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SEQUOYAH-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
1152
MW
e
1148
MW
e
1221
MW
e
3455
MW
t
Construction Start Date
First Criticality Date
27 May, 1970
05 Jul, 1980
First Grid Connection
Commercial Operation Date
22 Jul, 1980
01 Jul, 1981
LifeTime Performance
Electricity Supplied
Energy Availability Factor
Operation Factor
Energy Unavailability Factor
Load Factor
323.90 TW.h
78.2 %
78.0 %
21.8 %
76.4 %
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
1980
518.840
1148
834
1981
4806.210
1128
4984
60.9
62.1
62.1
50.7
50.7
1982
4909.700
1128
4626
52.8
53.4
56.3
49.7
50.0
1983
7340.900
1139
6791
77.5
78.2
65.1
73.6
59.5
1984
6104.700
1148
5992
68.2
69.1
66.2
60.5
59.8
1985
4076.070
1148
3760
42.9
44.7
61.4
40.5
55.5
1986
0.000
1148
0
0.0
0.0
50.2
0.0
45.4
1987
0.000
1148
0
0.0
0.0
42.4
0.0
38.3
1988
127.690
1148
282
3.2
6.4
37.6
1.3
33.4
1989
9550.600
1148
8624
98.4
98.5
44.8
95.0
40.6
1990
6840.680
1148
6406
73.1
74.0
47.9
68.0
43.5
1991
7270.130
1122
6774
77.3
77.6
50.6
74.0
46.4
1992
8402.490
1122
7734
88.0
88.2
53.9
85.3
49.7
1993
1290.510
1122
1219
13.9
14.8
50.8
13.1
46.8
1994
6111.640
1111
5774
65.9
66.0
51.9
62.8
48.0
1995
6829.490
1111
6620
75.6
75.6
53.5
70.2
49.5
1996
9293.490
1117
8344
95.0
95.1
56.1
95.1
52.4
1997
8324.300
1117
7486
85.5
85.5
57.9
85.1
54.3
1998
8905.680
1122
7966
90.9
91.0
59.8
90.9
56.4
1999
9986.980
1122
8760
100.0
100.0
61.9
101.6
58.8
2000
7720.480
1122
6988
79.6
79.5
62.8
78.3
59.8
2001
9018.990
1122
7988
91.2
91.2
64.2
91.8
61.4
2002
9953.530
1125
8760
100.0
100.0
65.8
101.1
63.2
2003
7351.130
1125
6443
73.6
73.6
66.2
74.6
63.7
2004
9290.480
1148
8027
91.4
91.4
67.3
92.1
64.9
2005
10076.530
1150
8658
98.8
98.8
68.6
100.0
66.4
2006
9086.030
1150
7915
90.4
90.4
69.4
90.2
67.3
2007
8758.290
1148
7668
87.5
87.5
70.1
87.1
68.1
2008
10164.800
1148
8738
99.5
99.5
71.2
100.8
69.3
2009
8962.170
1148
7820
89.3
89.3
71.9
89.1
70.0
2010
8464.090
1152
7524
85.9
86.0
72.4
83.9
70.5
2011
9888.540
1152
8636
98.6
98.6
73.2
98.0
71.4
2012
8945.170
1152
7907
90.0
90.0
73.8
88.4
71.9
2013
8805.630
1152
7834
89.4
89.4
74.2
87.2
72.4
2014
10051.760
1152
8760
100.0
100.0
75.0
99.6
73.2
2015
7771.730
1152
7196
82.2
82.2
75.2
77.0
73.4
2016
7673.620
1152
6783
77.2
77.2
75.3
75.8
73.4
2017
9378.860
1152
8420
96.1
96.1
75.9
92.9
74.0
2018
8916.870
1152
7858
89.7
89.7
76.2
88.4
74.4
2019
8189.640
1152
7523
85.9
85.9
76.5
81.2
74.5
2020
9846.770
1152
8627
98.2
98.2
77.1
97.3
75.1
2021
8836.620
1152
7810
89.2
89.2
77.4
87.6
75.4
2022
9049.980
1152
7956
90.8
90.8
77.7
89.7
75.8
2023
10112.900
1152
8760
100.0
100.0
78.2
100.2
76.4
Performance indicators are calculated from the Commercial Operation Date.
Above data generated by the PRIS database. Last update on 2024-10-03
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UNITED STATES OF AMERICA
ANO-1
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BEAVER VALLEY-1
BEAVER VALLEY-2
BIG ROCK POINT
BONUS
BRAIDWOOD-1
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BROWNS FERRY-3
BRUNSWICK-1
BRUNSWICK-2
BYRON-1
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CALLAWAY-1
CALVERT CLIFFS-1
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CATAWBA-1
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CLINTON-1
COLUMBIA
COMANCHE PEAK-1
COMANCHE PEAK-2
COOK-1
COOK-2
COOPER
CRYSTAL RIVER-3
CVTR
DAVIS BESSE-1
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DIABLO CANYON-2
DRESDEN-1
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DRESDEN-3
DUANE ARNOLD-1
ELK RIVER
FARLEY-1
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FERMI-1
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FITZPATRICK
FORT CALHOUN-1
FORT ST. VRAIN
GE VALLECITOS
GINNA
GRAND GULF-1
HADDAM NECK
HALLAM
HARRIS-1
HATCH-1
HATCH-2
HOPE CREEK-1
HUMBOLDT BAY
INDIAN POINT-1
INDIAN POINT-2
INDIAN POINT-3
KEWAUNEE
LACROSSE
LASALLE-1
LASALLE-2
LIMERICK-1
LIMERICK-2
MAINE YANKEE
MCGUIRE-1
MCGUIRE-2
MILLSTONE-1
MILLSTONE-2
MILLSTONE-3
MONTICELLO
NINE MILE POINT-1
NINE MILE POINT-2
NORTH ANNA-1
NORTH ANNA-2
OCONEE-1
OCONEE-2
OCONEE-3
OYSTER CREEK
PALISADES
PALO VERDE-1
PALO VERDE-2
PALO VERDE-3
PATHFINDER
PEACH BOTTOM-1
PEACH BOTTOM-2
PEACH BOTTOM-3
PERRY-1
PILGRIM-1
PIQUA
POINT BEACH-1
POINT BEACH-2
PRAIRIE ISLAND-1
PRAIRIE ISLAND-2
QUAD CITIES-1
QUAD CITIES-2
RANCHO SECO-1
RIVER BEND-1
ROBINSON-2
SALEM-1
SALEM-2
SAN ONOFRE-1
SAN ONOFRE-2
SAN ONOFRE-3
SAXTON
SEABROOK-1
SEQUOYAH-1
SEQUOYAH-2
SHIPPINGPORT
SHOREHAM
SOUTH TEXAS-1
SOUTH TEXAS-2
ST. LUCIE-1
ST. LUCIE-2
SUMMER-1
SURRY-1
SURRY-2
SUSQUEHANNA-1
SUSQUEHANNA-2
THREE MILE ISLAND-1
THREE MILE ISLAND-2
TROJAN
TURKEY POINT-3
TURKEY POINT-4
VERMONT YANKEE
VOGTLE-1
VOGTLE-2
VOGTLE-3
VOGTLE-4
WATERFORD-3
WATTS BAR-1
WATTS BAR-2
WOLF CREEK
YANKEE NPS
ZION-1
ZION-2