Nonattainment area definition

Nonattainment area means a geographic area designated by EPA in 40 CFR Part 81 as exceeding a National Ambient Air Quality Standard (NAAQS) for a given criteria air pollutant. An area is nonattainment only for the pollutants for which the area has been designated nonattainment.

Examples of Nonattainment area in a sentence

  • In light of the overall health and clean air objectives of the CAA, the EPA encourages the States to continue to evaluate and, where feasible, implement measures that would further reduce emissions and contribute to improved air quality in the El Paso-Las Cruces, Texas-New Mexico Nonattainment area.


More Definitions of Nonattainment area

Nonattainment area means any geographic region of the United States which has been designated as nonattainment under Section 107 of the CAA for any pollutant for which a national ambient air quality standard exists.
Nonattainment area means, for any air contaminant, an area which is shown by monitored data or which is calculated by air quality modeling (or other methods determined by the Secretary to be reliable) to exceed any applicable ambient air quality standard for such contaminant. "Attainment Area" means all other areas, except those areas for which there is not sufficient data to allow classification ("unclassified areas").
Nonattainment area means any area which is shown by air quality monitoring data or, where such data are not available, which is calculated by air quality modeling (or other methods determined by the board to be reliable) to exceed the levels allowed by the ambient air quality standard for a given pollutant including, but not limited to, areas designated as such in 9VAC5-20-204.
Nonattainment area means an area identified in 40 CFR 81.334 as nonattainment.
Nonattainment area means an area designated in 40 CFR 81.334 as nonattainment.
Nonattainment area means a geographical area within the jurisdiction of the Agency, as designated by the Board, the EQC, or the EPA which exceeds any federal, state or local primary or secondary ambient air quality standard. Nonattainment areas are designated by the Board according to LRAPA title 29 or by the EQC according to division 204.
Nonattainment area means any area of the State: