Mayak, Ozersk
Capacity
400tHM/yr
Mayak, Ozersk is a reprocessing facility operated by Rosatom in Russia. It has a capacity of 400 tHM/yr as of 2022, about 10% of world reprocessing capacity.
Russia's commercial reprocessing plant, handling VVER-440, fast reactor and naval fuel. The site was also where the 1957 Kyshtym accident occurred, one of the most serious radiological releases in history.
Facility
| Stage | Back end |
|---|---|
| Operator | Rosatom |
| Country | Russia |
| Capacity | 400tHM/yr |
| Figure applies to | 2022 |
| Status | operating |
| Commissioned | not stated |
| Coordinates | 55.7500, 60.8000 |
Position in the chain
This facility is about 10% of world reprocessing capacity (3,860 tHM/yr, 2022).
Rosatom also operates:
- Siberian Chemical Combine, Seversk (conversion)
- Khiagda (mining)
- Priargunsky (mining)
- Dalur (mining)
Other reprocessing facilities
| Facility | Capacity | Status |
|---|---|---|
| La Hague | 1,700tHM/yr | operating |
| Sellafield (Magnox reprocessing) | 1,500tHM/yr | closed |
| Rokkasho Reprocessing Plant | 800tHM/yr | construction |
Sources
- World Nuclear Association, Processing of Used Nuclear Fuel · retrieved 2026-09-06