Subpart F. Subpart F—Through-the-Blue Subcategory

• § 425.60 - Applicability; description of the through-the-blue subcategory.
• § 425.61 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
• § 425.62 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT).
• § 425.63 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).
• § 425.64 - New source performance standards (NSPS).
• § 425.65 - Pretreatment standards for existing sources (PSES).
• § 425.66 - Pretreatment standards for new sources (PSNS).