Nonattainment area definition

Nonattainment area means an area so designated by the administrator, acting pursuant to Section 107 of the Act.

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.

Nonattainment area means an area designated by the Environmental Protection Agency as nonattainment under Section 107, Clean Air Act for any National Ambient Air Quality Standard. The designations for Utah are listed in 40 CFR 81.345.

Examples of Nonattainment area in a sentence

• Virginia DEQ, “ Maintenance Plan for The Hampton Roads Nonattainment Area Consisting of the Cities of Chesapeake, Hampton, Newport News, Norfolk, Poquoson, Suffolk, Virginia Beach, and Williamsburg and the Counties of James City, York, Gloucester, and Isle of Wight.

• US EPA, 72 FR 18602, 40 CFR Parts 52 and 81 [EPA-R03-OAR-2006-0919; FRL-8298-2], Approvaland Promulgation of Air Quality Implementation Plans: Virginia; Redesignation of the Hampton Roads 8-Hour Ozone Nonattainment Area to Attainment and Approval of the Associated Maintenance Plan and 2002 Base-Year Inventory, Proposed Rule, Friday, April 13, 2007.

• Virginia DEQ, Request for Redesignation to Attainment for the Hampton Roads Nonattainment Area Consisting of the Cities of Chesapeake, Hampton, Newport News, Norfolk, Poquoson, Portsmouth, Suffolk, Virginia Beach, and Williamsburg, and the Counties of Gloucester, Isle of Wight, James City, and York.

• US EPA, Heavy-Duty Engine and Vehicle Standards and Highway Diesel Fuel Sulfur Control Exhibit 2-4: Ambient Conditions - Ozone Season Source: VDEQ, “Technical Support Document for the Redesignation Request and Maintenance Plan for Hampton Roads 8-Hour Ozone Nonattainment Area, Final”, as approved June 1, 2007, 72 FR 30490.

• See US EPA, 72 FR 3049040 CFR Parts 52 and 81 [EPA–R03–OAR–2006–0919; FRL–8320–9], Approval and Promulgation of Air Quality Implementation Plans; Virginia; Redesignation of the Hampton Roads 8-Hour Ozone Nonattainment Area to Attainment and Approval of the Area’s Maintenance Plan and 2002 Base-Year Inventory, Final Rule, effective June 1, 2007.See: http://edocket.access.gpo.gov/2007/E7-10581.htm.

More Definitions of Nonattainment area

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 geographic region of the United States that has been designated as “nonattainment” under Section 107 of the Act for any pollutant for which a National Ambient Air Quality Standard exists.

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 any area of the State:

Nonattainment area means any geographic region of the United States which has been designated as nonattainment under §107 of the CAA for any pollutant for which a national ambient air quality standard exists.