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U.S. Code of Federal Regulations
Regulations most recently checked for updates: Aug 27, 2025
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Title 40
Chapter I
Part 424
Subpart D - Subpart D—Covered Calcium Carbide Furnaces With Wet Air Pollution Control Devices Subcategory
§ 424.40 - Applicability; description of the covered calcium carbide furnaces with wet air pollution control devices subcategory.
§ 424.41 - Specialized definitions.
§ 424.42 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.
§ 424.43 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.
§§ 424.44-424.46 - §[Reserved]
§ 424.47 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology.
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