Clean Air Act Section 302(j) Listed Categories

Industrial source categories that are required to count fugitive emissions for determining if a modification is major:

• Coal cleaning plants (with thermal dryers);

• Kraft pulp mills;

• Portland cement plants;

• Primary zinc smelters;

• Iron and steel mills;

• Primary aluminum ore reduction plants;

• Primary copper smelters;

• Municipal incinerators capable of charging more than 250 tons of refuse per day;

• Hydrofluoric, sulfuric, or nitric acid plants;

• Petroleum refineries;

• Lime plants;

• Phosphate rock processing plants;

• Coke oven batteries;

• Sulfur recovery plants;

• Carbon black plants (furnace process);

• Primary lead smelters;

• Fuel conversion plants;

• Sintering plants;

• Secondary metal production plants;

• Chemical process plants;

• Fossil-fuel boilers (or combination thereof) totaling more than 250 million British thermal units per hour heat input;

• Petroleum storage and transfer units with a total storage capacity exceeding 300,000 barrels;

• Taconite ore processing plants;

• Glass fiber processing plants;

• Charcoal production plants;

• Fossil fuel-fired steam electric plants of more that 250 million British thermal units per hour heat input, and

• Any other stationary source category which, as of August 7, 1980, is being regulated under section 111 or 112 of the Act.