| Facility | Type | Country | t CO₂e/yr |
|---|---|---|---|
| WRB Refining Borger Refinery | Refinery | United States | 1,903,226 |
| Cenovus Energy Lima Refinery | Refinery | United States | 1,877,179 |
| BP-Husky Toledo Refinery | Refinery | United States | 1,653,754 |
| Cenovus Energy Superior Refinery | Refinery | United States | 529,579 |
| Husky Lloydminster Refinery | Refinery | Canada | 286,213 |
Ownership, capacity & CO₂: Climate TRACE v6 (asset-level capacity & CO₂e, CC BY 4.0).