Subpart D - PRIMARY COPPER SMELTING SUBCATEGORY

Section 421.40 - Applicability: Description of the primary copper smelting subcategory
Section 421.41 - Specialized definitions
Section 421.42 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available
Section 421.43 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable
Section 421.44 - Standards of performance for new sources
Section 421.45 - Reserved
Section 421.46 - Pretreatment standards for new sources
Section 421.47 - Reserved