Sec. 231-1.9. Table 1  


Latest version.
  • De minimis emission limits.
    Air contaminantDe minimis emission limit (tons per year)
    Carbon monoxide100
    Nitrogen oxides40
    Sulfur dioxide40
    Particulates25
    Volatile organic compounds (for ozone nonattainment areas)40
    Lead0.6
    Asbestos0.007
    Beryllium0.0004
    Mercury0.1
    Vinyl chloride1
    Fluorides3
    Sulfuric acid mist7
    Hydrogen sulfide10
    Total reduced sulfur10
    Reduced sulfur compounds10