| # | Facility | unitless | t CO₂e/yr |
|---|---|---|---|
| 1 | ALUMINIO ESPAÑOL, SA | 1 | 403,000 |
| 2 | ALCOA TRANSFORMACION DE PRODUCTOS, S.L. (ALCOA TRANSFORMACIÓN DE PRODUCTOS, S.L.) | 1 | 368,000 |
| 3 | FERROATLANTICA-DUMBRIA | 1 | 207,000 |
| 4 | XALLAS ELECTRICIDAD Y ALEACIONES, SAU-DUMBRIA | 1 | 150,000 |
| 5 | FERROATLANTICA - FÁBRICA DE BOO | 1 | 145,000 |
| 6 | FERROATLANTICA-CEE | 1 | 144,000 |
| 7 | FERROATLANTICA DE BOO | 1 | 122,000 |
| 8 | ALCOA INESPAL - AVILÉS | 1 | 118,000 |
| 9 | ALCOA INESPAL, S.A. - LA CORUÑA | 1 | 112,000 |
Climate TRACE v6 (asset-level capacity & CO₂e, CC BY 4.0).