{"data":{"id":"us/40-cfr-415.384","jurisdiction":"us","citation":"40 CFR 415.384","heading":"Pretreatment standards for existing sources (PSES).","body":"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 following pretreatment standards for existing sources (PSES):\nSubpart AL—Ferric Chloride\nPollutant or pollutant property PSES limitations\nMaximum for any 1 day Average of daily values for 30 consecutive days\nMilligrams per liter (mg/l)\nTotal Chromium 3.0 1.0\nHexavalent Chromium 0.25 0.09\nCopper (T) 1.0 0.50\nNickel (T) 2.0 1.0\nZinc (T) 5.0 2.5","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 AL—Ferric Chloride 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":"db95004771e9d9bcf2e112c2e3f2355f1d5b9f4733eb48678c2a3ccfef9ad9cd","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-415.383","next":"us/40-cfr-415.385"},"notice":"GroundRules: Original legal text. Not legal advice."}