Code of Federal RegulationsU.S. General Services Administration, National Archives and Records Service, Office of the Federal Register, 2005 - Administrative law |
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Page 6
... equal to or greater than 0.0005 ppm shall be rounded up ) . ( b ) The level of the 24 - hour standard is 0.14 parts per million ( ppm ) , not to be exceeded more than once per cal- endar year . The 24 - hour averages shall be determined ...
... equal to or greater than 0.0005 ppm shall be rounded up ) . ( b ) The level of the 24 - hour standard is 0.14 parts per million ( ppm ) , not to be exceeded more than once per cal- endar year . The 24 - hour averages shall be determined ...
Page 7
... equal to or greater than 0.05 ppm shall be rounded up ) . OF ( b ) Sulfur oxides shall be measured in the ambient air as sulfur dioxide by the reference method described in appendix A of this part or by an equivalent method designated ...
... equal to or greater than 0.05 ppm shall be rounded up ) . OF ( b ) Sulfur oxides shall be measured in the ambient air as sulfur dioxide by the reference method described in appendix A of this part or by an equivalent method designated ...
Page 8
... equal to 65 micrograms per cubic meter . [ 62 FR 38711 , July 18 , 1997 , as amended at 69 FR 45595 , July 30 , 2004 ] § 50.8 National primary ambient air quality standards for carbon mon- oxide . ( a ) The national primary ambient air ...
... equal to 65 micrograms per cubic meter . [ 62 FR 38711 , July 18 , 1997 , as amended at 69 FR 45595 , July 30 , 2004 ] § 50.8 National primary ambient air quality standards for carbon mon- oxide . ( a ) The national primary ambient air ...
Page 9
... equal to 0.053 ppm , rounded to three decimal places ( fractional parts equal to or greater than 0.0005 ppm must be rounded up ) . To demonstrate attain- ment , an annual mean must be based upon hourly data that are at least 75 percent ...
... equal to 0.053 ppm , rounded to three decimal places ( fractional parts equal to or greater than 0.0005 ppm must be rounded up ) . To demonstrate attain- ment , an annual mean must be based upon hourly data that are at least 75 percent ...
Page 15
... equal to 0.030 ± 0.002 absorbance unit / μg SO2 with a 1 - cm optical path length when the dye is pure and the sulfite solu- tion is properly standardized . 8.2.12.2 Preparation of stock PRA solution— A specially purified ( 99 to 100 ...
... equal to 0.030 ± 0.002 absorbance unit / μg SO2 with a 1 - cm optical path length when the dye is pure and the sulfite solu- tion is properly standardized . 8.2.12.2 Preparation of stock PRA solution— A specially purified ( 99 to 100 ...
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actual emissions adjustment air pollution air quality air quality standards ambient air quality amount appendix applicable approved arithmetic mean average calculated calibration chapter Clean Air Act Clean Unit designation cogeneration compliance comply concentration control measures control technology determined device emis emission factor emission limitation emissions data emissions increase emissions reductions emissions trading emissions trading program emissions unit enforceable Federal filter flow rate fuel graph implementation plan inventory major modification major stationary source maximum ments monitoring nitrogen dioxide NO₂ non-EGUS nonattainment nonroad NOx Budget NOx emissions number of exceedances owner or operator ozone season PAL permit PAL pollutant particulate matter percent PLCS procedures pursuant quirements reporting requirements of paragraph reviewing authority sample period sampler sions unit SIP revision specified stack State's submit subpart sulfur dioxide temperature throughput tion tons unit's vehicle volumetric flask µg/m³