{"data":{"id":"us/40-cfr-415.666","jurisdiction":"us","citation":"40 CFR 415.666","heading":"Pretreatment standards for new sources (PSNS).","body":"Except as provided in 40 CFR 403.7, any new 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 new sources (PSNS):\nSubpart BN—Sodium Chlorate\nPollutant or pollutant property PSNS effluent limitations\nMaximum for any 1 day Average of daily values for 30 consecutive days\nMilligrams per liter (mg/l)\nAntimony (T) 1.6 0.8\nChromium (T) 0.64 0.32\nIn cases where POTWs find it necessary to impose mass limitations, the following equivalent mass limitations are provided as an alternate: The limitations for antimony(T) and chromium(T) are the same as specified in § 415.663.","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER N—EFFLUENT GUIDELINES AND STANDARDS","PART 415—INORGANIC CHEMICALS MANUFACTURING POINT SOURCE CATEGORY","Subpart BN—Sodium Chlorate Production 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":"35869d655a4413a6c38669ee6617491417feb89aff91b4f1bcdba7896d776e67","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-415.665","next":"us/40-cfr-415.667"},"notice":"GroundRules: Original legal text. Not legal advice."}