{"data":{"id":"us/40-cfr-424.21","jurisdiction":"us","citation":"40 CFR 424.21","heading":"Specialized definitions.","body":"For the purpose of this subpart:\n(a) Except as provided below, the general definitions, abbreviations and methods of analysis set forth in part 401 of this chapter shall apply to this subpart.\n(b) The term Mwh shall mean megawatt hour(s) of electrical energy consumed in the smelting process (furnace power consumption).","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER N—EFFLUENT GUIDELINES AND STANDARDS","PART 424—FERROALLOY MANUFACTURING POINT SOURCE CATEGORY","Subpart B—Covered Electric Furnaces and Other Smelting Operations With Wet Air Pollution Control Devices 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":"0b12aa904bd54511172611c4ceab664a55a57c0ecc05cca92d49098504eef04e","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-424.20","next":"us/40-cfr-424.22"},"notice":"GroundRules: Original legal text. Not legal advice."}