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About PRIS
CHERNOBYL-2
Permanent Shutdown
Reactor Details
Reactor Type
Model
Owner
Operator
LWGR
RBMK
SE “NNEGC “ENERGOATOM”
MINTOPENERGO OF UKRAINE - MINISTRY OF FUEL AND ENERGY OF UKRAINE
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, 1973
17 Nov, 1978
First Grid Connection
Commercial Operation Date
21 Dec, 1978
28 May, 1979
Permanent Shutdown Date
11 Oct, 1991
LifeTime Performance
Electricity Supplied
Energy Availability Factor
Operation Factor
Energy Unavailability Factor
Load Factor
75.99 TW.h
NC
NC
NC
NC
Lifetime performance calculated up to year
1991
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
Data from a trial operation not provided
1979
Data Not Provided
1980
"
1981
"
1982
"
1983
"
1984
"
1985
"
1986
"
1987
6826.900
1000
7367
84.1
80.2
NC
77.9
NC
1988
6112.730
925
7176
81.7
78.9
NC
75.2
NC
1989
6393.870
925
7627
87.1
79.3
NC
78.9
NC
1990
4374.890
925
6808
77.7
52.7
NC
54.0
NC
1991
2781.390
925
4818
72.9
46.8
NC
45.8
NC
Performance indicators are calculated from the Commercial Operation Date.
NC – cumulative values not calculated when more than 50% of required data is missing in PRIS
Above data generated by the PRIS database. Last update on 2025-04-22
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UKRAINE
CHERNOBYL-1
CHERNOBYL-2
CHERNOBYL-3
CHERNOBYL-4
KHMELNITSKI-1
KHMELNITSKI-2
KHMELNITSKI-3
KHMELNITSKI-4
RIVNE-1
RIVNE-2
RIVNE-3
RIVNE-4
SOUTH UKRAINE-1
SOUTH UKRAINE-2
SOUTH UKRAINE-3
ZAPOROZHYE-1
ZAPOROZHYE-2
ZAPOROZHYE-3
ZAPOROZHYE-4
ZAPOROZHYE-5
ZAPOROZHYE-6