| Facility | Type | Country | t CO₂e/yr |
|---|---|---|---|
| Deer Park Refining Deer Park Refinery | Refinery | United States | 3,028,323 |
| Pemex Salina Cruz Refinery | Refinery | Mexico | 2,227,624 |
| Pemex Cadereyta Refinery | Refinery | Mexico | 2,096,251 |
| Pemex Tula Refinery | Refinery | Mexico | 1,973,084 |
| Pemex Francisco Madero Refinery | Refinery | Mexico | 1,654,629 |
| Pemex Minatitlan Refinery | Refinery | Mexico | 1,384,906 |
| Pemex Salamanca Refinery | Refinery | Mexico | 876,415 |
| Pemex Dos Bocas Refinery | Refinery | Mexico | 332,593 |
| Petroleos Mexicanos , La Cangrejera,Veracruz | Petrochemical | Mexico | 103,324 |
| San Martin Texmelucan Independencia Methanol | Chemical Plant | Mexico | 56,070 |
Ownership, capacity & CO₂: Climate TRACE v6 (asset-level capacity & CO₂e, CC BY 4.0).
