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AIR AWARENESS PROGRAM

FAQ'S (CONT.)

Q:  How is ground-level ozone formed? 
A: Ozone is not emitted directly into the air, but, at ground level, is created by a chemical reaction between oxides of nitrogen (NOx) and volatile organic compounds (VOCs) in the presence of sunlight and heat.  That is why ozone season runs from May through September, and why ozone is not as bad on cool, cloudy days.  In this region, the oxides of nitrogen come primarily from man-made activities, and the volatile organic compounds come from either man-made activities or vegetation.

For additional information about ozone, see the SEQL Enhanced Ozone Awareness document.

For More Information

  • Individuals, companies, and organizations can receive the ground-level ozone forecast each day during the season by becoming a member of their air quality coalition.  In NC, an electronic sign-up form is located at the following web address: http://www.daq.state.nc.us/airaware/coalition/raqc1.pdf
  • In SC, contact Donna Culbreath at 803-898-4293 or by e-mail at CULBREDD@dhec.sc.gov
  • The Ozone Forecast website is updated each day at http://www.daq.state.nc.us/airaware/ozone/
  • S. C. Department of Environmental Control -- http://www.scdhec.net/eqc/baq/ozone/
  • Daily ozone level information is also available through a toll-free hotline at 1-888-RU4NCAIR (1-888-784-6224) or can be seen daily during most local television weather forecasts.
  • For air quality forecasts nationwide, visit EPA's AIRNow web site at http://www.epa.gov/airnow/
  • To receive e-mail air quality forecast notices, contact this address: air.awareness@ncmail.net
  • Statewide: N.C. Air Awareness Program web site: http://daq.state.nc.us/Ozone/airaware/, toll-free Air Awareness hotline: 1-888-RU4 NCAIR (784-6224).
  • The NC Division of Air Quality posts some monitored (observed) air quality data on their web site http://www.ncair.org/.  Click on the link to Monitoring & Emissions Data then on Real-time Data. 
  • If you do not have access to the Internet, real-time AQI's at several urban locations in North Carolina are reported to the public on a 24-hour continuous basis by a computerized voice recording that is updated every four hours.  In Mecklenburg County, call (704) 333-7664.  The AQI also may be reported in the next day's newspapers located in those areas as well as by some national media outlets such as USA Today and The Weather Channel.
  • Charlotte Area: Mecklenburg County Land Use and Environmental Services Agency, (704) 336-5500.  On the web, see county air monitoring sites at: http://maps.co.mecklenburg.nc.us/website/airquality/
  • Health and Ozone: NC Division of Public Health, Occupational and Environmental Epidemiology, (919) 733-3410, http://www.dhhs.state.nc.us/ozone.htm
  • To get involved or for more information about air quality in this region, contact:

Charlotte Region Air Awareness :
Jerry Stahl - Regional Coordinator
c/o Mecklenburg County Air Quality
700 North Tryon Street,
Charlotte, North Carolina 28202
Ph: (704) 336-5426 Email:
StahlWG@co.mecklenburg.nc.us

Spare the Air Campaign:
Donna Culbreath
SC Department of Health
and Environmental Control
Bureau of Air Quality
2600 Bull St. Columbia, SC 29201
Ph: (803) 898-4293 
Email: CULBREDD@dhec.sc.gov

Carolinas Clean Air Coalition:
Nancy C. Bryant, President
Michele Sinn, MD,
Chairperson of the Board
1100 Ardsley Rd
Charlotte, NC  28207
(704) 375-7019
ronancyb@bellsouth.net

Refer to the SEQL Enhanced Ozone Awareness document for related information.


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