| Facility | Type | Country | t CO₂e/yr |
|---|---|---|---|
| Karmoy aluminium plant | Aluminium Smelter | Norway | 583,940 |
| Aardal aluminium plant | Aluminium Smelter | Norway | 441,199 |
| Husnes aluminium plant | Aluminium Smelter | Norway | 432,548 |
| Hoyanger aluminium plant | Aluminium Smelter | Norway | 140,578 |
Ownership, capacity & CO₂: Climate TRACE v6 (asset-level capacity & CO₂e, CC BY 4.0).