10 facilities in Oklahoma reported releasing a combined 332.1k pounds of hydrogen sulfide to air, water, and land in 2024.
| Facility | City | On-site (lb) |
|---|---|---|
| International Paper Co | Valliant | 237.1k |
| Jupiter Sulphur Llc | Ponca City | 29.8k |
| Woodward Iodine Corp | Woodward | 22.7k |
| Pryor Solae | Pryor | 13.6k |
| Tessenderlo Kerley Inc. Wynnewood Plant | Wynnewood | 13.5k |
| Tyson Poultry Inc-Broken Bow Processing Plant | Broken Bow | 4.8k |
| Continental Carbon Co Ponca City Ok Plant | Ponca City | 4.3k |
| Hf Siinclair Tulsa Refining Llc East Facility | Tulsa | 3.6k |
| Valero Refining Co -Oklahoma Valero Ardmore Refinery | Ardmore | 1.5k |
| Wynnewood Refining Co | Wynnewood | 1.2k |
← All Hydrogen sulfide releases nationwide · Oklahoma pollution overview