{"data":{"id":"us/40-cfr-434.83","jurisdiction":"us","citation":"40 CFR 434.83","heading":"Effluent limitations attainable by application of the best available technology economically achievable (BAT).","body":"Except as provided in 40 CFR 125.30 through 125.32, any existing western coal mining operation with drainage subject to this subpart must meet the effluent limitations in § 434.82.","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER N—EFFLUENT GUIDELINES AND STANDARDS","PART 434—COAL MINING POINT SOURCE CATEGORY BPT, BAT, BCT LIMITATIONS AND NEW SOURCE PERFORMANCE STANDARDS","Subpart H—Western Alkaline Coal Mining"],"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":"39dea98879a158ef648407430815d9fe995ed05244196e5a1b077d95b83156a3","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-434.82","next":"us/40-cfr-434.84"},"notice":"GroundRules: Original legal text. Not legal advice."}