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FR Air Documents
Note: EPA no longer updates this information, but it may be useful as a reference or resource.
- National Emission Standards for Hazardous Air Pollutants for Area Sources: Clay Ceramics Manufacturing, Glass Manufacturing, and Secondary Nonferrous Metals Processing | PDF Version (495K, About PDF)
- Approval and Promulgation of Implementation Plans and Designation of Areas for Air Quality Planning Purposes; North Carolina; Redesignation of the Raleigh-Durham-Chapel Hill 8-Hour Ozone Nonattainment Area to Attainment for Ozone | PDF Version (159K, About PDF)
- Approval and Promulgation of State Plans for Designated Facilities and Pollutants; Iowa; Clean Air Mercury Rule | PDF Version (95K, About PDF)
- Approval and Promulgation of State Plans for Designated Facilities and Pollutants; Kansas; Clean Air Mercury Rule | PDF Version (101K, About PDF)
- Partial Removal of Direct Final Rule and Revision of the Nonroad Diesel Technical Amendments and Tier 3 Technical Relief Provision | PDF Version (120K, About PDF)