Subpart I—Metallurgical Acid Plants Subcategory

Sections

• 421.90
  § 421.90 Applicability: Description of the metallurgical acid plants subcategory.
• 421.91
  § 421.91 Specialized definitions.
• 421.92
  § 421.92 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.
• 421.93
  § 421.93 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.
• 421.94
  § 421.94 Standards of performance for new sources.
• 421.95
  § 421.95 Pretreatment standards for existing sources.
• 421.96
  § 421.96 Pretreatment standards for new sources.
• 421.97
  § 421.97 [Reserved]