| CEMEX CONSTRUCTION MATERIALS PACIFIC LLC | VICTORVILLE | CA | Chromium | 86 | 0 | 4,221 | 42.42% | 11.5% | 81.7% | |
| CEMEX CONSTRUCTION MATERIALS SOUTH LLC | LONGMONT | CO | 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.) | 63 | 0 | 2,356 | 23.68% | 8.4% | 26.6% | |
| CEMEX CONSTRUCTION MATERIALS FLORIDA LLC | MIAMI | FL | 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.) | 19 | 0 | 1,878 | 18.87% | 12.4% | 87.0% | |
| CEMEX SOUTHEAST LLC - DEMOPOLIS PLANT | DEMOPOLIS | AL | Chromium | 30 | 0 | 1,265 | 12.71% | 26.8% | 63.5% | |
| CEMEX CONSTRUCTION MATERIALS ATLANTIC LLC | KNOXVILLE | TN | Lead compounds | 97 | 0 | 50 | 0.50% | 15.3% | 26.3% | |
| CEMEX SOUTHEAST LLC - DEMOPOLIS PLANT | DEMOPOLIS | AL | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 25,069 | 0 | 38 | 0.38% | 26.5% | 64.8% | |
| CEMEX CONSTRUCTION MATERIALS PACIFIC LLC | VICTORVILLE | CA | Mercury | 249 | 0 | 15 | 0.15% | 18.1% | 71.5% | |
| CEMEX MISSION VALLEY PLANT | SAN DIEGO | CA | Lead compounds | 1 | 0 | 15 | 0.15% | 11.3% | 56.4% | |
| CEMEX OAKLAND | OAKLAND | CA | Lead compounds | 1 | 0 | 14 | 0.14% | 11.3% | 72.5% | |
| CEMEX CONSTRUCTION MATERIALS FLORIDA LLC | MIAMI | FL | Lead compounds | 20 | 0 | 12 | 0.12% | 12.5% | 86.9% | |
| CEMEX SOUTHEAST LLC-CLINCHFIELD CEMENT PLANT | CLINCHFIELD | GA | Lead compounds | 67 | 0 | 12 | 0.12% | 12.9% | 45.5% | |
| CEMEX PERRIS PLANT | PERRIS | CA | Lead compounds | 1 | 0 | 11 | 0.11% | 14.4% | 87.8% | |
| CEMEX CONSTRUCTION MATERIALS PACIFIC LLC | VICTORVILLE | CA | Lead | 31 | 0 | 9 | 0.09% | 11.7% | 81.4% | |
| CEMEX FONTANA PLANT | FONTANA | CA | Lead compounds | 1 | 0 | 8 | 0.08% | 12.4% | 83.4% | |
| CEMEX CONSTR MATERIALS FL LLC | BROOKSVILLE | FL | Lead compounds | 24 | 0 | 8 | 0.08% | 13.9% | 24.1% | |
| CEMEX SOUTHEAST LLC - DEMOPOLIS PLANT | DEMOPOLIS | AL | Lead compounds | 431 | 0 | 5 | 0.06% | 26.6% | 64.6% | |
| CEMEX-19TH AVE PLANT | PHOENIX | AZ | Lead | 2 | 0 | 5 | 0.05% | 15.3% | 63.7% | |
| CEMEX CONSTRUCTION MATERIALS FLORIDA LLC | MIAMI | FL | Mercury compounds | 43 | 0 | 5 | 0.05% | 13.7% | 85.2% | |
| CEMEX CONSTRUCTION MATERIALS SOUTH LLC - BALCONES PLANT | NEW BRAUNFELS | TX | Lead compounds | 6 | 0 | 4 | 0.04% | 10.0% | 56.8% | |
| CEMEX CONSTRUCTION MATERIALS SOUTH LLC | LONGMONT | CO | Lead compounds | 12 | 0 | 4 | 0.04% | 8.1% | 25.6% | |
| CEMEX CONSTRUCTION MATERIALS SOUTH LLC - BALCONES PLANT | NEW BRAUNFELS | TX | Mercury compounds | 25 | 0 | 2 | 0.02% | 13.6% | 61.7% | |
| CEMEX CONSTRUCTION MATERIALS ATLANTIC LLC | KNOXVILLE | TN | 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) | 27,305 | 0 | 2 | 0.02% | 14.4% | 21.3% | |
| CEMEX CONSTRUCTION MATERIALS ATLANTIC LLC | KNOXVILLE | TN | Mercury | 15 | 0 | 2 | 0.02% | 14.4% | 21.4% | |
| CEMEX CONSTRUCTION MATERIALS SOUTH LLC - BALCONES PLANT | NEW BRAUNFELS | TX | 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) | 18,956 | 0 | 1 | 0.01% | 12.7% | 60.5% | |
| CEMEX CONSTR MATERIALS FL LLC | BROOKSVILLE | FL | Mercury compounds | 32 | 0 | 1 | 0.01% | 13.5% | 26.5% | |
| CEMEX CONSTRUCTION MATERIALS PACIFIC LLC | VICTORVILLE | 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) | 27,183 | 0 | 1 | 0.01% | 15.9% | 74.8% | |
| CEMEX CONSTRUCTION MATERIALS SOUTH LLC | LONGMONT | CO | Mercury compounds | 8 | 0 | 1 | 0.01% | 8.5% | 27.0% | |
| CEMEX SOUTHEAST LLC - DEMOPOLIS PLANT | DEMOPOLIS | AL | Mercury compounds | 133 | 0 | 1 | 0.01% | 26.6% | 64.8% | |
| CEMEX CONSTRUCTION MATERIALS PACIFIC LLC | VICTORVILLE | CA | Zinc compounds | 571 | 0 | 0 | 0.00% | 13.4% | 78.7% | |
| CEMEX CONSTRUCTION MATERIALS PACIFIC LLC | VICTORVILLE | CA | 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% | 18.2% | 71.2% | |
| CEMEX SOUTHEAST LLC-CLINCHFIELD CEMENT PLANT | CLINCHFIELD | GA | Mercury compounds | 14 | 0 | 0 | 0.00% | 14.4% | 47.9% | |
| CEMEX CONSTRUCTION MATERIALS SOUTH LLC | LONGMONT | CO | 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) | 3,617 | 0 | 0 | 0.00% | 8.4% | 26.8% | |
| CEMEX-7TH STREET PLANT | PHOENIX | AZ | Lead | 0 | 0 | 0 | 0.00% | 13.2% | 48.0% | |
| CEMEX - HIGLEY PLANT | MESA | AZ | Lead | 0 | 0 | 0 | 0.00% | 9.7% | 33.3% | |
| READY MIX USA LLC - BUFORD PLANT | BUFORD | GA | Lead compounds | 0 | 0 | 0 | 0.00% | 9.3% | 47.2% | |
| CEMEX CONSTRUCTION MATERIALS ATLANTIC LLC | WAMPUM | PA | Lead compounds | 0 | 0 | 0 | 0.00% | 12.8% | 13.4% | |
| CEMEX CONSTR MATERIALS FL LLC | BROOKSVILLE | 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 | 0 | 0.00% | 13.5% | 26.5% | |
| CEMEX SOUTHEAST LLC - DEMOPOLIS PLANT | DEMOPOLIS | AL | 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) | 6,257 | 0 | 0 | 0.00% | 26.7% | 64.0% | |
| CEMEX-SAN TAN PLANT | SACATON | AZ | Lead | 0 | 0 | 0 | 0.00% | 9.7% | 44.1% | |
| CEMEX CONSTR MATERIALS FL LLC | BROOKSVILLE | FL | 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) | 2,028 | 0 | 0 | 0.00% | 13.5% | 26.5% | |
| CEMEX - COLUMBIA PLANT | TUCSON | AZ | Lead | 0 | 0 | 0 | 0.00% | 20.6% | 62.3% | |
| CEMEX SOUTHEAST LLC-CLINCHFIELD CEMENT PLANT | CLINCHFIELD | GA | 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) | 199 | 0 | 0 | 0.00% | 14.8% | 48.5% | |