| TTM TECHNOLOGIES N.A. LLC | SANTA ANA | CA | Formaldehyde | 313 | 0 | 8,488 | 45.90% | 11.1% | 77.2% | |
| TTM TECHNOLOGIES N.A. LLC | ANAHEIM | CA | Formaldehyde | 272 | 0 | 7,640 | 41.32% | 11.7% | 74.5% | |
| TTM TECHNOLOGIES INC. | LOGAN | UT | Nitric acid | 12,362 | 0 | 1,189 | 6.43% | 24.0% | 29.9% | |
| TTM TECHNOLOGIES N.A. LLC | SANTA ANA | CA | Certain glycol ethers | 3,849 | 0 | 401 | 2.17% | 11.1% | 77.3% | |
| TTM TECHNOLOGIES | SAN JOSE | CA | Formaldehyde | 10 | 0 | 300 | 1.62% | 8.9% | 77.9% | |
| TTM TECHNOLOGIES N.A. LLC | CHIPPEWA FALLS | WI | Formaldehyde | 127 | 0 | 228 | 1.23% | 11.0% | 10.3% | |
| TTM TECHNOLOGIES N.A. LLC | SANTA CLARA | CA | Certain glycol ethers | 741 | 0 | 45 | 0.24% | 7.9% | 76.1% | |
| TTM TECHNOLOGIES INC. | LOGAN | UT | Formaldehyde | 6 | 0 | 45 | 0.24% | 22.8% | 28.4% | |
| TTM PRINTED CIRCUIT GROUP - STAFFORD DIV | STAFFORD | CT | Formaldehyde | 16 | 0 | 32 | 0.17% | 11.0% | 39.9% | |
| TTM TECHNOLOGIES INC. | LOGAN | UT | Certain glycol ethers | 1,390 | 0 | 26 | 0.14% | 21.4% | 26.6% | |
| TTM TECHNOLOGIES N.A. LLC | FOREST GROVE | OR | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 124 | 0 | 25 | 0.14% | 9.9% | 36.1% | |
| TTM TECHNOLOGIES N.A. LLC | SANTA ANA | CA | Lead compounds | 1 | 0 | 17 | 0.09% | 11.1% | 77.1% | |
| TTM TECHNOLOGIES N.A. LLC. | DULLES | VA | 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) | 6,763 | 0 | 13 | 0.07% | 7.2% | 56.1% | |
| TTM TECHNOLOGIES N.A. LLC | FOREST GROVE | OR | Certain glycol ethers | 1,076 | 0 | 10 | 0.06% | 9.9% | 36.4% | |
| UNICIRCUIT INC | LITTLETON | CO | Lead compounds | 1 | 0 | 8 | 0.04% | 6.9% | 28.7% | |
| TTM TECHNOLOGIES INC. | LOGAN | UT | Lead compounds | 2 | 0 | 7 | 0.04% | 22.7% | 28.3% | |
| TTM TECHNOLOGIES N.A. LLC | ANAHEIM | CA | Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 5 | 0 | 5 | 0.03% | 11.7% | 74.5% | |
| TTM TECHNOLOGIES N.A. LLC | SANTA ANA | CA | Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 5 | 0 | 4 | 0.02% | 11.1% | 77.2% | |
| TTM TECHNOLOGIES N.A. LLC | CHIPPEWA FALLS | WI | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 22 | 0 | 3 | 0.02% | 11.1% | 10.4% | |
| TTM PRINTED CIRCUIT GROUP - STAFFORD DIV | STAFFORD | CT | Certain glycol ethers | 269 | 0 | 2 | 0.01% | 10.9% | 39.6% | |
| TTM TECHNOLOGIES N.A. LLC | CHIPPEWA FALLS | WI | Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 32 | 0 | 2 | 0.01% | 11.1% | 10.4% | |
| TTM PRINTED CIRCUIT GROUP - STAFFORD DIV | STAFFORD | CT | Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 11 | 0 | 1 | 0.00% | 11.0% | 40.0% | |
| TTM TECHNOLOGIES N.A. LLC | SANTA CLARA | CA | Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 1 | 0 | 1 | 0.00% | 7.8% | 75.9% | |
| TTM PRINTED CIRCUIT GROUP - STAFFORD DIV | STAFFORD | CT | Lead compounds | 0 | 0 | 0 | 0.00% | 10.5% | 36.3% | |
| TTM TECHNOLOGIES | SAN JOSE | CA | 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% | 7.9% | 75.9% | |
| ANAREN MICROWAVE INC | EAST SYRACUSE | NY | Lead | 0 | 0 | 0 | 0.00% | 13.1% | 22.8% | |
| UNICIRCUIT INC | LITTLETON | CO | Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 0 | 0 | 0 | 0.00% | 6.8% | 28.2% | |
| TTM PRINTED CIRCUIT GROUP - STAFFORD DIV | STAFFORD | CT | Nitric acid | 6 | 0 | 0 | 0.00% | 10.5% | 36.2% | |
| TTM TECHNOLOGIES INC. | LOGAN | UT | Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 0 | 0 | 0 | 0.00% | 22.8% | 28.4% | |
| TTM PRINTED CIRCUIT GROUP | STAFFORD SPRINGS | CT | Lead | 0 | 0 | 0 | 0.00% | 10.8% | 41.2% | |
| TTM TECHNOLOGIES N.A. LLC | FOREST GROVE | OR | Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 0 | 0 | 0 | 0.00% | 9.9% | 36.3% | |
| TTM PRINTED CIRCUIT GROUP MULT ILAYER STAFFORD DIV | STAFFORDVILLE | CT | Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 0 | 0 | 0 | 0.00% | 11.3% | 40.6% | |
| TTM TECHNOLOGIES N.A. LLC. | DULLES | VA | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 0 | 3 | 0 | 0.00% | 0.0% | 0.0% | |
| TTM TECHNOLOGIES N.A. LLC | CHIPPEWA FALLS | WI | N-Methyl-2-pyrrolidone | 6,873 | 0 | 0 | 0.00% | 0.0% | 0.0% | |
| TTM TECHNOLOGIES N.A. LLC | CHIPPEWA FALLS | WI | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 0 | 27 | 0 | 0.00% | 0.0% | 0.0% | |
| TTM TECHNOLOGIES N.A. LLC | FOREST GROVE | OR | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 0 | 30 | 0 | 0.00% | 0.0% | 0.0% | |