{"data":{"id":"us/40-cfr-440.33","jurisdiction":"us","citation":"40 CFR 440.33","heading":"Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).","body":"Except as provided in subpart L of this part and 40 CFR 125.30 through 125.32, any existing point source subject to this subpart must achieve the following limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT):\n(a) The concentration of pollutants discharged in mine drainage from mines, either open-pit or underground, that produce uranium ore, including mines using in-situ leach methods, shall not exceed:\nEffluent characteristic Effluent limitations\nMaximum for any 1 day Average of daily values for 30 consecutive days\nMilligrams per liter\nCOD 200 100\nZn 1.00 .5\nRa226 1 (dissolved) 10.0 3.0\nRa226 1 (total) 30.0 10.0\nU 4.0 2.0\n1 Values in picocuries per liter (pCi/l).","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER N—EFFLUENT GUIDELINES AND STANDARDS","PART 440—ORE MINING AND DRESSING POINT SOURCE CATEGORY","Subpart C—Uranium, Radium and Vanadium Ores 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":"f9e11ce95d3fe166e7624e4ce32a749f6bc3f7dd1c1bce5cf99bebfc948a715f","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-440.32","next":"us/40-cfr-440.34"},"notice":"GroundRules: Original legal text. Not legal advice."}