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Particulate Matter (PM-2.5) Nonattainment Areas
(1997 Standard)

  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 (Previously Nonattainment Areas)
    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. 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. Other Information
    1. Summary Reports
      1. Nonattainment Area Summary Report
      2. Maintenance Area Summary Report

  6. Federal Register Notices Relating to PM-2.5 Designations for the 1997 Standard
    1. Particulate Matter (PM) Standards - Documents from Review Completed in 1997
    2. PM-2.5 Designation Federal Register Notice (January 5, 2005) (PDF)
    3. PM-2.5 Designation Federal Register Supplemental Notice (April 14, 2005) (PDF)
    4. PM-2.5 Implementation Proposal Federal Register Notice (November 1, 2005) (PDF)
    5. PM-2.5 Implementation Rule Federal Register Notice (April 25, 2007) (PDF)
      Greenville-Spartanburg, SC (Anderson, Greenville and Spartanburg Counties, SC) is designated unclassifiable.
    6. Proposed National Ambient Air Quality Standards for Particulate Matter (June 29, 2012) (PDF)
    7. Correction to Proposed National Ambient Air Quality Standards for Particulate Matter (June 29, 2012) (PDF)
    8. National Ambient Air Quality Standards for Particulate Matter (January 15, 2013) (PDF)
    9. Other Associated Federal Register Notices
      1. Clean Data Determination/Attainment Determinations
      2. Attainment Date Extensions
      3. 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

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