Combustion Engineering
Combustion Engineering is the nuclear steam supply system vendor for 12 reactor units on record, 7 of them operating, totalling 7.2 GW of gross capacity across 1 country.
Operating units
7
7.2 GW gross
Under construction
1
Planned
0
Retired
4
Designer of the two-loop PWRs at Palisades, Calvert Cliffs, Millstone 2 and elsewhere, and of the System 80 line that became the ancestor of Korea's OPR-1000 and APR-1400. Its nuclear business was sold to ABB in 1990 and passed to Westinghouse in 2000, which supports the installed base today.
Company
| Headquarters | Windsor, Connecticut, USA |
|---|---|
| Founded | not recorded |
| Ownership | private |
| Parent | Westinghouse Electric Company |
| Roles in the chain | vendor |
Installed base by country
| United States | 7 |
|---|
Installed base
| Unit | Country | Status | Model | Gross MW | Online |
|---|---|---|---|---|---|
| Waterford nuclear power plant 3 | United States | CE 2LP (DRYAMB) | 1,250 | 1985 | |
| Arkansas Nuclear One nuclear power plant 2 | United States | CE 2LP (DRYAMB) | 1,065 | 1980 | |
| St. Lucie nuclear power plant 2 | United States | CE 2LP (DRYAMB) | 1,050 | 1983 | |
| St. Lucie nuclear power plant 1 | United States | CE 2LP (DRYAMB) | 1,045 | 1976 | |
| Calvert Cliffs nuclear power plant 1 | United States | CE 2LP (DRYAMB) | 918 | 1975 | |
| Millstone nuclear power plant 2 | United States | CE 2LP (DRYAMB) | 918 | 1975 | |
| Calvert Cliffs nuclear power plant 2 | United States | CE 2LP (DRYAMB) | 911 | 1977 | |
| Palisades nuclear power plant Unit 1 Repower | United States | Under construction | CE (2-loop) DRYAMB | 800 | 2026 |
| San Onofre nuclear power plant 2 | United States | Retired | CE (2-loop) DRYAMB | 1,127 | 1983 |
| San Onofre nuclear power plant 3 | United States | Retired | CE (2-loop) DRYAMB | 1,127 | 1984 |
| Palisades nuclear power plant 1 | United States | Retired | CE 2LP (DRYAMB) | 850 | 1971 |
| Fort Calhoun nuclear power plant 1 | United States | Retired | CE 2LP | 512 | 1973 |
Sources
- Combustion Engineering — company source
- Global Nuclear Power Tracker, Global Energy Monitor, August 2026 release — CC BY 4.0 · retrieved 2026-09-06