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About PRIS
LENINGRAD-4
Operational
Reactor Details
Reactor Type
Model
Owner
Operator
LWGR
RBMK-1000
Joint Stock Company 'Concern Rosenergoatom'
Joint Stock Company 'Concern Rosenergoatom'
Reference Unit Power (Net Capacity)
Design Net Capacity
Gross Capacity
Thermal Capacity
925
MW
e
925
MW
e
1000
MW
e
3200
MW
t
Construction Start Date
First Criticality Date
01 Feb, 1975
29 Dec, 1980
First Grid Connection
Commercial Operation Date
09 Feb, 1981
29 Aug, 1981
LifeTime Performance
Electricity Supplied
Energy Availability Factor
Operation Factor
Energy Unavailability Factor
Load Factor
250.41 TW.h
75.0 %
77.6 %
25.0 %
74.2 %
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
1981
3931.270
925
6151
83.4
76.8
76.8
76.1
76.1
1982
6715.190
925
7609
86.9
83.6
81.9
82.9
81.2
1983
6844.230
925
8159
93.1
85.3
83.4
84.5
82.6
1984
6126.320
925
6803
77.4
74.4
80.7
75.4
80.4
1985
7335.310
925
8309
94.8
90.9
83.0
90.5
82.8
1986
7060.950
925
7826
89.3
87.6
83.9
87.1
83.6
1987
7319.230
1000
7530
86.0
84.2
83.9
83.6
83.6
1988
6050.440
925
6667
75.9
74.8
82.7
74.5
82.3
1989
7409.690
925
8185
93.4
91.5
83.8
91.4
83.4
1990
7762.560
925
8588
98.0
95.4
85.0
95.8
84.7
1991
6130.700
925
6870
78.4
76.1
84.1
75.7
83.9
1992
5618.110
925
6617
75.3
70.3
82.9
69.2
82.6
1993
6735.700
925
7762
88.6
85.3
83.1
83.1
82.6
1994
6167.070
925
7340
83.8
82.1
83.0
76.1
82.1
1995
6140.970
925
7270
83.0
83.0
83.0
75.8
81.7
1996
7079.690
925
8048
91.6
88.3
83.4
87.1
82.0
1997
7644.680
925
8760
100.0
96.0
84.1
94.3
82.8
1998
3681.980
925
4341
49.6
46.0
82.0
45.4
80.6
1999
0.000
925
0
0.0
0.0
77.5
0.0
76.3
2000
0.000
925
0
0.0
0.0
73.5
0.0
72.3
2001
3585.730
925
4387
50.1
44.6
72.1
44.2
71.0
2002
7528.530
925
8760
100.0
93.9
73.1
92.9
72.0
2003
1957.160
925
2399
27.4
24.7
70.9
24.2
69.8
2004
7232.180
925
8243
93.8
89.6
71.7
89.0
70.7
2005
6730.120
925
7838
89.5
83.8
72.2
83.0
71.2
2006
5611.940
925
6197
70.7
69.4
72.1
69.3
71.1
2007
4827.430
925
5713
65.2
59.7
71.6
59.6
70.7
2008
7526.250
925
8714
99.2
94.7
72.5
92.6
71.5
2009
4052.830
925
4695
53.6
53.2
71.8
50.0
70.7
2010
5222.370
925
5798
66.2
64.0
71.6
64.4
70.5
2011
6589.790
925
7177
81.9
80.8
71.8
81.3
70.9
2012
7559.920
925
8254
94.0
92.3
72.5
93.0
71.6
2013
6992.920
925
7739
88.3
85.8
72.9
86.3
72.0
2014
6942.490
925
7665
87.5
85.9
73.3
85.7
72.4
2015
6617.160
925
7414
84.6
85.6
73.7
81.7
72.7
2016
6912.040
925
7660
87.2
85.4
74.0
85.1
73.0
2017
6846.750
925
7873
89.9
85.6
74.3
84.5
73.4
2018
6951.250
925
7499
85.6
84.7
74.6
85.8
73.7
2019
6265.790
925
6730
76.8
75.8
74.6
77.3
73.8
2020
6842.290
925
7486
85.2
84.4
74.9
84.2
74.0
2021
5789.700
925
6585
75.2
73.0
74.8
71.4
74.0
2022
6839.100
925
7399
84.5
83.5
75.0
84.4
74.2
2023
6049.670
925
6651
75.9
74.5
75.0
74.7
74.2
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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