Attainment area

Attainment area

An attainment area is a zone within which the the level of a pollutant is considered to meet United States National Ambient Air Quality Standards. These standards are per pollutant, so it is possible for a zone to meet these standards for a certain substance and not for another.

External links

* [http://tapseis.anl.gov/glossacro/dsp_wordpopup.cfm?word_id=444 Trans-Alaska Pipeline System Renewal Environmental Impact Statement article]


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