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PM2.5 NAAQS Implementation - Fact Sheets

Information provided for informational purposes onlyNote: EPA no longer updates this information, but it may be useful as a reference or resource.

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  National Air Quality Standards for Fine Particles: Guidance for Designating Areas: Fact Sheet 4-3-03 PDF file
  FACT Sheet:Implementation Planning Guidance for the Revised Ground-Level Ozone & Particulate Matter National Ambient Air Quality Standards 6-22-98 PDF file
  Fact Sheet on EPA's Interim Air Quality Policy on Wildland and Prescribed Fires 5-19-98 PDF file
  FACT SHEET-EPA's Revised PM Standards 7-22-97 PDF file
EPA's Updated Clean Air Standards 7-16-97 HTML file

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