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NC DEQ »   About »   Divisions »   Air Quality »   Air Quality Planning »   State Implementation Plans (SIPs)

State Implementation Plans (SIPs)

For Rules Related SIP Submissions, Click Here

Ozone

  • Limited Maintenance Plan for the Great Smoky Mountains National Park, Rocky Mount, & Triangle Maintenance Areas for the 1997 8 Hour Ozone NAAQS
  • Charlotte / Gastonia / Salisbury, NC 2008 8-Hour Ozone Area
  • Charlotte / Gastonia / Salisbury, NC and Rock Hill, SC (Metrolina) 1997 8-Hour Ozone Area
  • Raleigh / Durham / Chapel Hill (Triangle) Area
  • Greensboro / Winston-Salem / High Point (Triad) Area
  • Great Smoky Mountains National Park
  • Rocky Mount Area
  • Nitrogen Oxides SIP Call Transition Requirements for Large Non-Electrical Generating Units

Sulfur Dioxide (SO2)

  • SO2 SIP for Evergreen Packaging/Blue Ridge Paper Products

Particulate Matter

  • Hickory (Catawba County) and Greensboro/Winston-Salem/High Point (Davidson and Guilford Counties) Areas

Carbon Monoxide

  • Carbon Monoxide (CO) Limited Maintenance Plan

110(a) Infrastructure Certifications

Inspection and Maintenance Program SIP

Regional Haze State SIP

Transportation of Conformity Memorandum of Agreements (MOAs)

  • Nitrogen Oxides SIP Call

Air Quality Planning

  • MACT / GACT Rules
  • Attainment
  • State Implementation Plans (SIPs)
    • For Rules Related SIP Submissions
    • Limited Maintenance Plan for the Great Smoky Mountains National Park, Rocky Mount, & Triangle Maintenance Areas for the 1997 8-Hour Ozone NAAQS
    • Sulfur Dioxide (SO2) SIP for Evergreen Packaging/Blue Ridge Paper Products
    • Charlotte / Gastonia / Salisbury, NC and Rock Hill, SC (Metrolina) 1997 8-Hour Ozone Area
    • Charlotte/Gastonia/Salisbury, NC 2008 8-Hour Ozone Area
    • Raleigh / Durham / Chapel Hill (Triangle) Area
    • Greensboro / Winston-Salem / High Point (Triad) Area
    • Great Smoky Mountains National Park
    • Rocky Mount Area
    • Hickory (Catawba County)/ Greensboro/Winston-Salem/High Point (Davidson and Guilford Counties) Areas
    • Carbon Monoxide (CO) Limited Maintenance Plan
    • 110(a) Infrastructure Certifications
    • Inspection and Maintenance Program SIP
    • Regional Haze State SIP
    • Transportation of Conformity Memorandum of Agreements (MOAs)
    • Nitrogen Oxides SIP Call Transition Requirements for Large Non Electrical Generating Units
  • Air Quality Rules & Regulations
  • Energy Efficiency Assessments

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https://deq.nc.gov/about/divisions/air-quality/air-quality-planning/state-implementation-plans-sips