Ambient air quality standard means an established concentration, exposure time, and frequency of occurrence of air contaminant(s) in the ambient air which shall not be exceeded.
Ambient air quality standard means a numerical expression of a specified concentration level for a particular air contaminant and the time averaging interval over which that concentration level is measured and is a goal to be achieved in a stated time through the application of appropriate preventive or control measures.
Ambient air quality standard means any primary or secondary standard designated as such in 9VAC5-30 (Ambient Air Quality Standards).
Examples of Ambient air quality standard in a sentence
Butte County has a federal designation of Nonattainment for the 8-hour ozone National Ambient Air Quality Standard (NAAQS), so a Clean Air Act conformity determination is required.
More Definitions of Ambient air quality standard
Ambient air quality standard. (AAQS) means an established concentration, exposure time, and frequency of occurrence of an air contaminant or multiple air contaminants in the ambient air that shall not be exceeded.
Ambient air quality standard means an estab- lished concentration, exposure time, and frequency of occur- rence of air contaminant(s) in the ambient air which shall not be exceeded.
Ambient air quality standard means any primary or secondary standard designated as such in 9 VAC 5 Chapter 30 (9 VAC 5-30-10 et seq.).
Ambient air quality standard means an established concen- tration, exposure time, and frequency of occurrence of air contami- nant(s) in the ambient air which shall not be exceeded.
Ambient air quality standard means a standard, other than an emission standard, adopted under AS 46.14.010, 46.14.140, 46.14.400(f), or 42 U.S.C. 7409 (Clean Air Act, sec. 109);
Ambient air quality standard means a level of air quality which will protect public health with an adequate margin of safety or may be necessary to protect public welfare from anticipated adverse effects.
Ambient air quality standard means the concentration of an air pollutant which, in order to protect public health and/or public welfare, shall not be exceeded in the breathing zone, at any time. Standards are enforceable and must be complied with by the owner or person in-charge of an industrial operation, process or trade;