| Polluter | Pollutants | Sources | Emissions |
|---|---|---|---|
| Asphalt Prods. Inc. | 2 | 2 | 0.58 |
| South Texas Chlorine Inc. | 1 | 2 | 454.00 |
| Tyco Valves & Controls Harlingen | 2 | 2 | 185.00 |
| Valero Harlingen Refined Prods. Terminal | 6 | 12 | 6,500.00 |
| Valley Co-Op Oil Mill | 7 | 147 | 753,520.01 |
| Wil Ron Manufacturing Corporation | 11 | 79 | 248,227.40 |