0
2001
7917.020
858
8498
97.0
96.8
79.3
105.3
78.2
2002
8002.150
858
8203
93.6
93.1
79.9
106.5
79.5
2003
7925.720
858
8156
93.1
92.6
80.4
105.4
80.6
2004
8627.560
1000
8580
97.7
97.7
81.2
98.2
81.4
2005
7959.450
1000
7966
90.9
91.0
81.7
90.8
81.8
2006
7765.400
998
7793
89.0
89.0
82.0
88.8
82.1
2007
8603.300
995
8584
98.0
98.0
82.6
98.7
82.8
2008
8060.450
995
8166
93.0
93.0
83.0
92.2
83.2
2009
7867.870
997
7986
91.2
91.2
83.3
90.1
83.4
2010
8415.590
993
8472
96.7
96.7
83.8
96.8
83.9
2011
7812.570
993
7944
90.7
90.7
84.1
89.8
84.1
2012
8063.570
993
8090
92.1
92.1
84.3
92.4
84.4
2013
7522.800
992
7537
86.0
86.0
84.4
86.6
84.5
2014
7313.900
993
7382
84.3
88.4
84.5
84.1
84.5
2015
7329.680
993
7441
84.9
84.9
84.5
84.3
84.5
2016
7771.440
993
7854
89.4
89.4
84.7
89.1
84.6
2017
5831.070
993
6325
72.2
66.4
84.2
67.0
84.1
2018
7114.930
988
7196
82.2
82.1
84.1
82.2
84.0
2019
7163.640
988
7216
82.4
82.4
84.0
82.8
84.0
2020
7626.670
988
7715
87.8
87.8
84.2
87.9
84.1
2021
6272.920
988
7199
82.2
82.2
84.1
72.5
83.8
2022
8767.060
988
8760
100.0
100.0
84.5
101.3
84.2
2023
7703.810
988
7847
89.6
88.8
84.6
89.0
84.4
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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