{"data":{"id":"us/40-cfr-426.122","jurisdiction":"us","citation":"40 CFR 426.122","heading":"Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.","body":"Except as provided in §§ 125.30 through 125.32, any existing point source subject to this subpart shall achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT):\n(a) Any manufacturing plant which produces incandescent lamp envelopes shall meet the following limitations with regard to the forming operations.\nEffluent characteristic Effluent limitations\nMaximum for any 1 day Average of daily values for 30 consecutive days shall not exceed—\nMetric units (g/kkg of furnace pull)\nOil 230.0 115.0\nTSS 230.0 115.0\npH (1) (1)\nEnglish units (lb/1,000 lb of furnace pull)\nOil 0.23 0.115\nTSS 0.23 0.115\npH (1) (1)\n1 Within the range 6.0 to 9.0.\n(b) Any manufacturing plant which frosts incandescent lamp envelopes shall meet the following limitations with regard to the finishing operations.\nEffluent characteristic Effluent limitations\nMaximum for any 1 day Average of daily values for 30 consecutive days shall not exceed—\nMetric units (g/kkg of product frosted)\nFluoride 230.0 115.0\nAmmonia (1) (1)\nTSS 460.0 230.0\npH (2) (2)\nEnglish units (lb/1000 lb of product frosted)\nFluoride 0.23 0.115\nAmmonia (1) (1)\nTSS 0.46 0.23\npH (2) (2)\n1 No limitation.\n2 Within the range 6.0 to 9.0.","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER N—EFFLUENT GUIDELINES AND STANDARDS","PART 426—GLASS MANUFACTURING POINT SOURCE CATEGORY","Subpart L—Incandescent Lamp Envelope Manufacturing 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":"e22077c19e351b02d31bd507e1d7067f71d74a2dc09ee43469be25ef588b7554","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-426.121","next":"us/40-cfr-426.123"},"notice":"GroundRules: Original legal text. Not legal advice."}