| NUCOR COATINGS CORP | BLYTHEVILLE | AR | Chromium compounds (except for chromite ore mined in the Transvaal Region of South Africa and the unreacted ore component of the chromite ore processing residue (COPR). COPR is the solid waste remaining after aqueous extraction of oxidized chromite ore that has been combined with soda ash and kiln roasted at approximately 2,000 F.) | 1,982 | 0 | 95,059 | 15.57% | 20.7% | 36.6% | |
| NUCOR STEEL SEATTLE INC | SEATTLE | WA | Polycyclic aromatic compounds | 673 | 0 | 83,789 | 13.72% | 7.9% | 39.9% | |
| NUCOR INSULATED PANEL GROUP | PRINCE GEORGE | VA | Diisocyanates | 2,536 | 0 | 57,558 | 9.43% | 12.2% | 54.4% | |
| NUCOR STEEL LONGVIEW LLC | LONGVIEW | TX | Chromium compounds (except for chromite ore mined in the Transvaal Region of South Africa and the unreacted ore component of the chromite ore processing residue (COPR). COPR is the solid waste remaining after aqueous extraction of oxidized chromite ore that has been combined with soda ash and kiln roasted at approximately 2,000 F.) | 342 | 0 | 55,350 | 9.07% | 24.7% | 67.0% | |
| NUCOR INSULATED PANEL GROUP | LEWISVILLE | TX | Diisocyanates | 887 | 0 | 53,066 | 8.69% | 11.1% | 55.5% | |
| NUCOR STEEL MARION INC | MARION | OH | Chromium compounds (except for chromite ore mined in the Transvaal Region of South Africa and the unreacted ore component of the chromite ore processing residue (COPR). COPR is the solid waste remaining after aqueous extraction of oxidized chromite ore that has been combined with soda ash and kiln roasted at approximately 2,000 F.) | 299 | 0 | 50,638 | 8.29% | 16.3% | 8.9% | |
| SKYLINE STEEL LLC-BELPRE | BELPRE | OH | Polycyclic aromatic compounds | 3,470 | 0 | 50,054 | 8.20% | 11.1% | 7.1% | |
| NUCOR INSULATED PANEL GROUP | NORTH LAS VEGAS | NV | Diisocyanates | 191 | 0 | 20,238 | 3.31% | 19.3% | 78.3% | |
| NUCOR STEEL SEATTLE INC | SEATTLE | WA | Chromium compounds (except for chromite ore mined in the Transvaal Region of South Africa and the unreacted ore component of the chromite ore processing residue (COPR). COPR is the solid waste remaining after aqueous extraction of oxidized chromite ore that has been combined with soda ash and kiln roasted at approximately 2,000 F.) | 41 | 0 | 19,377 | 3.17% | 8.6% | 42.8% | |
| NUCOR INSULATED PANEL GROUP | SHELBYVILLE | IN | Diisocyanates | 335 | 0 | 12,089 | 1.98% | 15.7% | 24.7% | |
| NUCOR STEEL BIRMINGHAM INC | BIRMINGHAM | AL | Chromium compounds (except for chromite ore mined in the Transvaal Region of South Africa and the unreacted ore component of the chromite ore processing residue (COPR). COPR is the solid waste remaining after aqueous extraction of oxidized chromite ore that has been combined with soda ash and kiln roasted at approximately 2,000 F.) | 353 | 0 | 10,180 | 1.67% | 21.5% | 57.1% | |
| NUCOR CORP-VULCRAFT/NUCOR COLD FINISH DIV | NORFOLK | NE | Chromium | 11 | 0 | 8,321 | 1.36% | 12.7% | 24.8% | |
| NUCOR STEEL | CRAWFORDSVILLE | IN | Chromium compounds (except for chromite ore mined in the Transvaal Region of South Africa and the unreacted ore component of the chromite ore processing residue (COPR). COPR is the solid waste remaining after aqueous extraction of oxidized chromite ore that has been combined with soda ash and kiln roasted at approximately 2,000 F.) | 652 | 0 | 7,939 | 1.30% | 9.5% | 12.9% | |
| NUCOR STEEL LONGVIEW LLC | LONGVIEW | TX | Nickel compounds | 46 | 0 | 5,414 | 0.89% | 24.7% | 67.0% | |
| NUCOR STEEL DECATUR LLC | TRINITY | AL | Chromium compounds (except for chromite ore mined in the Transvaal Region of South Africa and the unreacted ore component of the chromite ore processing residue (COPR). COPR is the solid waste remaining after aqueous extraction of oxidized chromite ore that has been combined with soda ash and kiln roasted at approximately 2,000 F.) | 167 | 0 | 4,651 | 0.76% | 14.4% | 34.9% | |
| NUCOR STEEL-BERKELEY | HUGER | SC | Polycyclic aromatic compounds | 1,998 | 0 | 4,601 | 0.75% | 12.1% | 46.9% | |
| NUCOR STEEL LONGVIEW LLC | LONGVIEW | TX | Manganese compounds | 2,990 | 0 | 4,460 | 0.73% | 24.7% | 66.9% | |
| NUCOR STEEL - A DIV OF NUCOR CORP | PLYMOUTH | UT | Chromium compounds (except for chromite ore mined in the Transvaal Region of South Africa and the unreacted ore component of the chromite ore processing residue (COPR). COPR is the solid waste remaining after aqueous extraction of oxidized chromite ore that has been combined with soda ash and kiln roasted at approximately 2,000 F.) | 826 | 0 | 4,248 | 0.70% | 11.3% | 16.4% | |
| NUCOR STEEL TUSCALOOSA INC | TUSCALOOSA | AL | Chromium compounds (except for chromite ore mined in the Transvaal Region of South Africa and the unreacted ore component of the chromite ore processing residue (COPR). COPR is the solid waste remaining after aqueous extraction of oxidized chromite ore that has been combined with soda ash and kiln roasted at approximately 2,000 F.) | 190 | 0 | 3,789 | 0.62% | 24.4% | 50.4% | |
| NUCOR STEEL KANKAKEE INC | BOURBONNAIS | IL | Chromium compounds (except for chromite ore mined in the Transvaal Region of South Africa and the unreacted ore component of the chromite ore processing residue (COPR). COPR is the solid waste remaining after aqueous extraction of oxidized chromite ore that has been combined with soda ash and kiln roasted at approximately 2,000 F.) | 76 | 0 | 3,589 | 0.59% | 14.7% | 30.6% | |
| NUCOR STEEL SEATTLE INC | SEATTLE | WA | Nickel compounds | 8 | 0 | 3,490 | 0.57% | 8.6% | 42.8% | |
| CENTRIA SHERIDAN | SHERIDAN | AR | Diisocyanates | 385 | 0 | 2,645 | 0.43% | 14.2% | 22.5% | |
| NUCOR STEEL - A DIV OF NUCOR CORP | PLYMOUTH | UT | Nickel compounds | 684 | 0 | 2,529 | 0.41% | 11.3% | 16.4% | |
| NIPG WATERLOO | WATERLOO | IN | Diisocyanates | 445 | 0 | 2,097 | 0.34% | 10.7% | 11.8% | |
| REPUBLIC CONDUIT MANUFACTURING | LOUISVILLE | KY | Chromium compounds (except for chromite ore mined in the Transvaal Region of South Africa and the unreacted ore component of the chromite ore processing residue (COPR). COPR is the solid waste remaining after aqueous extraction of oxidized chromite ore that has been combined with soda ash and kiln roasted at approximately 2,000 F.) | 3 | 0 | 2,097 | 0.34% | 17.4% | 38.0% | |
| NUCOR CORP VULCRAFT DIV | FORT PAYNE | AL | Polycyclic aromatic compounds | 335 | 0 | 2,018 | 0.33% | 19.2% | 23.2% | |
| NUCOR STEEL SEATTLE INC | SEATTLE | WA | Manganese compounds | 405 | 0 | 2,012 | 0.33% | 8.6% | 42.8% | |
| NUCOR STEEL MEMPHIS INC | MEMPHIS | TN | Chromium compounds (except for chromite ore mined in the Transvaal Region of South Africa and the unreacted ore component of the chromite ore processing residue (COPR). COPR is the solid waste remaining after aqueous extraction of oxidized chromite ore that has been combined with soda ash and kiln roasted at approximately 2,000 F.) | 114 | 0 | 1,734 | 0.28% | 23.2% | 70.2% | |
| NUCOR CORP VULCRAFT DIV | FLORENCE | SC | Certain glycol ethers | 69,779 | 0 | 1,662 | 0.27% | 26.2% | 67.8% | |
| SKYLINE STEEL LLC-ARMOREL | ARMOREL | AR | Polycyclic aromatic compounds | 3,347 | 15 | 1,659 | 0.27% | 17.8% | 29.9% | |
| NUCOR STEEL BIRMINGHAM INC | BIRMINGHAM | AL | Lead compounds | 526 | 0 | 1,522 | 0.25% | 33.2% | 79.7% | |
| NUCOR STEEL MARION INC | MARION | OH | Nickel compounds | 27 | 0 | 1,484 | 0.24% | 16.2% | 9.2% | |
| NUCOR STEEL NEBRASKA | NORFOLK | NE | Chromium compounds (except for chromite ore mined in the Transvaal Region of South Africa and the unreacted ore component of the chromite ore processing residue (COPR). COPR is the solid waste remaining after aqueous extraction of oxidized chromite ore that has been combined with soda ash and kiln roasted at approximately 2,000 F.) | 207 | 0 | 1,483 | 0.24% | 13.3% | 20.5% | |
| NUCOR STEEL-BERKELEY | HUGER | SC | Nickel compounds | 475 | 0 | 1,440 | 0.24% | 12.7% | 40.8% | |
| NUCOR INSULATED PANEL GROUP | LAURENS | SC | Diisocyanates | 157 | 0 | 1,214 | 0.20% | 18.3% | 34.1% | |
| CALIFORNIA STEEL INDUSTRIES INC. | FONTANA | CA | Chromium compounds (except for chromite ore mined in the Transvaal Region of South Africa and the unreacted ore component of the chromite ore processing residue (COPR). COPR is the solid waste remaining after aqueous extraction of oxidized chromite ore that has been combined with soda ash and kiln roasted at approximately 2,000 F.) | 6 | 0 | 1,100 | 0.18% | 12.7% | 82.8% | |
| NUCOR STEEL - JEWETT TEXAS DIV | JEWETT | TX | Chromium compounds (except for chromite ore mined in the Transvaal Region of South Africa and the unreacted ore component of the chromite ore processing residue (COPR). COPR is the solid waste remaining after aqueous extraction of oxidized chromite ore that has been combined with soda ash and kiln roasted at approximately 2,000 F.) | 1,213 | 0 | 1,077 | 0.18% | 15.4% | 39.0% | |
| NUCOR STEEL - A DIV OF NUCOR CORP | PLYMOUTH | UT | Polycyclic aromatic compounds | 1,520 | 0 | 1,056 | 0.17% | 10.5% | 14.6% | |
| NUCOR STEEL BIRMINGHAM INC | BIRMINGHAM | AL | Nickel compounds | 36 | 0 | 947 | 0.16% | 25.0% | 63.9% | |
| NUCOR CORP-VULCRAFT/NUCOR COLD FINISH DIV | NORFOLK | NE | Nickel | 10 | 0 | 925 | 0.15% | 12.7% | 24.8% | |
| NUCOR STEEL MEMPHIS INC | MEMPHIS | TN | Cadmium compounds | 15 | 0 | 843 | 0.14% | 22.7% | 69.0% | |
| NUCOR STEEL AUBURN INC | AUBURN | NY | Chromium compounds (except for chromite ore mined in the Transvaal Region of South Africa and the unreacted ore component of the chromite ore processing residue (COPR). COPR is the solid waste remaining after aqueous extraction of oxidized chromite ore that has been combined with soda ash and kiln roasted at approximately 2,000 F.) | 36 | 0 | 731 | 0.12% | 18.5% | 18.1% | |
| NUCOR STEEL JACKSON INC | FLOWOOD | MS | Chromium compounds (except for chromite ore mined in the Transvaal Region of South Africa and the unreacted ore component of the chromite ore processing residue (COPR). COPR is the solid waste remaining after aqueous extraction of oxidized chromite ore that has been combined with soda ash and kiln roasted at approximately 2,000 F.) | 7 | 0 | 681 | 0.11% | 15.8% | 56.4% | |
| NUCOR CORP VULCRAFT DIV | BRIGHAM CITY | UT | Nickel compounds | 18 | 0 | 665 | 0.11% | 8.3% | 21.2% | |
| NUCOR CORP VULCRAFT DIV | FLORENCE | SC | Manganese compounds | 378 | 0 | 630 | 0.10% | 26.0% | 67.5% | |
| NUCOR STEEL DECATUR LLC | TRINITY | AL | Nickel compounds | 46 | 0 | 623 | 0.10% | 14.4% | 34.8% | |
| NUCOR STEEL-BERKELEY | HUGER | SC | Chromium compounds (except for chromite ore mined in the Transvaal Region of South Africa and the unreacted ore component of the chromite ore processing residue (COPR). COPR is the solid waste remaining after aqueous extraction of oxidized chromite ore that has been combined with soda ash and kiln roasted at approximately 2,000 F.) | 149 | 0 | 620 | 0.10% | 12.8% | 40.8% | |
| NUCOR STEEL TUSCALOOSA INC | TUSCALOOSA | AL | Cadmium compounds | 15 | 0 | 599 | 0.10% | 23.0% | 49.1% | |
| NUCOR STEEL MARION INC | MARION | OH | Manganese compounds | 475 | 0 | 581 | 0.10% | 16.3% | 9.0% | |
| NUCOR STEEL MEMPHIS INC | MEMPHIS | TN | Cobalt compounds | 3 | 0 | 573 | 0.09% | 22.5% | 68.5% | |
| REPUBLIC CONDUIT INC | CEDAR SPRINGS | GA | Chromium compounds (except for chromite ore mined in the Transvaal Region of South Africa and the unreacted ore component of the chromite ore processing residue (COPR). COPR is the solid waste remaining after aqueous extraction of oxidized chromite ore that has been combined with soda ash and kiln roasted at approximately 2,000 F.) | 4 | 0 | 525 | 0.09% | 20.1% | 36.7% | |
| NUCOR CORP-VULCRAFT/NUCOR COLD FINISH DIV | NORFOLK | NE | Manganese | 402 | 0 | 513 | 0.08% | 12.7% | 24.8% | |
| NUCOR STEEL GALLATIN LLC | WARSAW | KY | Chromium compounds (except for chromite ore mined in the Transvaal Region of South Africa and the unreacted ore component of the chromite ore processing residue (COPR). COPR is the solid waste remaining after aqueous extraction of oxidized chromite ore that has been combined with soda ash and kiln roasted at approximately 2,000 F.) | 90 | 0 | 466 | 0.08% | 9.9% | 11.0% | |
| NUCOR STEEL | CRAWFORDSVILLE | IN | Polycyclic aromatic compounds | 316 | 0 | 455 | 0.07% | 10.4% | 6.8% | |
| NUCOR STEEL-DARLINGTON | DARLINGTON | SC | Chromium compounds (except for chromite ore mined in the Transvaal Region of South Africa and the unreacted ore component of the chromite ore processing residue (COPR). COPR is the solid waste remaining after aqueous extraction of oxidized chromite ore that has been combined with soda ash and kiln roasted at approximately 2,000 F.) | 163 | 0 | 443 | 0.07% | 22.1% | 52.1% | |
| NUCOR VULCRAFT GROUP SAINT JOE DIV | SAINT JOE | IN | Nickel | 29 | 0 | 425 | 0.07% | 10.1% | 17.5% | |
| NUCOR STEEL HERTFORD COUNTY | COFIELD | NC | Chromium compounds (except for chromite ore mined in the Transvaal Region of South Africa and the unreacted ore component of the chromite ore processing residue (COPR). COPR is the solid waste remaining after aqueous extraction of oxidized chromite ore that has been combined with soda ash and kiln roasted at approximately 2,000 F.) | 154 | 0 | 419 | 0.07% | 15.9% | 52.8% | |
| NUCOR STEEL | CRAWFORDSVILLE | IN | Manganese compounds | 3,485 | 0 | 416 | 0.07% | 9.5% | 12.8% | |
| NUCOR VULCRAFT GROUP SAINT JOE DIV | SAINT JOE | IN | Chromium | 12 | 0 | 411 | 0.07% | 9.5% | 16.1% | |
| NUCOR STEEL-DARLINGTON | DARLINGTON | SC | Nickel compounds | 303 | 0 | 386 | 0.06% | 22.7% | 53.3% | |
| NUCOR STEEL LONGVIEW LLC | LONGVIEW | TX | Lead compounds | 538 | 0 | 383 | 0.06% | 19.3% | 52.8% | |
| NUCOR CORP VULCRAFT DIV | FLORENCE | SC | Nickel compounds | 3 | 0 | 380 | 0.06% | 26.0% | 67.5% | |
| NUCOR WAREHOUSE SYSTEMS | LOS ANGELES | CA | Manganese | 77 | 0 | 364 | 0.06% | 19.8% | 87.0% | |
| NUCOR STEEL JACKSON INC | FLOWOOD | MS | Nickel compounds | 5 | 0 | 346 | 0.06% | 15.8% | 56.4% | |
| NUCOR STEEL JACKSON INC | FLOWOOD | MS | Manganese compounds | 219 | 0 | 343 | 0.06% | 15.8% | 56.2% | |
| NUCOR STEEL DECATUR LLC | TRINITY | AL | Polycyclic aromatic compounds | 106 | 0 | 331 | 0.05% | 15.2% | 35.6% | |
| SKYLINE STEEL LLC-BELPRE | BELPRE | OH | Nickel | 6 | 0 | 305 | 0.05% | 11.8% | 7.1% | |
| NUCOR STEEL | CRAWFORDSVILLE | IN | Nickel compounds | 146 | 0 | 304 | 0.05% | 9.1% | 16.4% | |
| SKYLINE STEEL LLC-CAMP HILL | CAMP HILL | PA | Manganese | 92 | 0 | 296 | 0.05% | 9.2% | 33.3% | |
| NUCOR STEEL MEMPHIS INC | MEMPHIS | TN | Nickel compounds | 31 | 0 | 279 | 0.05% | 22.9% | 69.5% | |
| NUCOR STEEL KANKAKEE INC | BOURBONNAIS | IL | Nickel compounds | 8 | 0 | 261 | 0.04% | 14.7% | 30.6% | |
| NUCOR COATINGS CORP | BLYTHEVILLE | AR | Nickel compounds | 75 | 0 | 251 | 0.04% | 20.7% | 36.6% | |
| NUCOR STEEL DECATUR LLC | TRINITY | AL | Manganese compounds | 1,568 | 0 | 248 | 0.04% | 14.4% | 34.8% | |
| NUCOR STEEL KANKAKEE INC | BOURBONNAIS | IL | Manganese compounds | 556 | 0 | 243 | 0.04% | 14.7% | 30.6% | |
| NUCOR STEEL SEATTLE INC | SEATTLE | WA | Lead compounds | 61 | 0 | 235 | 0.04% | 8.6% | 42.6% | |
| NUCOR STEEL TUSCALOOSA INC | TUSCALOOSA | AL | Manganese compounds | 1,474 | 0 | 235 | 0.04% | 24.2% | 50.3% | |
| ST. LOUIS COLD DRAWN | SAINT LOUIS | MO | Manganese compounds | 131 | 0 | 232 | 0.04% | 26.8% | 72.1% | |
| ST. LOUIS COLD DRAWN | SAINT LOUIS | MO | Nickel compounds | 2 | 0 | 229 | 0.04% | 26.8% | 72.1% | |
| NUCOR-YAMATO STEEL CO | BLYTHEVILLE | AR | Chromium compounds (except for chromite ore mined in the Transvaal Region of South Africa and the unreacted ore component of the chromite ore processing residue (COPR). COPR is the solid waste remaining after aqueous extraction of oxidized chromite ore that has been combined with soda ash and kiln roasted at approximately 2,000 F.) | 92 | 0 | 228 | 0.04% | 20.4% | 35.8% | |
| NUCOR STEEL TUSCALOOSA INC | TUSCALOOSA | AL | Nickel compounds | 34 | 0 | 221 | 0.04% | 23.2% | 49.3% | |
| NUCOR STEEL MEMPHIS INC | MEMPHIS | TN | Manganese compounds | 1,008 | 0 | 192 | 0.03% | 23.6% | 71.0% | |
| NUCOR CORP VULCRAFT DIV | BRIGHAM CITY | UT | Manganese compounds | 363 | 0 | 188 | 0.03% | 8.2% | 20.7% | |
| NUCOR CORP-VULCRAFT/NUCOR COLD FINISH DIV | NORFOLK | NE | Certain glycol ethers | 53,247 | 0 | 181 | 0.03% | 12.1% | 23.3% | |
| NUCOR VULCRAFT GROUP SAINT JOE DIV | SAINT JOE | IN | Certain glycol ethers | 84,154 | 0 | 176 | 0.03% | 10.6% | 18.6% | |
| NUCOR STEEL NEBRASKA | NORFOLK | NE | Manganese compounds | 2,429 | 0 | 161 | 0.03% | 13.3% | 20.5% | |
| NUCOR STEEL - A DIV OF NUCOR CORP | PLYMOUTH | UT | Manganese compounds | 3,344 | 0 | 161 | 0.03% | 11.3% | 16.4% | |
| NUCOR STEEL FLORIDA INC. | FROSTPROOF | FL | Manganese compounds | 977 | 0 | 160 | 0.03% | 19.0% | 52.4% | |
| C.H.I. OVERHEAD DOORS | ARTHUR | IL | Diisocyanates | 53 | 0 | 157 | 0.03% | 13.8% | 16.8% | |
| NUCOR STEEL AUBURN INC | AUBURN | NY | Nickel compounds | 19 | 0 | 138 | 0.02% | 16.8% | 18.5% | |
| SKYLINE STEEL LLC-LONGVIEW | LONGVIEW | WA | Manganese | 185 | 0 | 135 | 0.02% | 16.0% | 23.6% | |
| NUCOR STEEL - JEWETT TEXAS DIV | JEWETT | TX | Nickel compounds | 176 | 0 | 132 | 0.02% | 15.3% | 38.2% | |
| NUCOR STEEL KANKAKEE INC | BOURBONNAIS | IL | Lead compounds | 150 | 0 | 127 | 0.02% | 14.5% | 31.0% | |
| CALIFORNIA STEEL INDUSTRIES INC. | FONTANA | CA | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 1,886 | 0 | 121 | 0.02% | 12.7% | 84.0% | |
| NUCOR VULCRAFT GROUP SAINT JOE DIV | SAINT JOE | IN | Manganese | 512 | 0 | 113 | 0.02% | 9.7% | 16.5% | |
| NUCOR CORP VULCRAFT DIV | FORT PAYNE | AL | Manganese | 287 | 0 | 106 | 0.02% | 19.9% | 22.7% | |
| SKYLINE STEEL LLC-BELPRE | BELPRE | OH | Benzo[g,h,i]perylene | 126 | 0 | 99 | 0.02% | 11.2% | 7.1% | |
| NUCOR VULCRAFT GROUP - GRAPELAND DIV | GRAPELAND | TX | Certain glycol ethers | 71,246 | 0 | 92 | 0.02% | 15.4% | 39.7% | |
| NUCOR COLD FINISH WISCONSIN INC | OAK CREEK | WI | Nickel | 1 | 0 | 91 | 0.01% | 12.5% | 37.4% | |
| NUCOR STEEL BIRMINGHAM INC | BIRMINGHAM | AL | Manganese compounds | 63 | 0 | 90 | 0.01% | 33.1% | 79.5% | |
| NUCOR STEEL - A DIV OF NUCOR CORP | PLYMOUTH | UT | Lead compounds | 906 | 0 | 84 | 0.01% | 11.3% | 16.4% | |
| NUCOR STEEL LONGVIEW LLC | LONGVIEW | TX | Zinc compounds | 6,699 | 0 | 84 | 0.01% | 24.7% | 66.9% | |
| NUCOR STEEL JACKSON INC | FLOWOOD | MS | Lead compounds | 86 | 0 | 83 | 0.01% | 15.7% | 56.6% | |
| NUCOR CORP VULCRAFT DIV | FORT PAYNE | AL | Certain glycol ethers | 32,554 | 0 | 79 | 0.01% | 19.9% | 22.2% | |
| NUCOR STEEL NEBRASKA | NORFOLK | NE | Lead compounds | 630 | 0 | 77 | 0.01% | 13.2% | 20.5% | |
| NUCOR LMP | MARYVILLE | MO | Nickel | 5 | 0 | 74 | 0.01% | 31.1% | 8.5% | |
| SKYLINE STEEL LLC-BELPRE | BELPRE | OH | Manganese | 114 | 0 | 73 | 0.01% | 11.8% | 7.1% | |
| NUCOR STEEL HERTFORD COUNTY | COFIELD | NC | Cadmium compounds | 11 | 0 | 72 | 0.01% | 15.6% | 52.9% | |
| NUCOR STEEL KANKAKEE INC | BOURBONNAIS | IL | Mercury compounds | 162 | 0 | 71 | 0.01% | 14.5% | 31.0% | |
| NUCOR STEEL-ARKANSAS | BLYTHEVILLE | AR | Chromium compounds (except for chromite ore mined in the Transvaal Region of South Africa and the unreacted ore component of the chromite ore processing residue (COPR). COPR is the solid waste remaining after aqueous extraction of oxidized chromite ore that has been combined with soda ash and kiln roasted at approximately 2,000 F.) | 21 | 0 | 67 | 0.01% | 19.6% | 33.0% | |
| REPUBLIC CONDUIT MANUFACTURING | LOUISVILLE | KY | Certain glycol ethers | 7,155 | 0 | 65 | 0.01% | 17.7% | 38.5% | |
| NUCOR-YAMATO STEEL CO | BLYTHEVILLE | AR | Nickel compounds | 40 | 0 | 63 | 0.01% | 20.7% | 36.0% | |
| NUCOR STEEL-ARKANSAS | BLYTHEVILLE | AR | Cadmium compounds | 6 | 0 | 61 | 0.01% | 21.3% | 36.5% | |
| VULCRAFT OF NEW YORK INC. | CHEMUNG | NY | Manganese | 240 | 0 | 58 | 0.01% | 12.9% | 9.0% | |
| NUCOR STEEL GALLATIN LLC | WARSAW | KY | Nickel compounds | 6 | 0 | 55 | 0.01% | 11.7% | 10.8% | |
| NUCOR-YAMATO STEEL CO | BLYTHEVILLE | AR | Manganese compounds | 3,683 | 0 | 54 | 0.01% | 21.5% | 36.7% | |
| NUCOR VULCRAFT GROUP - GRAPELAND DIV | GRAPELAND | TX | Manganese | 226 | 0 | 53 | 0.01% | 15.1% | 38.5% | |
| NUCOR STEEL FLORIDA INC. | FROSTPROOF | FL | Nickel compounds | 10 | 0 | 53 | 0.01% | 19.0% | 48.5% | |
| NUCOR STEEL SEDALIA LLC | SEDALIA | MO | Chromium compounds (except for chromite ore mined in the Transvaal Region of South Africa and the unreacted ore component of the chromite ore processing residue (COPR). COPR is the solid waste remaining after aqueous extraction of oxidized chromite ore that has been combined with soda ash and kiln roasted at approximately 2,000 F.) | 8 | 0 | 52 | 0.01% | 25.2% | 37.7% | |
| NUCOR TOWERS & STRUCTURES | HAZLETON | PA | Manganese | 133 | 0 | 52 | 0.01% | 24.0% | 62.7% | |
| NUCOR STEEL TUSCALOOSA INC | TUSCALOOSA | AL | Lead compounds | 256 | 0 | 45 | 0.01% | 23.4% | 49.4% | |
| NUCOR COATINGS CORP | BLYTHEVILLE | AR | Naphthalene | 1,153 | 0 | 40 | 0.01% | 20.4% | 36.1% | |
| NUCOR STEEL GALLATIN LLC | WARSAW | KY | Manganese compounds | 828 | 0 | 38 | 0.01% | 9.7% | 11.0% | |
| REPUBLIC CONDUIT MANUFACTURING | LOUISVILLE | KY | Zinc compounds | 6,441 | 0 | 34 | 0.01% | 17.4% | 38.0% | |
| NUCOR STEEL NEBRASKA | NORFOLK | NE | Nickel compounds | 30 | 0 | 33 | 0.01% | 12.7% | 19.6% | |
| NUCOR STEEL BIRMINGHAM INC | BIRMINGHAM | AL | Mercury compounds | 143 | 0 | 32 | 0.01% | 18.2% | 50.9% | |
| SKYLINE STEEL LLC-IUKA | IUKA | MS | Manganese | 281 | 0 | 32 | 0.01% | 16.6% | 9.8% | |
| NUCOR STEEL MEMPHIS INC | MEMPHIS | TN | Lead compounds | 174 | 0 | 32 | 0.01% | 22.5% | 68.7% | |
| NUCOR STEEL JACKSON INC | FLOWOOD | MS | Mercury compounds | 131 | 0 | 31 | 0.01% | 15.6% | 57.1% | |
| NUCOR STEEL MARION INC | MARION | OH | Lead compounds | 155 | 0 | 31 | 0.01% | 15.3% | 12.8% | |
| NUCOR STEEL HERTFORD COUNTY | COFIELD | NC | Nickel compounds | 34 | 0 | 31 | 0.01% | 15.5% | 52.9% | |
| VULCRAFT OF NEW YORK INC. | CHEMUNG | NY | Nickel | 2 | 0 | 29 | 0.00% | 12.9% | 9.0% | |
| NUCOR CORP VULCRAFT DIV | FORT PAYNE | AL | Nickel | 1 | 0 | 29 | 0.00% | 19.9% | 22.6% | |
| CALIFORNIA STEEL INDUSTRIES INC. | FONTANA | CA | Manganese | 10 | 0 | 28 | 0.00% | 12.7% | 83.6% | |
| VULCRAFT OF NEW YORK INC. | CHEMUNG | NY | Certain glycol ethers | 10,155 | 0 | 28 | 0.00% | 12.9% | 9.2% | |
| NUCOR-YAMATO STEEL CO | BLYTHEVILLE | AR | Lead compounds | 1,037 | 0 | 27 | 0.00% | 21.8% | 36.9% | |
| NUCOR FASTENER | SHELBYVILLE | IN | Nickel | 1 | 0 | 26 | 0.00% | 13.3% | 27.8% | |
| NUCOR STEEL JACKSON INC | FLOWOOD | MS | Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 73 | 0 | 25 | 0.00% | 15.7% | 56.5% | |
| NUCOR STEEL HERTFORD COUNTY | COFIELD | NC | Manganese compounds | 633 | 0 | 24 | 0.00% | 16.0% | 52.8% | |
| NUCOR STEEL - A DIV OF NUCOR CORP | PLYMOUTH | UT | Mercury compounds | 453 | 0 | 22 | 0.00% | 11.3% | 16.4% | |
| NUCOR STEEL SEATTLE INC | SEATTLE | WA | Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 37 | 0 | 21 | 0.00% | 8.6% | 42.5% | |
| NUCOR STEEL AUBURN INC | AUBURN | NY | Manganese compounds | 64 | 0 | 20 | 0.00% | 19.0% | 18.0% | |
| NUCOR STEEL SEATTLE INC | SEATTLE | WA | Zinc compounds | 1,300 | 0 | 20 | 0.00% | 8.6% | 42.6% | |
| NUCOR STEEL-ARKANSAS | BLYTHEVILLE | AR | Nickel compounds | 13 | 0 | 20 | 0.00% | 21.4% | 36.7% | |
| NUCOR BUILDING SYSTEMS LLC-UTAH | BRIGHAM CITY | UT | Nickel | 0 | 0 | 19 | 0.00% | 8.4% | 20.5% | |
| SKYLINE STEEL LLC-NEWTON | NEWTON | IL | Manganese | 156 | 0 | 18 | 0.00% | 11.9% | 3.7% | |
| NUCOR STEEL - JEWETT TEXAS DIV | JEWETT | TX | Manganese compounds | 1,534 | 0 | 18 | 0.00% | 15.1% | 37.6% | |
| NUCOR STEEL MEMPHIS INC | MEMPHIS | TN | Mercury compounds | 250 | 0 | 18 | 0.00% | 21.8% | 67.1% | |
| INDEPENDENCE TUBE CORP - TRINITY | TRINITY | AL | Certain glycol ethers | 5,082 | 2,198 | 17 | 0.00% | 12.7% | 34.2% | |
| NUCOR STEEL-BERKELEY | HUGER | SC | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 5,739 | 0 | 16 | 0.00% | 11.8% | 40.1% | |
| NUCOR STEEL-DARLINGTON | DARLINGTON | SC | Manganese compounds | 425 | 0 | 16 | 0.00% | 21.8% | 51.3% | |
| NUCOR TOWERS & STRUCTURES | HAZLETON | PA | Lead | 30 | 0 | 15 | 0.00% | 18.2% | 34.1% | |
| SKYLINE STEEL LLC-ARMOREL | ARMOREL | AR | Nickel | 5 | 0 | 14 | 0.00% | 20.1% | 35.6% | |
| SKYLINE STEEL LLC-ARMOREL | ARMOREL | AR | Benzo[g,h,i]perylene | 484 | 1 | 14 | 0.00% | 18.2% | 31.1% | |
| NUCOR STEEL-BERKELEY | HUGER | SC | Manganese compounds | 264 | 0 | 14 | 0.00% | 12.5% | 40.6% | |
| NUCOR STEEL GALLATIN LLC | WARSAW | KY | Lead compounds | 136 | 0 | 12 | 0.00% | 9.8% | 11.0% | |
| NUCOR STEEL-BERKELEY | HUGER | SC | Lead compounds | 61 | 0 | 12 | 0.00% | 12.1% | 40.2% | |
| NUCOR STEEL | CRAWFORDSVILLE | IN | Lead compounds | 102 | 0 | 11 | 0.00% | 9.4% | 13.8% | |
| REPUBLIC CONDUIT MANUFACTURING | LOUISVILLE | KY | Nitric acid | 702 | 0 | 10 | 0.00% | 17.4% | 38.0% | |
| NUCOR STEEL MEMPHIS INC | MEMPHIS | TN | Vanadium compounds | 26 | 0 | 10 | 0.00% | 24.1% | 71.9% | |
| NUCOR STEEL-DARLINGTON | DARLINGTON | SC | Lead compounds | 275 | 0 | 9 | 0.00% | 22.6% | 53.1% | |
| NUCOR STEEL SEATTLE INC | SEATTLE | WA | Dioxin and dioxin-like compounds (Manufacturing; and the processing or otherwise use of dioxin and dioxin like compounds if the dioxin and dioxin like compounds are present as contaminants in a chemical and if they were created during the manufacturing of that chemical.) | 0 | 0 | 9 | 0.00% | 8.5% | 41.8% | |
| NUCOR BUILDING SYSTEMS | SWANSEA | SC | Nickel | 0 | 0 | 9 | 0.00% | 18.6% | 43.8% | |
| ST. LOUIS COLD DRAWN | SAINT LOUIS | MO | Lead compounds | 3 | 0 | 9 | 0.00% | 26.8% | 72.1% | |
| NUCOR STEEL | CRAWFORDSVILLE | IN | Vanadium compounds | 43 | 0 | 8 | 0.00% | 9.5% | 12.6% | |
| NUCOR STEEL KANKAKEE INC | BOURBONNAIS | IL | Dioxin and dioxin-like compounds (Manufacturing; and the processing or otherwise use of dioxin and dioxin like compounds if the dioxin and dioxin like compounds are present as contaminants in a chemical and if they were created during the manufacturing of that chemical.) | 0 | 0 | 8 | 0.00% | 14.5% | 31.0% | |
| NUCOR STEEL JACKSON INC | FLOWOOD | MS | Zinc compounds | 1,012 | 0 | 8 | 0.00% | 15.8% | 56.3% | |
| REPUBLIC CONDUIT MANUFACTURING | LOUISVILLE | KY | Lead | 6 | 0 | 7 | 0.00% | 17.4% | 38.0% | |
| NUCOR STEEL BIRMINGHAM INC | BIRMINGHAM | AL | Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 132 | 0 | 7 | 0.00% | 28.3% | 70.0% | |
| NUCOR STEEL-ARKANSAS | BLYTHEVILLE | AR | Mercury compounds | 388 | 0 | 7 | 0.00% | 21.8% | 37.4% | |
| NUCOR STEEL | CRAWFORDSVILLE | IN | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 5,815 | 0 | 7 | 0.00% | 9.4% | 13.3% | |
| NUCOR STEEL DECATUR LLC | TRINITY | AL | Lead compounds | 137 | 0 | 7 | 0.00% | 13.3% | 34.1% | |
| NUCOR STEEL TUSCALOOSA INC | TUSCALOOSA | AL | Zinc compounds | 10,877 | 0 | 7 | 0.00% | 23.1% | 49.1% | |
| NUCOR STEEL KANKAKEE INC | BOURBONNAIS | IL | Zinc compounds | 1,882 | 0 | 7 | 0.00% | 14.5% | 31.0% | |
| NUCOR COLD FINISH WISCONSIN INC | OAK CREEK | WI | Manganese | 8 | 0 | 7 | 0.00% | 12.5% | 37.4% | |
| NUCOR STEEL GALLATIN LLC | WARSAW | KY | Vanadium compounds | 119 | 0 | 7 | 0.00% | 9.9% | 11.0% | |
| NUCOR STEEL MARION INC | MARION | OH | Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 60 | 0 | 6 | 0.00% | 16.3% | 9.1% | |
| NUCOR BUILDING SYSTEMS | WATERLOO | IN | 1,2,4-Trimethylbenzene | 10,544 | 1,178 | 6 | 0.00% | 10.8% | 10.2% | |
| REPUBLIC CONDUIT INC | CEDAR SPRINGS | GA | Certain glycol ethers | 4,436 | 0 | 6 | 0.00% | 20.1% | 36.1% | |
| NUCOR STEEL SEDALIA LLC | SEDALIA | MO | Manganese compounds | 87 | 0 | 6 | 0.00% | 25.3% | 37.9% | |
| NUCOR-YAMATO STEEL CO | BLYTHEVILLE | AR | Mercury compounds | 428 | 0 | 6 | 0.00% | 21.9% | 37.0% | |
| NUCOR STEEL-ARKANSAS | BLYTHEVILLE | AR | Manganese compounds | 174 | 0 | 5 | 0.00% | 19.4% | 32.6% | |
| NUCOR STEEL JACKSON INC | FLOWOOD | MS | Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 61 | 0 | 5 | 0.00% | 15.8% | 56.2% | |
| NUCOR STEEL NEBRASKA | NORFOLK | NE | Cadmium compounds | 2 | 0 | 5 | 0.00% | 10.9% | 16.9% | |
| NUCOR BUILDING SYSTEMS-TEXAS | TERRELL | TX | Manganese | 9 | 0 | 5 | 0.00% | 11.8% | 58.0% | |
| NUCOR STEEL TUSCALOOSA INC | TUSCALOOSA | AL | Vanadium compounds | 23 | 0 | 5 | 0.00% | 24.4% | 50.4% | |
| KIRBY BUILDING SYSTEM | PORTLAND | TN | Manganese | 19 | 0 | 5 | 0.00% | 17.2% | 15.3% | |
| NUCOR STEEL AUBURN INC | AUBURN | NY | Lead compounds | 20 | 0 | 5 | 0.00% | 17.8% | 18.2% | |
| NUCOR STEEL-BERKELEY | HUGER | SC | Mercury compounds | 94 | 0 | 5 | 0.00% | 12.5% | 40.6% | |
| NUCOR STEEL - JEWETT TEXAS DIV | JEWETT | TX | Lead compounds | 211 | 0 | 5 | 0.00% | 15.1% | 37.6% | |
| NUCOR STEEL FLORIDA INC. | FROSTPROOF | FL | Lead compounds | 34 | 0 | 4 | 0.00% | 19.0% | 48.6% | |
| NUCOR STEEL DECATUR LLC | TRINITY | AL | Mercury compounds | 179 | 0 | 4 | 0.00% | 13.0% | 33.9% | |
| NUCOR STEEL | CRAWFORDSVILLE | IN | Mercury compounds | 203 | 0 | 4 | 0.00% | 8.9% | 18.4% | |
| NUCOR BUILDING SYSTEMS LLC-UTAH | BRIGHAM CITY | UT | Manganese | 6 | 0 | 4 | 0.00% | 8.4% | 20.5% | |
| NUCOR STEEL KINGMAN LLC | KINGMAN | AZ | Manganese compounds | 64 | 0 | 4 | 0.00% | 18.7% | 24.4% | |
| NUCOR COATINGS CORP | BLYTHEVILLE | AR | Certain glycol ethers | 6,732 | 0 | 4 | 0.00% | 20.5% | 36.3% | |
| NUCOR STEEL - JEWETT TEXAS DIV | JEWETT | TX | Mercury compounds | 538 | 0 | 4 | 0.00% | 15.6% | 40.0% | |
| NUCOR STEEL GALLATIN LLC | WARSAW | KY | Mercury compounds | 80 | 0 | 4 | 0.00% | 9.7% | 11.0% | |
| NUCOR STEEL | CRAWFORDSVILLE | IN | Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 118 | 0 | 4 | 0.00% | 9.4% | 14.1% | |
| SKYLINE STEEL LLC-ARMOREL | ARMOREL | AR | Manganese | 90 | 0 | 4 | 0.00% | 20.1% | 35.6% | |
| NUCOR STEEL KANKAKEE INC | BOURBONNAIS | IL | Vanadium compounds | 7 | 0 | 4 | 0.00% | 14.9% | 30.2% | |
| NUCOR COLD FINISH WISCONSIN INC | OAK CREEK | WI | Lead | 2 | 0 | 4 | 0.00% | 12.5% | 37.4% | |
| NUCOR STEEL - A DIV OF NUCOR CORP | PLYMOUTH | UT | Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 279 | 0 | 3 | 0.00% | 11.3% | 16.7% | |
| NUCOR STEEL BIRMINGHAM INC | BIRMINGHAM | AL | Dioxin and dioxin-like compounds (Manufacturing; and the processing or otherwise use of dioxin and dioxin like compounds if the dioxin and dioxin like compounds are present as contaminants in a chemical and if they were created during the manufacturing of that chemical.) | 0 | 0 | 3 | 0.00% | 18.1% | 50.7% | |
| CBC STEEL BUILDINGS | LATHROP | CA | Manganese | 2 | 0 | 3 | 0.00% | 10.6% | 73.3% | |
| NUCOR STEEL AUBURN INC | AUBURN | NY | Mercury compounds | 50 | 0 | 3 | 0.00% | 14.5% | 19.0% | |
| NUCOR STEEL FLORIDA INC. | FROSTPROOF | FL | Mercury compounds | 48 | 0 | 3 | 0.00% | 19.0% | 47.9% | |
| NUCOR BUILDINGS GROUP - ALABAMA | EUFAULA | AL | Manganese | 8 | 0 | 3 | 0.00% | 33.9% | 66.3% | |
| NUCOR STEEL MARION INC | MARION | OH | Mercury compounds | 32 | 0 | 3 | 0.00% | 15.1% | 13.7% | |
| NUCOR STEEL | CRAWFORDSVILLE | IN | Zinc compounds | 6,390 | 0 | 3 | 0.00% | 9.3% | 14.2% | |
| NUCOR STEEL JACKSON INC | FLOWOOD | MS | Dioxin and dioxin-like compounds (Manufacturing; and the processing or otherwise use of dioxin and dioxin like compounds if the dioxin and dioxin like compounds are present as contaminants in a chemical and if they were created during the manufacturing of that chemical.) | 0 | 0 | 3 | 0.00% | 15.5% | 57.5% | |
| NUCOR STEEL GALLATIN LLC | WARSAW | KY | Zinc compounds | 6,135 | 0 | 2 | 0.00% | 9.7% | 11.0% | |
| NUCOR STEEL TUSCALOOSA INC | TUSCALOOSA | AL | Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 245 | 0 | 2 | 0.00% | 23.2% | 49.1% | |
| NUCOR STEEL KANKAKEE INC | BOURBONNAIS | IL | Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 44 | 0 | 2 | 0.00% | 14.7% | 30.5% | |
| NUCOR STEEL HERTFORD COUNTY | COFIELD | NC | Mercury compounds | 260 | 0 | 2 | 0.00% | 15.2% | 52.9% | |
| NUCOR STEEL MEMPHIS INC | MEMPHIS | TN | Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 12 | 0 | 2 | 0.00% | 24.0% | 71.8% | |
| NUCOR STEEL KANKAKEE INC | BOURBONNAIS | IL | Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 9 | 0 | 2 | 0.00% | 14.8% | 30.3% | |
| NUCOR COATINGS CORP | BLYTHEVILLE | AR | Ethylbenzene | 703 | 0 | 2 | 0.00% | 20.6% | 36.5% | |
| NUCOR BUILDING SYSTEMS | WATERLOO | IN | Nickel | 0 | 0 | 2 | 0.00% | 10.7% | 11.8% | |
| NUCOR STEEL | CRAWFORDSVILLE | IN | Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 307 | 0 | 2 | 0.00% | 9.4% | 13.5% | |
| NUCOR STEEL NEBRASKA | NORFOLK | NE | Cobalt compounds | 0 | 0 | 2 | 0.00% | 10.9% | 16.9% | |
| NUCOR STEEL-ARKANSAS | BLYTHEVILLE | AR | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 3,848 | 0 | 2 | 0.00% | 19.7% | 33.1% | |
| NUCOR STEEL BIRMINGHAM INC | BIRMINGHAM | AL | Zinc compounds | 171 | 0 | 2 | 0.00% | 32.6% | 78.5% | |
| NUCOR STEEL GALLATIN LLC | WARSAW | KY | Dioxin and dioxin-like compounds (Manufacturing; and the processing or otherwise use of dioxin and dioxin like compounds if the dioxin and dioxin like compounds are present as contaminants in a chemical and if they were created during the manufacturing of that chemical.) | 0 | 0 | 2 | 0.00% | 9.6% | 11.0% | |
| NUCOR STEEL SEDALIA LLC | SEDALIA | MO | Nickel compounds | 0 | 0 | 2 | 0.00% | 25.1% | 37.5% | |
| NUCOR STEEL-BERKELEY | HUGER | SC | Dioxin and dioxin-like compounds (Manufacturing; and the processing or otherwise use of dioxin and dioxin like compounds if the dioxin and dioxin like compounds are present as contaminants in a chemical and if they were created during the manufacturing of that chemical.) | 0 | 0 | 2 | 0.00% | 12.9% | 41.0% | |
| NUCOR-YAMATO STEEL CO | BLYTHEVILLE | AR | Zinc compounds | 11,080 | 0 | 1 | 0.00% | 21.3% | 36.5% | |
| NUCOR BUILDING SYSTEMS | SWANSEA | SC | Manganese | 3 | 0 | 1 | 0.00% | 18.6% | 43.8% | |
| SKYLINE STEEL LLC-ARMOREL | ARMOREL | AR | Xylene (mixed isomers) | 14,397 | 0 | 1 | 0.00% | 19.8% | 35.1% | |
| NUCOR CORP VULCRAFT DIV | BRIGHAM CITY | UT | Lead | 2 | 0 | 1 | 0.00% | 8.4% | 22.1% | |
| NUCOR STEEL DECATUR LLC | TRINITY | AL | Dioxin and dioxin-like compounds (Manufacturing; and the processing or otherwise use of dioxin and dioxin like compounds if the dioxin and dioxin like compounds are present as contaminants in a chemical and if they were created during the manufacturing of that chemical.) | 0 | 0 | 1 | 0.00% | 13.0% | 33.9% | |
| NUCOR STEEL-BERKELEY | HUGER | SC | Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 60 | 0 | 1 | 0.00% | 12.8% | 40.9% | |
| NUCOR STEEL | CRAWFORDSVILLE | IN | Dioxin and dioxin-like compounds (Manufacturing; and the processing or otherwise use of dioxin and dioxin like compounds if the dioxin and dioxin like compounds are present as contaminants in a chemical and if they were created during the manufacturing of that chemical.) | 0 | 0 | 1 | 0.00% | 8.9% | 18.5% | |
| NUCOR VULCRAFT GROUP SAINT JOE DIV | SAINT JOE | IN | Lead | 3 | 0 | 1 | 0.00% | 10.1% | 17.7% | |
| AMERICAN BUILDINGS COMPANY-LA CROSSE | LA CROSSE | VA | Manganese | 9 | 0 | 1 | 0.00% | 29.4% | 49.5% | |
| NUCOR STEEL MEMPHIS INC | MEMPHIS | TN | Zinc compounds | 1,392 | 0 | 1 | 0.00% | 22.4% | 68.4% | |
| NUCOR LMP | MARYVILLE | MO | Manganese | 5 | 0 | 1 | 0.00% | 31.1% | 8.5% | |
| REPUBLIC CONDUIT INC | CEDAR SPRINGS | GA | Xylene (mixed isomers) | 3,669 | 0 | 1 | 0.00% | 20.1% | 36.1% | |
| NUCOR STEEL - A DIV OF NUCOR CORP | PLYMOUTH | UT | Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 385 | 0 | 1 | 0.00% | 11.3% | 16.7% | |
| NUCOR STEEL MEMPHIS INC | MEMPHIS | TN | Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 84 | 0 | 1 | 0.00% | 22.6% | 68.8% | |
| NUCOR STEEL MARION INC | MARION | OH | Dioxin and dioxin-like compounds (Manufacturing; and the processing or otherwise use of dioxin and dioxin like compounds if the dioxin and dioxin like compounds are present as contaminants in a chemical and if they were created during the manufacturing of that chemical.) | 0 | 0 | 1 | 0.00% | 15.0% | 14.1% | |
| NUCOR STEEL FLORIDA INC. | FROSTPROOF | FL | Zinc compounds | 1,463 | 0 | 1 | 0.00% | 19.0% | 48.7% | |
| NUCOR STEEL JACKSON INC | FLOWOOD | MS | Polychlorinated biphenyls | 0 | 0 | 1 | 0.00% | 15.5% | 57.5% | |
| NUCOR STEEL DECATUR LLC | TRINITY | AL | Vanadium compounds | 7 | 0 | 1 | 0.00% | 14.2% | 34.7% | |
| NUCOR STEEL AUBURN INC | AUBURN | NY | Dioxin and dioxin-like compounds (Manufacturing; and the processing or otherwise use of dioxin and dioxin like compounds if the dioxin and dioxin like compounds are present as contaminants in a chemical and if they were created during the manufacturing of that chemical.) | 0 | 0 | 1 | 0.00% | 14.4% | 19.0% | |
| NUCOR STEEL HERTFORD COUNTY | COFIELD | NC | Zinc compounds | 8,620 | 0 | 1 | 0.00% | 15.5% | 52.9% | |
| NUCOR-YAMATO STEEL CO | BLYTHEVILLE | AR | Dioxin and dioxin-like compounds (Manufacturing; and the processing or otherwise use of dioxin and dioxin like compounds if the dioxin and dioxin like compounds are present as contaminants in a chemical and if they were created during the manufacturing of that chemical.) | 0 | 0 | 1 | 0.00% | 22.0% | 37.0% | |
| AMERICAN BUILDINGS CO EL PASO | EL PASO | IL | Manganese | 14 | 0 | 1 | 0.00% | 9.5% | 12.4% | |
| NUCOR STEEL HERTFORD COUNTY | COFIELD | NC | Lead compounds | 36 | 0 | 1 | 0.00% | 15.5% | 52.9% | |
| NUCOR STEEL-BERKELEY | HUGER | SC | 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) | 29,024 | 0 | 1 | 0.00% | 12.6% | 40.7% | |
| NUCOR STEEL LOUISIANA LLC | CONVENT | LA | 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) | 31,220 | 0 | 1 | 0.00% | 13.2% | 40.5% | |
| NUCOR STEEL-ARKANSAS | BLYTHEVILLE | AR | Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 61 | 0 | 1 | 0.00% | 21.4% | 36.7% | |
| NUCOR STEEL - A DIV OF NUCOR CORP | PLYMOUTH | UT | Dioxin and dioxin-like compounds (Manufacturing; and the processing or otherwise use of dioxin and dioxin like compounds if the dioxin and dioxin like compounds are present as contaminants in a chemical and if they were created during the manufacturing of that chemical.) | 0 | 0 | 1 | 0.00% | 11.3% | 16.8% | |
| NUCOR STEEL SEDALIA LLC | SEDALIA | MO | Lead compounds | 25 | 0 | 1 | 0.00% | 18.5% | 25.0% | |
| NUCOR STEEL DECATUR LLC | TRINITY | AL | Zinc compounds | 1,228 | 0 | 1 | 0.00% | 14.1% | 34.6% | |
| NUCOR STEEL-DARLINGTON | DARLINGTON | SC | Mercury compounds | 41 | 0 | 1 | 0.00% | 22.7% | 53.4% | |
| NUCOR STEEL GALLATIN LLC | WARSAW | KY | Polycyclic aromatic compounds | 0 | 0 | 1 | 0.00% | 14.8% | 10.5% | |
| NUCOR STEEL FLORIDA INC. | FROSTPROOF | FL | Dioxin and dioxin-like compounds (Manufacturing; and the processing or otherwise use of dioxin and dioxin like compounds if the dioxin and dioxin like compounds are present as contaminants in a chemical and if they were created during the manufacturing of that chemical.) | 0 | 0 | 1 | 0.00% | 19.0% | 47.9% | |
| NUCOR STEEL-BERKELEY | HUGER | SC | Zinc compounds | 808 | 0 | 1 | 0.00% | 12.1% | 40.3% | |
| C.H.I. OVERHEAD DOORS | ARTHUR | IL | Manganese | 4 | 0 | 1 | 0.00% | 13.3% | 14.0% | |
| NUCOR STEEL - A DIV OF NUCOR CORP | PLYMOUTH | UT | Zinc compounds | 3,510 | 0 | 1 | 0.00% | 11.3% | 16.7% | |
| NUCOR STEEL-BERKELEY | HUGER | SC | Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 99 | 0 | 1 | 0.00% | 12.5% | 40.8% | |
| NUCOR BUILDING SYSTEMS | WATERLOO | IN | Manganese | 4 | 0 | 1 | 0.00% | 10.7% | 11.8% | |
| NUCOR STEEL NEBRASKA | NORFOLK | NE | Mercury compounds | 104 | 0 | 1 | 0.00% | 10.9% | 16.9% | |
| NUCOR STEEL-DARLINGTON | DARLINGTON | SC | Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 279 | 0 | 1 | 0.00% | 22.6% | 53.2% | |
| NUCOR STEEL SEATTLE INC | SEATTLE | WA | Mercury compounds | 1 | 0 | 1 | 0.00% | 8.6% | 42.4% | |
| NUCOR STEEL-ARKANSAS | BLYTHEVILLE | AR | Lead compounds | 15 | 0 | 1 | 0.00% | 21.7% | 37.2% | |
| NUCOR-YAMATO STEEL CO | BLYTHEVILLE | AR | Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 262 | 0 | 1 | 0.00% | 21.1% | 36.3% | |
| REPUBLIC CONDUIT INC | CEDAR SPRINGS | GA | Zinc compounds | 578 | 0 | 1 | 0.00% | 20.2% | 38.4% | |
| NUCOR STEEL TUSCALOOSA INC | TUSCALOOSA | AL | Dioxin and dioxin-like compounds (Manufacturing; and the processing or otherwise use of dioxin and dioxin like compounds if the dioxin and dioxin like compounds are present as contaminants in a chemical and if they were created during the manufacturing of that chemical.) | 0 | 0 | 0 | 0.00% | 18.8% | 44.9% | |
| NUCOR STEEL - JEWETT TEXAS DIV | JEWETT | TX | Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 370 | 0 | 0 | 0.00% | 15.1% | 37.7% | |
| REPUBLIC CONDUIT INC | CEDAR SPRINGS | GA | Nitric acid | 198 | 0 | 0 | 0.00% | 20.2% | 38.3% | |
| NUCOR STEEL GALLATIN LLC | WARSAW | KY | Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 80 | 0 | 0 | 0.00% | 10.0% | 11.0% | |
| NUCOR STEEL AUBURN INC | AUBURN | NY | Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 23 | 0 | 0 | 0.00% | 18.4% | 18.1% | |
| NUCOR STEEL-BERKELEY | HUGER | SC | Vanadium compounds | 4 | 0 | 0 | 0.00% | 12.1% | 40.3% | |
| NUCOR STEEL NEBRASKA | NORFOLK | NE | Polycyclic aromatic compounds | 0 | 0 | 0 | 0.00% | 13.7% | 21.1% | |
| NUCOR STEEL - A DIV OF NUCOR CORP | PLYMOUTH | UT | Polychlorinated biphenyls | 0 | 0 | 0 | 0.00% | 11.3% | 16.4% | |
| NUCOR STEEL HERTFORD COUNTY | COFIELD | NC | Barium | 23 | 0 | 0 | 0.00% | 15.9% | 52.8% | |
| NUCOR STEEL-DARLINGTON | DARLINGTON | SC | Zinc compounds | 2,959 | 0 | 0 | 0.00% | 22.7% | 53.5% | |
| NUCOR STEEL AUBURN INC | AUBURN | NY | Zinc compounds | 271 | 0 | 0 | 0.00% | 18.3% | 18.1% | |
| NUCOR STEEL-ARKANSAS | BLYTHEVILLE | AR | Vanadium compounds | 14 | 0 | 0 | 0.00% | 20.8% | 35.3% | |
| NUCOR STEEL-ARKANSAS | BLYTHEVILLE | AR | Antimony compounds | 20 | 0 | 0 | 0.00% | 21.8% | 37.4% | |
| NUCOR STEEL - JEWETT TEXAS DIV | JEWETT | TX | Zinc compounds | 3,686 | 0 | 0 | 0.00% | 15.1% | 37.5% | |
| NUCOR STEEL-DARLINGTON | DARLINGTON | SC | Dioxin and dioxin-like compounds (Manufacturing; and the processing or otherwise use of dioxin and dioxin like compounds if the dioxin and dioxin like compounds are present as contaminants in a chemical and if they were created during the manufacturing of that chemical.) | 0 | 0 | 0 | 0.00% | 22.8% | 53.6% | |
| NUCOR STEEL DECATUR LLC | TRINITY | AL | Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 39 | 0 | 0 | 0.00% | 14.2% | 34.8% | |
| NUCOR COATINGS CORP | BLYTHEVILLE | AR | Xylene (mixed isomers) | 3,043 | 0 | 0 | 0.00% | 20.5% | 36.3% | |
| NUCOR COATINGS CORP | BLYTHEVILLE | AR | 1,2,4-Trimethylbenzene | 2,097 | 0 | 0 | 0.00% | 20.2% | 35.7% | |
| NUCOR STEEL FLORIDA INC. | FROSTPROOF | FL | Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 31 | 0 | 0 | 0.00% | 19.0% | 49.6% | |
| NUCOR STEEL MARION INC | MARION | OH | Zinc compounds | 216 | 0 | 0 | 0.00% | 15.7% | 11.3% | |
| NUCOR STEEL NEBRASKA | NORFOLK | NE | Zinc compounds | 1,306 | 0 | 0 | 0.00% | 13.0% | 20.1% | |
| NUCOR BRIGHT BAR ORRVILLE LLC | ORRVILLE | OH | Lead compounds | 0 | 0 | 0 | 0.00% | 13.7% | 17.3% | |
| NUCOR BUILDING SYSTEMS-TEXAS | TERRELL | TX | Lead | 0 | 0 | 0 | 0.00% | 11.8% | 58.0% | |
| NUCOR STEEL - JEWETT TEXAS DIV | JEWETT | TX | Dioxin and dioxin-like compounds (Manufacturing; and the processing or otherwise use of dioxin and dioxin like compounds if the dioxin and dioxin like compounds are present as contaminants in a chemical and if they were created during the manufacturing of that chemical.) | 0 | 0 | 0 | 0.00% | 15.6% | 40.0% | |
| NUCOR STEEL-ARKANSAS | BLYTHEVILLE | AR | 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) | 12,682 | 0 | 0 | 0.00% | 20.5% | 34.8% | |
| NUCOR STEEL NEBRASKA | NORFOLK | NE | Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 43 | 0 | 0 | 0.00% | 13.2% | 20.4% | |
| NUCOR BUILDING SYSTEMS LLC-UTAH | BRIGHAM CITY | UT | Lead | 0 | 0 | 0 | 0.00% | 8.4% | 20.5% | |
| NUCOR STEEL-ARKANSAS | BLYTHEVILLE | AR | Zinc compounds | 977 | 0 | 0 | 0.00% | 21.6% | 37.1% | |
| NUCOR STEEL NEBRASKA | NORFOLK | NE | Dioxin and dioxin-like compounds (Manufacturing; and the processing or otherwise use of dioxin and dioxin like compounds if the dioxin and dioxin like compounds are present as contaminants in a chemical and if they were created during the manufacturing of that chemical.) | 0 | 0 | 0 | 0.00% | 10.9% | 16.9% | |
| NUCOR STEEL SEDALIA LLC | SEDALIA | MO | Dioxin and dioxin-like compounds (Manufacturing; and the processing or otherwise use of dioxin and dioxin like compounds if the dioxin and dioxin like compounds are present as contaminants in a chemical and if they were created during the manufacturing of that chemical.) | 0 | 0 | 0 | 0.00% | 16.0% | 20.3% | |
| NUCOR STEEL HERTFORD COUNTY | COFIELD | NC | Dioxin and dioxin-like compounds (Manufacturing; and the processing or otherwise use of dioxin and dioxin like compounds if the dioxin and dioxin like compounds are present as contaminants in a chemical and if they were created during the manufacturing of that chemical.) | 0 | 0 | 0 | 0.00% | 15.2% | 52.9% | |
| NUCOR STEEL-ARKANSAS | BLYTHEVILLE | AR | Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 39 | 0 | 0 | 0.00% | 21.6% | 37.1% | |
| NUCOR STEEL SEDALIA LLC | SEDALIA | MO | Zinc compounds | 650 | 0 | 0 | 0.00% | 17.5% | 23.1% | |
| NUCOR STEEL HERTFORD COUNTY | COFIELD | NC | Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 51 | 0 | 0 | 0.00% | 15.5% | 52.9% | |
| NUCOR STEEL KINGMAN LLC | KINGMAN | AZ | Lead compounds | 1 | 0 | 0 | 0.00% | 18.8% | 24.7% | |
| NUCOR COATINGS CORP | BLYTHEVILLE | AR | Manganese | 1 | 0 | 0 | 0.00% | 20.7% | 36.6% | |
| NUCOR COATINGS CORP | BLYTHEVILLE | AR | n-Butyl alcohol (1-Butanol) | 1,621 | 0 | 0 | 0.00% | 20.6% | 36.4% | |
| REPUBLIC CONDUIT MANUFACTURING | LOUISVILLE | KY | sec-Butyl alcohol (2-Butanol) | 3,977 | 0 | 0 | 0.00% | 17.6% | 38.4% | |
| KIRBY BUILDING SYSTEM | PORTLAND | TN | Lead | 0 | 0 | 0 | 0.00% | 17.2% | 15.3% | |
| NUCOR BUILDING SYSTEMS | SWANSEA | SC | Lead | 0 | 0 | 0 | 0.00% | 18.6% | 43.8% | |
| NUCOR COATINGS CORP | BLYTHEVILLE | AR | Copper | 4 | 0 | 0 | 0.00% | 20.6% | 36.4% | |
| NUCOR BUILDINGS GROUP - ALABAMA | EUFAULA | AL | Lead | 0 | 0 | 0 | 0.00% | 33.9% | 66.3% | |
| NUCOR LMP | MARYVILLE | MO | Lead | 0 | 0 | 0 | 0.00% | 31.1% | 8.5% | |
| NUCOR STEEL TUSCALOOSA INC | TUSCALOOSA | AL | Mercury compounds | 1 | 0 | 0 | 0.00% | 18.8% | 44.9% | |
| NUCOR STEEL SEDALIA LLC | SEDALIA | MO | 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% | 22.1% | 31.9% | |
| SKYLINE STEEL LLC. - GEO POMONA | POMONA | CA | Manganese | 0 | 0 | 0 | 0.00% | 14.1% | 87.4% | |
| NUCOR STEEL CONNECTICUT | WALLINGFORD | CT | Chromium compounds (except for chromite ore mined in the Transvaal Region of South Africa and the unreacted ore component of the chromite ore processing residue (COPR). COPR is the solid waste remaining after aqueous extraction of oxidized chromite ore that has been combined with soda ash and kiln roasted at approximately 2,000 F.) | 0 | 0 | 0 | 0.00% | 12.1% | 42.5% | |
| AMERICAN BUILDINGS CO EL PASO | EL PASO | IL | Lead | 0 | 0 | 0 | 0.00% | 9.5% | 12.4% | |
| NUCOR BUILDING SYSTEMS | WATERLOO | IN | Lead | 0 | 0 | 0 | 0.00% | 10.7% | 11.8% | |
| NUCOR CORP-VULCRAFT/NUCOR COLD FINISH DIV | NORFOLK | NE | Propylene | 245 | 0 | 0 | 0.00% | 12.1% | 23.2% | |
| AMERICAN BUILDINGS COMPANY-LA CROSSE | LA CROSSE | VA | Lead | 0 | 0 | 0 | 0.00% | 29.4% | 49.5% | |
| CBC STEEL BUILDINGS | LATHROP | CA | Lead | 0 | 0 | 0 | 0.00% | 10.6% | 73.3% | |
| NUCOR VULCRAFT GROUP SAINT JOE DIV | SAINT JOE | IN | Zinc compounds | 1 | 0 | 0 | 0.00% | 9.3% | 15.7% | |
| SKYLINE STEEL LLC-CAMP HILL | CAMP HILL | PA | Lead | 0 | 0 | 0 | 0.00% | 9.2% | 33.3% | |
| NUCOR CORP VULCRAFT DIV | FORT PAYNE | AL | Lead | 0 | 0 | 0 | 0.00% | 18.9% | 19.4% | |
| SKYLINE STEEL LLC-BELPRE | BELPRE | OH | Lead | 0 | 0 | 0 | 0.00% | 11.7% | 7.1% | |
| SKYLINE STEEL LLC-ARMOREL | ARMOREL | AR | Lead | 0 | 0 | 0 | 0.00% | 20.1% | 35.6% | |
| SKYLINE STEEL LLC-CARTERSVILLE | CARTERSVILLE | GA | Manganese | 0 | 0 | 0 | 0.00% | 12.8% | 37.7% | |
| SKYLINE STEEL LLC-NEWTON | NEWTON | IL | Lead | 0 | 0 | 0 | 0.00% | 11.9% | 3.7% | |
| SKYLINE STEEL LLC-IUKA | IUKA | MS | Lead | 0 | 0 | 0 | 0.00% | 16.6% | 9.8% | |
| NUCOR FASTENER | SHELBYVILLE | IN | Zinc compounds | 0 | 0 | 0 | 0.00% | 13.3% | 27.8% | |
| NUCOR STEEL CONNECTICUT | WALLINGFORD | CT | Manganese compounds | 0 | 0 | 0 | 0.00% | 12.1% | 42.5% | |
| NUCOR STEEL CONNECTICUT | WALLINGFORD | CT | Copper | 0 | 0 | 0 | 0.00% | 12.1% | 42.4% | |
| NUCOR INSULATED PANEL GROUP | PRINCE GEORGE | VA | Nonylphenol Ethoxylates | 4,121 | 0 | 0 | 0.00% | 0.0% | 0.0% | |
| NUCOR INSULATED PANEL GROUP | SHELBYVILLE | IN | Nonylphenol Ethoxylates | 664 | 0 | 0 | 0.00% | 0.0% | 0.0% | |
| NUCOR INSULATED PANEL GROUP | LEWISVILLE | TX | Nonylphenol Ethoxylates | 1,111 | 0 | 0 | 0.00% | 0.0% | 0.0% | |
| NUCOR INSULATED PANEL GROUP | NORTH LAS VEGAS | NV | Nonylphenol Ethoxylates | 448 | 0 | 0 | 0.00% | 0.0% | 0.0% | |
