{"data":{"id":"us/40-cfr-467.53","jurisdiction":"us","citation":"40 CFR 467.53","heading":"Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.","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 representing the degree of effluent reduction attainable by the application of the best available technology economically achievable. The discharge of wastewater pollutants from the core and ancillary operations shall not exceed the values set forth below:\nSubpart E\nCore\nPollutant or pollutant property BAT effluent limitations\nMaximum for any 1 day Maximum for monthly average\nmg/off-kg (lb/million off-lbs) of aluminum drawn with neat oils\nChromium 0.022 0.009\nCyanide 0.015 0.006\nZinc 0.073 0.031\nAluminum 0.321 0.16\nSubpart E\nContinuous Rod Casting Spent Lubricant\nPollutant or pollutant property BAT effluent limitations\nMaximum for any 1 day Maximum for monthly average\nmg/off-kg (lb/million off-lbs) of aluminum rod cast\nChromium 0.00086 0.0004\nCyanide 0.0006 0.0002\nZinc 0.0029 0.0012\nAluminum 0.0127 0.0063\nSubpart E\nContinuous Rod Casting Contact Cooling Water\nPollutant or pollutant property BAT effluent limitations\nMaximum for any 1 day Maximum for monthly average\nmg/off-kg (lb/million off-lbs) of aluminum rod cast\nChromium 0.086 0.035\nCyanide 0.056 0.024\nZinc 0.283 0.118\nAluminum 1.247 0.621\nSubpart E\nSolution Heat Treatment Contact Cooling Water\nPollutant or pollutant property BAT effluent limitations\nMaximum for any 1 day Maximum for monthly average\nmg/off-kg (lb/million off-lbs) of aluminum quenched\nChromium 0.896 0.367\nCyanide 0.591 0.245\nZinc 2.974 1.243\nAluminum 13.10 6.519\nSubpart E\nCleaning or Etching Bath\nPollutant or pollutant property BAT effluent limitations\nMaximum for any 1 day Maximum for monthly average\nmg/off-kg (lb/million off-lbs) of aluminum cleaned or etched\nChromium 0.079 0.032\nCyanide 0.052 0.022\nZinc 0.262 0.109\nAluminum 1.151 0.563\nSubpart E\nCleaning or Etching Rinse\nPollutant or pollutant property BAT effluent limitations\nMaximum for any 1 day Maximum for monthly average\nmg/off-kg (lb/million off-lbs) of aluminum cleaned or etched\nChromium 0.612 0.251\nCyanide 0.404 0.167\nZinc 2.031 0.849\nAluminum 8.944 4.451\nSubpart E\nCleaning or Etching Scrubber Liquor\nPollutant or pollutant property BAT effluent limitations\nMaximum for any 1 day Maximum for monthly average\nmg/off-kg (lb/million off-lbs) of aluminum cleaned or etched\nChromium 0.851 0.348\nCyanide 0.561 0.232\nZinc 2.82 1.179\nAluminum 12.43 6.19","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER N—EFFLUENT GUIDELINES AND STANDARDS","PART 467—ALUMINUM FORMING POINT SOURCE CATEGORY","Subpart E—Drawing With Neat Oils 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":"a4fe9954d80c4a3bcd227e59b076805959d69e68b08f7343eca59b98997b86da","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-467.52","next":"us/40-cfr-467.54"},"notice":"GroundRules: Original legal text. Not legal advice."}