Code of Federal Regulations (Last Updated: July 5, 2024) |
Title 40 - Protection of Environment |
Chapter I - Environmental Protection Agency |
SubChapter C - Air Programs |
Part 60 - Standards of Performance for New Stationary Sources |
Subpart P - Standards of Performance for Primary Copper Smelters |
§ 60.163 - Standard for sulfur dioxide.
Latest version.
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§ 60.163 Standard for sulfur dioxide.
(a) On and after the date on which the performance test required to be conducted by § 60.8 is completed, no owner or operator subject to the provisions of this subpart shall cause to be discharged into the atmosphere from any roaster, smelting furnace, or copper converter any gases which contain sulfur dioxide in excess of 0.065 percent by volume, except as provided in paragraphs (b) and (c) of this section.
(b) Reverberatory smelting furnaces shall be exempted from paragraph (a) of this section during periods when the total smelter charge at the primary copper smelter contains a high level of volatile impurities.
(c) A change in the fuel combusted in a reverberatory smelting furnace shall not be considered a modification under this part.