Fessenheim
Fessenheim, nuclear power plant in France, operated 2 pressurized water reactors between 1978 and 2020 and is now shut down.
- Country
- France
- Units
- 2
- Technology
- PWR
- Net capacity
- —
- First grid connection
- 1978
- Operator
- Electricité de France
- Owner
- Electricité de France SA
- Status
- Shut down
See also: alerts for this plant · every plant in France · Vendor: Framatome · every PWR reactor · how a PWR works
Operating capacity
0 MWe
net electrical
Units
2
0 operating
First start-up
1978

Units
| Unit | Type | Model | Status | MWe | MWt | Construction start | Grid connection | Closure | Load factor |
|---|---|---|---|---|---|---|---|---|---|
| Fessenheim 1 | Pressurized water (PWR) | CP0 | Shut down | 880 | 2,785 | Sep 1971 | Apr 1977 | Feb 2020 | — |
| Fessenheim 2 | Pressurized water (PWR) | CP0 | Shut down | 880 | 2,785 | Feb 1972 | Oct 1977 | Jun 2020 | — |
Data: IAEA PRIS · Wikipedia · updated on Sep 17, 2026
Fessenheim 1, an 880 MWe PWR (CP0), started construction in 1971 and operated from 1977 to 2020.
Fessenheim 2, an 880 MWe PWR (CP0), started construction in 1972 and operated from 1977 to 2020.
Operator: Electricité de France.
Owner: Electricité de France SA (Fessenheim 1, Fessenheim 2).