Monts D´Arree
Reactor Data
Reactor Units
Every power reactor at this site as listed in the IAEA Power Reactor Information System (PRIS): reactor type and model, net electrical capacity, grid connection and commercial operation dates, and current status.
1 unit: 1 permanent shutdown.
| Unit | Type | Model | Net MWe | Construction | Grid | Commercial Op | Shutdown | Status |
|---|---|---|---|---|---|---|---|---|
| EL-4 (Monts D'Arree) | HWGCR | MONTS-D'ARREE | 70 | 1962-07-01 | 1967-07-09 | 1968-06-01 | 1985-07-31 | Permanent Shutdown |
Capacity, milestones and suppliers
| Unit | Design MWe | Gross MWe | Thermal MWt | First Criticality | Reactor Supplier | Turbine Supplier | Notes |
|---|---|---|---|---|---|---|---|
| EL-4 (Monts D'Arree) | 70 | 75 | 250 | 1966-12-23 | GROUPEMENT ATOMIQUE ALSACIENNE ATLANTIQUE | ALSTOM |
Lifetime performance, through 2025
| Unit | Electricity Supplied | Load Factor | Energy Availability | Operating Factor |
|---|---|---|---|---|
| EL-4 (Monts D'Arree) | 6.3 TWh | 68.7% | 70.8% | 75.4% |
Operator: ÉLECTRICITÉ DE FRANCE
Owner: ÉLECTRICITÉ DE FRANCE
Source: IAEA Power Reactor Information System (PRIS), as of 2026-10-12.
Working Here
Facility Map
Interactive satellite map showing the facility's geographic location. Marker color indicates current status: green for online, red for offline, orange for reduced power. Click the header to open in Google Maps satellite view.
48.3514, -3.86703
Location & Contact
Physical address, phone number, and website for this facility. Use the directions link to get driving directions via Google Maps.