Code of Federal Regulations > Title 40 > Chapter I > Part 63 > Subpart QQQ > Appendix - Table 2 to Subpart QQQ of Part 63

Regulations last checked for updates: May 15, 2024

Title 40 - Protection of Environment last revised: May 13, 2024

Appendix - Table 2 to Subpart QQQ of Part 63—Non-Mercury HAP Emission Limits

As required in § 63.1444(o), you must meet each emission limit in the following table that applies to you.

For. . .	You must meet the following emission limit
Each new and existing combination of stacks or other vents from the copper concentrate dryers, converting department, the anode refining department, and the smelting vessels	Benzene emissions must not exceed 1.7E-03 lb/ton copper concentrate feed charged to the smelting vessel.
Each new and existing combination of stacks or other vents from the copper concentrate dryers, converting department, the anode refining department, and the smelting vessels	Toluene emissions must not exceed 8.4E-04 lb/ton copper concentrate feed charged to the smelting vessel.
Each new and existing combination of stacks or other vents from the copper concentrate dryers, converting department, the anode refining department, and the smelting vessels	Chlorine emissions must not exceed 5.4E-03 lb/ton copper concentrate feed charged to the smelting vessel.
Each new and existing combination of stacks or other vents from the copper concentrate dryers, converting department, the anode refining department, and the smelting vessels	Hydrogen chloride emissions must not exceed 1.5E-03 lb/ton copper concentrate feed charged to the smelting vessel.
Each new and existing combination of stacks or other vents from the copper concentrate dryers, converting department, the anode refining department, and the smelting vessels	Polycyclic aromatic hydrocarbons (excluding naphthalene) emissions must not exceed 1.0E-04 lb/ton copper concentrate feed charged to the smelting vessel.
Each new and existing combination of stacks or other vents from the copper concentrate dryers, converting department, the anode refining department, and the smelting vessels	Naphthalene emissions must not exceed 2.8E-04 lb/ton copper concentrate feed charged to the smelting vessel.
Each new and existing combination of stacks or other vents from the copper concentrate dryers, converting department, the anode refining department, and the smelting vessels	Dioxins/Furans emissions ¹ must not exceed 6.0E+01 ng TEQ/Mg copper concentrate feed charged to the smelting vessel.

¹ Determined using the toxic equivalency factors listed in Table 2 of Recommended Toxicity Equivalence Factors (TEFs) for Human Health Risk Assessments of 2, 3, 7, 8- Tetrachlorodibenzo-p-dioxin and Dioxin-Like Compounds (incorporated by reference, see § 63.14).

authority: 42 U.S.C. 7401

source: 57 FR 61992, Dec. 29, 1992, unless otherwise noted.