{"data":{"id":"us/40-cfr-table-1-to-subpart-kkkkk-of-part-63","jurisdiction":"us","citation":"40 CFR Table 1 to Subpart KKKKK of Part 63","heading":"Table 1 to Subpart KKKKK of Part 63—Emission Limits","body":"Table 1 to Subpart KKKKK of Part 63—Emission Limits\nAs stated in § 63.8555, you must meet each emission limit in the following table that applies to you:\nFor each . . . You must meet the following emission limits . . .\n1. Collection of all tunnel or roller kilns at facility HF and HCl emissions must not exceed 62 kilograms per hour (kg/hr) (140 pounds per hour (lb/hr)) HCl equivalent, under the health-based standard, as determined using Equations 4 and 5 of this subpart.\n2. Existing floor tile roller kiln a. PM emissions must not exceed 0.063 kilogram per megagram (kg/Mg) (0.13 pound per ton (lb/ton)) of fired product.\nb. Hg emissions must not exceed 6.3 E-05 kg/Mg (1.3 E-04 lb/ton) of fired product.\nc. Dioxin/furan emissions must not exceed 2.8 nanograms per kilogram (ng/kg) of fired product.\n3. Existing wall tile roller kiln a. PM emissions must not exceed 0.19 kg/Mg (0.37 lb/ton) of fired product.\nb. Hg emissions must not exceed 1.1 E-04 kg/Mg (2.1 E-04 lb/ton) of fired product.\nc. Dioxin/furan emissions must not exceed 0.22 ng/kg of fired product.\n4. Existing first-fire sanitaryware tunnel kiln a. PM emissions must not exceed 0.17 kg/Mg (0.34 lb/ton) of greenware fired.\nb. Hg emissions must not exceed 1.3 E-04 kg/Mg (2.6 E-04 lb/ton) of greenware fired.\nc. Dioxin/furan emissions must not exceed 3.3 ng/kg of greenware fired.\n5. Existing tile glaze line with glaze spraying a. PM emissions must not exceed 0.93 kg/Mg (1.9 lb/ton) of first-fire glaze sprayed (dry weight basis).\nb. Hg emissions must not exceed 8.0 E-05 kg/Mg (1.6 E-04 lb/ton) of first-fire glaze sprayed (dry weight basis).\n6. Existing sanitaryware manual glaze application PM emissions must not exceed 18 kg/Mg (35 lb/ton) of first-fire glaze sprayed (dry weight basis).\n7. Existing sanitaryware spray machine glaze application PM emissions must not exceed 6.2 kg/Mg (13 lb/ton) of first-fire glaze sprayed (dry weight basis).\n8. Existing sanitaryware robot glaze application PM emissions must not exceed 4.5 kg/Mg (8.9 lb/ton) of first-fire glaze sprayed (dry weight basis).\n9. Existing floor tile spray dryer Dioxin/furan emissions must not exceed 19 ng/kg of throughput processed.\n10. Existing wall tile spray dryer Dioxin/furan emissions must not exceed 0.058 ng/kg of throughput processed.\n11. Existing floor tile press dryer Dioxin/furan emissions must not exceed 0.024 ng/kg of throughput processed.\n12. New or reconstructed floor tile roller kiln a. PM emissions must not exceed 0.019 kg/Mg (0.037 lb/ton) of fired product.\nb. Hg emissions must not exceed 2.0 E-05 kg/Mg (3.9 E-05 lb/ton) of fired product.\nc. Dioxin/furan emissions must not exceed 1.3 ng/kg of fired product.\n13. New or reconstructed wall tile roller kiln a. PM emissions must not exceed 0.19 kg/Mg (0.37 lb/ton) of fired product.\nb. Hg emissions must not exceed 1.1 E-04 kg/Mg (2.1 E-04 lb/ton) of fired product.\nc. Dioxin/furan emissions must not exceed 0.22 ng/kg of fired product.\n14. New or reconstructed first-fire sanitaryware tunnel kiln a. PM emissions must not exceed 0.048 kg/Mg (0.095 lb/ton) of greenware fired.\nb. Hg emissions must not exceed 6.1 E-05 kg/Mg (1.3 E-04 lb/ton) of greenware fired.\nc. Dioxin/furan emissions must not exceed 0.99 ng/kg of greenware fired.\n15. New or reconstructed tile glaze line with glaze spraying a. PM emissions must not exceed 0.31 kg/Mg (0.61 lb/ton) of first-fire glaze sprayed (dry weight basis).\nb. Hg emissions must not exceed 8.0 E-05 kg/Mg (1.6 E-04 lb/ton) of first-fire glaze sprayed (dry weight basis).\n16. New or reconstructed sanitaryware manual glaze application PM emissions must not exceed 2.0 kg/Mg (3.9 lb/ton) of first-fire glaze sprayed (dry weight basis).\n17. New or reconstructed sanitaryware spray machine glaze application PM emissions must not exceed 1.6 kg/Mg (3.2 lb/ton) of first-fire glaze sprayed (dry weight basis).\n18. New or reconstructed sanitaryware robot glaze application PM emissions must not exceed 1.2 kg/Mg (2.3 lb/ton) of first-fire glaze sprayed (dry weight basis).\n19. New or reconstructed floor tile spray dryer Dioxin/furan emissions must not exceed 0.071 ng/kg of throughput processed.\n20. New or reconstructed wall tile spray dryer Dioxin/furan emissions must not exceed 0.058 ng/kg of throughput processed.\n21. New or reconstructed floor tile press dryer Dioxin/furan emissions must not exceed 0.024 ng/kg of throughput processed.\n22. Collection of emissions averaging sources PM emissions must not exceed the applicable emission limit, under the emissions averaging option, as determined using Equations 9 through 11 of this subpart.\n23. Collection of emissions averaging sources Hg emissions must not exceed the applicable emission limit, under the emissions averaging option, as determined using Equations 9 through 11 of this subpart.","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER C—AIR PROGRAMS","PART 63—NATIONAL EMISSION STANDARDS FOR HAZARDOUS AIR POLLUTANTS FOR SOURCE CATEGORIES","Subpart KKKKK—National Emission Standards for Hazardous Air Pollutants for Clay Ceramics Manufacturing"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-40.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:04Z","sha256":"e2f1d14ef5131300dfd224d7aa14e6e2f83249b22b6cd9fd39eec71c88a37943","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-63.8665","next":"us/40-cfr-table-2-to-subpart-kkkkk-of-part-63"},"notice":"GroundRules: Original legal text. Not legal advice."}