Jump to main content.


PM-2.5 (1997 Standard) Area Information


  1. Nonattainment Area Selections
    1. Area Listings
      1. Nonattainment Areas
      2. Sorted by State/Area/County
      3. Sorted by Area/State/County

    2. Area Designation Data
      1. Air Quality Data, Population, Counties
      2. Nonattainment County Data

  2. Maintenance Area Selections (Redesignated from Nonattainment)
    1. Area Listings
      1. Maintenance Areas
      2. Sorted by State/Area/County
      3. Sorted by Area/State/County

    2. Area Designation Data
      1. Maintenance Air Quality Data, Population, Counties
      2. Maintenance County Data

  3. Area Maps
    Map and GIS shapefile downloads are available from the Downloads page (see sidebar link)

    1. National Maps
      1. National Map of 1997 PM-2.5 Nonattainment Areas
      2. Counties Designated Nonattainment for 1997 PM-2.5 and/or 1997 8-hour Ozone Standard - U.S. Map
      3. Counties Designated Nonattainment for 1997 PM-2.5 and/or 2006 PM-2.5 Standard - U.S. Map

    2. State Maps
      1. Individual State Maps with 1997 PM-2.5 Nonattainment Areas
      2. Individual State Maps with 1997 PM-2.5 Maintenance Areas

  4. Other Information
    1. Summary Reports
      1. Nonattainment Area Summary Report
      2. Maintenance Area Summary Report
      3. Nonattainment Area Summary Report w/ History

    2. Comparison to Other Standards
      1. Designated 2006 PM-2.5 and 1997 PM-2.5 Nonattainment Areas
      2. Designated 1997 PM-2.5 Nonattainment Areas Compared to 2006 PM-2.5 and 1997 8-Hour Ozone Nonattainment Areas

  5. Federal Register Notices and Related Designation Information for PM-2.5 (1997 Standard)
    1. Particulate Matter Standards website

    2. Revised PM-2.5 (1997 Standard) NAAQS Notices
      1. Proposed PM-2.5 Implementation Federal Register Notice (November 1, 2005) (PDF)
      2. PM-2.5 Implementation Rule Federal Register Notice (April 25, 2007) (PDF)
        Greenville-Spartanburg, SC (Anderson, Greenville and Spartanburg Counties, SC) is designated unclassifiable.
      3. Proposed Fine Particulate Matter National Ambient Air Quality Standards: State Implementation Plan Requirements (March 23, 2015) (PDF)
        Clarifies attainment planning requirements that would apply to PM2.5 nonattainment areas based on their classification, the process for reclassifying Moderate areas to Serious, and proposes to revoke the 1997 primary annual standard.

    3. Designation Notices
      1. PM-2.5 Designation Federal Register Notice (January 5, 2005) (PDF)
      2. PM-2.5 Designation Federal Register Supplemental Notice (April 14, 2005) (PDF)
      3. Additional Air Quality Designations for the 2006 24-Hour Fine Particle National Ambient Air Quality Standards, 110(k)(6) Correction and Technical Correction Related to Prior Designation, and Decisions Related to the 1997 Air Quality Designations and Classifications for the Annual Fine Particles National Ambient Air Quality Standards (February 3, 2011 (PDF)
      4. Proposed Identification of Nonattainment Classification and Deadlines for Submission of SIP Provisions for the 1997 PM2.5 NAAQS and 2006 PM2.5 NAAQS (November 21, 2013) (PDF)
      5. Technical Amendments to Inadvertant Errors in Air Quality Designations for Fine Particles, Ozone, Lead, Nitrogen Dioxide, and Sulfur Dioxide (May 5, 2014) (PDF)
      6. Final Identification of Nonattainment Classification and Deadlines for Submission of SIP Provisions for the 1997 PM2.5 NAAQS and 2006 PM2.5 NAAQS (June 2, 2014) (PDF)
      7. Identification of Nonattainment Classification and Deadlines for Submission of SIP Provisions for the 1997 PM2.5 NAAQS and 2006 PM2.5 NAAQS: Correction (October 3, 2014) (PDF)
      8. Identification of Nonattainment Classification and Deadlines for Submission of SIP Provisions for the 1997 PM2.5 NAAQS and 2006 PM2.5 NAAQS; Correction (October 28, 2014) (PDF)
      9. Identification of Nonattainment Classification and Deadlines for Submission of SIP Provisions for the 1997 PM2.5 NAAQS and 2006 PM2.5 NAAQS; Correction (December 24, 2014) (PDF)
      10. 24-hour Fine Particle National Ambient Air Quality Standards (2006 24-hour PM2.5 NAAQS), 1997 Annual PM2.5 NAAQS, and 1987 Annual Coarse Particle (PM10) NAAQS; Technical Amendments to Inadvertent Errors (July 29, 2015) (PDF)

    4. Other Associated Federal Register Notices
      1. Clean Data Determination/Attainment Determinations
      2. Attainment Date Extensions
      3. Changes to a Higher Classification
      4. All Federal Register Notices
        1. Notices Listed By Category
        2. Notices Listed By Area Name
        3. Notices Listed By State then Area
        4. Notices Listed By Date

Local Navigation


Jump to main content.