| # | Facilité | barils/jour | t CO₂e/an |
|---|---|---|---|
| 1 | CEPSA Gibraltar-San Roque Refinery | 240 000 | 2 211 146 |
| 2 | Repsol Bilbao Refinery | 220 000 | 2 566 756 |
| 3 | Repsol Cartagena Refinery | 220 000 | 2 566 756 |
| 4 | CEPSA La Rabida Refinery | 190 000 | 2 216 744 |
| 5 | Repsol Tarragona Refinery | 186 000 | 2 170 075 |
| 6 | Repsol Puertollano Refinery | 150 000 | 1 750 061 |
| 7 | Repsol A Coruna Refinery | 120 000 | 1 400 049 |
| 8 | BP Castellon Refinery | 110 000 | 1 283 378 |
| 9 | ASESA Tarragona Asphalt Refinery | 30 000 | 168 475 |
Climate TRACE v6 (asset-level capacity & CO₂e, CC BY 4.0).
