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
See also: alerts for this plant · every plant in United States · Nuclear power plants in Michigan · Vendor: Westinghouse · every PWR reactor · how a PWR works

Units
| Unit | Type | Model | Status | MWe | MWt | Construction start | Grid connection | Closure | Licence until | Load factor |
|---|---|---|---|---|---|---|---|---|---|---|
| Donald C Cook 1 | Pressurized water (PWR) | Westinghouse 4-loop (WH 4LP) | Operating | 1,030 | 3,304 | Mar 25, 1969 | Feb 10, 1975 | — | Oct 25, 2034 | 91.8 % (2023) |
| Donald C Cook 2 | Pressurized water (PWR) | Westinghouse 4-loop (WH 4LP) | Operating | 1,168 | 3,468 | Mar 25, 1969 | Mar 22, 1978 | — | Dec 23, 2037 | 86.4 % (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).