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Air Quality Permit Information

Central and Regional Office Contact Info

For general Air Quality Permit questions, please call 717-787-4325. For more specific questions, contact the appropriate Regional Office (PDF) serving you.

Proposed General Permits

Proposals with closed Comment Periods

Reasonably Available Control Technology (RACT)


  • NESHAP's
    Introduction to the National Emission Standards for Hazardous Air Pollutants
  • MACT Program Description (PDF)
    Section 112 of the Clean Air Act establishes construction and reconstruction requirements for major sources of hazardous air pollutants.

Air Toxics & Risk Assessment

Other Information