 | Administrative law - 1983 - 788 pages
...cubic meter (0.03 ppm)— annual arithmetic mean. (b) 365 micrograms per cubic meter (0.14 ppm)— Maximum 24-hour concentration not to be exceeded more than once per year. § 50.5 National secondary ambient air quality standards for sulfur oxides (sulfur dioxide). The national... | |
 | Administrative law - 1982 - 784 pages
...are: (a) 75 micrograms per cubic meterannual geometric mean. (b) 260 micrograms per cubic meter— maximum 24-hour concentration not to be exceeded more than once per year. § 50.7 National secondary ambient air quality standards for participate matter. The national secondary... | |
 | Administrative law - 1973 - 1066 pages
...meter (0.03 p.pjn.)— annual arithmetic mean. (b) 365 micrograms per cubic meter (0.14 p.pjn.) — Maximum 24-hour concentration not to be exceeded more than once per year. § 50.5 National secondary ambient airquality standards for sulfur oxides (sulfur dioxide). The national... | |
 | United States. Congress. Joint Committee on Defense Production - Civil defense - 1971 - 612 pages
...dioxide a) 80 micrograms per cubic meter, annual arithmetic mean. b) 365 micrograms per cubic meter, maximum 24-hour concentration not to be exceeded more than once per year. Secondary - To protect the public welfare Ambient air - As sulfur dioxide a) 60 micrograms per cubic... | |
 | United States. Congress. Senate. Committee on Public Works - 1971 - 694 pages
...Secondary Micrograms per cubic meter— Annual arithmetic mean 80 60 Microjrams per cubic meter— Maximum 24-hour concentration not to be exceeded more than once per year Entirely missing in the EPA criteria is even a mention of a lethal concentration for sulfur oxides... | |
 | United States. Environmental Protection Agency. Office of Air Programs - Air - 1972 - 76 pages
...standard - 75 micrograms per cubic meter, annual geometric mean. - 260 micrograms per cubic meter, maximum 24-hour concentration not to be exceeded more than once per year. Secondary standard - 60 micrograms per cubic meter, annual geometric mean, as a guide to be used in... | |
 | United States. Congress. Senate. Commerce - 1972 - 788 pages
...<a> 75 microgramfi per cubic meter — annual geometric mean. (b> 280 mlcrocrams per cubic meter — maximum 24-hour concentration not to be exceeded more than once per year. § 110.7 Nniionnl Mrondarr ambienl air i]M'i!i!> ..ifiii.l.mU fi-r paniculate mutter. The national... | |
 | United States. Congress. Senate. Committee on Commerce - Automobiles - 1972 - 778 pages
...IBM (ai 60 mierofframs per cubic meterannual arithmetic mean. 280 mlcrograme per cubic meter — <b>maximum 24-hour concentration not to be exceeded more than once per year. S 410.6 rvuionnl primary nmhlrnl air quality MimdarU* fur pMrlfriiUle matter. The national pH mary... | |
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... 260 micrograms per cubic meter — maximum 24-hour concentration not to be exceeded more than once per year. 
