United States United States · 41.976, -86.565

Donald C Cook

Donald C Cook, nuclear power plant in United States, operates 2 pressurized water reactors with 2,198 MW net installed capacity and has been in service since 1975.

Unit Donald C Cook 1 has been operating for 51 years, since 1975. Its 2,198 MW net are enough to supply about 6,920,000 households.

Country
United States
Units
2
Technology
PWR
Net capacity
2,198 MWe
First grid connection
1975
Operator
American Electric Power Company
Owner
American Electric Power Company Inc
Status
Operating
Operating capacity
2,198 MWe
net electrical
Units
2
2 operating
First start-up
1975
Donald C Cook
Photo: Wikimedia Commons · author and license

Units

UnitTypeModelStatusMWeMWtConstruction startGrid connectionClosureLicence untilLoad factor
Donald C Cook 1Pressurized water (PWR)Westinghouse 4-loop (WH 4LP)Operating1,0303,304Mar 25, 1969Feb 10, 1975—Oct 25, 203491.8 % (2023)
Donald C Cook 2Pressurized water (PWR)Westinghouse 4-loop (WH 4LP)Operating1,1683,468Mar 25, 1969Mar 22, 1978—Dec 23, 203786.4 % (2024)

Data: IAEA PRIS · Wikipedia · updated on Sep 17, 2026

Donald C Cook 1, a 1,030 MWe PWR (Westinghouse 4-loop (WH 4LP)), started construction in 1969, was connected to the grid in 1975 and is still operating, with a 91.8% load factor in 2023.

Donald C Cook 2, a 1,168 MWe PWR (Westinghouse 4-loop (WH 4LP)), started construction in 1969, was connected to the grid in 1978 and is still operating, with a 86.4% load factor in 2024.

Operator: American Electric Power Company.

Owner: American Electric Power Company Inc (Donald C Cook 1, Donald C Cook 2).

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