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Title 40

Displaying title 40, up to date as of 7/15/2026. Title 40 was last amended 7/14/2026.
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Title 40Protection of EnvironmentPart / Section
Chapter IEnvironmental Protection Agency1 – 1099
Subchapter NEffluent Guidelines and Standards400 – 471
Part 458Carbon Black Manufacturing Point Source Category458.10 – 458.46
Subpart ACarbon Black Furnace Process Subcategory458.10 – 458.16
§ 458.10Applicability; description of the carbon black furnace process subcategory.
§ 458.11Specialized definitions.
§ 458.12 [Reserved]
§ 458.13Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.
§ 458.14 [Reserved]
§ 458.15Standards of performance for new sources.
§ 458.16Pretreatment standards for new sources.
Subpart BCarbon Black Thermal Process Subcategory458.20 – 458.26
§ 458.20Applicability: description of the carbon black thermal process subcategory.
§ 458.21Specialized definitions.
§ 458.22Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.
§ 458.23Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.
§ 458.24 [Reserved]
§ 458.25Standards of performance for new sources.
§ 458.26Pretreatment standards for new sources.
Subpart CCarbon Black Channel Process Subcategory458.30 – 458.36
§ 458.30Applicability; description of the carbon black channel process subcategory.
§ 458.31Specialized definitions.
§ 458.32Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.
§ 458.33Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.
§ 458.34 [Reserved]
§ 458.35Standards of performance for new sources.
§ 458.36Pretreatment standards for new sources.
Subpart DCarbon Black Lamp Process Subcategory458.40 – 458.46