{"data":{"id":"us/40-cfr-60.402","jurisdiction":"us","citation":"40 CFR 60.402","heading":"Standard for particulate matter.","body":"(a) On and after the date on which the performance test required to be conducted by § 60.8 is completed, no owner or operator subject to the provisions of this subpart shall cause to be discharged into the atmosphere:\n(1) From any phosphate rock dryer any gases which:\n(i) Contain particulate matter in excess of 0.030 kilogram per megagram of phosphate rock feed (0.06 lb/ton), or\n(ii) Exhibit greater than 10-percent opacity.\n(2) From any phosphate rock calciner processing unbeneficiated rock or blends of beneficiated and unbeneficiated rock, any gases which:\n(i) Contain particulate matter in excess of 0.12 kilogram per megagram of phosphate rock feed (0.23 lb/ton), or\n(ii) Exhibit greater than 10-percent opacity.\n(3) From any phosphate rock calciner processing beneficiated rock any gases which:\n(i) Contain particulate matter in excess of 0.055 kilogram per megagram of phosphate rock feed (0.11 lb/ton), or\n(ii) Exhibit greater than 10-percent opacity.\n(4) From any phosphate rock grinder any gases which:\n(i) Contain particulate matter in excess of 0.006 kilogram per megagram of phosphate rock feed (0.012 lb/ton), or\n(ii) Exhibit greater than zero-percent opacity.\n(5) From any ground phosphate rock handling and storage system any gases which exhibit greater than zero-percent opacity.","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER C—AIR PROGRAMS","PART 60—STANDARDS OF PERFORMANCE FOR NEW STATIONARY SOURCES","Subpart NN—Standards of Performance for Phosphate Rock Plants"],"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":"1eae8fd0d4369a4330b35b121afd857044cf84b97095612ab11ee5d6fc83145c","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-60.401","next":"us/40-cfr-60.403"},"notice":"GroundRules: Original legal text. Not legal advice."}