A Compilation of Selected Air Pollution Emission Control Regulations and Ordinances

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United States Department of Health, Education, and Welfare, Public Health Service, Division of Air Pollution, 1965 - 123 sider

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Side 4 - Air pollution" means the presence in the outdoor atmosphere of one or more air contaminants in...
Side 13 - A person shall not discharge into the atmosphere from any single source of emission whatsoever any air contaminant for a period or periods aggregating more than three minutes in any one hour which is : (a) As dark or darker in shade as that designated as No. 2 on the Ringelmann Chart, as published by the United States Bureau of Mines, or (b) Of such opacity as to obscure an observer's view to a degree equal to or greater than does smoke described in subsection (a) of this Rule.
Side 73 - RULE 62.1 (Adopted 1-14-64) (a) A person shall not burn within the Los Angeles Basin at any time between the days of November 16 of any year and April 14 of the next succeeding calendar year, both dates inclusive, any fuel described in the first paragraph of Rule 62 of these Rules and Regulations.
Side 6 - process weight per hour" means — (A) in the case of continuous or long-term operation, the total process weight for the entire period of operation or for a typical portion thereof, divided by the number of hours of such period or portion thereof...
Side 21 - ... matter except in conformity with the limits set forth as follows: (1) The basic limitation on the average emission into the atmosphere of particulate matter from any single such source of emission shall be 0.35 grains per cubic foot of gas measured at a temperature of 60 degrees Fahrenheit and a pressure of 30 inches of mercury, under steady conditions, provided that for emissions at levels 100 feet or more above grade, the basic limitation shall be increased by the amount of particulate matter...
Side 107 - DENSITY per hour per stack is prohibited, including smoke of a density in excess of Ringelmann No. 2- However, once during any three-hour period each stack may emit up to 62 smoke units - not to exceed Ringelmann No.
Side 7 - Unit operation: Methods where raw materials undergo physical change; methods by which raw materials may be altered into different states, such as vapor, liquid, or solid without changing into a new substance with different properties and composition.
Side 82 - ... roof. resting on the surface of the liquid contents and equipped with a closure seal, or seals, to close the space between the roof edge and tank wall. The control equipment...
Side 116 - Add together the individual rates of emission derived above of each source to obtain the total net rate of emission from all sources within the boundaries of the lot. Dust and other types of air pollution, borne by the wind from such sources as storage areas, yards, roads and the like within lot boundaries, shall be kept to a minimum by appropriate landscaping, paving, oiling, fencing or other acceptable means. Emission of particulate matter from such sources in excess of the weight limitations specified...
Side 96 - F, and when the fuel tank is between one-fourth and one-half full, averaging three-eighths full. The standard was developed from data obtained when fuels averaging a Reid Vapor Pressure of approximately 9 were used, and when hydrocarbon emissions were collected in condensing traps at dry ice temperature. Equivalent methods and other conditions may be used if approved by the Dept.

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