| Polluter | Pollutants | Sources | Emissions |
|---|---|---|---|
| American Wyott Corp. | 1 | 1 | 1.10 |
| Cheyenne Landfill | 28 | 28 | 1,605.24 |
| Dyno Nobel Inc. - Cheyenne Plant | 7 | 45 | 1,285,178.00 |
| Frontier Refining, Inc. | 14 | 110 | 5,138,636.42 |
| Kaneb Pipe Line_cheyenne Terminal | 10 | 13 | 220,484.60 |
| Schroll Cabinets | 1 | 1 | 21,120.00 |
| U.S. Air Force Wyoming Ang | 1 | 2 | 14.99 |