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N.C. Department of Environment and Natural Resources

NC Department of Environment and Natural Resources
Air Quality - Data Archives & Statistical Summaries

Air Quality

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Air Quality Index Summaries
Statistical summaries of the daily Air Quality Index values for the most recent calendar yearcompleted and validated are available for the following "core-based" statistical areas. The areas marked with * contain two pages, one for monitors inside the metropolitan statistical area proper (MSA) and one for monitors in the core-based boundary but outside of the MSA.

  • Charlotte-Gastonia-Rock Hill, SC MSA [PDF] [Text]
  • Fayetteville MSA [PDF] [Text]
  • Greensboro-Winston-Salem MSA* [PDF] [Text]
  • Raleigh-Durham-Chapel Hill MSA* [PDF] [Text]
  • Wilmington MSA [PDF] [Text]
  • Asheville MSA* [PDF] [Text]
  • Hickory-Morganton-Lenoir MSA [PDF] [Text]

Statewide Annual Air Quality Pollutant Concentration Summaries

View the summary as

To help with interpreting these statistics, pollutant levels that would exceed a national or stateambient air quality standard are listed inthis table

Air Quality Data Analyses
View detailed raw data, background information, charts, and maps concerning concentrations in our state for these pollutants and meteorology data:

Air Monitoring Sites
View a map showing the locations of ambient air monitors operated in2011 or2012 in North Carolina.

 

Division of Air Quality LogoN.C. Division of Air Quality • Mailing Address: 1641 Mail Service Center, Raleigh, NC 27699-1641 

Physical Address: 217 West Jones Street, Raleigh, NC 27603 • Phone: (919) 707-8400 Fax (919) 707-0718

 
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