| # | Facility | BBL per day | t CO₂e/yr |
|---|---|---|---|
| 1 | Pengerang Refining and Petrochemical (PRefChem) | — | 2,610,751 |
| 2 | Malaysian Refining Company Melaka II Refinery | 170,000 | 1,479,426 |
| 3 | Hengyuan Refining Company Port Dickson Refinery | 156,000 | 1,068,633 |
| 4 | Petronas Penapisan Terengganu Refinery | 124,000 | 1,079,111 |
| 5 | Malaysian Refining Company Melaka I Refinery | — | 408,283 |
| 6 | Petron Corp Port Dickson Refinery | 88,000 | 359,289 |
| 7 | Vitol ATB Tanjung Bin Refinery | 32,000 | 130,650 |
Climate TRACE v6 (asset-level capacity & CO₂e, CC BY 4.0).