{"data":{"id":"us/40-cfr-415.490","jurisdiction":"us","citation":"40 CFR 415.490","heading":"Applicability; description of the oxygen and nitrogen production subcategory.","body":"The provisions of this subpart are applicable to discharges resulting from the production of oxygen and nitrogen by air liquification.","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 AW—Oxygen and Nitrogen 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":"ad88236228f04b1bb9afe93a10460d889066f699b93c286c402e48d4a35cb360","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-415.477","next":"us/40-cfr-415.491"},"notice":"GroundRules: Original legal text. Not legal advice."}