{"data":{"id":"us/40-cfr-467.14","jurisdiction":"us","citation":"40 CFR 467.14","heading":"New source performance standards.","body":"Any new source subject to this subpart must achieve the following performance standards. The mass of pollutants in the core and ancillary operations' process wastewater shall not exceed the following values:\nSubpart A\nCore With an Annealing Furnace Scrubber\nPollutant or pollutant property NSPS\nMaximum for any 1 day Maximum for monthly average\nmg/off-kg (lb/million off-lbs) of aluminum rolled with neat oils\nChromium 0.030 0.0123\nCyanide 0.016 0.0065\nZinc 0.084 0.0343\nAluminum 0.499 0.221\nOil and grease 0.817 0.817\nSuspended solids 1.225 0.980\npH (1) (1)\n1 Within the range of 7.0 to 10 at all times.\nSubpart A\nCore Without an Annealing Furnace Scrubber\nPollutant or pollutant property NSPS\nMaximum for any 1 day Maximum for monthly average\nmg/off-kg (lb/million off-lbs) of aluminum rolled with neat oils\nChromium 0.021 0.0083\nCyanide 0.011 0.0044\nZinc 0.057 0.023\nAluminum 0.338 0.150\nOil and grease 0.553 0.553\nSuspended solids 0.830 0.664\npH (1) (1)\n1 Within the range of 7.0 to 10 at all times.\nSubpart A\nContinuous Sheet Casting Spent Lubricant\nPollutant or pollutant property NSPS\nMaximum for any 1 day Maximum for monthly average\nmg/off-kg (lb/million off-lbs) of aluminum cast\nChromium 0.00073 0.00029\nCyanide 0.00039 0.00016\nZinc 0.0020 0.00082\nAluminum 0.012 0.0053\nOil and grease 0.0197 0.019\nSuspended solids 0.0295 0.022\npH (1) (1)\n1 Within the range of 7.0 to 10 at all times.\nSubpart A\nSolution Heat Treatment Contact Cooling Water\nPollutant or pollutant property NSPS\nMaximum for any 1 day Maximum for monthly average\nmg/off-kg (lb/million off-lbs) of aluminum quenched\nChromium 0.76 0.31\nCyanide 0.41 0.17\nZinc 2.08 0.86\nAluminum 12.45 5.52\nOil and grease 20.37 20.37\nSuspended solids 30.56 24.45\npH (1) (1)\n1 Within the range of 7.0 to 10 at all times.\nSubpart A\nCleaning or Etching Bath\nPollutant or pollutant property NSPS\nMaximum for any 1 day Maximum for monthly average\nmg/off-kg (lb/million off-lbs) of aluminum cleaned or etched\nChromium 0.066 0.027\nCyanide 0.036 0.015\nZinc 0.183 0.075\nAluminum 1.094 0.485\nOil and grease 1.79 1.79\nSuspended solids 2.69 2.15\npH (1) (1)\n1 Within the range of 7.0 to 10 at all times.\nSubpart A\nCleaning or Etching Rinse\nPollutant or pollutant property NSPS\nMaximum for any 1 day Maximum for monthly average\nmg/off-kg (lb/million off-lbs) of aluminum cleaned or etched\nChromium 0.52 0.21\nCyanide 0.28 0.11\nZinc 1.42 0.59\nAluminum 8.50 3.70\nOil and grease 13.91 13.91\nSuspended solids 20.87 16.69\npH (1) (1)\n1 Within the range of 7.0 to 10 at all times.\nSubpart A\nCleaning or Etching Scrubber Liquor\nPollutant or pollutant property NSPS\nMaximum for any 1 day Maximum for monthly average\nmg/off-kg (lb/million off-lbs) of aluminum cleaned or etched\nChromium 0.715 0.29\nCyanide 0.387 0.16\nZinc 1.97 0.81\nAluminum 11.81 5.24\nOil and grease 19.33 19.33\nSuspended solids 29.00 23.20\npH (1) (1)\n1 Within the range of 7.0 to 10 at all times.","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 A—Rolling 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":"069a3fe8d40821adb75585fd46de7b2ed0bbbfe0c30d4997d63b7395bb977e1e","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-467.13","next":"us/40-cfr-467.15"},"notice":"GroundRules: Original legal text. Not legal advice."}