{"data":{"id":"us/40-cfr-410.72","jurisdiction":"us","citation":"40 CFR 410.72","heading":"Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).","body":"(a) 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 representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT):\nPollutant or pollutant property BPT limitations\nMaximum for any 1 day Average of daily values for 30 consecutive days\nKg/kkg (or pounds per 1,000 lb) of product\nBOD5 6.8 3.4\nCOD 84.6 42.3\nTSS 17.4 8.7\nSulfide 0.24 0.12\nPhenol 0.12 0.06\nTotal chromium 0.12 0.06\npH (1) (1)\n1 Within the range 6.0 to 9.0 at all times.\n(b) [Reserved]","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER N—EFFLUENT GUIDELINES AND STANDARDS","PART 410—TEXTILE MILLS POINT SOURCE CATEGORY","Subpart G—Stock and Yarn Finishing Subcategory"],"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":"ebe53022b2121b84b53167a3da2841fa4d56360075819c8f5087e40c17914616","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-410.71","next":"us/40-cfr-410.73"},"notice":"GroundRules: Original legal text. Not legal advice."}