{"data":{"id":"us/40-cfr-468.14","jurisdiction":"us","citation":"40 CFR 468.14","heading":"Pretreatment standards for existing sources (PSES).","body":"Except as provided in 40 CFR 403.7 and 403.13, any existing source subject to this subpart which introduces pollutants into a publicly owned treatment works must comply with 40 CFR part 403 and achieve the following pretreatment standards for existing sources:\n(a) Subpart A—Hot Rolling Spent Lubricant PSES.\nPollutant or pollutant property Maximum for any 1 day Maximum for monthly average\nMetric units—mg/off-kg of copper or copper alloy hot rolled\nEnglish units—pounds per 1,000,000 off-pounds of copper or copper alloy hot rolled\nChromium 0.045 0.018\nCopper 0.195 0.103\nLead 0.015 0.013\nNickel 0.197 0.130\nZinc 0.150 0.062\nTTO 0.066 0.035\nOil and grease 1 2.060 1.236\n1 For alternate monitoring.\n(b) Subpart A—Cold Rolling Spent Lubricant PSES.\nPollutant or pollutant property Maximum for any 1 day Maximum for monthly average\nMetric units—mg/off-kg of copper or copper alloy cold rolled\nEnglish units—pounds per 1,000,000 off-pounds of copper or copper alloy cold rolled\nChromium 0.166 0.068\nCopper 0.720 0.379\nLead 0.056 0.049\nNickel 0.727 0.481\nZinc 0.553 0.231\nTTO 0.246 0.128\nOil and grease 1 7.580 4.548\n1 For alternate monitoring\n(c) Subpart A—Drawing Spent Lubricant PSES.\nPollutant or pollutant property Maximum for any 1 day Maximum for monthly average\nMetric units—mg/off-kg of copper or copper alloy drawn\nEnglish units—pounds per 1,000,000 off-pounds of copper or copper alloy drawn\nChromium 0.037 0.015\nCopper 0.161 0.085\nLead 0.012 0.011\nNickel 0.163 0.107\nZinc 0.124 0.051\nTTO 0.055 0.028\nOil and grease 1 1.700 1.020\n1 For alternate monitoring.\n(d) Subpart A—Solution Heat Treatment PSES.\nPollutant or pollutant property Maximum for any 1 day Maximum for monthly average\nMetric units—mg/off-kg of copper or copper alloy heat treated\nEnglish units—pounds per 1,000,000 off-pounds of copper or copper alloy heat treated\nChromium 0.284 0.116\nCopper 1.227 0.646\nLead 0.096 0.083\nNickel 1.240 0.820\nZinc 0.943 0.394\nTTO 0.419 0.219\nOil and grease 1 12.920 7.752\n1 For alternate monitoring.\n(e) Subpart A—Extrusion Heat Treatment PSES.\nPollutant or pollutant property Maximum for any 1 day Maximum for monthly average\nMetric units—mg/off-kg of copper or copper alloy heat treated on an extrusion press\nEnglish units—pounds per 1,000,000 off-pounds of copper or copper alloy heat treated on an extrusion press\nChromium 0.00088 0.00036\nCopper 0.0030 0.0020\nLead 0.00030 0.00026\nNickel 0.0030 0.0020\nZinc 0.0020 0.0010\nTTO 0.0010 0.00068\nOil and grease 1 0.040 0.024\n1 For alternate monitoring.\n(f) Subpart A—Annealing with Water PSES.\nPollutant or pollutant property Maximum for any 1 day Maximum for monthly average\nMetric units—mg/off-kg of copper or copper alloy annealed with water\nEnglish units—pounds per 1,000,000 off-pounds of copper or copper alloy annealed with water\nChromium 0.545 0.223\nCopper 2.356 1.240\nLead 0.186 0.161\nNickel 2.380 1.574\nZinc 1.810 0.756\nTTO 0.806 0.421\nOil and grease 1 24.800 14.880\n1 For alternate monitoring.\n(g) Subpart A—Annealing With Oil PSES.\nPollutant or pollutant property Maximum for any 1 day Maximum for monthly average\nMetric units—mg/off-kg of copper or copper alloy annealed with oil\nEnglish units—pounds per 1,000,000 off-pounds of copper or copper alloy annealed with oil\nChromium 0 0\nCopper 0 0\nLead 0 0\nNickel 0 0\nZinc 0 0\nTTO 0 0\nOil and grease 1 0 0\n1 For alternate monitoring.\n(h) Subpart A—Alkaline Cleaning Rinse PSES.\nPollutant or pollutant property Maximum for any 1 day Maximum for monthly average\nMetric units—mg/off-kg of copper or copper alloy alkaline cleaned\nEnglish units—pounds per 1,000,000-off pounds of copper or copper alloy alkaline cleaned\nChromium 1.854 0.758\nCopper 8.006 4.214\nLead 0.632 0.547\nNickel 8.090 5.351\nZinc 6.152 2.570\nTTO 2.739 1.432\nOil and grease 1 84.280 50.568\n1 For alternate monitoring.\n(i) Subpart A—Alkaline Cleaning Rinse for Forged Parts PSES.\nPollutant or pollutant property Maximum for any 1 day Maximum for monthly average\nMetric units—mg/off-kg of copper or copper alloy forged parts alkaline cleaned\nEnglish units—pounds per 1,000,000 off—pounds of copper or copper alloy forged parts alkaline cleaned\nChromium 5.562 2.275\nCopper 24.019 12.642\nLead 1.896 1.643\nNickel 24.272 16.055\nZinc 18.457 7.711\nTTO 8.217 4.298\nOil and grease 1 252.840 151.704\n1 For alternate monitoring.\n(j) Subpart A—Alkaline Cleaning Bath PSES.\nPollutant or pollutant property Maximum for any 1 day Maximum for monthly average\nMetric units—mg/off-kg of copper or copper alloy alkaline cleaned\nEnglish units—pounds per 1,000,000 off—pounds of copper or copper alloy alkaine cleaned\nChromium 0.020 0.0084\nCopper 0.088 0.046\nLead 0.0070 0.0060\nNickel 0.089 0.059\nZinc 0.068 0.028\nTTO 0.030 0.015\nOil and grease 1 0.93 0.56\n1 For alternate monitoring.\n(k) Subpart A—Pickling Rinse PSES.\nPollutant or pollutant property Maximum for any 1 day Maximum for monthly average\nMetric units—mg/off-kg of copper or copper alloy pickled\nEnglish units—pounds per 1,000,000 of pounds of copper or copper alloy pickled\nChromium 0.574 0.235\nCopper 2.481 1.306\nLead 0.195 0.169\nNickel 2.507 1.658\nZinc 1.906 0.796\nTTO 0.848 0.444\nOil and grease 1 26.120 15.672\n1 For alternate monitoring.\n(l) Subpart A—Pickling Rinse for Forged Parts PSES.\nPollutant or pollutant property Maximum for any 1 day Maximum for monthly average\nMetric units—mg/off-kg of copper or copper alloy forged parts pickled\nEnglish units—pounds per 1,000,000 off-pounds of copper or copper alloy forged parts pickled\nChromium 1.723 0.705\nCopper 7.444 3.918\nLead 0.587 0.509\nNickel 7.522 4.975\nZinc 5.720 2.389\nTTO 2.546 1.332\nOil and grease 1 78.360 47.016\n1 For alternate monitoring.\n(m) Subpart A—Pickling Bath PSES.\nPollutant or pollutant property Maximum for any 1 day Maximum for monthly average\nMetric units—mg/off-kg of copper or copper alloy pickled\nEnglish units—pounds per 1,000,000 off-pounds of copper or copper alloy pickled\nChromium 0.051 0.020\nCopper 0.220 0.116\nLead 0.017 0.015\nNickel 0.222 0.147\nZinc 0.169 0.070\nTTO 0.075 0.039\nOil and grease 1 2.320 1.392\n1 For alternate monitoring.\n(n) Subpart A—Pickling Fume Scrubber PSES\nPollutant or pollutant property Maximum for any 1 day Maximum for monthly average\nMetric units—mg/off-kg of copper or copper alloy pickled\nEnglish units—pounds per 1,000,000 off-pounds of copper or copper alloy pickled\nChromium 0.275 0.112\nCopper 1.189 0.626\nLead 0.093 0.081\nNickel 1.201 0.795\nZinc 0.913 0.381\nTTO 0.406 0.212\nOil and grease 1 12.520 7.512\n1 For alternate monitoring.\n(o) Subpart A—Tumbling or Burnishing PSES.\nPollutant or pollutant property Maximum for any 1 day Maximum for monthly average\nMetric units—mg/off-kg of copper or copper alloy tumbled or burnished\nEnglish units—pounds per 1,000,000 off-pounds of copper or copper alloy tumbled or burnished\nChromium 0.256 0.104\nCopper 1.107 0.583\nLead 0.087 0.075\nNickel 1.119 0.740\nZinc 0.851 0.355\nTTO 0.378 0.198\nOil and grease 1 11.660 6.996\n1 For alternate monitoring.\n(p) Subpart A—Surface Coating PSES.\nPollutant or pollutant property Maximum for any 1 day Maximum for monthly average\nMetric units—mg/off-kg of copper or copper alloy surface coated\nEnglish units—pounds per 1,000,000 off-pounds of copper or copper alloy surface coated\nChromium 0.326 0.133\nCopper 1.411 0.743\nLead 0.111 0.096\nNickel 1.426 0.943\nZinc 1.084 0.453\nTTO 0.482 0.252\nOil and grease 1 14.860 8.916\n1 For alternate monitoring.\n(q) Subpart A—Miscellaneous Waste Streams PSES.\nPollutant or pollutant property Maximum for any 1 day Maximum for monthly average\nMetric units—mg/off-kg of copper or copper alloy formed\nEnglish units—pounds per 1,000,000 off pounds of copper or copper alloy formed\nChromium 0.009 0.003\nCopper 0.041 0.021\nLead 0.003 0.002\nNickel 0.041 0.027\nZinc 0.031 0.013\nTTO 0.014 0.007\nOil and grease 1 0.436 0.261\n1 For alternate monitoring.","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER N—EFFLUENT GUIDELINES AND STANDARDS","PART 468—COPPER FORMING POINT SOURCE CATEGORY","Subpart A—Copper Forming 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":"1b125a0debbfa05a3442474e66bb7ab53818a2ed30bcaa62b5b886d034a2f500","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-468.13","next":"us/40-cfr-468.15"},"notice":"GroundRules: Original legal text. Not legal advice."}