McGuire
McGuire, nuclear power plant in United States, operates 2 pressurized water reactors with 2,316 MW net installed capacity and has been in service since 1981.
Unit McGuire 1 has been operating for 45 years, since 1981. Its 2,316 MW net are enough to supply about 7,300,000 households.
- Country
- United States
- Units
- 2
- Technology
- PWR
- Net capacity
- 2,316 MWe
- First grid connection
- 1981
- Operator
- Duke Energy
- Owner
- Duke Energy Corp
- Status
- Operating
See also: alerts for this plant · every plant in United States · Nuclear power plants in North Carolina · 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| McGuire 1 | Pressurized water (PWR) | Westinghouse 4-loop (WH 4LP) | Operating | 1,158 | 3,411 | Apr 1, 1971 | Sep 12, 1981 | — | Jun 12, 2041 | 90.7 % (2023) |
| McGuire 2 | Pressurized water (PWR) | Westinghouse 4-loop (WH 4LP) | Operating | 1,158 | 3,411 | Apr 1, 1971 | May 23, 1983 | — | Mar 3, 2043 | 95.0 % (2024) |
Data: IAEA PRIS · Wikipedia · updated on Sep 17, 2026
McGuire 1, a 1,158 MWe PWR (Westinghouse 4-loop (WH 4LP)), started construction in 1971, was connected to the grid in 1981 and is still operating, with a 90.7% load factor in 2023.
McGuire 2, a 1,158 MWe PWR (Westinghouse 4-loop (WH 4LP)), started construction in 1971, was connected to the grid in 1983 and is still operating, with a 95% load factor in 2024.
Operator: Duke Energy.
Owner: Duke Energy Corp (McGuire 1, McGuire 2).