| SMITHFIELD FRESH MEATS CORP-DENISON | DENISON | IA | Hydrogen sulfide | 18,772 | 0 | 1,389 | 31.12% | 26.4% | 50.6% | |
| SMITHFIELD FRESH MEATS CORP SMITHFIELD, VA FACILITY | SMITHFIELD | VA | Hydrogen sulfide | 11,530 | 0 | 913 | 20.45% | 11.8% | 46.8% | |
| SMITHFIELD PACKAGED MEATS CORP. | LOS ANGELES | CA | Certain glycol ethers | 15,000 | 0 | 847 | 18.97% | 19.3% | 87.6% | |
| SMITHFIELD FRESH MEATS CORP-CRETE | CRETE | NE | Hydrogen sulfide | 33,468 | 0 | 614 | 13.75% | 11.7% | 30.4% | |
| SMITHFIELD PACKAGED MEATS CORP - SIOUX FALLS | SIOUX FALLS | SD | Hydrogen sulfide | 2,277 | 0 | 380 | 8.52% | 16.4% | 31.5% | |
| SMITHFIELD-TAR HEEL | TAR HEEL | NC | Hydrogen sulfide | 3,296 | 0 | 113 | 2.52% | 21.4% | 55.9% | |
| SMITHFIELD FRESH MEATS CORP-CRETE | CRETE | NE | Chlorine | 312 | 0 | 80 | 1.78% | 11.7% | 29.9% | |
| SMITHFIELD PACKAGED MEATS CORP. | LOS ANGELES | CA | Ammonia (includes anhydrous ammonia and aqueous ammonia from water dissociable ammonium salts and other sources; 10 percent of total aqueous ammonia is reportable under this listing) | 24,800 | 0 | 64 | 1.44% | 18.7% | 86.3% | |
| SMITHFIELD PACKAGED MEATS CORP - SIOUX FALLS | SIOUX FALLS | SD | Ammonia (includes anhydrous ammonia and aqueous ammonia from water dissociable ammonium salts and other sources; 10 percent of total aqueous ammonia is reportable under this listing) | 46,400 | 0 | 34 | 0.76% | 16.5% | 31.5% | |
| SMITHFIELD-CLINTON | CLINTON | NC | Ammonia (includes anhydrous ammonia and aqueous ammonia from water dissociable ammonium salts and other sources; 10 percent of total aqueous ammonia is reportable under this listing) | 26,864 | 0 | 12 | 0.26% | 21.8% | 59.7% | |
| SMITHFIELD FRESH MEATS CORP-DENISON | DENISON | IA | Ammonia (includes anhydrous ammonia and aqueous ammonia from water dissociable ammonium salts and other sources; 10 percent of total aqueous ammonia is reportable under this listing) | 14,866 | 0 | 4 | 0.09% | 26.1% | 50.5% | |
| SMITHFIELD-TAR HEEL | TAR HEEL | NC | Ammonia (includes anhydrous ammonia and aqueous ammonia from water dissociable ammonium salts and other sources; 10 percent of total aqueous ammonia is reportable under this listing) | 25,714 | 0 | 4 | 0.08% | 21.0% | 57.1% | |
| SMITHFIELD-TAR HEEL | TAR HEEL | NC | Chlorine dioxide | 10 | 0 | 4 | 0.08% | 20.7% | 57.9% | |
| SMITHFIELD-MONMOUTH | MONMOUTH | IL | Ammonia (includes anhydrous ammonia and aqueous ammonia from water dissociable ammonium salts and other sources; 10 percent of total aqueous ammonia is reportable under this listing) | 20,234 | 0 | 2 | 0.05% | 14.7% | 26.7% | |
| SMITHFIELD FRESH MEATS CORP-CRETE | CRETE | NE | Ammonia (includes anhydrous ammonia and aqueous ammonia from water dissociable ammonium salts and other sources; 10 percent of total aqueous ammonia is reportable under this listing) | 18,101 | 0 | 1 | 0.03% | 11.8% | 29.2% | |
| SMITHFIELD FRESH MEATS CORP - MILAN MO | MILAN | MO | Hydrogen sulfide | 121 | 0 | 1 | 0.03% | 17.3% | 36.0% | |
| SMITHFIELD FRESH MEATS CORP - MILAN MO | MILAN | MO | Ammonia (includes anhydrous ammonia and aqueous ammonia from water dissociable ammonium salts and other sources; 10 percent of total aqueous ammonia is reportable under this listing) | 24,467 | 0 | 1 | 0.02% | 17.3% | 35.3% | |
| SMITHFIELD FRESH MEATS CORP - MILAN MO | MILAN | MO | Chlorine | 5 | 0 | 1 | 0.01% | 17.3% | 35.6% | |
| MURPHY-BROWN LLC LAURINBURG FEED MILL | LAURINBURG | NC | Manganese compounds | 1 | 0 | 0 | 0.01% | 27.9% | 69.3% | |
| MURPHY-BROWN LLC BLADEBORO FEED MILL | BLADENBORO | NC | Manganese | 2 | 0 | 0 | 0.00% | 23.5% | 56.4% | |
| MURPHY-BROWN LLC CHIEF FEED MILL | ROSE HILL | NC | Manganese | 2 | 0 | 0 | 0.00% | 22.3% | 52.6% | |
| MURPHY-BROWN LLC WARSAW FEED MILL | WARSAW | NC | Manganese | 2 | 0 | 0 | 0.00% | 20.8% | 59.1% | |
| MURPHY-BROWN LLC WAVERLY FEED MILL | WAVERLY | VA | Manganese | 1 | 0 | 0 | 0.00% | 10.9% | 53.4% | |
| MURPHY-BROWN LLC WARSAW FEED MILL | WARSAW | NC | Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 13 | 0 | 0 | 0.00% | 20.6% | 59.4% | |
| MURPHY-BROWN LLC LAURINBURG FEED MILL | LAURINBURG | NC | Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 4 | 0 | 0 | 0.00% | 28.3% | 69.6% | |
| MURPHY-BROWN LLC CHIEF FEED MILL | ROSE HILL | NC | Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 10 | 0 | 0 | 0.00% | 22.4% | 52.9% | |
| MURPHY-BROWN LLC WAVERLY FEED MILL | WAVERLY | VA | Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 4 | 0 | 0 | 0.00% | 10.9% | 53.6% | |
| MURPHY BROWN LLC ALGONA FEED MILL | ALGONA | IA | Manganese | 1 | 0 | 0 | 0.00% | 10.1% | 11.7% | |
| MURPHY-BROWN LLC ROSEMARY FEED MILL | ROSE HILL | NC | Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 2 | 0 | 0 | 0.00% | 22.6% | 52.7% | |
| MURPHY BROWN LLC ALGONA FEED MILL | ALGONA | IA | Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 6 | 0 | 0 | 0.00% | 10.1% | 11.7% | |
| MURPHY-BROWN LLC BLADEBORO FEED MILL | BLADENBORO | NC | Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 1 | 0 | 0 | 0.00% | 23.5% | 56.1% | |
| MURPHY-BROWN LLC LAURINBURG FEED MILL | LAURINBURG | NC | Zinc (fume or dust) | 8 | 0 | 0 | 0.00% | 27.9% | 69.3% | |
| MURPHY-BROWN LLC BLADEBORO FEED MILL | BLADENBORO | NC | Zinc (fume or dust) | 10 | 0 | 0 | 0.00% | 23.5% | 56.4% | |
| MURPHY-BROWN LLC ROSEMARY FEED MILL | ROSE HILL | NC | Zinc (fume or dust) | 13 | 0 | 0 | 0.00% | 22.5% | 52.4% | |
| MURPHY-BROWN LLC WARSAW FEED MILL | WARSAW | NC | Zinc (fume or dust) | 13 | 0 | 0 | 0.00% | 20.8% | 59.1% | |
| MURPHY-BROWN LLC WAVERLY FEED MILL | WAVERLY | VA | Zinc (fume or dust) | 6 | 0 | 0 | 0.00% | 10.9% | 53.4% | |
| MURPHY-BROWN LLC CHIEF FEED MILL | ROSE HILL | NC | Zinc (fume or dust) | 10 | 0 | 0 | 0.00% | 22.3% | 52.6% | |
| MURPHY-BROWN LLC CIRCLE 4 FEED MILL | MILFORD | UT | Manganese | 1 | 0 | 0 | 0.00% | 7.2% | 15.8% | |
| MURPHY BROWN LLC NEW COLONY FEED MILL | CRESWELL | NC | Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 2 | 0 | 0 | 0.00% | 18.9% | 47.1% | |
| MURPHY-BROWN LLC CIRCLE 4 FEED MILL | MILFORD | UT | Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 7 | 0 | 0 | 0.00% | 7.2% | 15.9% | |
| MURPHY-BROWN LLC NEVADA FEED MILL | NEVADA | MO | Zinc (fume or dust) | 2 | 0 | 0 | 0.00% | 19.6% | 10.0% | |
| MURPHY BROWN LLC ALGONA FEED MILL | ALGONA | IA | Zinc (fume or dust) | 5 | 0 | 0 | 0.00% | 10.1% | 11.7% | |
| MURPHY BROWN LLC NEW COLONY FEED MILL | CRESWELL | NC | Zinc (fume or dust) | 2 | 0 | 0 | 0.00% | 18.9% | 46.8% | |
| MURPHY-BROWN LLC CIRCLE 4 FEED MILL | MILFORD | UT | Zinc (fume or dust) | 8 | 0 | 0 | 0.00% | 7.2% | 15.8% | |
