{"data":{"id":"us/40-cfr-430.122","jurisdiction":"us","citation":"40 CFR 430.122","heading":"Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).","body":"Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart must achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT), except that non-continuous dischargers shall not be subject to the maximum day and average of 30 consecutive days limitations but shall be subject to annual average effluent limitations:\nSubpart L\n[BPT effluent limitations for non-integrated mills where tissue papers are produced from purchased pulp]\nPollutant or pollutant property Kg/kkg (or pounds per 1,000 lb) of product\nContinuous dischargers Non-continuous dischargers (annual average)\nMaximum for any 1 day Average of daily values for 30 consecutive days\nBOD5 11.4 6.25 3.49\nTSS 10.25 5.0 2.84\npH (1) (1) (1)\n1 Within the range of 5.0 to 9.0 at all times.\nSubpart L\n[BPT effluent limitations for non-integrated mills where filter and non-woven papers are produced from purchased pulp]\nPollutant or pollutant property Kg/kkg (or pounds per 1,000 lb) of product\nContinuous dischargers Non-continuous dischargers (annual average)\nMaximum for any 1 day Average of daily values for 30 consecutive days\nBOD5 29.6 16.3 9.1\nTSS 26.6 13.0 7.4\npH (1) (1) (1)\n1 Within the range of 5.0 to 9.0 at all times.\nSubpart L\n[BPT effluent limitations for non-integrated mills where paperboard is produced from purchased pulp]\nPollutant or pollutant property Kg/kkg (or pounds per 1,000 lb) of product\nContinuous dischargers Non-continuous dischargers (Annual average)\nMaximum for any 1 day Average of daily values for 30 consecutive days\nBOD5 6.5 3.6 2.0\nTSS 5.8 2.8 1.6\npH (1) (1) (1)\n1 Within the range of 5.0 to 9.0 at all times.","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER N—EFFLUENT GUIDELINES AND STANDARDS","PART 430—THE PULP, PAPER, AND PAPERBOARD POINT SOURCE CATEGORY","Subpart L—Tissue, Filter, Non-Woven, and Paperboard From Purchased Pulp 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":"59583496f8413e9808cd6425e644b2eed3b9814619df1b6ac66e6dea3cd485b0","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-430.121","next":"us/40-cfr-430.123"},"notice":"GroundRules: Original legal text. Not legal advice."}