87.0915 Air Quality.

(a) All required permits shall be obtained for equipment that may cause air pollution. Before such equipment may be constructed, plans and specifications must be submitted for approval. After completion of construction, the equipment will be evaluated for a “Permit to Operate” and the installation inspected and tested. Plants must be reviewed annually and whenever there is a change of ownership, the equipment is rented, changes are made, or the equipment is relocated.

(b) Detailed rules for air containment emissions apply to, among others, hydrocarbons, oxides of nitrogen, sulfur dioxide, total suspended particulate (including fugitive dust), carbon monoxide, smoke, odor, combustion, containments, sulfur content of fuels, use of solvents, storage of organic liquids, and special regulations for certain industrial processes and equipment.

(c) The Ringleman Chart, published by the United States Bureau of Mines, shall be the basic measure for the density of smoke or other visible emissions. Emissions as dark or darker than Ringleman No. 1 shall not be allowed for periods of or aggregating to more than three minutes in any one hour.