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About PRIS
WINDSCALE AGR
Permanent Shutdown
Reactor Details
Reactor Type
Model
Owner
Operator
GCR
AGR
UNITED KINGDOM ATOMIC ENERGY AUTHORITY
UNITED KINGDOM ATOMIC ENERGY AUTHORITY
Reference Unit Power (Net Capacity)
Design Net Capacity
Gross Capacity
Thermal Capacity
24
MW
e
32
MW
e
36
MW
e
120
MW
t
Construction Start Date
First Criticality Date
01 Nov, 1958
09 Aug, 1962
First Grid Connection
Commercial Operation Date
01 Feb, 1963
01 Mar, 1963
Permanent Shutdown Date
03 Apr, 1981
LifeTime Performance
Electricity Supplied
Energy Availability Factor
Operation Factor
Energy Unavailability Factor
Load Factor
3.26 TW.h
65.4 %
56.8 %
34.6 %
59.8 %
Lifetime performance calculated up to year
1980
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
1963
Data Not Provided
1964
"
1965
"
1966
"
1967
"
1968
"
1969
"
1970
"
1971
"
1972
193.700
40
5838
66.5
55.1
NC
55.1
NC
1973
138.500
28
5466
62.4
62.0
NC
56.5
NC
1974
85.200
28
3465
39.6
39.6
NC
34.7
NC
1975
115.400
24
5288
60.4
60.5
NC
54.9
NC
1976
146.200
24
6269
71.4
71.1
NC
69.4
NC
1977
129.800
24
5281
60.3
60.3
NC
61.7
NC
1978
139.100
24
5958
68.0
67.6
NC
66.2
NC
1979
128.600
24
0
0.0
100.0
NC
61.2
NC
1980
181.000
24
7278
82.9
84.2
65.4
85.9
59.8
1981
Data Not Provided
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 2024-10-03
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UNITED KINGDOM
BERKELEY-1
BERKELEY-2
BRADWELL-1
BRADWELL-2
CALDER HALL-1
CALDER HALL-2
CALDER HALL-3
CALDER HALL-4
CHAPELCROSS-1
CHAPELCROSS-2
CHAPELCROSS-3
CHAPELCROSS-4
DOUNREAY DFR
DOUNREAY PFR
DUNGENESS A-1
DUNGENESS A-2
DUNGENESS B-1
DUNGENESS B-2
HARTLEPOOL A-1
HARTLEPOOL A-2
HEYSHAM A-1
HEYSHAM A-2
HEYSHAM B-1
HEYSHAM B-2
HINKLEY POINT A-1
HINKLEY POINT A-2
HINKLEY POINT B-1
HINKLEY POINT B-2
HINKLEY POINT C-1
HINKLEY POINT C-2
HUNTERSTON A-1
HUNTERSTON A-2
HUNTERSTON B-1
HUNTERSTON B-2
OLDBURY A-1
OLDBURY A-2
SIZEWELL A-1
SIZEWELL A-2
SIZEWELL B
TORNESS-1
TORNESS-2
TRAWSFYNYDD-1
TRAWSFYNYDD-2
WINDSCALE AGR
WINFRITH SGHWR
WYLFA-1
WYLFA-2