{"data":{"id":"us/40-cfr-461.53","jurisdiction":"us","citation":"40 CFR 461.53","heading":"New source performance standards (NSPS).","body":"(a) The discharge of wastewater pollutants from any new source subject to this subpart shall not exceed the standards set forth below:\n(1) Subpart E—Lead Iodide Cathodes—NSPS.\nPollutant or pollutant property Maximum for any 1 day Maximum for monthly average\nMetric units—mg/kg of lead\nEnglish units—pounds per 1,000,000 pounds of lead\nChromium 23.34 9.46\nLead 17.66 8.20\nIron 75.70 38.48\nTSS 946.2 756.96\npH (1) (1)\n1 Within the range of 7.5-10.0 at all times.\n(2) Subpart E—Iron Disulfide Cathodes—NSPS.\nPollutant or pollutant property Maximum for any 1 day Maximum for monthly average\nMetric units—mg/kg of Iron disulfide\nEnglish units—pounds per 1,000,000 pounds of Iron disulfide\nChromium 2.79 1.13\nLead 2.11 0.98\nIron 9.05 4.60\nTSS 113.1 90.5\npH (1) (1)\n1 Within the range of 7.5-10.0 at all times.\n(3) Subpart E—Miscellaneous Wastewater Streams—NSPS.\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\nChromium 0.039 0.016\nLead 0.030 0.014\nIron 0.129 0.066\nTSS 1.62 1.30\npH (1) (1)\n1 Within the range of 7.5-10.0 at all times.\n(4) Subpart E—Air Scrubbers—NSPS.\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\nTSS 434.0 207.0\npH (1) (1)\n1 Within the range of 7.5-10.0 at all times.\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 E—Lithium 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":"1337a9d2fdbe569a649584cf9ccc8c66a919618cee45d7a117347839cee30f0a","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-461.51-461.52","next":"us/40-cfr-461.54"},"notice":"GroundRules: Original legal text. Not legal advice."}