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About PRIS
DOUGLAS POINT
Permanent Shutdown
Reactor Details
Reactor Type
Model
Owner
Operator
PHWR
CANDU 200
ATOMIC ENERGY OF CANADA, LTD.
ONTARIO HYDRO
Reference Unit Power (Net Capacity)
Design Net Capacity
Gross Capacity
Thermal Capacity
206
MW
e
203
MW
e
218
MW
e
704
MW
t
Construction Start Date
First Criticality Date
01 Feb, 1960
15 Nov, 1966
First Grid Connection
Commercial Operation Date
07 Jan, 1967
26 Sep, 1968
Permanent Shutdown Date
04 May, 1984
LifeTime Performance
Electricity Supplied
Energy Availability Factor
Operation Factor
Energy Unavailability Factor
Load Factor
15.63 TW.h
59.5 %
67.1 %
40.5 %
55.6 %
Lifetime performance calculated up to year
1984
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
1967
Data from a trial operation not provided
1968
Data Not Provided
1969
"
1970
916.000
220
5155
59.0
47.7
NC
47.7
NC
1971
1044.500
220
5345
61.2
54.3
51.0
54.4
51.0
1972
356.500
220
1796
20.5
20.8
40.9
18.5
40.2
1973
1048.100
208
5672
63.7
62.9
46.2
56.6
44.1
1974
1129.600
207
6992
80.0
62.5
49.4
62.5
47.7
1975
1284.300
206
6702
76.7
71.4
52.9
71.4
51.5
1976
1089.500
206
5543
63.3
60.7
54.0
60.4
52.7
1977
772.000
206
5713
65.4
45.9
53.0
42.9
51.5
1978
855.200
206
6712
76.8
49.2
52.6
47.5
51.1
1979
1063.900
206
8161
92.2
66.8
54.0
58.3
51.8
1980
310.500
130
2436
27.7
27.1
52.4
27.2
50.4
1981
1109.400
206
7981
91.1
94.1
55.9
61.5
51.3
1982
1343.000
206
6703
76.5
74.7
57.4
74.4
53.1
1983
1401.200
206
6860
78.3
77.7
58.9
77.6
54.9
1984
538.970
206
2664
88.6
87.1
59.5
86.9
55.6
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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