CFR > Title 40 > Chapter I > Subchapter N > Part 415 > Subpart AX CFR > Title 40 > Chapter I > Subchapter N > Part 415 > Subpart AX – Potassium Chloride Production Subcategory Current as of: 2024 | Check for updates | Other versions § 415.500 Applicability; description of the potassium chloride production subcategory § 415.502 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT) § 415.506 Pretreatment standards for new sources (PSNS)
