{"data":{"id":"us/40-cfr-461.14","jurisdiction":"us","citation":"40 CFR 461.14","heading":"Pretreatment standards for existing sources (PSES).","body":"(a) 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 pretreatment standards for existing sources listed below:\n(1) Subpart A—Electrodeposited Anodes.\nPSES\nPollutant or pollutant property Maximum for any 1 day Maximum for monthly average\nMetric units—mg/kg of cadmium\nEnglish units—pounds per 1,000,000 pounds of cadmium\nCadmium 11.95 5.27\nNickel 67.49 44.64\nZinc 51.32 21.44\nCobalt 7.38 3.16\n(2) Subpart A—Impregnated Anodes.\nPSES\nPollutant or pollutant property Maximum for any 1 day Maximum for monthly average\nMetric units—mg/kg of cadmium\nEnglish units—pounds per 1,000,000 pounds of cadmium\nCadmium 68.0 30.0\nNickel 384.0 254.0\nZinc 292.0 122.0\nCobalt 42.0 18.0\n(3) Subpart A—Nickel Electrodeposited Cathodes.\nPSES\nPollutant or pollutant property Maximum for any 1 day Maximum for monthly average\nMetric units—mg/kg of nickel applied\nEnglish units—pounds per 1,000,000 pounds of nickel applied\nCadmium 11.22 4.95\nNickel 63.36 41.91\nZinc 48.18 20.13\nCobalt 6.93 2.97\n(4) Subpart A—Nickel Impregnated Cathodes—PSES.\nPollutant or pollutant property Maximum for any 1 day Maximum for monthly average\nMetric units—mg/kg of nickel applied\nEnglish units—pounds per 1,000,000 pounds of nickel applied\nCadmium 68.0 30.0\nNickel 384.0 254.0\nZinc 292.0 122.0\nCobalt 42.0 18.0\n(5) Subpart A—Miscellaneous Wastewater Streams—PSES.\nPollutant or pollutant property Maximum for any 1 day Maximum for monthly average\nMetric units—mg/kg of cells produced\nEnglish units—pounds per 1,000,000 pounds of cells produced\nCadmium 0.79 0.35\nNickel 4.47 2.96\nZinc 3.40 1.42\nCobalt 0.49 0.21\n(6) Subpart A—Cadmium Powder Production—PSES.\nPollutant or pollutant property Maximum for any 1 day Maximum for monthly average\nMetric units—mg/kg of cadmium powder produced\nEnglish units—pounds per 1,000,000 pounds of cadmium powder produced\nCadmium 2.23 0.99\nNickel 12.61 8.34\nZinc 9.59 4.01\nCobalt 1.38 0.59\n(7) Subpart A—Silver Powder Production—PSES.\nPollutant or pollutant property Maximum for any 1 day Maximum for monthly average\nMetric units—mg/kg of silver powder produced\nEnglish units—pounds per 1,000,000 pounds of silver powder produced\nCadmium 1.09 0.48\nNickel 6.16 4.08\nSilver 1.32 0.55\nZinc 4.69 1.96\nCobalt 0.67 0.29\n(8) Subpart A—Cadmium Hydroxide Production—PSES.\nPollutant or pollutant property Maximum for any 1 day Maximum for monthly average\nMetric units—mg/kg of cadmium used\nEnglish units—pounds per 1,000,000 pounds of cadmium used\nCadmium 0.05 0.02\nNickel 0.27 0.18\nZinc 0.20 0.09\nCobalt 0.03 0.012\n(9) Subpart A—Nickel Hydroxide Production—PSES.\nPollutant or pollutant property Maximum for any 1 day Maximum for monthly average\nMetric units—mg/kg of nickel used\nEnglish units—pounds per 1,000,000 pounds of nickel used\nCadmium 5.61 2.48\nNickel 31.68 20.96\nZinc 24.09 10.07\nCobalt 3.47 1.49\n(b) There shall be no discharge allowance for process wastewater pollutants from any battery manufacturing operation other than those battery manufacturing operations listed above.","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER N—EFFLUENT GUIDELINES AND STANDARDS","PART 461—BATTERY MANUFACTURING POINT SOURCE CATEGORY","Subpart A—Cadmium 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":"4544eba653e3c41dc65067811f36f48e11281278e20e756814d429dcbb6b486a","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-461.13","next":"us/40-cfr-461.15"},"notice":"GroundRules: Original legal text. Not legal advice."}