National Ambient Air Quality Standards definition

National Ambient Air Quality Standards or “NAAQS” means national ambient air quality standards that are promulgated pursuant to Section 109 of the Act, 42 U.S.C. § 7409.
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National Ambient Air Quality Standards means, unless otherwise modified, the primary (health-related) and secondary (welfare-based) federal ambient air quality standards promulgated by the US EPA pursuant to Section 109 of the Federal Act.
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National Ambient Air Quality Standards means those primary and secondary ambient air quality standards which are promulgated by the Administrator of the Federal Environmental Protection Agency.
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Examples of National Ambient Air Quality Standards in a sentence

  • On December 1, 2006, paragraph (A)(3) of OAC rule 3745-31-05 was revised to conform to the Ohio Revised Code (ORC) changes effective August 3, 2006 (Senate Bill 265 changes), such that BAT is no longer required by State regulations for National Ambient Air Quality Standards (NAAQS) pollutant(s) less than ten tons per year.

  • Volatile organic compounds (VOC) and Nitrogen Oxides (NOx) are regulated under the Clean Air Act (CAA) for the purposes of attaining and maintaining the National Ambient Air Quality Standards (NAAQS) for ozone.

  • The resultant concentrations are within the National Ambient Air Quality Standards (NAAQS).

  • The National Ambient Air Quality Standards for PM-10 consists of a 24-hour standard, which is represented by the motor vehicle emissions budgets established in the 2007 PM-10 Maintenance Plan.

  • The monitored values are compared with National Ambient Air Quality Standards prescribed by Central Pollution Control Board (CPCB) for residential, rural and other areas.


More Definitions of National Ambient Air Quality Standards

National Ambient Air Quality Standards or “NAAQS,” means those ambient air quality standards promulgated by the EPA in 40 C.F.R. Part 50 as of the effective date of the federal final rule published by EPA in the Federal Register on January 15, 2013 (78 FR 3086), as set forth in Appendix B of Regulation 19.
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National Ambient Air Quality Standards or “NAAQS” shall mean national ambient air quality standards that are promulgated pursuant to Section 109 of the CAA, 42 U.S.C. § 7409;
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National Ambient Air Quality Standards means the air quality standards for outside air as established in the clean air act.
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National Ambient Air Quality Standards means national air quality standards promulgated pursuant to Section 109 of the Act, 42 U.S.C. § 7409.
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National Ambient Air Quality Standards means those primary and secondary ambient air quality standards which are promulgated by the Administrator of the Federal Environmental Protection Agency. “National Weather Service” means an agency of the United States Commerce Department charged with the
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National Ambient Air Quality Standards. (NAAQS) means air quali- ty standards promulgated for criteria pollutants under the federal Clean Air Act (40 C.F.R. 50). The standard for carbon monoxide is thirty-five parts per million over a one-hour period or nine parts per million over an eight-hour period. The standard for ozone is 0.12 parts per million over a one-hour period. The standard for PM10 is fifty µg/m3 annual arithmetic mean or 150 µg/m3 maximum twenty-four hour average concentration.
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National Ambient Air Quality Standards or “NAAQS,” means those ambient air quality standards promulgated by the EPA in 40 C.F.R. Part 50 as of the effective date of the federal final rule published by EPA in the Federal Register on October 26, 2015 (80 FR 65292), as set forth in Appendix B of Rule 19.
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