| Polluter | Pollutants | Sources | Emissions |
|---|---|---|---|
| Brothers Highway Disposal Site | 28 | 28 | 3,729.51 |
| Finley Buttes Landfill Company | 5 | 15 | 219,225.40 |
| Gas Transmission Northwest Corporation | 39 | 78 | 1,011,917.37 |
| Lambweston Inc. | 1 | 1 | 7,780.00 |
| Morrow Landfill | 28 | 28 | 136.45 |
| Port Of Morrow | 8 | 18 | 82,037.20 |
| Portland General Electric Company | 99 | 273 | 48,152,027.64 |
| Portland General Electric Company | 50 | 88 | 338,513.17 |
| Turner Landfill | 28 | 28 | 735.21 |