| # | منشأة | طن فولاذ | طن CO₂e/سنة |
|---|---|---|---|
| 1 | ArcelorMittal Asturias (Aviles) steel plant | 4 200 000 | 3 891 500 |
| 2 | Celsa Barcelona Castellbisbal steel plant | 2 500 000 | 116 543 |
| 3 | ArcelorMittal Sestao steel plant | — | 315 452 |
| 4 | ArcelorMittal Olaberria-Bergara (Olaberria) steel plant | 1 450 000 | 75 369 |
| 5 | Grupo Gallardo Siderurgica Balboa Jerez de los Caballeros steel plant | 1 300 000 | 60 603 |
| 6 | Riva Siderurgica Sevillana steel plant | 1 300 000 | 60 603 |
| 7 | Acerinox Europa Los Barrios steel plant | — | 120 273 |
| 8 | ArcelorMittal Asturias (Gijón) steel plant | — | 1 822 038 |
| 9 | Celsa Nervacero steel plant | — | 46 617 |
| 10 | Celsa Global Steel Wire Santander plant | 750 000 | 34 963 |
| 11 | Sidenor Aceros Especiales Basauri steel plant | 740 000 | 34 497 |
| 12 | Megasa Siderúrgica Narón steel plant | 700 000 | 70 159 |
| 13 | Grupo Gallardo Corrugados Getafe steel plant | — | 27 970 |
| 14 | Megasider Zaragoza steel plant | — | 50 114 |
Climate TRACE v6 (asset-level capacity & CO₂e, CC BY 4.0).
