{"data":{"id":"us/40-cfr-445.21","jurisdiction":"us","citation":"40 CFR 445.21","heading":"Effluent limitations attainable by the application of the best practicable control technology currently available (BPT).","body":"Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart must achieve the following effluent limitations which represent the application of BPT:\nEffluent Limitations\nRegulated parameter Maximum daily 1 Maximum monthly avg. 1\nBOD 140 37\nTSS 88 27\nAmmonia (as N) 10 4.9\nα-Terpineol 0.033 0.016\nBenzoic acid 0.12 0.071\np-Cresol 0.025 0.014\nPhenol 0.026 0.015\nZinc 0.20 0.11\npH (2) (2)\n1 Milligrams per liter (mg/L, ppm)\n2 Within the range 6 to 9.","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER N—EFFLUENT GUIDELINES AND STANDARDS","PART 445—LANDFILLS POINT SOURCE CATEGORY","Subpart B—RCRA Subtitle D Non-Hazardous Waste Landfill"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-40.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:04Z","sha256":"8849acaaf6cc348b65cc73bc41ff303905a28bfe83717498b97e03e8952cc9a6","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-445.20","next":"us/40-cfr-445.22"},"notice":"GroundRules: Original legal text. Not legal advice."}