ANO-1 (Arkansas Nuclear One, Unit 1)

Operational


Reactor Details

Reactor Type Model Owner Operator
PWR
B&W LLP (DRYAMB)
ENTERGY ARKANSAS, INC.
Entergy Nuclear Operations, Inc.
Reference Unit Power (Net Capacity) Design Net Capacity Gross Capacity Thermal Capacity
836 MWe
850 MWe
903 MWe
2568 MWt
Construction Start Date First Criticality Date
01 Oct, 1968
06 Aug, 1974
First Grid Connection Commercial Operation Date
17 Aug, 1974
19 Dec, 1974

LifeTime Performance

Electricity Supplied Energy Availability Factor Operation Factor Energy Unavailability Factor Load Factor
275.79 TW.h
81.5 %
82.0 %
18.5 %
78.4 %
Lifetime performance calculated up to year 2022

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
1974 Data from a trial operation not provided
1975 4898.400 797 6661 76.0 67.7 67.7 70.2 70.2
1976 3888.000 836 4966 56.5 53.0 60.2 53.0 61.3
1977 5103.100 836 6688 76.4 69.7 63.4 69.7 64.2
1978 5249.800 836 6676 76.2 71.7 65.5 71.7 66.1
1979 3323.400 836 4253 48.6 45.4 61.4 45.4 61.9
1980 3781.200 836 5570 63.4 63.7 61.8 51.5 60.1
1981 4900.800 836 6336 72.3 72.6 63.4 66.9 61.1
1982 3721.400 836 5671 64.7 64.8 63.5 50.8 59.8
1983 3220.600 836 4191 47.8 48.3 61.8 44.0 58.0
1984 4604.130 836 6150 70.0 70.1 62.7 62.7 58.5
1985 5190.350 836 6852 78.2 78.2 64.1 70.9 59.6
1986 3589.930 836 5446 62.2 62.2 63.9 49.0 58.8
1987 4763.340 836 7720 88.1 88.2 65.8 65.0 59.2
1988 3963.240 836 5996 68.3 68.3 66.0 54.0 58.9
1989 3377.000 836 5871 67.0 67.1 66.0 46.1 58.0
1990 4145.800 836 6437 73.5 75.9 66.7 56.6 57.9
1991 6540.510 836 7991 91.2 91.3 68.1 89.3 59.8
1992 5833.140 836 7088 80.7 80.7 68.8 79.4 60.9
1993 6126.550 836 7520 85.8 85.9 69.7 83.7 62.1
1994 7198.560 836 8643 98.7 98.7 71.2 98.3 63.9
1995 5978.220 836 7493 85.5 85.6 71.8 81.6 64.7
1996 6287.020 836 7613 86.7 86.7 72.5 85.6 65.7
1997 7251.100 836 8723 99.6 99.6 73.7 99.0 67.1
1998 6216.850 836 7364 84.1 84.1 74.1 84.9 67.9
1999 6714.720 836 7907 90.3 90.3 74.8 91.7 68.8
2000 6410.140 836 7748 88.2 88.2 75.3 87.3 69.5
2001 6875.470 836 8100 92.5 91.8 75.9 93.9 70.4
2002 6568.630 836 7820 89.3 89.2 76.4 89.7 71.1
2003 6794.300 836 8050 91.9 91.8 76.9 92.8 71.9
2004 6827.580 836 8045 91.6 91.6 77.4 93.0 72.6
2005 5743.240 840 6778 77.4 77.4 77.4 78.0 72.8
2006 7474.870 836 8760 100.0 100.0 78.1 102.1 73.7
2007 6882.810 843 8122 92.7 92.8 78.6 93.2 74.3
2008 6124.050 843 7558 86.0 86.1 78.8 82.7 74.5
2009 7302.100 842 8595 98.1 98.1 79.4 99.0 75.2
2010 6607.090 842 7883 90.0 90.0 79.6 89.6 75.6
2011 6395.490 842 7872 89.9 89.9 79.9 86.7 75.9
2012 7436.060 842 8784 100.0 100.0 80.5 100.5 76.6
2013 4448.740 836 5415 61.8 61.8 80.0 60.7 76.2
2014 7180.530 836 8760 100.0 100.0 80.5 98.0 76.7
2015 6528.760 836 7832 89.4 89.4 80.7 89.2 77.0
2016 5681.140 836 6821 77.6 77.6 80.6 77.4 77.0
2017 6883.540 836 8193 93.5 93.5 80.9 94.0 77.4
2018 5647.030 836 6966 79.5 79.5 80.9 77.1 77.4
2019 6447.650 836 7644 87.3 87.3 81.0 88.0 77.7
2020 7436.380 836 8783 100.0 100.0 81.4 101.3 78.2
2021 6553.940 836 7897 90.2 90.2 81.6 89.5 78.4
2022 5552.650 836 6753 77.1 77.1 81.5 75.8 78.4
Performance indicators are calculated from the Commercial Operation Date.


Above data generated by the PRIS database. Last update on 2023-12-08

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